Source: https://patents.google.com/patent/CN101060979B/en
Timestamp: 2020-04-05 00:22:25
Document Index: 325728020

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CN101060979B - Windproof waterproof breathable seamed articles - Google Patents
CN101060979B
CN101060979B CN2005800397941A CN200580039794A CN101060979B CN 101060979 B CN101060979 B CN 101060979B CN 2005800397941 A CN2005800397941 A CN 2005800397941A CN 200580039794 A CN200580039794 A CN 200580039794A CN 101060979 B CN101060979 B CN 101060979B
CN2005800397941A
CN101060979A (en
M·威廉姆斯
J·A·克莱恩
2004-11-24 Priority to US10/998,070 priority Critical
2004-11-24 Priority to US10/998,070 priority patent/US7624456B2/en
2005-11-10 Application filed by 戈尔企业控股股份有限公司 filed Critical 戈尔企业控股股份有限公司
2007-10-24 Publication of CN101060979A publication Critical patent/CN101060979A/en
2010-11-10 Publication of CN101060979B publication Critical patent/CN101060979B/en
The present invention provides waterproof, breathable non-textile seamed articles which exhibit high levels of durablility and allow wearers a high level of flexibility and article strength. This invention is of particular interest for use in dexterous hand coverings and conformable foot coverings.
The seamed articles of windproof waterproof breathable
The present invention relates generally to the seamed articles of waterproof and breathable, it has the height durability and can make wearer have high degree of flexibility, has product strength simultaneously.The present invention cherishes a special interest is use in the Handcovering of dexterity and comfortable pin covering.
The waterproof and breathable goods are used to various purposes, for example outdoor activities, sports events, skiing, by bike, military operation and fire fighting action.Seamed articles can be a waterproof as gloves, because its cladding material is a waterproof.Perhaps, what this gloves also can be by constructing technology level but waterproof, wherein, cladding material is ventilative and permeable, and another layer that is made of waterproof and the permeable functional layer material of water vapour is positioned at the back side (becoming the gloves liner usually) of cladding material.Some materials that are suitable as this functional layer comprise: PTFE, have hydrophilic dipping reagent and/or the layer intumescent PTFE; Ventilative layer of polyurethane; Or elastomer, for example their copolyether ester and laminate.
Because to the extensive protectiveness requirement of this based article, they are made up of the multilayer material that typically is attached to the gloves periphery usually.Typically, the gloves thickness of increase is directly related with the loss of sense of touch and dexterity.Adopt the thin layer glove construction or handle glove surface, for example be applied to the low modulus polymers coating on finger of glove and the palm area outer surface, can improve sense of touch and dexterity traditionally with viscosity or gripping section bar material.Yet when being applied to surpass the thick gloves of 10mil, these coatings show such as the deficiency that lacks finger tip sensation and control.Having carried out some attempts to improve sense of touch and dexterity; But, successfully be limited.
Seek the thermoplastic film structure of alternative thickness, wherein, all liners or seam are made up of thermoplastic film.Unfortunately, these thick polyurethane seams are rigidity in essence, make it be not suitable for use in the gloves liner.In addition, these thick polyurethane films are in fact airtight, also make it should not be used for most of gloves or apparel applications.
United States Patent (USP) 5,325,541 have described a kind of bucker socks (oversock), and it comprises the liner of being made up of waterproof, permeable, the non-stretchable substantially fabric of water vapour, and wherein, described waterproof, the permeable liner fabric of water vapour are heat-sealable.
United States Patent (USP) 5,981,019 has described a kind of composite film material, preferably comprises porous expanded polytetrafluoroethyl,ne (PTFE) film that is laminated on the back lining materials.
United States Patent (USP) 5,036,551 have described a kind of elastomer composite fabric, and it has layer structure, is made up of microporous polymer film, the permeable polymer of water vapour and elastomer thermoplastic non-woven material.The elastic composite fabric provides water vapour permeable barrier, can and comply with in other goods of another article and use at clothing item.
United States Patent (USP) 5,480,455 have described a kind of lining that comprises the expanded polytetrafluoroethyl,ne film, are coated with polyurethane material within it on the surface and isolate to help wet steam.
United States Patent (USP) 5,036,551 have described a kind of elastic composite fabric, and it has layer structure, is made of microporous polymer film, the permeable polymer of water vapour and elasticity thermoplastic non-woven material.
United States Patent (USP) 4,430,759 have described a kind of three layers of gloves, covering skin, the interior lining of insulating materials and the plastic sheeting intermediate layer of leather, cloth etc.
United States Patent (USP) 5,981,019 has described a kind of connection two laminations and has prevented seepage and seam that air passes through.
EP 0410292 has described a kind of liner of interlining goods.Seam is evenly welded and can easily be slided on clothes internal protection lining.
GB 2326606 has described a kind of permeable fabric of composite water vapour that uses in clothes, footgear, cap, gloves etc., it comprises expanded polytetrafluoroethyl,ne (PTFE) film sheet and the lamination of the atresia PTFE of formation on it.
Though carried out constantly attempting, producing thin layer, dexterousr and durable waterproof, non-woven seam goods, failed to achieve success aspect all above-mentioned needs meeting.
The invention solves the long-term sensation needs of the non-woven seam structure of this area multilayer, the non-woven seam structure of described multilayer can form flexible article and need not folding or pleated technology.The invention provides waterproof, thin layer, ventilative, non-woven seam goods, especially be suitable as hand dexterous in the glove system and cover liner, perhaps can be used alone as Handcovering.The present invention has following attendant advantages: be firm, assembling in commercial plant and do not damage and use in the open air in durable water resistant.
The invention provides a kind of seamed articles, described goods comprise: the first non-textile material that comprises the first microporous polymer layer and first thermoplastic polymer's layer; The second non-textile material that comprises the second microporous polymer layer and polymer layer; And the described first non-textile material is connected to the seam of the described second non-textile material, and wherein, the rigidity of described seam is less than 25g/in, and intensity is greater than 4 pounds/linear inch (pli).Seamed articles shows unexpected water proofing property and wearability.
The present invention also provides a kind of seamed articles, and described goods comprise: the first non-textile material that comprises the first microporous polymer layer and first thermoplastic polymer's layer; The second non-textile material that comprises polymer layer; And the described first non-textile material is connected to the seam of the described second non-textile material, and wherein, the rigidity of described seam is less than 25g/in, and intensity is greater than 4pli.
The present invention also provides a kind of seamed articles, and described goods comprise: the first non-textile material that comprises the first microporous polymer layer and first thermoplastic polymer's layer; The second non-textile material that comprises the second microporous polymer layer and polymer layer; And the described first non-textile material is connected to the seam of the described second non-textile material, and wherein, adopting ASTM method of testing D3886, the described first non-textile material is showing water proofing property and wearabilities greater than 63 circulation backs.
The present invention also provides a kind of glove system, and described system comprises: sheathing material, and it has hand and enters open side, and an edge is positioned at hand and enters on the open side; And liner, it comprises: the first non-textile material that comprises the microporous polymer layer and the first thermoplastic polymeric film layer; The second non-textile material that comprises the microporous polymer layer and second polymeric film layer; And the described first non-textile material is connected to the seam of the described second non-textile material, and wherein, the rigidity of described seam is less than 25g/in, and intensity is greater than 4pli, and wherein, the size of described gloves liner is suitable to be received in insertedly in the shell separately.
The present invention also provides a kind of glove system, and described system comprises: sheathing material, and it has hand and enters open side, and an edge is positioned at hand and enters on the open side; And liner, it comprises: the first non-textile material that comprises the microporous polymer layer and the first thermoplastic polymeric film layer; The second non-textile material that comprises the microporous polymer layer and second polymeric film layer; And the seam that the described first non-textile material is connected to the described second non-textile material, wherein, the rigidity of described seam is less than 25g/in, intensity is greater than 4pli, wherein, the size of described gloves liner is suitable to being received in insertedly in the shell separately, and, adopt ASTM method of testing D3886, the first non-textile material of described liner is showing water proofing property and wearability greater than 300 circulation backs.
Fig. 1 has shown the cutaway view of gloves liner end face, has described the orientation of each layer.
Fig. 2 has shown the sectional view that adheres to thermoplastic polymer's layer of microporous polymer layer by adhesive phase.
Fig. 3 has shown the sectional view that adheres to thermoplastic polymer's layer of microporous polymer layer by adhesive phase.
Fig. 4 has shown the sectional view at the waterproof sealing edge that forms by connection two identical non-textile materials.
Fig. 5 has shown the sectional view at the waterproof sealing edge that forms by connection two different non-textile materials.
Fig. 6 has shown the sectional view by the waterproof sealing edge that connects two non-textile materials formation, and wherein, seam is formed by thermoplastic polymer's layer and the sealing of microporous polymer layer, thereby forms boundary layer.
Fig. 7 has shown the hand covering system with three main layer buildings, and wherein, an insulating barrier fits into the waterproof and breathable liner, and liner fits in the shell of Handcovering of the present invention again.
The invention provides the material that is applicable to prepare waterproof, ventilative seamed articles, can be used as liner, pin covering and other clothes of hand covering, gloves system.
In this application, except as otherwise noted, think that following term has connotation described below:
" adhesion " or " adhering to each other " refers to that polymeric material (for example intumescent PTFE film) and textile material link together by suitable cementing medium. Cementing medium can be the adhesive point, and with the adhesive that continuous grid pattern applies, with the adhesive that continuous lines form applies, ventilative adhesive phase merges bonding surface continuously, or any other material of required layer adhesion is provided.
" ASTM method of testing D3886 "-in this patent, ASTM method of testing D3886 refer to No. 0 multidirectional pattern of emery paper method as the abrasive material of described the first non-textile material; Wherein, by inflatable diaphragm the first non-textile material is remained on the fixed position, described diaphragm is applied 4psi pressure, abrasive material applies 1 pound of load. For comparative result, use No. 0 emery paper from Norton Abrasives Worchester, MA A621 emery grit 0; Part No. 66261101290.
The wet steam transmitance (MVTR) that refers to material of " breathing freely " is at least about 1,000 (gram/(square metre) (24 hours)).
" composite " refers to the material that formed by two or more parts.For example, composite can be formed by the multiple stratification compound, and wherein, each layer links together by suitable bonding mode.Composite of the present invention is without any need for textle layers.
" dexterity " refers to quick-moving speed and carries out difficult action dexterously, or the ability of the speed that speeds operations.Dexterous gloves can carry out difficult action and need not to remove gloves.
" intumescent PTFE " or ePTFE are used to represent to comprise the film of microcellular structure PTFE, wherein, exist to be connected to each other the PTFE node that forms by the PTFE fibrillation.The basic structure of intumescent PTFE and character have description in many lists of references, comprise United States Patent (USP) 3,953,566; 3,962,153; 4,096,227; With 4,187,390, all lists of references are included in this by reference.
" liner " finger sewed product can offer the effect of user's barrier protection to prevent poisonous and/or nontoxic fluid contamination skin.Liner can be seamed articles water proofing property and/or gas permeability is provided.An example of liner is the gloves layer that inserts between shell and the wearer's hand, protection is provided for the hand of wearer.
" boundary layer " refers to by connecting the layer that two polymer layers form.For example, in the present invention,, heat the boundary layer that can make thermoplastic polymer's layer and microporous polymer layer co-blended thereby form by forming boundary layer with microporous polymer layer sealing thermoplastic polymer layer.
" laminate "---among the present invention, " laminate " expression comprises the composite of the polymeric layer that typically is bonded together and at least one textle layers.
" micropore " is used to represent the continuous material layer be made up of the microcosmic hole.The present invention preferably uses the microporous polymer membranes with opening interconnection microscopic void fine structure.It has air permeable, and similarly, gives rather than weakens water vapor permeability.The thickness of used microporous barrier typically is the 5-125 micron, is most preferably the 5-40 micron.Useful microporous membrane material polymer comprises: plastic polymer and elastomeric polymer.The example of suitable polymers comprises: polyester, polyamide, the polyolefin that comprises polypropylene and polyester, polyketone, polysulfones, Merlon, fluoropolymer polymer, polyacrylate, polyurethane, copolyether ester, copolyether amide etc.Preferred polymer is a plastic polymer.Most preferred microporous polymer membrane material is intumescent expanded microporous polytetra fluoroethylene-EPTEE (PTFE).These materials are characterised in that, diversity, high pore volume, high strength, softness, elasticity, stable chemical property, the high water vapor transfer of opening interconnection microscopic void and the surface that shows good pollution control characteristic.United States Patent (USP) 3,953,566 and United States Patent (USP) 4,187,390 preparation of this micropore expanded polytetrafluoroethyl,ne film has been described, its content is included in this by reference.
" sense of touch " refers to be felt or the ability of being touched and to the reactivity of haptic stimulus.For example, the sense of touch gloves allow finger tip sensation and control.
" thermoplastic " refers to that material can repeat deliquescing and pass through to reduce the temperature hardening by the rising temperature.Refer to experience basic physical change but not chemical change after the heating, and can form goods or merge the material that is bonded to other material by molded or extrusion at softening phase time.
" textile " is used to represent to adopt woven, the knitting or non-woven material of synthetic fibers, natural fiber or synthetic fibers and natural fiber mixture.
Carry out following waterproof test and determine " waterproof ": adopt the improvement Suter testing equipment test material of low influent pressure or the water proofing property of composite (or seam planar materials or composite).Hydraulic pressure is compeled the sample area by about 4.25 inch diameters of the rubber ring seal of two clamps arrangements.Sample is open in the atmospheric conditions, and the operator as seen.Make the hydraulic pressure on the sample increase to about 1psi by the pump that connects reservoir, as suitable meter is indicated regulate with straight-through valve.Specimen at an angle, and water recirculation non-air is resisted against the sample lower surface to guarantee the water contact.Whether perusal sample upper surface 3 minutes water occurs and is forced through sample.Visible liquid water may be interpreted as seepage on the surface.No visible liquid water in 3 minutes, promptly provide by or the waterproof rank.By this test is " waterproof " used herein definition.
Use " full gloves leak test " (WGLT) to determine the water-resistance of gloves.Full gloves leak test instrument is that air pressure is applied to finished product (entirely) gloves inside to detect the device in the hole in the water repellent component.This test mentions that this patent reference is included in this at United States Patent (USP) 4,776 in 209.The air that seepage is passed through is counted as the bubble from reservoir.This test is nondestructive.Specifically, air pressure settings is carried out this test under 2psig.
In one embodiment, the invention provides a kind of seamed articles, these goods comprise: the first non-textile material that comprises the first microporous polymer layer and first thermoplastic polymer's layer; The second non-textile material that comprises the second microporous polymer layer and polymer layer; And the described first non-textile material is connected to the described second non-textile material to form the seam of goods.Unexpectedly, seam shows that rigidity is less than 25g/in.Wish rigidity less than 25g/in to provide seamed articles good dexterity.Even more unexpectedly, seam shows that intensity is greater than 4pli.Think that joint strength greater than 4pli can provide open-air and use and enough durability easy to manufacture.
The first non-textile material is made up of the first microporous polymer layer that adheres to first thermoplastic polymer's layer.The second non-textile material comprises second microporous polymer layer and the polymer layer.In another embodiment, the second non-textile material can only comprise a polymer layer.
The first non-textile material can be shared some similar character or show separate character with the second non-textile material, includes but not limited to: gas permeability, water proofing property, wearability and windproof property.
For example, the first non-textile material and the second non-textile material can all have gas permeability.The first non-textile material and the second non-textile material can all have water proofing property.In the embodiment of some hope, the ventilative and waterproof of the first non-textile material and the second non-textile material.These material characters can partly depend on the material of selecting for required application.
In another aspect of this invention, the first non-textile material shows different character with the second non-textile material.For example, the first non-textile material or the second non-textile material show gas permeability and/or water proofing property.
In one of the present invention preferred embodiment, at least one microporous polymer layer comprises expanded polytetrafluoroethyl,ne.In another embodiment that is more preferably, the microporous polymer layer of the first non-textile material and the microporous polymer layer of the second non-textile material all comprise expanded polytetrafluoroethyl,ne in the present invention.
In one of the present invention preferred embodiment, the first thermoplastic polymeric film layer comprises the thermo-plastic polyurethane.
The seam that the described first non-textile material is connected to the described second non-textile material has significant flexibility, seam rigidity less than 25g/in and intensity greater than 4pli.Should notice that seam is more soft and more pliable and tougher more than the seam of the previous durable water resistant that obtains.
As skilled as easy to understand, the example that forms the suitable sealing means of described seam includes but not limited to: pulse sealing, radio frequency sealing, ultrasonic bonding, microwave welding, heat seal.One preferred embodiment in, seam is the hot weld seam that makes up by soldering appliance.During the hot weld of seam seam made up, the first microporous polymer layer or the described second microporous polymer layer were as the adhesion of interleaving agent generation when preventing that layer from contacting with soldering appliance.
In another aspect of this invention, seamed articles shows unexpected wearability.For example, adopt ASTM method of testing D3886, at least the first non-textile material also shows water proofing property and wearability after greater than 63 circulations.One preferred embodiment in, at least the first non-textile material is showing wearabilities greater than 300 circulation backs.
Provide Fig. 1-7 to set forth the present invention.Fig. 1 has shown the seamed articles of gloves liner 5 forms of the present invention.Gloves liner 5 is shaped and comprises: the finger part 6 of parcel wearer finger, cover the back (not shown) of wearer the back of the hand, the thumb part of parcel wearer thumb 7, cover the palm portion of wearer palm, the cuff part of parcel wearer's wrist, and hand enters opening 70, and wearer enters opening 70 by hand hand is slipped into gloves liner 5.The shown finger part 6 of these figure has four independently fingerstall.Mitten or bipartial gloves (two independently fingerstall) are equally applicable to and do not depart from principle of the present invention.
Gloves liner 5 is formed by the first non-textile material 10 and the second non-textile material 20.The first non-textile material 10 is connected to form seam 30 around required periphery by suitable sealing means with the second non-textile material 20.Preferred seam is the waterproof sealing edge.Provide opening 70 to enter the gloves liner with the hand that allows wearer.
The first non-textile material sheet 10 forms the one side of gloves liner 5, with palm or first palm portion 11 of front side and first thumb pad 12 of thumb part 7 of gloves liner 5.The second non-textile material sheet 20 forms the opposite face of finger part, second thumb pad of thumb part and second palm portion at gloves liner 5 back sides.Like this, the palm portion of gloves liner is divided by second-hand's metacarpus of first palm portion 11 of the first non-textile material sheet 10 that bonds together and the second non-textile material sheet 20 and is formed, as with reference to other figure hereinafter as described in.
The thumb part 7 of gloves liner 5 has finger side thumb outer rim 9 on the thumb part side of thumbtip 8, contiguous finger part and the radial side thumb outer rim 3 on gloves liner 5 radial side.Thumb part 7 is formed by first thumb pad 12 of the first non-textile material sheet 10 and second thumb pad of the second non-textile material sheet 20.Finger part 6 has the finger ulna side 2 on the ulna side of finger radial side 4 on the radial side of gloves liner 5 and gloves liner 5.Bifurcated 31 is between thumb part 7 and finger part 6.Therefore, bifurcated 31 is positioned at finger radial side 4 and the position that refers to that side thumb outer rim 9 is met.The hand of the contiguous gloves liner 5 of the cuff part 75 of gloves liner 5 (being present on tergite and the ulna sheet) enters opening 70, has the ulnar side cuff outer rim 85 on the ulna side of gloves liner 5.
As shown in Figure 2, the first non-textile material 10 is made up of the first microporous polymer layer 40 that adheres to first thermoplastic polymer's layer 60.The first microporous polymer layer 40 and first thermoplastic polymer's layer 60 can pass through adhesive 50 adhesions.Similarly, as shown in Figure 3, the second non-textile material 20 is made up of the second microporous polymer layer 45 that adheres to polymer layer 80.The second microporous polymer layer 45 and polymeric film layer can be passed through 55 adhesions of second adhesive.Adhesive phase comprises the adhesive 50 and second adhesive 55, can apply in continuous or discontinuous mode according to required result.Tou Qi goods zone if desired, adhesive phase must be the continuous adhesive or the discontinuous adhesive of breathing freely.Ventilative adhesive refers to hydrophile adhesive mass.Select ventilative hydrophile adhesive mass so that the good adhesion of high steam permeable and each interlayer to be provided.The example of ventilative adhesive includes but not limited to: EU and moisture-cured EU.Adhesive phase can also comprise filler when needing.Discontinuous adhesive can be breathed freely or be air-locked.Apply discontinuous adhesive phase and make the microporous polymer layer adhere to polymer layer or thermoplastic polymer's layer can to realize that these methods include but not limited to by many methods, serigraphy, intaglio printing and spraying all are well known by persons skilled in the art.
Microporous polymer layer 40 can be made of similar or different materials with 45, shown in Fig. 2 and 3.The microporous polymer layer can comprise intumescent PTFE, the microporous membrane of being made by the thermoplastic polymer, microporous membrane of being made by thermosetting polymer and the microporous membrane of being made by elastomeric polymer.The example of suitable polymers comprises: polyester, polyamide, the polyolefin that comprises polypropylene and polyester, polyketone, polysulfones, Merlon, fluoropolymer polymer, polyacrylate, polyurethane, copolyether ester, copolyether amide etc.Preferred capillary copolymer material is micropore intumescent PTFE.In general, the thickness variable of microporous polymer layer.
The microporous polymer layer that uses among the present invention randomly can apply one or more additional continuous polymerization layers, for example adhesive or hate oil reservoir.For ventilating structure, used continuous polymerization layer is a hydrophilic polymer.Hydrophilic layer is optionally by the diffusion transport of water, but the liquid or the air stream that drive of support pressure not.This feature is passed through the effect as the barrier of all size pollutants, and gives barrier layer and further give goods prepared therefrom, as socks or gloves, and good pollution control characteristic.And the steam permeable feature of material can realize the comfortableness of wearer.Preferably, at least one microporous polymer layer 40 or 45 comprises expanded polytetrafluoroethyl,ne.
Thermoplastic polymer's layer 60 can comprise: thermo-plastic polyurethane's film, siloxane film, copolyether ester membrane, copolyether ester amide film, independently or in combination or other suitable continuous vapor permeable polymer.Preferably, thermoplastic polymer's layer comprises continuous water vapour permeable polymer polyurethane, especially contains the material of aerobic ethylene unit, and for example United States Patent (USP) 4,532, and 316 is described.
Thermoplastic polymer's layer 60 can be monolithic or micropore.Should select the particular polymers type that adopts so that its sticking temperature in the required scope of preparation sealing joints 30, as shown in Figure 4.Thermoplastic polymer's fusing point should be lower than the fusing or the degradation temperature of microporous polymer.
The preferred thermoplastic polymer of sticking temperature between 50 ℃ to 200 ℃.Can use the thermoplastic polymer of higher sticking temperature among the present invention, as long as its sticking temperature is lower than about 400 ℃, microporous membrane material such as intumescent PTFE begin deliquescing or fusing under this temperature.Use the thermoplastic polymer graphic material sheet to be welded together around required periphery heating figure.
Thermo-plastic polyurethane's thin layer is particularly useful, because they can produce the composite layer of elasticity, easily extension, softness, and further produces the dexterous more and gloves that sense of touch is arranged that comprise these composites.The thickness of wishing thermoplastic polymer's layer is less than 2mil, even is more preferably less than 1.5mil, in a most preferred structure, is less than or equal to 1mil.Thermo-plastic polyurethane's film can obtain from many sources known to the skilled.One is preferred embodiment adopted the one chip thermo-plastic polyurethane as first thermoplastic polymer's layer 60.
As shown in Figure 4, can adopt two relative identical non-textile layer to make up seamed articles according to the present invention, so that the opposite face of seamed articles is made up of identical materials.As shown in Figure 4, the first non-textile material 10 is made up of the first microporous polymer layer 40 and first thermoplastic polymer's layer 60.The first microporous polymer layer 40 and first thermoplastic polymer's layer 60 can see through adhesive 50 adhesions.For the elaboration that shows similar assembly simple, Fig. 4 shown by element 40,50 and 60 form two-layer.The orientation of two identical thermoplastic polymer's layers 60 is in contact with one another it.Like this, two thermoplastic polymer's layers connect by seam 30, and seam 30 has the waterproof sealing edge that uses the hot weld seam to make up.Yet, also can use any other suitable seam according to required application.Put into practice when of the present invention the composition of goods and quality integral body homogeneous when using the first non-textile material 10 formed by same material and the second non-textile material.Yet, read this specification and should be understood that requirement exists the first non-textile material 10 of all descriptions and the element of the second non-textile material 20 to put into practice the present invention.Therefore, to be made up of identical materials be possible for the first microporous polymer layer 40 and the second microporous polymer layer 45.In addition, it is possible that first thermoplastic polymer's layer 60 and polymer layer comprise identical materials, and whole if desired goods are homogeneous structural, and it is possible using the adhesive phase 50 identical with second adhesive phase 55 each layer that bond.
Fig. 5 has shown that the composite lamella by as shown in Figure 2 is connected the waterproof sealing edge that forms or the sectional view of seam 30 with as shown in Figure 3 composite lamella.Therefore, as shown in Figure 5, seamed articles is made up of different non-textle layers.As Fig. 5 further shown in, the second non-textile material constitutes the second microporous polymer layer 45 different with the first microporous polymer layer 40 of the first non-textile material by it and forms.And the formation of first thermoplastic polymer's layer 60 is different with the formation of polymeric film layer 80.The technical staff uses according to the appointment of seamed articles, may wish to use different materials in the first non-textile material 10 and the second non-textile material 20.Similarly, the technical staff can be chosen in the different adhesive or the adhesive applying methods of zones of different use of goods.Notice that this is important, though require the thermoplastic polymer to exist in the first non-textile material, does not require that this thermoplastic polymer exists in the second non-textile material.Just require the second non-textile material to comprise polymeric film layer, can be the thermoplastic polymer or be not.Notice that this also is important, the thermoplastic polymer can be complementary by microporous polymer layer or the polymer layer of seam 30 with relative material.
As shown in Figure 5, the polymer layer of the first non-textile material 10 and the second non-textile material 20 can use different materials.Can use the bond relative composite layer of the first non-textile material 10 and the second non-textile material 20 of weld seam.Appointment can be made up of intumescent PTFE or the another kind of second microporous polymer layer 45, second adhesive phase 55 as the composite layer of the second non-textile material 20, and second adhesive phase can be identical or different with the adhesive 50 that the first microporous polymer layer 40 is connected to thermoplastic layer 60.Any or all polymer layer 80 can with lay respectively at designated different as layer 40, the 50 and 60 used material in the composite layer of the first non-textile material 10.Can select specific polymer layer 80 to give some specific nature that 60 on first thermoplastic polymer's layer does not have.For example, use one first thermoplastic polymer's layer 60 to form bonding with the adjacent layer of the second different non-textile materials 20, can produce dexterous durable liner.Therefore, can select polymeric film layer 80 to give the second non-textile material 20 required feature, the first thermoplastic polymer's layer that can select simultaneously the first non-textile material 10 can effectively design to meet the seamed articles that specific user requires according to environment or application requirements thereby provide to give different physical features.
Fig. 6 has shown the sectional view at seamed articles waterproof sealing edge.Form seam by connecting two kinds of non-textile materials.In this case, thermoplastic polymer's layer is sealed to the microporous polymer layer, thereby forms the boundary layer 35 that two polymer layers cross.Boundary layer 35 provides structural strength and durability, also gives dexterity simultaneously.As skilled in the art to understand, seamed articles of the present invention can comprise Any shape when needing, and can be fashioned into the clothes liner, specifically uses required Handcovering or pin covering.And the liner that is shaped as Handcovering can be used as a body member of glove system, perhaps can be used as the Handcovering of thin layer dexterity in isolated operation is used.
Fig. 7 has generally shown glove system 95.Glove system of the present invention comprises: sheathing material 90 and liner 5.Liner 5 comprises: the first non-textile material that comprises the microporous polymer layer and the first thermoplastic polymeric film layer; The second non-textile material that comprises the microporous polymer layer and second polymeric film layer; And the seam that the described first non-textile material is connected to the described second non-textile material.Preferred seam rigidity is less than 25g/in, and intensity is greater than 4pli, and wherein, the size of described gloves liner is suitable to be received in insertedly in the shell separately.Glove system can also comprise insulator or insulating barrier 92.In some applications, wish to comprise the glove liner that is positioned at or is arranged in sheathing material inside that wherein, described gloves liner is between glove liner and sheathing material.
One preferred embodiment in, the liner of glove system is breathed freely.In an embodiment that is more preferably, adopt ASTM method of testing D3886, the first non-textile material of glove system liner is showing water proofing property and wearability greater than 63 circulation backs.Be more preferably, the first non-textile material of liner is showing water proofing property and wearability greater than 300 circulation backs.
The water proofing property of gloves can adopt above-mentioned full gloves leak test to measure.
Form sheathing material and be configured as and comprise that one enters opening such as hand enters open side, and shell edge is positioned at hand and enters on the open side.As mentioned above, the gloves liner comprises: the first non-textile material that comprises the microporous polymer layer and the first thermoplastic polymeric film layer; The second non-textile material that comprises the microporous polymer layer and second polymeric film layer; And the seam that the described first non-textile material is connected to the described second non-textile material.The rigidity of described seam is less than 25g/in, and intensity is greater than 4pli.Glove system can randomly comprise insulating barrier.Preferred sheathing material is a waterproof.Glove system can comprise randomly that also the described hand with enclosure enters the opening oversleeve of approaching setting, it has sleeve edge and last sleeve edge down, the described edge of sleeve down is set at the enclosure that is lower than the predetermined vice-minister of shell edge and is connected in this edge, and it is predetermined long that described upward sleeve edge projection exceeds shell edge; Wherein, the described edge of sleeve down is connected directly to shell below shell edge.The described edge of sleeve down can be connected to shell by the water-resistant adhesives seam with adhering; Be attached to shell by the sewn seams that is sealed in inner oversleeve through the weather check band, or attached by any other suitable manner.In a required embodiment, sheathing material can have the interior lining layer.Gloves liner and glove liner are set at sheathing material inside, and wherein, described gloves liner is between glove liner and sheathing material.As used herein, " glove system " represents at least one gloves shell 90 and liner 5.Glove system also can randomly comprise insulating barrier 90 (as shown in the figure) and/or extra interior lining (not shown).Insulating barrier or interior lining comprise that typically pile or napping textle layers are to provide the insulation advantage.Should be understood that insulating barrier 92 can be made by the required any material of concrete application.And gloves liner 5 can comprise the body member as glove system 95, perhaps can use separately.The gloves liner is by the first non-textile material that comprises the microporous polymer layer and the first thermoplastic polymeric film layer; And the second non-textile material that comprises the microporous polymer layer and second polymeric film layer is formed.Seam is connected in the second non-textile material with the first non-textile material, and unexpectedly, seam rigidity is less than 25g/in, and intensity is greater than 4pli.When in glove system, using, the first hand shaped portion that the gloves liner is made up of the first non-textile material 10 and its size are limited with the second hand shaped portion that the second non-textile material 20 that the first hand shaped portion mates is formed, the first and second hand shaped portions are sewed up mutually, and formation has a plurality of stalls, a thumb protector, a palmar hand divides and the Handcovering of proficiency back portion.Also comprise in the embodiment of insulating barrier 92 at glove system, gloves in use, insulating barrier is between wearer hand and glove liner.When liner during as a body member of glove system, pad size is suitable to be received in insertedly separately in the gloves shell.Gloves shell or shell 90 can be formed by any suitable material, and these materials include but not limited to: knitting, woven or non-woven material, leather, composite material fabric or any other suitable material.The gloves shell can form according to any suitable pattern, such as but not limited to: Clute Cut Pattern, Gunn CutPattern or Fourchette Pattern.Shown in Fig. 1 and 7, glove system 10 can comprise following any part: palm portion 11, finger part 6, thumb part 7 or inwardly enter opening 70 towards the hand of wearer.Though shown glove system 5 is conventional glove systems, in a sense, it comprises the separate fingers sheath and the thumb protector of each finger that is suitable for staff, should be understood that content of the present invention can be applicable to be less than four stalls but other glove system of having one at least.In addition, the elasticity that glove system 5 can have contiguous cuff part 75 produces regional (not shown), contacts with the tight of wearer's wrist so that glove system to be provided.
Though the various versions of the present invention it will be apparent to those skilled in the art that, spell out in some embodiments of seamed articles, the first thermoplastic polymeric film layer can comprise the thermo-plastic polyurethane.The first microporous polymer layer of the first non-textile material and the microporous polymer layer of the second non-textile material can all comprise expanded polytetrafluoroethyl,ne.
In one embodiment, use adhesive 50 that intumescent PTFE layer 40 is adhered to thermoplastic layer 60, to form the composite layer of the first non-textile material 10.Can regulate the orientation of the composite layer of the first non-textile material 10 and the second non-textile material 20 according to the needs of individual applications.For example; when forming the Handcovering that wearer the back of the hand need different protection levels with palm; the layer of the first non-textile material 10 and the second non-textile material 20 can be orientated like this; make the second non-textile material 20 opposite with the polymeric film layer that outwards is orientated, polymeric film layer is away from the bonding surface of first thermoplastic polymer's layer 60 of the first non-textile material 10.Unique restriction is that at least one thermoplastic polymer's layer must be towards the composite layer orientation of coupling.In these embodiments, with the composite layer of the first non-textile material 10 and the second non-textile material 20 seam 30 by aforesaid waterproof sealing during, can produce waterproof, dexterity, durable non-weaving gloves liner around the periphery sealing.
Based on the desired barrier of final application, select first specific thermoplastic polymer's layer 60.Key of the present invention is, requires seamed articles to comprise at least one thermoplastic polymer's layer.When being sealed in match surface, thermoplastic polymer's layer can form softness but enough tough and tensile seam.In some embodiments of the present invention, can there be more than one thermoplastic polymer's layer.Handcovering prepared in accordance with the present invention is adapted at comprising in the glove system of shell, liner and lining and the Handcovering system and is used as liner.Handcovering can also be used as the non-weaving glove applications of isolated operation that is suitable for Handcovering, thereby selects to satisfy the needs of various application by suitable material.For example, the Handcovering without any shell or lining can be used as the clean space gloves of only being made by the first non-textile material and the second non-textile layer.Such example is the intumescent PTFE of the content preparation according to the present invention and being used in combination of thermo-plastic polyurethane.
As shown in table 1 below, find that goods of the present invention are pliable and tough, thin and firm, thereby form dexterous and durable gloves.
Table 1-seam properties relatively
The seam properties of measuring The present invention The non-weaving liner of A-TPU (uses 1mil TPU film The B-2 layer is non-woven/ePTFE/PU The C-3 layer is non-woven/ePTFE/PU The D-ePTFE liner The E-2 layer is knitting/the TPU lamination Thickness (mil) ??5.0 ?2.0 ??14.0 ??22.0 ??3.8 ?20.5 Intensity (pli) ??4.5 ?0.8 ??6.9 ??12.6 ??3 ?12 Rigidity (g/in) ??11 ??3.8 ??30 ??91 ??11 ??44
Table 1 has compared ventilative non-weaving liner of the present invention and (A) polyurethane film liner; (B) 2 layers of intumescent PTFE/ polyurethane/non-woven weaving lamination liner; (C) 3 layers of non-woven weaving/intumescent PTFE/ polyurethane/non-woven weaving lamination liner; (D) United States Patent (USP) 4,814, and 412 is described by merging the intumescent PTFE/ polyurethane liner of adhesive composite materials preparation; (E) 2 layers of knitting weaving/polyurethane lamination liner.
Extra unexpected quality of the present invention is the pliability of gained seam.Embodiment to embodiment 1 compares with the flat film character of the described identical contrast product of table 1, comprises thickness, MVTR and wearability, and the result is as shown in table 2.The more clearly of data shows, the invention provides the contrast liner than all tests, comprises the liner with textle layers, significantly higher wearability.
Table 2-basic unit character relatively
The property of thin film of measuring The present invention A-only TPU membrane liner (uses 1mil TPU film The B-2 layer is non-woven/ePTFE/PU The C-3 layer is non-woven/ePTFE/PU The only ePTFE liner that D-applies The E-2 layer is knitting/the TPU lamination Thickness (mil) ??2.5 ??0.8 ??6.5 ??12 ??1.3 ??11 ??MVTR(g/cm2/24h) ??9,900 ??12,000 ??8,400 ??7,000 ??10,600 ??6,400 Wearability (circulation) ??1750 ??25 ??375 ??700 ??63 ??1000
Sample A rigidity is minimum, but joint strength is not enough and wear no resistance.Similarly, as United States Patent (USP) 4,814, the joint strength that 412 described sample D have acceptable low rigidity and improve a little; Unfortunately, the wearability of sample D and joint strength are lower than what need.Surprisingly, liner provided by the invention or seamed articles have low rigidity seam, good joint strength gas permeability and excellent abrasive.
Seamed articles of the present invention can also comprise with thickness or grip decoration, securing member, the processing that the section bar material puts on glove surface or isolated operation liner, for example be applied to the low modulus polymers coating of finger of glove and palm area outer surface.
Adopt following test to estimate the character and the performance of the present invention and contrast product:
Water proofing property (initially)
ASTM method D751 program B has described the test of measuring water proofing property.In this test, clamp down on sample, apply fixing 0.7lbs/in 2Hydrostatic head, minimum maintenance 3 minutes.Ne-leakage is considered to by test after 3 minutes, and wherein, seepage is defined in 3.5 inches minimum diameter pilot regions and occurs one or more drops Anywhere.Should use the water proofing property of coming specimen towards the sample side of shell.
The ASTM methods of test D1777 that use is entitled as " Standard Test Method for Thickness of Textile Materials " measures the thickness of laminate layers 10 and 20, contrast material and sealing joints.
Use is entitled as the rigidity that the ASTM methods of test D6828 of " Standard Test Method for Stiffness of Fabric by the Blade/SlotMethod " comes the sealing joints shown in the meter 1.This method comprises: with 4 " * 4 " planar materials place across certain gap, blade is pressed into forces it to move through the slit on the material then.For seam test, improve this test method so that the gloves seam along 4 " * 4 " one side operation of sample, be oriented to perpendicular to blade in the duration of test seam.
For realizing the purpose of this patent, used following test parameters: slit width remains on 0.25 inch.Crossbeam (beam) is 100 grams.Write down at least four independent measurement results' mean value.In order to test seam, obtain 4 " * 4 " sample, its seam is moved along a side.The duration of test seam is oriented to perpendicular to penetrating blade.
Joint strength, energy to fracture, toughness, modulus
The ASTM method of testing D1876 that use is entitled as " Standard Test Method for Peel Resistance of Adhesives (T-PeelTest) " comes the seam rupture intensity shown in the meter 1.Sample is cut into 6 " * 1 " size.Adopt 4 " length.
Use is entitled as the gas permeability that the ASTM methods of test E96 of " Test Methods for Water Vapor Transmission of Materials " comes the material shown in the meter 2.In order to realize the purpose of this patent, use following test parameters: water law, reversing cup (the method part 12.4 of ASTM E96-00); Temperature=70+/-2 ℉; RH+50+/-2%; Air speed=580 feet per minute clock intertrial intervals+2 hours.Towards a side of water is a side towards user's health.In the present invention, use thermoplastic layer one side.Testing used sealer is the thick thermo-plastic polyurethane of 4mil.For every kind of material type, write down the independent measurement result 3-5 time.Specifically, use the method for reversing cup, locate to measure for 2 inches above sample, the free air flow rate is 550 ± 50 feet per minute clocks.Air-flow is located to measure leaving at least 2 inches on any other surface, can move 2 hours.Only when on-test and end, obtain gained gravimetry result.Cup sizes is: 2.5 inches of diameters, dark 2 inches.
Wearability is to water proofing property
Use is entitled as the wearability that the ASTM method of testing D3886 of " Abrasion of Textile Fabrics (Inflated Diaphragm Method) " comes the material shown in the meter 2.Specifically test parameters is, uses multidirectional pattern, and No. 0 emery paper is as abrasive material.[No. 0 emery paper derives from Norton AbrasivesWorcester, MA A621 EmeryGrit:0; Part No. 66261101290]
By lost material dorsad a side (towards shell) of health come specimen.Adopt No. 0 emery paper to carry out wear test with multidirectional pattern as abrasive material.Use and do not have the solid rubber barrier film that electrically contacts (ground connection) pin.Barrier film has shock-free smooth surface.Membrane becomes expanded to 4=/-0.25psi.Abrasive material is applied one pound of load.250 circulations, or rotate when double-clicking for 100 times off-test at every turn.Per 125 recycling replacing sand paper.In case finish wearing and tearing, use the water permeability test method of being appointed as ASTM D751 to come specimen.
By membrane becomes expanded is exerted pressure during to 4psi.The contactless pin of used barrier film.Abrasive material is applied the load of 1lb.After the abrasion cycles of pre-determined number, use ASTM method of testing D751 mentioned above to come test for water repellency.
Tension peak load and energy to fracture
The ASTM method of testing D5035 that use is entitled as " Standard Method for Breaking Force and Elongation of TextileStrips (Strip Method) " comes the intensity shown in the meter 1.Used concrete test is 1 " wide cutting cut the galley proof method, crosshead speed 12 "/minute.
Provide following non-limiting example with further elaboration the present invention:
Embodiment 1-waterproof, windproof, ventilative non-weaving liner
The preparation process of waterproof, windproof, ventilative non-weaving liner is as follows.For example, the heavily about 25gm/m of preparation 2, the micropore intumescent PTFE film of thick about 40 μ.Then, use with 8-10gm/m 2Ventilative polyurethane binder pantostrat of applying of coverage rate, intumescent PTFE film is adhered to the one chip thermo-plastic polyurethane film (deriving from Deerfield Urethane, South Deerfield, MA, Part No. PT1710S) of thick 1mil.Ventilative polyurethane binder is the EU adhesive that wet steam solidifies, and as United States Patent (USP) 4,532,316 is described.
Adopt woodburytype to carry out lamination.The multilayer construction is solidified.Obtain the about 2.5mil of gross thickness, average MVTR is about 9,900gm/24hr/cm 2Goods (meeting shown in Figure 2).In case prepared required waterproof, windproof, air-permeable layer, by two relative intumescent PTFE/ adhesive/thermo-plastic polyurethane's composite material sheets are mated together with the form of hand, with the non-weaving gloves of preparation the present invention liner.Two relative composite material sheets are stacked, and the thermo-plastic polyurethane surface faces with each other, and the ePTFE surface outwards is orientated at end face that piles up and bottom surface.Under the pressure of about 320psi, use the heating punching block to apply heat piling up end face, about 165 ℃ continue 3 seconds, thus the thin polyurethane rete separately of two sheet materials in will piling up welds together.Punching block is configured to the shape of hand, makes two sheet materials be welded together with the shape of hand.The steel ruler cutting blade that uses the shape with hand bigger a little than the heating punching block to form cuts two sheet materials through connecting.When measuring with leak detector, this gloves liner is that air is impermeable, and as United States Patent (USP) 4,776,209 is described.Record joint strength and be about 4.5pli, record seam rigidity and be about 11g/in.
Then, adopt following traditional gloves construction method, by gloves liner of the present invention being attached to wear-resisting shell and the interior lining material further makes up final gloves.Upset liner (inside outwardly), adhesive tab is attached to the finger tip and the cuff of liner polyurethane film one side.Then, these fins are seamed to the relevant position of weaving glove liner.In case be attached to lining, along the lining liner that overturns once more.Then, adhesive tab is attached to the finger tip and the cuff of liner ePTFE film one side.Upset gloves shell is seamed to adhesive tab the relevant position of enclosure then.In case be attached to liner, along liner and the lining gloves shell that overturns once more.The cuff of all parts is stitched together and seals, form the final gloves of being made up of shell, liner and lining, shell, liner and lining intactly are connected, to prevent each layer separation.Test final gloves, when with described air leaks detector above at about 4lbs./in. 2Under when measuring, still find waterproof and windproof.
The discontinuous adhesive application of embodiment 2-
As the non-weaving laying of preparation as described in the above embodiment 1, but adopt the intaglio printing art ventilative EU adhesive to be applied to the ePTFE film in discontinuous mode.Then, adopt above-mentioned identical liner construction method, use this non-textle layers to finish gloves liner of the present invention.Then, adopt above-mentioned identical gloves construction method, these non-weaving gloves liners are built into final gloves.
The air-locked adhesive of embodiment 3-
As the non-textle layers film of preparation as described in the embodiment 2, but being airtight MDI base, wet steam, adhesive therefor solidifies EU, and as United States Patent (USP) 4,532,316 is described, and its content is with reference to being included in this.Then, adopt above embodiment 1 described identical liner construction method, prepare the complete non-weaving gloves liner of the present invention with this non-textle layers.Then, adopt above embodiment 1 described identical gloves construction method, these non-weaving gloves liners are made up form final gloves.
Though describe illustrative embodiments more of the present invention in detail, it will be readily apparent to those skilled in the art that many improvement are possible and do not deviate from novel open and advantage as herein described in fact.Therefore, all these improvement are included in the scope of the present invention, limit as appended claims.
1. seamed articles, described goods comprise:
(a) comprise the first non-textile material of the first microporous polymer layer and first thermoplastic polymer's layer;
(b) comprise the second non-textile material of the second microporous polymer layer and polymer layer; With
(c) described first thermoplastic polymer's layer is connected to the seam of described polymer layer, wherein, the rigidity of described seam is less than 25g/in, and intensity is greater than 4pli.
2. seamed articles as claimed in claim 1 is characterized in that, the described first non-textile material and the second non-textile material are breathed freely.
3. seamed articles as claimed in claim 1 is characterized in that, the described first non-textile material and the second non-textile material are waterproof.
4. seamed articles as claimed in claim 1 is characterized in that, the ventilative and waterproof of the described first non-textile material and the second non-textile material.
5. seamed articles as claimed in claim 1 is characterized in that, the ventilative and waterproof of the described first non-textile material or the second non-textile material.
6. seamed articles as claimed in claim 1 is characterized in that, adopts ASTM method of testing D3886, and the described first non-textile material is showing water proofing property and wearability greater than 63 circulation backs.
7. seamed articles as claimed in claim 6 is characterized in that, the described first non-textile material is showing wearability greater than 300 circulation backs.
8. seamed articles as claimed in claim 6 is characterized in that, the ventilative and waterproof of the described first non-textile material and the second non-textile material.
9. seamed articles as claimed in claim 1 is characterized in that, described seam is the hot weld that makes up by soldering appliance.
10. seamed articles as claimed in claim 9 is characterized in that, when contacting with described soldering appliance, described first microporous polymer layer or the described second microporous polymer layer are as interleaving agent.
11. seamed articles as claimed in claim 1 is characterized in that, at least one described microporous polymer layer comprises expanded polytetrafluoroethyl,ne.
12. seamed articles as claimed in claim 1 is characterized in that, described first thermoplastic polymer's layer comprises the thermo-plastic polyurethane.
13. seamed articles as claimed in claim 1 is characterized in that, the microporous polymer layer of the described first non-textile material and the microporous polymer layer of the described second non-textile material all comprise expanded polytetrafluoroethyl,ne.
14. seamed articles as claimed in claim 1 is characterized in that, described goods are Handcoverings.
15. seamed articles as claimed in claim 1 is characterized in that, described goods are pin coverings.
16. seamed articles as claimed in claim 6 is characterized in that, described goods are Handcoverings.
17. seamed articles as claimed in claim 6 is characterized in that, described goods are pin coverings.
18. a seamed articles, described goods comprise:
(b) comprise the second non-textile material of polymer layer; With
(c) described first thermoplastic polymer's layer is connected to the seam of described polymer layer, wherein, described seam rigidity is less than 25g/in, and intensity is greater than 4pli.
19. a seamed articles, described goods comprise:
(c) described first thermoplastic polymer's layer is connected to the seam of described polymer layer, wherein, adopts ASTM method of testing D3886, the described first non-textile material is showing water proofing property and wearabilities greater than 63 circulation backs.
20., it is characterized in that described seamed articles is a Handcovering as claim 18 or 19 described seamed articles.
21., it is characterized in that described seamed articles is the pin covering as claim 18 or 19 described seamed articles.
22., it is characterized in that the ventilative and waterproof of described seamed articles as claim 18 or 19 described seamed articles.
23. seamed articles as claimed in claim 20 is characterized in that, the described first microporous polymer layer is formed by the micropore expanded polytetrafluoroethyl,ne.
24. a glove system, described system comprises:
(a) sheathing material, it has hand and enters open side, and an edge is positioned at hand and enters on the open side; With
(b) liner, it comprises: the first non-textile material that comprises the microporous polymer layer and the first thermoplastic polymeric film layer; The second non-textile material that comprises the microporous polymer layer and second polymeric film layer; And the described first thermoplastic polymeric film layer is connected to the seam of described second polymeric film layer, and wherein, the rigidity of described seam is less than 25g/in, and intensity is greater than 4pli, and wherein, described pad size is suitable to be received in insertedly in the shell separately.
25. glove system as claimed in claim 24 is characterized in that, described system also comprises insulating barrier.
26. glove system as claimed in claim 24 is characterized in that, described system also comprises glove liner.
27. glove system as claimed in claim 26 is characterized in that, described liner and glove liner are set at the sheathing material inboard, and wherein, described liner is between glove liner and sheathing material.
28. glove system as claimed in claim 24 is characterized in that, adopts ASTM method of testing D3886, the first non-textile material of described liner is showing water proofing property and wearability greater than 63 circulation backs.
29. glove system as claimed in claim 28 is characterized in that, described liner is breathed freely.
30. a glove system, described system comprises:
(b) liner, it comprises: the first non-textile material that comprises the microporous polymer layer and the first thermoplastic polymeric film layer; The second non-textile material that comprises the microporous polymer layer and second polymeric film layer; And the seam that the described first thermoplastic polymeric film layer is connected to described second polymeric film layer, wherein, the rigidity of described seam is less than 25g/in, intensity is greater than 4pli, wherein, described pad size is suitable to being received in insertedly in the shell separately, and, adopt ASTM method of testing D3886, the first non-textile material of described liner is showing water proofing property and wearability greater than 300 circulation backs.
31. glove system as claimed in claim 30 is characterized in that, described system also comprises glove liner.
32. glove system as claimed in claim 30 is characterized in that, described system also comprises insulating barrier.
33. glove system as claimed in claim 30 is characterized in that, at least one described microporous polymer layer comprises expanded polytetrafluoroethyl,ne.
34. glove system as claimed in claim 30 is characterized in that, the described first thermoplastic polymeric film layer comprises the thermo-plastic polyurethane.
35. glove system as claimed in claim 30 is characterized in that, the microporous polymer layer of the described first non-textile material and the microporous polymer layer of the described second non-textile material all comprise expanded polytetrafluoroethyl,ne.
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CN101060979B true CN101060979B (en) 2010-11-10
CN2005800397941A CN101060979B (en) 2004-11-24 2005-11-10 Windproof waterproof breathable seamed articles
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Effective date of registration: 20150914
Patentee after: W. L. Gore & Associates, Inc.
Patentee before: Gore Enterprise Holdings, Inc.