baber/WOPTO huggingface dataset:
Patent CN-100564369-C (CN)
Title: 模拟移动床色谱法从淮山药中分离纯化黄酮的方法
Inventor: DABING ZHANG
IPC: A61K36/8945
Filed: 2007-05-24
Granted: 2009-12-02
Abstract: 本发明公开了模拟移动床色谱法从淮山药中分离纯化黄酮的方法，首先取10-24kg的88%乙醇超声提取0.5-1.2kg淮山药中的黄酮；其次按乙醇和己烷的体积比4∶6加入己烷，在常温下进行液液萃取3-5小时，滤液减压蒸干得到淮山药黄酮粗提物；然后淮山药黄酮粗提物制成进料液到模拟移动床纯化；甲醇溶解淮山药黄酮粗提物，045μm有机系滤膜过滤，得浓度100-300mg/ml的进样液；洗脱液为甲醇与水的体积比为4∶6的混合物；最后将模拟移动床的萃取液用乙醇溶解，每克萃取液30mL-40mL乙醇溶解，加入水静止20分钟后逐渐降温至零下5-零下12℃，结晶6-9小时，过滤，水洗晶体，结晶两次，沉淀真空烘干得淮山药黄酮纯品。本发明连续化生产，自动化水平、工作效率、生产环境得到极大的改善。
Patent CN-100558815-C (CN)
Title: 高导电性聚酰胺/石墨纳米导电复合材料及其制备方法
Inventor: MING ZHANG
IPC: C08L77/00
Filed: 2007-06-26
Granted: 2009-11-11
Abstract: 本发明公开了一种高导电性聚酰胺/石墨纳米导电复合材料及其制备方法，将30-200目的天然鳞片石墨加入到质量比为4∶1的浓硫酸和浓硝酸的混合液中浸泡24小时，然后经水洗、干燥处理后，在马弗炉中加热处理，温度为900-1100℃，得到膨胀倍数在200倍以上的膨胀石墨；将聚酰胺树脂90～99质量份加入到一定量的溶剂中，待聚酰胺树脂完全溶解后向其中加入上述膨胀石墨1～10质量份，超声2h得到均匀分散的混合物，然后在强烈搅拌下加入沉淀剂使混合物沉淀，再将沉淀物抽滤、干燥，制备出高导电性聚酰胺/石墨纳米导电复合材料。本发明工艺先进，制得的复合材料，有较低的渗滤阈值，较高的电导率，有望在防静电材料、电磁屏蔽材料、微波吸收等领域应用。
Patent CN-100478240-C (CN)
Title: 用连杆驱动的自行车
Inventor: KUANXUE ZHAO
IPC: B62M15/00
Filed: 2003-05-27
Granted: 2009-04-15
Abstract: 一种用连杆驱动的自行车，包括车架、车把和前后轮，车架上用铰轴铰接一个传动杆，传动杆的前端安装踏板，后端活动连接连杆，连杆活动连接在后轮上的曲柄上，用双脚脉冲用力通过连杆和曲柄驱动后轮旋转向前行驶。这种自行车操作灵活，趣味性强，既可以当作交通工具，又是一种很好的娱乐、健身器械。
Patent CN-100565845-C (CN)
Title: 像素结构的制作方法
Inventor: MINGYUAN HUANG
IPC: H01L21/84
Filed: 2007-09-06
Granted: 2009-12-02
Abstract: 本发明公开了一种像素结构的制作方法，包括下列步骤：首先，提供一基板，并形成栅极于基板上。接着，形成栅介电层于基板上以覆盖栅极。然后，形成通道层于栅极上方的栅介电层上。之后，形成源极与漏极于栅极两侧的通道层上，栅极、通道层、源极与漏极构成薄膜晶体管。接着，形成保护层于栅介电层与薄膜晶体管上，并提供一暴露出部分保护层的第一屏蔽于保护层上方，再使用激光经由第一屏蔽照射保护层以去除部分保护层而暴露出漏极。之后，形成导电层以覆盖保护层与暴露的漏极，并通过保护层使导电层图案化，以形成像素电极。
Patent CN-100582858-C (CN)
Title: 变焦Nd-YAG激光扫描f-theta镜系统
Inventor: HUAXIA WU
IPC: G02B26/10
Filed: 2007-12-28
Granted: 2010-01-20
Abstract: 本发明涉及一种变焦Nd-YAG激光扫描f-theta镜系统，包括光阑、折射透镜系统、扫描平面，其特征是：该折射透镜系统包括第一折射透镜、第二折射透镜、第三折射透镜和第四折射透镜，所述光阑、第一折射透镜、第二折射透镜、第三折射透镜、第四折射透镜、扫描平面沿同轴方向依次排布，第二折射透镜和第三折射透镜用于系统调焦，第二折射透镜和第三折射透镜可沿光轴方向移动从而使该系统工作在不同的有效焦距上，折射透镜系统的总长度保持不变。该系统在两个常用焦距上消除了各种基本像差，波前差小于1/4波长，光学传递函数接近或达到衍射极限，具有优良的扫描特性。
Patent PT-1022601-E (PT)
Title: Method of optimizing a progressive ophthalmic multifocal lens
Inventor: AHSBAHS FRANCOISE
IPC: G02C7/06
Filed: 2000-01-13
Abstract: The lens has a mean sphere and a cylinder at each of points of an aspherical surface of the lens. A main progression meridian passes through far, near and intermediate vision regions. Differences between maximum cylinder values over a distance of 20 mm at both sides of the meridian have an absolute value less than or equal to 0.30 diopters. An absolute value of difference between maximum and minimum values of cylinder at each side of the meridian is less than or equal to the product of power addition and a constant having a value of 0.10. The power addition is defined as a difference in the mean sphere between a reference point (VP) of the near vision region and a reference point (VL) of the far vision region, and is greater than or equal to 2.50 diopters.
Patent PT-1224247-E (PT)
Title: Fuel compositions
Inventor: CLARK ALISDAIR QUENTIN
IPC: C10L1/16
Filed: 2000-09-15
Abstract: Unleaded blend compositions, as well as formulated gasolines containing them have a Motor Octane Number (MON) of at least 80 comprising at least 10% of component (a), which is at least one branched chain alkane of 8-12 carbons with at least 4 methyl or ethyl branches, and as component (b) at least 20% of at least one, liquid hydrocarbon or mixture thereof of bp60-160° C., especially of MON value at least 70 and RON at least 90 or as component (b) at least 20% of one or more refinery streams. The component (a) gives rise to reduced emissions to the composition or gasoline on combustion.
Patent PT-1307197-E (PT)
Inventor: ZELDIS JEROME B
IPC: A61K31/724
Filed: 2001-05-10
Abstract: This invention relates to compositions comprising thalidomide and another anti-cancer drug which can be used in the treatment or prevention of cancer. Preferred anti-cancer drugs are topoisomerase inhibitors. A particular composition comprises thalidomide, or a pharmaceutically acceptable salt, solvate, or clathrate thereof, and irinotecan. The invention also relates to methods of treating or preventing cancer which comprise the administration of a thalidomide and another anti-cancer drug to a patient in need of such treatment or prevention. The invention further relates to methods of reducing or avoiding adverse side effects associated with the administration of chemotherapy or radiation therapy which comprise the administration of thalidomide to a patient in need of such reduction or avoidance.
Patent PT-1296876-E (PT)
Inventor: JACQUES THOMASSET
IPC: B31B50/64
Filed: 2001-06-20
Abstract: The subject of the invention is a package comprising at least two sheets ( 2, 3 ) and two flexible films ( 10 a, 10 b) placed between them and welded to the sheets ( 2, 3 ) by the welds ( 11 a, 11 b) respectively, and welded together and to the sheets ( 2, 3 ) by the welds ( 12 a, 12 b), at least one of the two films being folded over the other at that end of the films on the opposite side to the welds ( 11 a, 11 b). The subject of the invention is also a method for manufacturing such a package. The invention makes it possible to obtain a package of simplified structure and simplified manufacture.
Patent PT-1317346-E (PT)
Inventor: MAYER KARLHEINZ
IPC: B42D25/29
Filed: 2001-09-06
Abstract: The invention relates to a data carrier having a security element that is at lest visually testable and has an embossing in at least a partial area, the embossing being a halftone blind embossing executed by inkless line intaglio printing, and to a method for producing the data carrier and a printing plate for blind-embossing a security element.
Patent PT-1322344-E (PT)
Title: Flavor retention and release system
Inventor: KINIGAKIS PANAGIOTIS
IPC: A23L27/00
Filed: 2001-09-20
Abstract: A system for retaining and releasing an active compound, such as a volatile flavor oil is provided. A storage layer of foam is located between layers of diffusion material which are extrusion coated onto the storage layer. A barrier layer, such as a foil material, is peelably bonded to the film layer on one side of the storage layer. The resulting composite is adhesively secured to a closure, such as a container cap, and remains with the cap. The foil layer is fixedly bonded to a container and remains with the container after the closure is removed by a consumer. With removal of the foil layer and subsequent openings and closings to obtain product within the container, new concentrations of the active compound are created within the container head space and are available for a substantial aroma impact upon subsequent opening.
Patent PT-1395117-E (PT)
Title: Use of triazolopyrimidine derivatives as microbicides in the protection of materials
Inventor: KUGLER MARTIN
IPC: A01N25/00
Filed: 2002-05-06
Abstract: Use of triazolopyrimidine derivatives (I), or their metal salts, acid addition compounds, N-oxides and, where a chiral center is present, R and S isomers or racemates, as microbicides for protection of technical materials.  Use of triazolopyrimidine derivatives of formula (I), or their metal salts, acid addition compounds, N-oxides and, where a chiral center is present, R and S isomers or racemates, as microbicides for protection of technical materials. R<1>  = optionally substituted alkyl, alkenyl, alkynyl or cycloalkyl; R<2>  = H or alkyl, or R<1> and R<2> together complete an optionally substituted heterocycle; R<3>  = optionally substituted aryl; R<4>  = H or halo. Independent claims are also included for the following: (1) Method for protecting technical materials against attack and/or destruction by microorganisms, by treatment with at least one (I);  (2) Microbicidal composition for technical materials comprising (I), at least one diluent or solvent, optionally also processing auxiliaries and other antimicrobial compounds; and  (3) Technical materials containing at least one (I).
Patent PT-1406898-E (PT)
Inventor: IBRAHIM PRABHA
IPC: A61P3/10
Filed: 2002-07-18
Abstract: Disclosed are novel heterocyclic derivatives, useful for the treatment of various disease states, in particular cardiovascular diseases such as atrial and ventricular arrhythmias, intermittent claudication, Prinzmetal's (variant) angina, stable and unstable angina, exercise induced angina, congestive heart disease, and myocardial infarction. The compounds are also useful in the treatment of diabetes, and for increasing HDL plasma levels in mammals.
Patent PT-1509256-E (PT)
Title: Compositions and methods for coating medical implants
Inventor: HUNTER WILLIAM L
IPC: A61N1/375
Filed: 2003-05-27
Abstract: Medical implants are provided which release an anthracycline, flouropyrimidine, folic acid antagonist, podophylotoxin, camptothecin, hydroxyurea, and/or platinum complex, thereby inhibiting or reducing the incidence of infection associated with the implant.
Patent PT-1507910-E (PT)
Inventor: GUILHEM CHRISTIAN
IPC: D05B17/00
Filed: 2003-05-20
Abstract: The invention relates to a method and a machine for producing a seam (12) which is not susceptible to coming undone, with at least one interlooped and/or interlaced stitching thread and with stitching passes in or through at least one thickness of the material of an object, called the sewn object (3). The seam (12) is produced with at least one stitching thread having a thermoplastic material at least on its exterior. At least one infrared laser beam (17, 18) is applied locally to the seam (12) on the exterior of the sewn object (3), which laser beam is adapted to soften punctually the thermoplastic material present on the exterior of at least one strand of thread extending on the exterior of the sewn object (3) and adjacent to at least one other strand of thread. An air jet enables mingling of the softened fibers and at least one pressing device (6) is then applied to the softened and mingled thermoplastic material of at least one strand of thread of so as to join punctually the adjacent strands together.
Patent PT-1639956-E (PT)
Title: Arrangement for therapy of tumours
Inventor: AUER GERT
IPC: A61B18/12
Filed: 2004-09-27
Abstract: Arrangement for treatment of a tumour localized inside a body, comprising a needle that is intended to be inserted into said tumour, a ground electrode that is intended to be applied to the outer surface of the body, and a radio frequency generating device that is intended to apply radio frequency energy between the needle and the ground electrode such that heat is generated in tissue surrounding the needle, wherein said heat is in the thermotherapy temperature range. The arrangement further comprises novel temperature measurement means and means that provides for a better penetration of the needle into the tumour in comparison with prior art RFA arrangements.
Patent PT-1860332-E (PT)
Title: Method of forming an expansion mounting sleeve and the product thereof
Inventor: HSU FU-CHUAN
IPC: F16B13/12
Filed: 2006-05-22
Abstract: An expansion mounting sleeve 10 includes a forward tapered cylindrical body formed by stamping a material strip, and the cylindrical body defines an internally threaded tapered bore 12. A plurality of engaging teeth 16, 17, 18 having different heights and shapes are formed to project from the cylindrical body. After the sleeve 10 has been driven into or mounted in a hole 51 formed on a wall 50, a ready-made bolt 40 having length, size, and screw threads matching the threaded bore 12 of the cylindrical body may be screwed into the bore 12 and thereby expands the tapered cylindrical body of the sleeve 10, causing the engaging teeth 16, 17, 18 to move outward to tightly engage with the wall 50 in the hole 51 and firmly hold the expansion mounting sleeve 10 in place in the hole 51. A method of forming the expansion mounting sleeve 10 is also provided.
Patent PT-1873843-E (PT)
Title: Photovoltaic plant
Inventor: BUIANI STEFANO
Filed: 2007-06-25
Abstract: Photovoltaic plant (10) comprising photovoltaic panels (11) exposed to the solar rays in order to receive the relative solar radiance energy and to convert a part of the radiance energy into electric energy, and members to recover the heat energy (15) associated with the photovoltaic panels (11) in order to recover a part of the radiance energy not converted into electric energy by the photovoltaic panels (11). Interface elements are interposed between the photovoltaic panels (11) and the heat energy recovery members (15) in order to optimize the heat conduction between the photovoltaic panels (11) and the heat energy recovery members (15). The interface elements comprise a first layer (19) of heat conductor material.
Patent PT-2020197-E (PT)
Title: Apparatus for washing circuits involved in the preparation of milk-based beverages
Inventor: COCCIA ANDREA
IPC: A47J31/60
Filed: 2007-07-24
Abstract: Apparatus for washing hydraulic circuits involved in the preparation of milk-based beverages in machines (1) for automatically dispensing hot drinks and/or in machines (1) for preparing and supplying espresso coffee, said circuits comprising at least one first hydraulic path (6) which extends between the milk storage vessel (8, 30) and the delivery device (2), at least one second hydraulic path (7) which extends between a steam source (9) and the same delivery device (2), a source (13) of washing liquid, means (14) for connecting and disconnecting said source (13) of washing liquid to/from a point (16, 26) along the said first hydraulic path (6). The apparatus provides means (21, 22) for connecting the said first hydraulic path (6) to the said second hydraulic path (7), producing a closed recirculating circuit for the washing liquid, as well as valve means (18) for connecting the resultant hydraulic circuit (6, 7, 15) to a discharge outlet (19). In accordance with a preferred embodiment, the apparatus comprises a cartridge (22) having a closed internal cavity (23) provided with first means (6a) for connection to the said first hydraulic path (6) as well as second means (7a) for connection to said second hydraulic path (7), to be positioned on the machine in place of the beverage delivery unit (2).
Patent PT-1979374-E (PT)
Title: Template-fixed peptidomimetics
Inventor: GOMBERT FRANK
IPC: A61K38/04
Filed: 2007-01-15
Abstract: These β-hairpin peptidomimetics can be manufactured by processes which are based on a mixed solid- and solution phase synthetic strategy.
Patent PT-2026872-E (PT)
Title: Device for transcutaneous application of a stimulus or for transcutaneous recording of a parameter
Inventor: DIETRICH STEFAN
IPC: A61N1/05
Filed: 2007-05-18
Abstract: The apparatus for transcutaneous stimulation or transcutaneous measurement of a parameter is a device which fits wholly within the pinna (external ear) of the vertebrate. In order to fit completely within the pinna, the housing is C-shaped and from each end of the housing is a curved section which has a spring action that holds the apparatus inside the ear. This apparatus has a compact design which allows for nerve stimulation in a particularly efficient, ergonomically favorable and easy manipulation for the patient.
Patent PT-2515666-E (PT)
Title: Method of producing an aromatised aqueous liquid
Inventor: GARWOOD ROBERT
IPC: A23F5/48
Filed: 2010-12-08
Abstract: The present invention relates to a method for producing an aqueous liquid aromatised with aroma compounds from coffee, wherein a gas comprising aroma from roast and ground coffee and water is condensed to provide a liquid aqueous phase and a gas phase; and the gas phase is subjected to pressurisation in the presence of an aqueous liquid. The liquid is useful e.g. in the production of soluble coffee products.
Patent PT-667150-E (PT)
Inventor: HUSBANDS GEORGE EDWARD MORRIS
IPC: A61P25/28
Filed: 1995-01-31
Abstract: This invention provides use of a compound to manufacture a medicament of inducing cognition enhancement. The compound is a 2-(1-hydroxycycloalkyl or 1-hydroxycycloalkenyl)-2-phenylalkylamine derivative having the formula: <CHEM>  in which A is a moiety of the formula <CHEM>  wherein     the dotted line represents optional unsaturation;     R1 is hydrogen or alkyl;     R2 is alkyl;     R4 is hydrogen, alkyl, formyl, or alkanoyl; R5 and R6 are, independently, hydrogen, hydroxyl, alkyl, alkoxy, alkanoyloxy, cyano, nitro, alkylmercapto, amino, alkylamino, dialkylamino, alkanamido, halo, trifluoromethyl, or taken together, methylene dioxy;     R7 is hydrogen or alkyl; and     n is 0, 1, 2, 3, or 4; or a pharmaceutically acceptable salt thereof.
Patent PT-826120-E (PT)
Inventor: RICHARD JEAN-CLAUDE RENE
IPC: F16K11/02
Filed: 1996-03-28
Abstract: PCT No. PCT/FR96/00466 Sec. 371 Date Apr. 23, 1998 Sec. 102(e) Date Apr. 23, 1998 PCT Filed Mar. 28, 1996 PCT Pub. No. WO96/30680 PCT Pub. Date Oct. 3, 1996The device for distributing a "secondary" fluid resulting from a mixture of at least two "primary" fluids is of the kind comprising a body in two parts separated by a flexible sealing-tight wall, connected at one side to "inlet" ducts, each for one of the primary fluids, and an "outlet" duct for the secondary fluid, the ducts all communicating with one another via a mixing chamber and each comprising a means for monitoring the flow rate of fluid which they contain, the means being situated on the other side of the flexible sealing-tight wall and controlled by drive means.
Patent PT-871730-E (PT)
Inventor: WILLIAMS LEWIS T
IPC: A61K38/18
Filed: 1996-09-27
Abstract: The invention provides a therapeutical composition for epithelial wound repair that is a combination of PDGF and KGF. Further, the invention provides a composition for epithelial wound repair that is a therapeutic combination of PDGF, KGF and IGF. Additionally, the invention provides a therapeutic composition of PDGF, KGF, IGF and IGFBP for epithelial wound repair
Patent PT-898772-E (PT)
Inventor: HYLIN MATS
IPC: G09F27/00
Filed: 1997-04-23
Abstract: The display system has projectors (22) at a number of public places, e.g. railway stations. The projectors are connected and controlled by local computers (34,38) that are linked through a communication system, e.g. radio (14), to a central computer system (10). Projectors are many places of different types can be linked to this system. Also connected to the central system are information mediators (24). These may be advertisers or any other source requiring to present public displays. The information suppliers can be allowed to directly book dispaly time slots through the central computer which then organised the distribution of the display material.
Patent PT-1026978-E (PT)
Inventor: MCGILL SHANE ROBERT
IPC: B65D51/32
Filed: 1998-10-27
Abstract: In blending food products, particularly milkshakes, a container (3) is provided which has a lid (2) which seals the upper end of the container and has blending means in the form of a rotatable blending element (1), extending, in use, into the body of the container to blend the contents. The container is filled, the lid (2) applied and the container is inverted so that with the blending element (1) rotating, the contents are blended. Thereafter the lid is removed or opened to access the blended contents.  The invention also provides a seating for the container during blending which may embrace the sides of the container, an optional heater or a cooler to cool the contents before blending.
Patent PT-1019276-E (PT)
Inventor: MALKOVSKY ZDENEK
IPC: B61G11/00
Filed: 1998-09-29
Abstract: The invention relates to the front section of a railway car comprising a motor transverse beam (2) which is horizontally arranged and vertical to the railway car axis (1). Both front section ends are firmly connected to the longitudinal supports located on the sides of a railway car (1), said supports being parallel to the railway car axis (1). The longitudinal supports (10) extend along the railway car axis (1) as diagonal longitudinal supports (3) from the motor transverse beam (2) toward the buffer elements (4). The longitudinal support ends which are situated opposite the motor transverse beam (2) are firmly connected to said buffer elements (4). A coupling support (6) is arranged in the middle of the motor transverse beam (2). Supports (5) which diagonally extend forward are firmly connected to said coupling support and the buffer elements (4). This results in forming a more compact nose of the inventive front section. The nose can be strengthened above and below by firmly connecting said nose to floor panels (7). The floor panels can have stabilizing reinforcing elements (8). The rear part of the front section extends from the motor transverse beam (2) to a horizontal crossover transverse beam (9) in a direction toward the middle of the car. Both crossover transverse beam ends are firmly connected to the longitudinal supports (10). In addition, horizontally extending floor panels (7) are provided above or below said rear pan and the floor panels can have stabilizing reinforcing elements (8).
Patent PT-1036047-E (PT)
Inventor: DOUMET JOSEPH ELIAS
IPC: C04B7/60
Filed: 1998-12-02
Abstract: Cement clinker is produced using high sulfur fuels by combusting high sulfur fuel within a kiln. The feed material is introduced at an inlet of the kiln and is sintered by the combusting fuel to form sintered material. The sintered material is cooled to form cement clinker. The production of the sintered material is controlled by measuring the sulfur content in the cement clinker and using that measurement to control the concentration of oxygen at the inlet of the kiln.
Patent SG-2189-G (SG)
Title: Compounds with dinitrogen containing heterocyclic nucleus,their process of preparation and medicines active on the central nerve system containing them
IPC: C07D239/42
Filed: 1989-01-11
Abstract: The present invention relates to the compounds of formula   <IMAGE> in which X1 represents N or   <IMAGE>  X2 represents N or    <IMAGE> provided that X1 and X2 are different from each other; R1 and R2 being -(CH2)nOH wherein n is 1 to 4 or   <IMAGE>  represents a saturated heterocycle with 5 or 6 groupings containing one nitrogen atom as heteroatom, substituted in 3 or 4 position for example by (CH2)mOR6 where R6 is H or an acyl radical or an amido radical; to a process for preparing said compounds; and to the drugs containing said compounds active in particular on the central nervous system.
Patent SG-38489-G (SG)
Title: Valve assembly for pipeline
IPC: F16K15/18
Filed: 1989-06-21
Abstract: A valve assembly 10 for a pipeline has a rotatable sleeve 24 within a chamber 16 which houses obturator means 52 such as a check valve assembly. The chamber 16 and sleeve 24 have through passages which can be brought into and out of register by rotating the sleeve 24. Thus the chamber can be isolated from the pipeline, and the obturator 52 can be serviced and/or removed and replaced.
Patent SG-64692-G (SG)
Title: Process for producing a foamable vinylic plastisol
IPC: C08J9/10
Filed: 1992-06-26
Abstract: Process for the preparation of an expandable vinyl plastisol capable of yielding cellular products containing a nitrogen-based blowing agent and a zinc salt as accelerator of decomposition of the blowing agent. The accelerator, which is preferably zinc chloride, is incorporated in the plastisol in the form of a solution in a liquid carrier. The process results in cellular products consisting of uniform fine cells without any major change in color.
Patent IE-40489-L (IE)
Title: Benzthiadiazole derivatives.
IPC: C07D285/10
Filed: 1975-01-31
Abstract: New amine derivatives of 4-hydroxy-2,1,3-benzthiadiazoles of the formula: <IMAGE> (I) wherein R is straight-chained or branched alkyl and the pharmacologically compatible salts thereof, that are markedly effected as inhibitors of adrenogenic beta -receptors and thus useful for the treatment and prophylaxis of cardiac and circulatory diseases.
[US4436742A]
Patent IE-860306-L (IE)
Title: Drug delivery system
IPC: A61K9/18
Filed: 1986-02-03
Abstract: A controlled release formulation comprising an adsorbate of a mixture of a pharmaceutically useful active ingredient and an inactive substance adsorbed on a cross-linked polymer. The inactive substance is selected to modify the dissolution of the active ingredient from the cross-linked polymer in vivo.
[US4973469A]