baber/WOPTO huggingface dataset:
Patent KR-20030038224-A (KR)
Title: A telecommunication system using Intelligent Peripheral and a method thereof
Inventor: LEE DONG UK
IPC: H04W92/14
Filed: 2001-11-10
Abstract: PURPOSE: A system for a telephone service using an intelligent peripheral and a method therefor are provided to call several telephones of a receiver with one number of the telephones. CONSTITUTION: An intelligent network service point(310) connects a call to an intelligent peripheral(330), a wire communication network(200) or a mobile communication network(400). A service control point(320) transmits a control signal to the intelligent network service point(310) to connect the call to the intelligent peripheral(330), transmits another control signal to the intelligent peripheral(330) to transmit an announcement according to subscriber information, and transmits a third control signal to the network service point(310) to connect the call to the wire communication network(200) or the mobile communication network(400) according to an input signal of a caller to the intelligent peripheral(330). The intelligent peripheral(330) transmits the announcement according to a signal of the service control point(320). A service management system(340) manages and operates the service control point(320).
Patent KR-20030039763-A (KR)
Title: Ti-BASED ALLOY BIOMATERIALS WITH ULTRA FINE BIOACTIVE POROUS SURFACE AND MANUFACTURING METHOD THEREOF
Inventor: KIM YEONG DO
IPC: A61L27/06
Filed: 2001-11-14
Abstract: PURPOSE: Provided are a titanium base alloy for biomaterial having the ultramicro bioactive porous surface and a preparation method thereof to enhance the bone binding strength and the bone binding ability and have good biocompatibility. CONSTITUTION: The preparation method of a titanium base alloy for biomaterial having the ultramicro bioactive porous surface comprises adding 5 to 20 wt.% of indium, 2 to 5 wt.% of niobium and 3 to 5 wt.% of tantalum on the basis of total alloy weight to the balance of titanium and mixing, alkali treating with an alkali aqueous solution, and then heat treating in a vacuum heat treating furnace to form a ultramicro bioactive porous layer of sponge structure and a micro network structure on all the alloy surface.
Patent KR-20020043440-A (KR)
Title: Filtration apparatus
Inventor: HAMADA KATSUSHI
IPC: B01D29/11
Filed: 2001-11-22
Abstract: PURPOSE: A filtration apparatus is provided which has a sealing portion superior in durability as it can dispense with an O ring providing a seal for attaching a housing bowl and it can also be free from particles and the like otherwise introduced when a cartridge filter is exchanged or on other occasions. CONSTITUTION: The filtration apparatus comprises a housing head (10) having an inlet (14) and an outlet (15); a housing bowl (11) detachably attached to the housing head and surrounding a cartridge filter (1) to define a channel wall; and clamping means (12) exerting force to press the housing head and the housing bowl against each other to clamp the housing head and the housing bowl together, wherein the housing head has a portion facing the housing bowl and having a sealing portion, and the housing bowl has a sealing portion providing a seal when the clamping means exerts force to allow the sealing portion (31) of the housing bowl to abut directly against the sealing portion of the housing head, each of the sealing portion (32) of the housing head and the sealing portion (31) of the housing bowl are extended in a form of a ring, one a protrusion and the other a recess abutting against the protrusion, and wherein the seal is at least two circular seals, when the recess and the protrusion are pressed against each other the recess is increased in width elastically and has resilience allowing the recess to cooperate with the protrusion to provide the seal, one of the sealing portions of the housing head and bowl is a protrusion and the other is a surface receiving the protrusion pressed there against to elastically deform and thus allow the receiving surface to cooperate with the protrusion to provide a seal, the receiving surface is recessed, and the housing head, the cartridge filter, or the housing bowl is formed of fluororesin.
Patent KR-20030045440-A (KR)
Title: Special fodder composite and its manufacturing method for domestic animals
Inventor: KIM BEOM IN
IPC: A23K1/00
Filed: 2001-12-04
Abstract: PURPOSE: Provided is a special animal feed composition which contains yeast strains. therefore it is cost effective, increases the meat quality, prevent environment pollution. CONSTITUTION: A composition comprises: 39.70-43.88wt.% of yeast strains such as Bacillus subtilis, Lactobacillus lactis, E. Coli, S. cerevisiae, and Wickerhamia; 28.36-31.34wt.% of defatted rice bran; 11.34-12.54wt.% of vermiculite; 8.51-9.40wt.% of activated carbon; 5.67-6.27wt.% of sugar; and 1.42-1.56wt.% of mugwort powder. The special animal feed composition is prepared by mixing the above composition with a general animal feed in a ratio of 1.5:100.
Patent KR-20030047250-A (KR)
Inventor: KIM GYEONG MO
IPC: F02M59/46
Filed: 2001-12-10
Abstract: PURPOSE: A valve instrument is provided to stably operate an opening/closing action of a valve and to improve endurance by preventing an eccentric abrasion of an upper surface of a valve stem making contact with a locker arm. CONSTITUTION: A valve spring retainer(6) is fixed to an upper end of a valve stem(4) extending towards an upper portion of a valve. A plurality of slots(7) are formed at a lower surface(6a) of the valve spring retainer(6) at a predetermined interval. The slots(7) have an elongated hole shape. A rotating ball(8) is rotatably accommodated in the slots(7). A lower end of the rotating ball(8) downwardly extends beyond the lower surface(6a) of the valve spring retainer(6). A washer(10) having a function of a dish spring is provided at a lower portion of the valve spring retainer(6) in order to support the rotating ball(8).
Patent KR-20030053998-A (KR)
Title: The structure of control shaft assembly
Inventor: SIM JAE HUN
IPC: B60K20/04
Filed: 2001-12-24
Abstract: PURPOSE: A structure for a control shaft assembly is provided to restrict a select stroke range of a control shaft in the shift manipulation of a gear shift lever by adding first and second cap members to the control shaft mounted inside a case of a manual transmission. CONSTITUTION: A structure for a control shaft assembly is composed of a control shaft(10) performing select and shift motions in the shift operation of a gear shift lever, a control finger unit(20) fixed to a side of the control shaft with having a finger radially protruded, a stroke restricting unit(30) slidably fitted to other side of the control shaft and the rectilinear displacement of the stroke restricting unit fixed by a fixing mechanism(32), and an elastic member(40) supplying elastic force to other end of the control finger unit and the control shaft in the stroke restricting unit respectively.
Patent KR-20030054706-A (KR)
Title: Nozzle assembly for chip mounter
Inventor: KIM YEONG JUN
IPC: H01L21/68
Filed: 2001-12-26
Abstract: PURPOSE: A nozzle assembly for semiconductor fabrication apparatus is provided to reduce or increase an interval between nozzle holders by setting differently each transferring distance of the nozzle holders per the rotation of a screw shaft. CONSTITUTION: A nozzle assembly includes a screw shaft assembly and a plurality of nozzle holders(34). The screw shaft assembly is formed by connecting a plurality of screw shaft units(20,21,22,23) to each other. A plurality of outer screws(25) are formed on outer circumferences of the screw shaft units, respectively. The nozzle holders are moved to a longitudinal direction of a screw shaft along the outer screws of the screw shaft units while the screw shaft assembly is rotated. The screw shaft assembly is formed by connecting the screw shaft units in order of the length of pitches.
Patent KR-20010072964-A (KR)
Title: 고효율 단일체 유리 광조절 확산기 및 그 제조방법
IPC: C03B19/12
Filed: 1999-08-24
Abstract: 고급 광학 유리상에 광조절 구조를 엠보싱 또는 성형하거나 기질상에 코팅된 유리필름층상에 광조절 구조를 엠보싱함으로써 표면 LSD 가 제조된다. 졸-겔 용액(70)은 실온에서 혼합되고(단계 72) 혼합물이 단계(74)에서 기질상에 코팅, 침지 또는 방사된다. 광조절 구조를 갖는 고무 서브마스터가 겔화동안 혼합물에 압출된다(단계 76). 구조화된 겔은 이후에 열처리되고(단계 78) LSD 유리로 강화된다(단계 79). 표면 LSD는 자외선 파장, 가시광선 및 근적외선 범위에서 90% 이상의 투과율을 가진다.
Patent KR-20020057794-A (KR)
IPC: F16C11/04
Filed: 2000-07-19
Abstract: 본 발명은 와이퍼 아암을 구동하기 위한 구동 장치로서, 이 구동 장치는 구동축(12)을 중심으로 회전 가능한 구동 레버(14)와 축(16)을 중심으로 회전 가능한 조절 레버(18)를 갖는 레버 구동 장치(10)를 구비하며, 상기 구동 레버(14)와 조절 레버(18)는 와이퍼 아암의 고정 부품(34)을 지지하는 링크(22, 24)들을 거쳐서 커플링 로드(20)에 의해 상호 결합된다. 
     또한, 본 발명에 있어서 고정 부품(34)은 분리 가능하게 고정되며 길이방향으로 연장된 조절축(38)을 중심으로 조절 영역(40) 내에서 커플링 로드(20)에 대하여 조절될 수 있다.
Patent KR-20010083910-A (KR)
IPC: G02B6/26
Filed: 1999-09-27
Abstract: 아크 램프와 같은 전자기방사 광원은 토로이달형 반사표면으로부터 옮겨진 지점에 놓여진다. 오목 주반사기은 광축으로부터 옮겨진 축외 이미지 포인트에 광원으로부터 전자기방사를 초점에 모은다. 환상 반사표면의 사용은 축외 배치에 의해 생기는 수차를 본질상 줄임으로써 구형 반사표면에 적절하게, 광화이버와 같은 작은 타켓으로의 집광효율을 증가시킨다. 보조 오목 반사기은 작은 타켓에 의해 집광된 전체 플럭스를 더 향상시키기 위해 제1 반사기이 반대편에 위치시킨다. 하나의 실시예에 따라, 본 발명은 곡률에 의해 나누어진 축외거리의 제곱은 전기파의 광원의 범위와 같거나 또는 더 작다(y。2/r S。).
Patent KR-20020002357-A (KR)
Title: A process for making n-butyl esters from butadiene
IPC: C07C69/14
Filed: 1999-10-19
Abstract: Process for making a butyl ester from butadiene, comprising (a) reacting butadiene with a saturated aliphatic monocarboxylic acid to form a mixture of n-butenyl and secondary butenyl esters, (b) separating the n-butenyl ester from the secondary butenyl ester, and (c) hydrogenating the n-butenyl ester separated in step (b) in the presence of a catalyst to the corresponding n-butyl ester.
Patent KR-20010089647-A (KR)
Title: Method and arrangement for transferring messages in a radio communication system
IPC: H04L29/02
Filed: 1999-11-19
Abstract: The present invention is related to a method and arrangement in a radio communication system for performing a message transfer transaction in which at least one message is transferred in at least one frame from a first unit to a second unit. Properties of radio signals exchanged between the first unit and the second unit are measured (501). A mode of informing the first unit of frame receipt status at the second unit during the message transfer transaction is selected (502) based on the measured radio signal properties. The at least one frame is transferred (503) from the first unit to the second unit while the first unit is informed of the frame receipt status at the second unit in accordance with the selected mode of informing.
Patent KR-20010093204-A (KR)
IPC: G02F1/1335
Filed: 1999-12-22
Abstract: 본 발명은 색 선택적 반사 및 편광 선택적 반사를 가진 광학 부재의 제조를 위한 중합성 액정 화합물의 용도 및 단량체 또는 중합화된 형태의 이들 화합물을 포함하는 광학 부재에 관한 것이다.
Patent KR-20010101490-A (KR)
IPC: A61M5/315
Filed: 2000-01-11
Abstract: The invention refers to a device for administering an injectable product in doses, comprising a casing, itself comprising: a reservoir for the product; a piston which forces product out of the reservoir when moved in a feed direction towards a reservoir outlet; a drive member; a driven member which is slaved by the drive member when the drive member is moved in the feed direction, so moving the piston in the feed direction; and a dosing member which may be rotated about the sliding axis of the drive member, to set the product dosage to be administered. The drive member and the dosing member abut each other via at least one dosage stopper each, one of which is provided on the drive member and the other on the dosing member. At least one of these dosage stoppers at least partially encircles the sliding axis of the drive member in the form of a spiral. The at least one spiral dosage stopper exhibits a continuous course with a constant pitch alpha.
Patent KR-20010110429-A (KR)
IPC: H01L21/8246
Filed: 1999-12-14
Abstract: 용적 유속 제어기(515, 535)에 의해 조절된 각각의 유동에서, 대부분의 액체들은, 연무되어 기판에 증착된 최종 전구물질을 형성하기 위해 혼합기에서 혼합된다. 전구물질 액체의 물리적 특성들은 용적 유량율 제어기(515, 535)를 조절하는 것으로 조절되어, 전구물질이 기판에 도포되고 처리될 때, 고체 물질의 결과적인 박막(30, 50, 236, 489, 492)이 평탄한 평면의 표면(31, 51, 235, 488, 493)을 갖는다. 일반적으로, 물리적인 특성은 전구물질의 점성이고, 1~2 센티포이즈의 범위에서, 상대적으로 낮게 선택된다.
Patent KR-20020028865-A (KR)
IPC: A61P35/00
Filed: 2001-04-05
Abstract: 하기 화학식으로 표시되는 화합물 또는 그의 염은 티로신 키나아제 억제 활성을 보인다: 
     
       
     
     [식 중, m 은 1 또는 2 이며; 
     R 1 은 할로겐 원자 또는 임의 할로겐화 C 1-2 알킬이고; 
     R 2 및 R 3 중 하나는 수소 원자이며 다른 하나는 하기 화학식으로 표시되는 기이다: 
     
       
     
     (식 중, n 은 3 또는 4 이며; R 4 는 1 또는 2 개의 히드록시기로 치환된 C 1-4 알킬기이다)].
Patent KR-20020002412-A (KR)
IPC: H01G11/22
Filed: 2001-01-26
Abstract: 본원에서는, 소프트카본계 탄소재료를, 철이온, 코발트이온, 망간이온 및 니켈이온으로부터 선택되는 적어도 1종의 금속이온과, 카르복실산이온의 존재하에 알칼리로 활성시키는 다공질 탄소재료의 제조방법의 발명을 제공한다. 
     이 방법에 의하여, 단위 체적당 비표면적이 1000m 2 /cm 3 이상인 본 발명의 다공질 탄소재료가, 고수율, 저비용으로 공업적으로 제조할 수 있다. 본 발명의 다공질 탄소재료는, 충전밀도도 높게 할 수 있으며, 분극성 전극재료로서 사용하면, 극히 큰 단위체적당 정전용량이 얻어진다. 
     또한, 본 발명에서는, 상기 다공질 탄소재료를 분극성 전극으로 하는 소형이면서도 대용량인 전기2중층 캐패시터의 발명도 제공한다.
Patent KR-20020012254-A (KR)
IPC: G06F13/00
Filed: 2000-05-31
Abstract: 호스트 컴퓨터의 테스트 및 유효성 검사 소프트웨어 프로그램은 그래픽 유저 인터페이스 프로그램, 타겟 장치와 통신하며 그래픽 유저 인터페이스로부터의 명령에 응답하여 통신하는 엔진, 계의 적어도 하나의 성분을 테스트 및 유효성 검사하는 적어도 하나의 테스트를 가지는 다수의 테스트부, 및 타겟 장치와 함께 사용하는데 도움이 되는 프로토콜 인식 소프트웨어 패키지(4000)를 포함하며, 상기 프로토콜 인식 소프트웨어 패키지는 타겟 장치로부터 인식 메세지를 대기하는 실행 쓰레드를 유포하는 프로토콜 관련 분야로서 운영체계-생성된 이벤트 핸들을 사용하며, 상기 이벤트 핸들은 인식 메세지 패킷(3002)의 헤더부에 위치하며 인식 메세지로 다시 보내지며, 수신 쓰레드는 인식 메세지(2003)의 이벤트 핸들을 대기하는 임의의 전송 실행 쓰레드를 언블록화한다.
Patent KR-20030060353-A (KR)
Title: Centrifugal fan for vacuum cleaner
Inventor: BAEK SEUNG JO
IPC: F04D29/38
Filed: 2002-01-08
Abstract: PURPOSE: A centrifugal fan used in a vacuum cleaner is provided to prevent fluid passing through an impeller from flowing back into a gap formed between a bottom surface of the impeller and a casing. CONSTITUTION: A centrifugal fan includes a casing(110) having a cavity therein. An air suction port and an air exhaust port are formed in the casing(110). An impeller(120) is rotatably mounted at an inner center portion of the casing(110) so as to increase a static pressure and a dynamic energy. A diffuser(130) is installed at an outlet side of the impeller(120) in order to convert a part of a dynamic energy of fluid into static pressure. The casing(110) has a fixing plate(111), and a cover plate(112), which receives the impeller(120) together with the fixing plate(111). A back-flow prevention section(150) is provided to prevent fluid from flowing back. The back-flow prevention section(150) has a recess section and a protrusion formed within a radius range.
Patent KR-20030060676-A (KR)
Title: Apparatus and Method for Margin Adjustment in Digital Television Set
Inventor: LEE GYU JAE
IPC: H04N7/08
Filed: 2002-01-11
Abstract: PURPOSE: An apparatus and method for adjusting a marginal space of the screen of a digital television receiver are provided to allow a user to confirm additional information without being disturbed in watching a broadcasting program. CONSTITUTION: An apparatus for adjusting a marginal space of the screen of a digital television receiver includes a resolution judgement unit(23), a marginal spacer calculator(24), a scaler(25), and a microcomputer(27). The resolution judgement unit judges resolution of a received image. The marginal space calculator compares the judged resolution with an aspect ratio of the digital television receiver to calculate the maximum size of a marginal space, which is formed by moving an image display area. The scaler moves the image display area to generate the maximum marginal space. The microcomputer controls the resolution judgement unit, marginal space calculator and scaler.
Patent KR-20030062610-A (KR)
Title: Digital image watermarking using region segmentation
Inventor: HAN SEOK GI
IPC: H04N5/913
Filed: 2002-01-18
Abstract: PURPOSE: A watermark embedding method for a digital image by area division is provided to protect the CONSTITUTION: A watermark embedding method for a digital image by area division includes the steps of extracting a region of high semantic importance by region segmentation of an original image(1,2), embedding encoded watermark information to the extracted region(3), segmenting a partial region in which a user is interested in from the image in which the watermark is embedded(4), synthesizing the segmented partial area with a certain background image(5,6), and extracting the watermark from the synthesized image(7).
Patent KR-20030063576-A (KR)
Inventor: BAEK EUN KI
IPC: A23P1/08
Filed: 2002-01-22
Abstract: PURPOSE: Provided is a method for manufacturing palatable sushi roll by using curry and jajang(chinese fermented bean paste), thereby increasing the nutrient, taste and taste preference of the sushi roll. CONSTITUTION: A method for manufacturing palatable sushi roll is characterized by the steps of: boiling rice; adding curry or jajang(chinese fermented bean paste) to the boiled rice and followed by roasting the mixture thereof; spreading the roasted rice on laver; and rolling them.
Patent KR-20020063506-A (KR)
Inventor: CHOI GI HO
IPC: C08F210/16
Filed: 2002-01-24
Abstract: PURPOSE: Provided are a polynuclear metallocene catalyst for polymerizing olefin, which can control molecular weight and molecular weight distribution and has excellent polymerization activity, and a polymerization method using the polynuclear metallocene catalyst. CONSTITUTION: The polynuclear metallocene catalyst contains: a transition metal compound of formula 1, as a main catalyst, having at least two central metals of 3-10 group of the periodic table, wherein the metals are connected through cyclopentadienyl structured ligands; as a cocatalyst, an aluminoxane compound of formula 9, an organic aluminum compound of formula 10, or a bulky compound giving a catalyst activity to the transition metal compound by reacting with the transition metal compound. And the method for polymerizing the olefin is performed by using the polynuclear metallocene catalyst.
Patent KR-20030064191-A (KR)
Inventor: JO GI HO
Filed: 2002-01-22
Abstract: PURPOSE: A model for a remote education service of a field experience learning travel is provided to manage a preliminary learning, a field experience learning travel, and a post learning, enable a user to participate in an educational project and to suggest, modify, and select desired learning contents. CONSTITUTION: A geographic information DB is constructed for supporting a field experience learning systematically. A program for supporting the field experience learning, and a web GIS(Geographic Information System) and a web GPS(Global Positioning System) functions are combined. A preliminary learning program is serviced by reflecting an opinion of a user, and a preliminary learning accomplishment rate is evaluated based on evaluation contents and an evaluation index by the user. A post learning program is serviced by reflecting an opinion of the user. A post learning accomplishment rate is evaluated based on evaluation contents and an evaluation index by the user. The user and a manager evaluate the field experience learning totally.
Patent KR-20030066857-A (KR)
Title: Manufacturing method of far-infrared-and-negative-ion-emitting machine
Inventor: KIM GEUM BOK
IPC: C04B35/14
Filed: 2002-02-05
Abstract: PURPOSE: A production method of materials emitting anions and far infrared rays is provided to give beneficial effects to human body by using silica, feldspar and borax as a main material. CONSTITUTION: The far infrared emitting material comprises 35-40wt.% of silica, 23-28wt.% of feldspar, 25-29wt.% of borax, 0.2-0.8wt.% of boric acid, 0.2-0.5wt.% of potassium nitrate, 0.4-0.8wt.% of cobalt, 1.5-2wt.% of magnesium, 0.7-1.2wt.% of selenium, 0.14-0.19wt.% of cryolite,0.7-1wt.% of alumina, 1.5-2wt.% of radium, 0.3-0.8wt.% of zirconium, 0.14-0.18wt.% of fluorite and 0.2-0.8wt.% of coloring agent. The resultant materials are produced by mixing raw materials for 2hrs, melting a mixture at 1300-1500deg.C, solidifying, and grinding to powder.
Patent KR-20020026322-A (KR)
Inventor: PARK MOO JIN
IPC: G06Q30/06
Filed: 2002-03-06
Abstract: PURPOSE: A system and method for intermediating a trade using a network communication is provided to enable a seller or a buyer to export or import through an on-line and pay a commodity price to the seller in case that a normal transaction is completed by securing a price of an exported commodity as deposit money. CONSTITUTION: A seller terminal(200) supplies electronic catalogue information with respect to a commodity to be exported created by a seller and supports the seller for deciding an export of a commodity by responding to an importing condition. A buyer terminal(300) supports a buyer for designating a commodity to be imported using the electronic catalogue information and supplying the importing condition with respect to a designated commodity to the seller terminal(200). At least one certifying server(400) supplies deposit money in order the buyer to import a predetermined commodity by responding to a certifying request being received from an exterior. An intermediating server(500) supplies a web page for supplying an export commodity using an electronic catalogue being transmitted from the seller terminal(200), and enables the buyer to input an import condition by supplying a web page for inputting an import condition in case that an importer selects a commodity to be imported. The intermediating server(500) transmits the import condition prepared by the buyer to the seller terminal(200) and receives deposit money from the certifying server(400) in case that a transaction is achieved by the import condition. If the deposit money is supplied, the intermediating server(500) requests a commodity load to the seller, and supports a payment of a commodity price to the seller when the buyer transmits transaction completion information.
Patent KR-20020075720-A (KR)
Inventor: HWANG IL SEON
IPC: H01L21/316
Filed: 2002-03-16
Abstract: PURPOSE: A composition for producing a material having nano-sized pores is provided, thereby providing a layer-insulation membrane with a pore size of 50 angstrom or less for a semiconductor. CONSTITUTION: The composition for producing a material having nano-sized pores comprises 0.1 to 95 wt.% of cyclodextrin derivative, a thermostable organic or inorganic matrix precursor; and 20 to 99.9 wt.% of a solvent dissolving the above substances, wherein the cyclodextrin derivative is represented by formula(6), in which R1, R2 and R3 are independently halogen, C0-C10 amino or azido, C3-C20 imidazole or pyridin, C1-C10 cyano, C2-C10 carbonate, C1-C10 carbamate or -OR4; R4 is hydrogen, C2-C3 acyl, C1-C2 alkyl, C3-C10 alkene, C3-C20 alkyne, C7-C20 tosyl, C1-C10 mesyl, C0-C10 phosphorus, C3-C10 cycloalkyl, C1-C20 carboxy alkyl, glucosyl, maltosyl or Sir1r2r3; r1, r2 and r3 are independently C1-C5 alkyl, C1-C5 alkoxy or C6-C20 aryl; and q is an integer of 6 to 12.
Patent KR-20030075229-A (KR)
Title: Composition of water dispersible polyurethane nanocomposite emulsion for hard coating with ultraviolet blocking and moth repellency effect and method for preparing thereof
Inventor: JUNG MUN YEONG
IPC: C09D175/04
Filed: 2002-03-16
Abstract: PURPOSE: Provided is a water dispersible polyurethane nano-composite emulsion composition which has UV protecting and moth-proofing capability and improved surface hardness and wearing resistance, and can be produced at a low cost. CONSTITUTION: The water dispersible polyurethane nano-composite emulsion composition comprises a water dispersible polyurethane nano-composite emulsion, an organic UV protecting agent and a silver colloid. Preferably, the composition comprises 100 parts by weight of a water dispersible polyurethane nano-composite emulsion, 0.01 to 0.13 parts by weight of an organic UV protecting agent based on benzotriazole and 20 to 70 parts by weight of a silver colloid. Particularly, the water dispersible polyurethane nano-composite emulsion comprises 50 to 70 parts by weight of a polyurethane prepolymer and 30 to 50 parts by weight of a metal-modified colloidal silica. The composition is produced by adding the metal-modified colloidal silica, the organic UV protecting agent and the silver colloid in-situ in the process of forming the water dispersible polyurethane.