baber/WOPTO huggingface dataset:
Patent KR-20020041208-A (KR)
Title: The method of printed circuit board for improving an align-miss and an LCD with the printed circuit board
Inventor: MUN HOE SIK
IPC: H05K1/14
Filed: 2000-11-27
Abstract: PURPOSE: A method of fabricating a printed circuit board for improving mis-alignment and a liquid crystal display employing the method are provided to improve mis-alignment caused by thermal expansion of a printed circuit board and a tape carrier package in a TAB-IC bonding process. CONSTITUTION: A substrate(110) including a surface mounted element and a printed circuit board(100) are prepared. The printed circuit board has the first plurality of conductive patterns(120) at one side of the substrate. The first conductive patterns is corrected by the thermal expansion coefficient of the substrate. A tape carrier package having the second plurality of conductive patterns is prepared. The tape carrier package is aligned with the printed circuit board. The printed circuit board and the tape carrier package are thermal-pressed against each other.
Patent KR-20020044362-A (KR)
Title: Vehicle burglarproof device
Inventor: PARK HAN GIL
IPC: B60R25/0215
Filed: 2000-12-05
Abstract: PURPOSE: A vehicle burglarproof apparatus is provided to prevent a vehicle from being robbed by fixing a steering column when the vehicle becomes an arming state by means of a transmitter. CONSTITUTION: A vehicle burglarproof apparatus is provided with a solenoid valve(10). A steering column is fixed or released by the solenoid valve. A recess(3) is formed at the steering column(1), and a spool(11) is inserted or released at the recess, thereby fixing or releasing the steering column. A drive circuit of the solenoid valve comprises a relay and a controller. The relay is composed of the first relay and the second relay. The first relay is supplied a power source of a battery to the solenoid valve by turning on depending on a control of the controller and the second relay is cut off the power source.
Patent KR-20010062184-A (KR)
Inventor: BUTTIN CLOUD L
IPC: H01L23/525
Filed: 2000-12-07
Abstract: PURPOSE: An anti-fuse and a method for forming the same are provided to form a redundant circuit within a semiconductor IC by using the first and the second programmable logic elements. CONSTITUTION: An anti-fuse(100) has a p- substrate(102) having an n+ diffusion region(103) and an n+ buried layer(104) under a surface(106) of the p- substrate(102). A trench(108) having an internal surface(110) is formed by passing the surface(106) and the n+ buried layer(104). The first and the second buried regions(104a,104b) are formed by the trench(108). A dielectric(112) is coated on the internal surface(110). The trench(108) is filled by a conductive material(114). An n+ region(115) is formed on the p- substrate(102). An n+ connection portion(116) is extended from the surface(106) to the n+ buried layer(104). A surface contact ring(120) is contacted with the dielectric(112) and the conductive material(114). A multitude of metal contact portion(122,126,128) is isolated by a silicon dioxide layer(130).
Patent KR-20020046053-A (KR)
Title: Apparatus for analysising an organic impurity on wafer surface and method thereof
Inventor: KIM HYEON SU
IPC: H01L21/02
Filed: 2000-12-12
Abstract: PURPOSE: An apparatus for analyzing organic impurity on a wafer is provided to precisely analyze distribution of impurity regions on the entire surface of the wafer within a short interval of time such that the distribution of the impurity regions are caused by an organic material. CONSTITUTION: A stage(13) is installed inside a chamber. The wafer(11) to measure is mounted on the stage. A cooling unit(15) cools the stage. A camera(23) takes a picture of the surface of the wafer. A space(14) connected to the cooling unit through at least two pipes(25,27) is formed inside the stage.
Patent KR-20020047427-A (KR)
Title: Zn/Zn-Ni double layer electroplated steel sheet having a good chipping resistance at subzero temperature for automobile
Inventor: JUN YU TAEK
IPC: C25D3/22
Filed: 2000-12-13
Abstract: PURPOSE: Provided is a Zn/Zn-Ni double layer electroplated steel sheet for automobile, which has excellent chipping resistance at subzero temperature and improved interface adhesion between plated layer and steel sheet. CONSTITUTION: At initial stage, zinc electroplated layer is formed under such conditions as an ionic ratio of zinc and nickel 1.5-2.0, a pH of plating solution 1.4-2.0, and a temperature of plating solution 50-65°C in a sulfuric bath of vertical continuous galvanizing line(CGL) until the initial zinc electroplated layer is formed in an amount of 3-5g/m¬2, and then nickel content in outer layer of the zinc-nickel electroplated layer is regulated within the range of 11 to 12.5% until the zinc-nickel electroplated layer is formed in an amount of 20g/m¬2.
Patent KR-20020046576-A (KR)
Title: High strength Steel plate to be precipitating TiN and ZrN for welded structures, method for manufacturing the same
Inventor: CHOI HAE CHANG
IPC: C22C38/04
Filed: 2000-12-15
Abstract: PURPOSE: A method of manufacturing high strength steel plate having TiN and ZrN precipitates by nitriding treatment for welded structures is provided, in which toughness difference between base metal and weld heat affected zone is restricted by diffusing TiN and ZrN in steel homogeneously, thereby improving impact toughness in weld heat-affected zone. CONSTITUTION: The method for manufacturing the steel plate for welded structure comprises the processes of nitriding a steel slab comprising 0.03 to 0.17 wt.% of C, 0.01 to 0.5 wt.% of Si, 0.4 to 2.0 wt.% of Mn, 0.005 to 0.2 wt.% of Ti, 0.0005 to 0.1 wt.% of Al, 0.001 to 0.03 wt.% of Zr, 0.008 to 0.030 wt.% of N, 0.0003 to 0.01 wt.% of B, 0.001 to 0.2 wt.% of W, 0.03 wt.% or less of P, 0.03 wt.% or less of S, 0.01 wt.% or less of O, a balance of Fe and other inevitable impurities the temperature range of 1100 to 125 0°C for 60-180 minutes wherein the steel plate satisfies 1.2<=Ti/N<=2.5, 0.3<=Zr/N<=2.0, 10<=N/B<=40, 2.5<=Al/N<=7, 6.8<=(Ti+Zr+2Al+4B)/N<=17; hot rolling the heated steel slab at a reduction ratio of higher than 40% over austenite recrystallization zone; and cooling the hot rolled steel sheet to a bainite transformation finish temperature±10°C at a cooling rate of 5 to 20°C/sec.
Patent KR-20020049992-A (KR)
Title: Method for restoring wireless data at breakdown voltage
Inventor: SON JEONG DEOK
IPC: H04Q9/00
Filed: 2000-12-20
Abstract: PURPOSE: A radio data restoring method in case of voltage drop is provided to considerably reduce an error occurrence rate and rapidly restore in the error occurrence by checking whether a code is normal when a TX is received from an ETACS(Electronic Time and Alarm Control System) of a vehicle, substituting it with a normal code if the code is abnormal, and performing execution on a function bit. CONSTITUTION: An ETACS receives a TX code from a remote controller(ST-1) and compares it with a previously stored code to determine whether they are identical to each other(ST-2). If the received code is identical to the previously stored code, the corresponding code is stored in a memory(ST-6). If the received code is different from the previously stored code, it is discriminated whether the received code is normal(ST-3). If the received code is a normal code, it goes in standby state(ST-4). If the received code is abnormal, it is deleted and a memory in the third memory area of the ETACS is inserted to the deleted code position for substitution(ST-5). In case of a lock mode(ST-7), a lock mode confirmation signal is generated and advances to an alarm state(ST-8), and the memory state inside the ETACS is designated as an alarm state set-up data memory(ST-9). In case of an unlock mode(ST-10), an unlock confirmation signal is generated and the alarm state is released(ST-11). In case of a remote starting(ST-12), a high voltage is applied to a spark plug and an engine is ignited(ST-13).
Patent KR-20020050303-A (KR)
Title: Direct data transfer
Inventor: CHOI JUNG WOO
IPC: H04L12/02
Filed: 2000-12-21
Abstract: PURPOSE: A control device for direct data transmission and receipt methods in information electric home appliances, and a method for operating the same are provided to enable direct data transmission and receipt without a secondary storage when the appliances transmit and receive data, thereby efficiently managing data and improving data transmission rate. CONSTITUTION: An input process part determines whether a transmission button is pressed(401). If pressed, data to be transmitted from the input process part is selected(402). The input process part determines whether a transmission start button is pressed(403). If pressed, the control device determines whether ports of each appliance are connected with each other(404). If not, an error message is outputted to a screen output part(405). If connected, the control device sends a request signal to the other appliance(406). It is determined whether the other appliance sends an acknowledge signal(407). If receiving the acknowledge signal, the control device increases the number of memory address(408). If not receiving, the control device waits the acknowledge signal and outputs the error message after regular time passed(405). It is determined whether data ends(409). If not, the control device transmits and receives a word of data(410). The control device determines whether the receiving part received data(411). If data ends, a transmission termination message is outputted to the screen output part(412).
Patent KR-20020052016-A (KR)
Title: Refrigeration system of beverage vending machine
Inventor: KIM MYEONG HO
IPC: G07F9/10
Filed: 2000-12-23
Abstract: PURPOSE: A cooling system of a beverage can vending machine is provided to restrict excessive temperature rising of a refrigerating chamber and to reduce a running time of a compressor. CONSTITUTION: The cooling system of a beverage can vending machine for maintaining a temperature of a refrigerating chamber at a certain temperature with cool air consists of a plurality of electronic valves for starting and stopping the supply of a refrigerant into an evaporator installed in a refrigerator; a plurality of blowers programmed to be driven after the lapse of a certain time from the opening time point of the electronic valves; and a micom for setting the opening and closing time of the electronic valves and the driving start time of the blowers and outputting control signals.
Patent KR-20020052087-A (KR)
Title: Device for protecting spot on strip in pickling line
Inventor: JUNG DONG HYEOK
IPC: C23G3/00
Filed: 2000-12-23
Abstract: PURPOSE: An apparatus for preventing staining of the strip surface in a pickling tank is provided to prevent generation of acid spots on the surface of a strip by varying injection position of water supplied during pickling process of the strip, thereby maintaining constant concentration and temperature. CONSTITUTION: In a mixed acid tank of pickling line equipped with a bath(10) at the inner part of which acid resistant bricks are constructed to contain a mixed acid, an entrance and an exit which are installed on front and rear side surfaces of the bath(10), and through which a strip(150) passes, and squeeze rolls(11) which are closely adhered to the strip(150) at the exit side of the bath to remove the mixed acid on the surface of the strip, the apparatus for preventing staining of the strip surface in a pickling tank comprises a mixed acid spray part which is installed at the exit side of the bath(10) of the mixed acid tank to prevent generation of acid stains by spraying a mixed aid onto the surface of the strip; a water spray part for spraying water onto the surface of the strip to wash the mixed acid on the surface of the strip; and a sensing part for measuring temperature and level of the mixed acid contained in the bath, wherein the mixed acid spray part comprises a branch pipe(20), a mixed acid spray pipe(21), and a valve(22), the water spray part comprises an upper spray pipe(30), a lower spray pipe(31), and a water supply pipe(32), and the sensing part comprises a bearing block(40), a rotation spray pipe(41), a water supply pipe(42), a buoy(43), a rotation bar, a temperature sensing sensor, and a cable(46).
Patent KR-20020052227-A (KR)
Title: Appliances and methods for input devices for computer games to input motions and moves
Inventor: YU CHOON YEOL
IPC: G06F3/03
Filed: 2000-12-26
Abstract: PURPOSE: A device for inputting the movement suitable to a computer game is provided to fit to the movement such as the forward, backward and sideward movement, raising foot and kicking a ball by making an input device suitable to a ball game or play. CONSTITUTION: A touch pad or a Piezzo device is applied to the input device to making an object move around a plane on a computer game. A mouse point moves on a screen if a touch pad mouse moves from a point to another point by a hand. If a finger puts on a position and moves to another point after taking off the finger, the position of the finger on the touch pad mouse is moved but the point is not moved. If the movement is fast, a cursor is moved together. That is, the finger is not dragged but the cursor is moved as same as dragging the finer.
Patent KR-20020052588-A (KR)
Title: Epoxy Tool of Die Attach Device for Semiconductor Package
Inventor: HUH BYEONG IL
IPC: H01L21/52
Filed: 2000-12-26
Abstract: PURPOSE: An epoxy tool of a die attach apparatus is provided to easily perform an attach of a semiconductor chip and to prevent a void by forming a pipe-type nozzle having a protruded hole line on a holder of an epoxy tool. CONSTITUTION: An epoxy tool includes a nozzle(6) formed with a hole line(HL) as one body without connecting parts, and the hole line(HL) having several shapes, such as an 'X'-type, an 'Y'-type or an asterisk-type respectively used when a mounted body is relatively small, the mounted body is relatively long, and the mounted body is relatively large. At this point, the one body nozzle is able to equally deposit an epoxy(4) on the larger surface, thereby preventing a void when attaching a semiconductor device, so that the attach is strongly performed.
Patent KR-20020052676-A (KR)
Title: Agitator for diluted recyclable food waste
Inventor: SIM HO SEOP
IPC: B09B3/00
Filed: 2000-12-26
Abstract: PURPOSE: An apparatus for releasing deposit that is produced in the mixing process for removing salt from garbage such as bone scrap, shell, metal scrap and sand which can release deposit without shutdown is provided. CONSTITUTION: The apparatus comprises a mixing tank(1) which has an inlet for deposit at the bottom and has a sight glass(11), a mixing means(3) which agitates water and garbage for removing salt from garbage and has motor(31) and mixing screw(33), a deposit transfer means which is installed for releasing deposit, a water injector which levels piled deposit and is composed of water supply part, control valve and injection pipe, a transfer screw conveyer(53) which transfers the deposit to the outside.
Patent KR-20020052874-A (KR)
Title: Method for fabricating ESD protection device of high breakdown voltage circuit
Inventor: KIM YONG CHAN
IPC: H01L27/04
Filed: 2000-12-26
Abstract: PURPOSE: A fabrication method of an ESD(Electro-Static Discharge) protecting device of a high withstanding voltage circuit is provided to improve an ESD characteristic without an additional processes. CONSTITUTION: Gate electrodes(20) are formed on a semiconductor substrate(10) including a first conductive well(12) and a second conductive well(13). A second conductive region(14) and a first conductive region(15) are respectively formed on both sides of the gate electrodes(20) by implanting a second conductive ions into the first conductive well(12) and implanting a first conductive ions into the second conductive well(13). A second conductive metal contact region is formed in the second conductive region(14) by selectively implanting the second conductive ions, and a first conductive metal contact region is formed in the first conductive region(15) by selectively implanting the first conductive ions.
Patent KR-20020054227-A (KR)
Title: Fabrication method of high density and high uniformity solder bump without Cu cross-contamination in Si-LSI laboratory
Inventor: BAEK GYU HA
IPC: H01L21/60
Filed: 2000-12-27
Abstract: PURPOSE: A method for fabricating a solder bump capable of preventing copper cross contamination in a silicon laboratory is to reduce fabricating cost by sufficiently using a conventional apparatus so that a high ball and a high density solder ball are formed. CONSTITUTION: An electrode(4) for electroplating is sputtered on a high integrated circuit chip substrate(1). A photoresist layer is coated to form a via. A copper seed for solder plating is sputtered to form the solder ball. A copper/titanium seed for preventing the copper and solder from being plated is thinly sputtered on the photoresist layer. The photoresist layer is thickly formed by a multi-coating technology.
Patent KR-20020056409-A (KR)
Title: Cleaning Device
Inventor: YOON HEON DO
IPC: H01L21/304
Filed: 2000-12-29
Abstract: PURPOSE: A cleaning apparatus is provided to improve the capacity of eliminating contaminated particles by using a roll brush having a cavity, and to remarkably increase cleaning capacity by installing a cavitation jet unit inside the roll brush. CONSTITUTION: A brush unit has a plurality of cavities(16). A supply pipe(13) supplies cleaning water, connected to the brush unit. The roll brush(12) includes the brush unit and the supply pipe. The roll brush includes the brush unit and the supply pipe. The cleaning apparatus has the roll brush, a drive motor and a roller. At least one roll brush is installed in the upper and lower portion of a substrate to clean. The drive motor rotates the roll brush, connected to the roll brush. The roller transfers the substrate.
Patent KR-20010023672-A (KR)
IPC: A61P17/06
Filed: 1998-09-04
Abstract: 본 발명은 케모킨, 인터류킨-8 (IL-8)이 매개하는 질병 상태의 치료에 유용한 화학식 I의 신규 화합물 또는 그의 제약학상 허용가능한 염, 및 그의 제약 조성물에 관한 것이다.  화학식 I의 화합물은 특히 하기 화학식에 의해 나타내어 진다. 
     〈화학식 I〉 
     
       
     
     식 중, R은 -NH-C(X)-NH-(CR 13 R 14 ) v -Z이고, 
     Z는 임의 치환된 페닐 또는 나프틸, 임의 치환된 헤테로아릴, 임의 치환된 C 5-8 시클로알킬, 임의 치환된 C 1-10 알킬, 임의 치환된 C 2-10 알케닐 또는 임의 치환된 C 2-10 알키닐이고, 
     X는 =O 또는 =S이고, 
     A는 본 명세서에서 정의한 바와 동일한 일치환되거나 이치환된 탄소이고, 
     v는 O, 또는 1 내지 4의 정수이다.
Patent KR-20010032763-A (KR)
Title: 조형물 제작방법과 조형물 제작을 위한 혼합장치
IPC: B29C48/605
Filed: 1998-05-22
Abstract: 선명한 색상과 무늬를 현저한 강도저하없이 만드는 것에의한 제조기술이다.금속주형에 보내지기 직전에 외측합성수지재료는 주실린더늬 내측벽면에 용융된 상태로 위치하며, 주스크류면에 위치한 내측합성수지재료는 연화온도로부터 용융온도까지 의 온도에서 제어되며 그것에 따라 압출 성형된다. 예를들면, 주실린더 가열을 위한 가열장치의 온도와 주스크류의 온도가 제어된다.
Patent KR-20010033759-A (KR)
Title: 수분해성 미세층 중합체 필름
IPC: B29C48/71
Filed: 1998-12-29
Abstract: 본 발명은 비수분해성의 용융압출성 중합체를 포함함을 특징으로 하는 비분해성 층 및 수분해성의 용융압출성 중합체를 포함함을 특징으로 하는 분해성 층을 포함하는 복수개의 공압출된 미세층을 포함함을 특징으로 하는 미세층 중합체 필름에 관한 것이다.  미세층 중합체 필름은 물에 담그면 분해되며 물에 씻어 내릴 수 있는 기저귀와 같은 1회용 용품을 위한 커버재로 적합하다.  미세층 중합체 필름은 또한 통기성이며 소량의 물에 대해 차단성을 갖는다.  적합한 비수분해성의 용융압출성 중합체는 미립 충전재로 채운 선형 저밀도 폴리에틸렌이다.  적합한 수분해성의 용융압출성 중합체는 폴리에틸렌 옥사이드이다.
Patent KR-20010033972-A (KR)
Title: 클라이언트측 공개키 인증방법 및 단기증명장치
IPC: H04L9/32
Filed: 1999-01-06
Abstract: 단기증명서 발급을 위한 시스템을 효과적으로 실행할 수 있는 능력을 갖춘 인증 시스템을 개시한다. 키배포센터(KDC)는 한 쌍의 공개키/개인키와 증명서 템플릿을 발행하고 저장한다. 유저는 KDC에 저장된 한 쌍의 유저 공개키/개인키를 할당 받는다. KDC의 인증을 받은(예를 들어 커버로스 시스템 등에 의한 패스워드를 사용해서) 유저는 단기증명서를 발행하여 사인해서 유저의 공개키를 수정해 줄 것을 시스템에 촉구한다.
Patent KR-20010041291-A (KR)
Title: 전자 제어 유닛을 위한 전원 공급장치
IPC: H02J9/06
Filed: 1999-01-29
Abstract: 본 발명은 일시적으로 전원 공급이 중단되는 동안, 공급 전원의 유지를 위해 커패시터를 사용하여 충전을 유지하는 ECU용 전원 공급장치를 개시하며, 커패시터에 저장된 에너지가 상승될 수 있도록 커패시터를 충전하는데 사용되는 전압을 공급 전원 레벨 이상으로 상승시키기 위한 전하 펌프(charge pump; 24)가 제공된다.
Patent KR-20010034682-A (KR)
Title: 스포트 라이트 광 섬유 및 조광 장치
IPC: G02B6/00
Filed: 1999-03-22
Abstract: 입사단에서 출력단 쪽으로 삽입된 광을 투사하고 그 광을 상기 출력단(102)으로부터 출력할 수 있는 코어(101) 및 상기 코어의 출력단 근처에 외부 주변면상에 주변 방향을 따라 위치된 광 누설 수단(103)을 포함하는 스포트 라이트 광 섬유(100)에 있어서, 상기 광 누설 수단은 광 확산 투사광 누설막을 이용하여 형성되는 것을 특징으로 한다.
Patent KR-20010042932-A (KR)
Title: 센서 신호의 열복사 측정 장치
IPC: B60T8/171
Filed: 1999-04-01
Abstract: 자동차 내에 사용되는 다중 센서 장치(가속 페달 센서, 드로틀 밸브 센서, 공기 유량계 등)에 있어서, 엔진 제어 장치(ST) 내의 마이크로 콘트롤러(μC)에 집적된 아날로그/디지탈 변환기(ADC)의 공급 전압(V5int) 및 센서 기준 전압(V5a), (V5b)이 모니터링되는 공통 전압 기준(Ref1)을 가진 공통 전압 조정기(SR)에서 발생된다.  공급 전압(V5int)은 독립적인 전압 기준(Ref2)을 가진 모니터링 회로(UW2)에 의해 부가로 모니터링된다.
Patent KR-20010042936-A (KR)
IPC: G01N33/28
Filed: 1999-04-12
Abstract: The invention relates to a method for marking liquids with at least two marker substances, characterised in that said marker substances are absorbent in the spectral range of 600 to 1200 nm and emit fluorescence radiation as a result, and in that the absorption range of at least one marker substance overlaps the absorption range of at least one other marker substance. The invention also relates to a method for detecting marker substances in liquids which have been marked according to the inventive method. This method is characterised in that the sources of radiation used emit radiation in the absorption ranges of the marker substances so that the fluorescence radiation emitted by said marker substances can then be detected, at least one of said radiation sources emitting radiation in the absorption range in which the at least one marker substance overlaps with the at least one other marker substance, and in that the number of sources of radiation used is smaller than or the same as the number of marker substances. The invention also relates to liquids which have been marked according to the inventive method.
Patent KR-20010043252-A (KR)
Title: 공축 구동축을 구비한 듀얼 아암 장치
IPC: H01L21/677
Filed: 1999-04-06
Abstract: 기판이송장치(32)는 구동섹션(36)과, 이 구동섹션(36)에 연결된 가동형 아암조립체(38)를 갖는다.  구동섹션(36)은 독립적으로 회전가능한 구동축(76, 78)을 구비한 공축 구동축 조립체(50)를 갖는다.  가동형 아암조립체(38)는 두 개의 스카라 아암(56, 58)을 갖는다.  각각의 스카라 아암(56, 58)은 별도의 구동축(76, 78) 각각에 연결된 내측 아암(60, 66)을 갖는다.  각각의 스카라 아암(56, 58)의 외측 아암(62, 68)은 각 전동벨트(64, 70)에 의해 구동섹션(36)에 회전가능하게 고정된 풀리에 연결된다.
Patent KR-20010043524-A (KR)
Title: 재작업 가능한 열경화성 수지 조성물
IPC: C08L63/00
Filed: 2000-03-22
Abstract: 본 발명은 각각 캐리어 기판 상에 고밀도 집적회로(“LSI”)같은 반도체 칩을 구비하는 칩 사이즈 또는 칩 스케일 패키지(“CSPs”), 볼 그리드 어레이 (“BGAs”) 등의 반도체 디바이스를 회로 기판 상에 실장하는데 유용한 열경화성 수지 조성물에 관한 것이다.  본 발명의 조성물은 적당한 조건하에서 재작업가능하다.
Patent KR-20010052424-A (KR)
Title: 통신망에서의 등록용 시스템, 디바이스, 및 방법
Filed: 1999-03-19
Abstract: 통신망에서 등록용 시스템, 디바이스, 및 방법은 선택된 채널을 받아들일 수 없을 때 제2 국에 받아들일 수 있는 대체 채널을 알린다.  구체적으로 말하면, 초기 등록 요청 메시지를 수신할 때, 제1 국은 받아들일 수 있는 대체 공유 채널을 결정하고, 상기 대체 공유 채널을 나타내는 등록 응답 메시지를 송신함으로써 상기 등록 요청을 거절한다.  상기 대체 공유 채널을 나타내는 등록 응답 메시지를 수신할 때, 상기 제2 국은 상기 대체 공유 채널로 즉시 바꾸고 머지 않아 상기 제1 국에 의해 받아들여지는 다른 등록 요청 메시지를 송신함으로써 상기 대체 공유 채널에 대한 등록을 완성한다.
Patent KR-20020057643-A (KR)
Title: End-modified diene copolymer and Tire tread rubber composition including it
Inventor: CHOI DAE SEUNG
IPC: C08L19/00
Filed: 2001-01-03
Abstract: PURPOSE: Provided are a terminal modified diene copolymer and a tire tread rubber composition containing the terminal modified diene copolymer, which has improved mechanical properties, rolling resistance value, and wet skid resistance value. CONSTITUTION: The terminal modified diene copolymer is obtained by modifying an activated terminal of a conjugated diene homopolymer, polymerized by using an organic lithium initiator in the presence of a non-polar solvent, or a copolymer comprising at least one conjugated diene compound and a vinyl substituted aromatic compound into at least one compound selected from a polysiloxane compound represented by the formula: Y-{C(R3)(R4)}c-CH2CH2-Si(R1)(R2)-{O-Si(R1)(R2)}d-CH2CH2-{C(R3)(R4)}c-Y, wherein Y is (X)a(R)bSi or (X)a(R)bC or (X)e(R1)fBz-X, X is a halogen atom, R is less than C20 alkyl, R1, R3, and R4 are the same as the R, or hydrogen atom, halogen substituted alkyl, or halogen substituted silane, R2 is the same as the X or the R1, or (X)g(R3)hC-{C(R3)(R4)}c-1, a is 1-3, b is 0-2, a+b is 3, c is 1-1000, d is 1-50000, e and f are each 0-4, e+f is 4, g and h are each 0-3, g+h is 3, and Bz-X is benzyl halogen. And the tire tread rubber composition contains 100pts.wt. of a raw rubber containing more than 10% of the terminal modified diene copolymer, 10-100pts.wt. of an inorganic filler, 0.1-5pts.wt. of sulfur, and a vulcanizing accelerator.