baber/WOPTO huggingface dataset:
Patent KR-19990081195-A (KR)
Title: 리니어 스텝 모터
IPC: H02K41/02
Filed: 1998-04-27
Abstract: 리니어 스텝 모터를 개시한다. 본 발명에 따르면, 스테이터, 상기 스테이터의 상부에 평면 운동 가능하게 설치되며, 일측에 엔코딩 글래스 장착부가 형성된 인덕터, 상기 인덕터의 엔코딩 글래스 장착부에 장착되며 전면에 걸쳐 격자 무늬의 반사부가 형성되는 엔코딩 글래스 부재 및, 상기 엔코딩 글래스의 하부에 해당하는 위치에서 상기 스테이터에 대하여 고정되는 하나 이상의 포토 리시이버를 구비하는 리니어 스텝 모터가 제공된다. 본 발명에 따른 리니어 스텝 모터는 엔코딩 글래스에 격자 무늬의 반사부를 형성함으로써 보다 확대된 영역에서 엔코딩 글래스를 운용할 수 있으며, 그에 따라 인덕터의 이송 범위가 확대되는 장점이 있다.
Patent KR-19980033670-A (KR)
Title: 노즐에 의한 마개가 일체로 형성된 부로우성형에 의한 용기의제조방법 및 금형
Filed: 1998-05-07
Abstract: 가. 청구범위에 기재된 발명이 속하는 기술분야. 
     본 발명은 현재 사용되고 있는 주사약용기가 유리로 되어 있어 사용상 단점이 많아 이를 플라스틱으로 대체하고자 하는 것이다. 
     나. 발명이 해결하려는 기술적 과제. 
     현재 플라스틱으로 사용되는 주사약 용기로는 진공성형에 의한 양면을 접착시킴으로서 제조되는 방식이 있으나 이러한 방식은 공정상의 복잡함으로 원가상승의 요인이 되고 있는 것이고, 또한 접착의 불량에 의한 제품의 하자가 발생되는 요인이 되고 있는 것이다. 
     다. 발명의 해결방법의 요지. 
     본 발명은 이러한 문제점의 해결을 위한 것으로 부로우성형에 있어서 1,2차의 공기압을 이용함으로서 용기의 노즐부분을 보존하면서 대량생산이 가능토록 하고 접착부위가 없기 때문에 제품의 하자발생이 없는 것이다. 
     라. 발명의 중요한 용도 
     노즐에 의한 마개가 일체로 형성되는 주사약 용기.
Patent KR-19990084890-A (KR)
Title: 복합전자렌지
Filed: 1998-05-12
Abstract: 본 발명은, 상하배치되는 전자렌지부와 오븐부를 갖는 복합전자렌지에 관한 것으로서, 상기 전자렌지부와 상기 오븐부 중 하측에 배치되는 어느 하나의 상단에 결합되는 하부결합부재와; 상기 전자렌지부와 상기 오븐부 중 상측에 배치되는 다른 하나의 하단에 결합되어 상기 하부결합부재와 상호 결합하는 결합수단을 포함하는 것을 특징으로 한다.  이에 의하여, 전자렌지부와 오븐부의 분리가 용이하여 부품의 교환 및 수리를 용이하게 할 수 있다.
Patent KR-19990006501-A (KR)
Title: 이온 교환 수지, 그 제조 및 용도
IPC: C07C51/47
Filed: 1998-05-27
Abstract: 나트륨 양이온의  부재 하에  하나 이상의  양친매성 이온으로  부하된  수지로서,  수축에 안정화된  이온 교환 수지. 
     또한,  하나 이상의  금속 은,  팔라듐  또는  수은으로  부하된  상기  수축에  안정화된  이온 교환 수지와  액상 카르복실산 및/또는 카르복실산 무수물을  접촉시킴으로써,  알코올 및/또는 그 반응성 유도체의  Ⅷ 족 귀금속 촉매,  알킬 요오드 조촉매  카르보닐화로부터  수득된  액상 카르복실산  및/또는  카르복실산 무수물로부터  요오드 화합물을  제거하는 방법.
Patent KR-19990086630-A (KR)
Title: 프로젝션이 가능한 볼륨 홀로그래픽 디지탈 저장 시스템
IPC: H04N1/08
Filed: 1998-05-29
Abstract: 본 발명은 소정의 물체광을 기준광과 간섭시켜 저장하며, 저장된 물체광을 재생하는 프로젝션이 가능한 볼륨 홀로그래픽 디지탈 저장 시스템에 관한 것으로, 외부로부터 입력되는 디지탈 영상 신호로부터 R성분의 데이터, G성분의 데이터, B성분의 데이터를 각각 분리하여 출력하는 R,G,B 분리기(210); 상기 R,G,B 분리기(210)로부터 상기 R성분의 데이터를 영상의 프레임 단위로 일시 저장한후 출력하는 제 1 버퍼(220A); 상기 R,G,B 분리기(210)로부터 상기 G성분의 데이터를 영상의 프레임 단위로 일시 저장한후 출력하는 제 2 버퍼(220B); 상기 R,G,B 분리기(210)로부터 상기 B성분의 데이터를 영상의 프레임 단위로 일시 저장한후 출력하는 제 3 버퍼(220C); 상기 물체광을 상기 제 1, 제 2 및 제 3 버퍼(220A,220B,220C)에서 제공하는 상기 R성분, G성분, B성분 데이터의 프레임 단위로 광변조하여 출력하는 흑백 LCD(230); 상기 R성분, G성분, B성분 데이터의 광변조된 물체광을 소정 파장의 상기 기준광에 의거하여 기록하고, 상기 소정 파장의 기준광보다 파장이 큰 기준광이 입사되면, 상기 기록시의 광변조된 물체광의 크기보다 확대된 상기 R성분, G성분, B성분 데이터의 광변조된 물체광을 순차적으로 재생하는 저장 매체(240); 상기 재생된 상기 R성분, G성분, B성분 데이터의 광변조된 물체광을 합성하여 프레임 단위의 영상 신호를 스크린상에 프로젝션하는 R,G,B 신호 합성기(250)를 구비하여 구성함을 특징으로 한다.
Patent KR-20000004331-A (KR)
Title: Method of forming contact plug in semiconductor device
Inventor: KIM IL UK
IPC: H01L21/28
Filed: 1998-06-30
Abstract: PURPOSE: A method of forming a contact plug in semiconductor device is provided to efficiently prevent a key hole on an upper portion of a polycrystalline silicon film plug so as to reduce a contact resistance as well as prevent a wiring defective without any increasing of manufacturing cost. CONSTITUTION: The method comprises the steps of: providing a semiconductor substrate(20) on which an intermediate insulating layer having a contact hole(26) is formed, forming a polycrystalline silicon film plug on the intermediate insulating layer so as to be buried in the contact hole, performing a blanket etching of the polycrystalline silicon film so that the intermediate insulating layer is exposed. The blanket etching is performed in order in a state that an etch selection ratio of the polycrystalline silicon film and the intermediate is reversely changed. The blanket etching is an isotropic plasma partial etching. Preferably, the intermediate insulating layer is an oxide film. The etch selection ratio of the isotropic plasma partial etching is adjusted by a ration of a pressure and a gas.
Patent KR-20000004571-A (KR)
Title: Pulse-shaping filtering device used for many transmission channels
Inventor: KIM YONG HO
IPC: H04J3/04
Filed: 1998-06-30
Abstract: PURPOSE: A pulse-shaping filtering device used for many transmission channels is used for a communication system having many transmission channels. CONSTITUTION: A shifting part shifts at least one channel data. Address signal generator receives an output signal of the shifting part, and generates the first and second address signals. A first storage part outputs a data which is stored in an address indicated by the first address signal transmitted from the address signal generator. A second storage part output a data which is stored in an address indicated by the second address signal transmitted from the address signal generator. Adder adds output data of the first and second storage parts. Demultiplexer performs a demultiplexing about an output signal of the adder. A signal distributor distributes an output signal of the demultiplexer. A pulse generator receives an output signal of the signal distributor, and generates at least one channel pulse. Accordingly, a pulse-shaping filtering device lowers a load on ROM, controls the ROM by using the fast clock.
Patent KR-20000009746-A (KR)
Title: Production method of power axis of soft red pepper grinder and product thereof
Inventor: YANG DONG SOO
IPC: A47J42/00
Filed: 1998-07-28
Abstract: PURPOSE: The power axis is provided to simplify the production process, to improve the strength of a power axis. CONSTITUTION: The installation of a power axis has the steps of:producing the shape of a power axis(100) of a grinder(1) of soft red pepper by the casting process by a mold with the main material of stainless or aluminum alloy and so on; surface processing for cutting processing the combination face(130) for combining with a pulley(9) at one side/ at outer surface of the power axis(100); a bearing assembly processing for assembling the bearing(140) to the power axis(100); constituting by each cutting processing the combination face(130) combined with the pulley(9) at the other side of the power axis(100), establishing a combination groove(120) of a long hole where the rotary axis of a transfer screw(6) is inserted at the front end of one side of a head unit(110).
Patent KR-20000014042-A (KR)
Title: Port having pressure sensor installed for smoke purifier
Inventor: KIM HANG IL
IPC: F01N3/00
Filed: 1998-08-17
Abstract: PURPOSE: A port having a pressure sensor installed for a smoke purifier is provided to exactly measure the collected amount of smoke by always maintaining the sanitary state and to prevent a ceramic filter from previously damaging caused by the excessive collection. CONSTITUTION: The port for installing a pressure sensor has:a pressure sensor(24) branched off from an end of an inlet of a filter canister(14); an air pressure tank(25) installed by being additionally branched off from a port(23) before reaching the pressure sensor; an opening/closing valve(26a, 26b) respectively installed on an end of a port(23b) of the air pressure tank; and the opening/closing valve set to measure the collected amount of smoke by possibly measuring the distributed pressure of an inlet of the filter canister after eliminating smoke existed in the port during a specific time.
Patent KR-20000015064-A (KR)
Title: Trap managing method with trap filter
Inventor: NO BO YEONG
IPC: H04L12/28
Filed: 1998-08-27
Abstract: PURPOSE: A trap managing method is disclosed which improves the reliability of a network and the capability of the fault restoration, by using a trap manager for managing a fault trap produced in a network element itself. CONSTITUTION: A trap managing method with a trap filter comprises steps of operating a trap manager for selectively displaying and managing only trap information of a network element which is needed by a manager through a filtering function, setting the trap manager, informing the trap information to the manager if a fault is produced in the network element, and restoring the fault by the manager. Thereby, network management may be effected more rapidly and more reliably.
Patent KR-19990023973-A (KR)
Title: 슬라이드 파스너용 체인
IPC: A44B19/40
Filed: 1998-08-28
Abstract: 슬라이드 파스너용 체인(1)은, 무지개 색상과 같은 다색으로 이루어지고 합성섬유제의 투명하고 무색(無色)인 재봉사(5)에 의해 각각의 파스너 테이프(4)의 내부 종 방향 모서리에 고정되는, 코일 형상 또는 지그제그 형태 모노필라멘트 파스너 요소(3)를 각각 구비하는 1쌍의 파스너 테이프(4)를 구비하여, 명료하게 볼 수 있는 장식부(6)가 테이프(4)의 내부 종 방향 모서리 각각을 따라 형성된다.  따라서, 슬라이드 파스너용 체인(1)은 파스너 요소(3)의 미려한 장식부(6)에 의해 그 장식성이 향상되고, 제품에 설치되면 매혹적으로 시선을 끌수 있으면서, 간단한 방식으로 제조되는 것이다.
Patent KR-20000018897-A (KR)
Title: Method for coating hydroxyapatite thin film and complex having thin film formed thereby
Inventor: LEE IN SEOB
IPC: A61F2/00
Filed: 1998-09-07
Abstract: PURPOSE: A method for coating hydroxyapatite thin film, which provides a hydroxyapatite coating layer having enhanced adhesive powder between a base materials and stably existing in the human body, and a complex having the thin film formed thereby are provided. CONSTITUTION: The method comprises steps of: (i) adding a fixed amount of calcium compound to the hydroxyapatite; (ii) placing the hydroxyapatite and a material where the hydroxyapatite is coated in the chamber having an electronic gun and an ionic gun; (iii) make the inside of the chamber vacuously; (iv) shooting the ionic gun on the surface of the material to eliminate oxide film formed on the surface layer of the material; and (v) shooting the electronic gun on the hydroxyapatite to make the hydroxyapatite evaporate and then deposit on the surface of the material. In the complex formed by coating the hydroxyapatite thin film on the base material, the hydroxyapatite thin film is prepared by adding the fixed amount of calcium compound to the hydroxyapatite.
Patent KR-20000019149-A (KR)
Title: Resin composition for dental repair material
Inventor: CHOE MAN YONG
IPC: A61C5/00
Filed: 1998-09-09
Abstract: PURPOSE: A repair material composition is to improve mechanical nature, particularly the resistance to destruction. CONSTITUTION: The composition includes two different quartzs, one 0.05-0.2 m and the other0.5-0.7 m in diameter, each in an equal amount to each other for their sum to be 60-70 weight% of the total of composition.
Patent KR-19990029719-A (KR)
Title: 펄스 레이저에 의한 어닐을 실시한 반도체 소자를 갖는 반도체 장치 및 표시 장치
IPC: H01L21/20
Filed: 1998-09-11
Abstract: 채널 폭(W)이 펄스 레이저의 피치(P)보다 큰 소자에 관하여, 채널 영역(CH)을, 그 채널 폭(W)의 방향이 라인 빔(LB)의 장축 방향에 대해 경사지게 한다.  이에 의해, p-SiTFTLCD의 p-Si를 형성하는 레이저 어닐에서, 조사(照射) 영역의 강도의 불균일로 인한 결정화 불량 영역(R)이 생겨도, 채널 영역은 그 폭의 전체가 이 결정화 불량 영역(R)에 중첩되는 일이 없다.  소자 특성에 영향을 미치는 경우가 없어져, 양호한 p-SiLCD의 제조 수율이 향상된다.
Patent KR-20000021520-A (KR)
Title: Lactococcus lactics(kfcc-11047) producing natural antibacterial bacteriocin
Inventor: CHOE HAK JONG
IPC: C12N1/20
Filed: 1998-09-30
Abstract: PURPOSE: A process provides Lactococcus lactic bacteria (KFCC_11047) which produce bacteriocine having an antibacterial activity against lactic acid bacteria and pathogenic organism CONSTITUTION: Bacteriocine having a strong and broad antibacterial activity, stability against heat and pH, and molecular weight of 5.0-5.5 kDa is provided by isolating from Lactococcus lactic A164 and by purifying. A first selected host which produces bacteriocine is provided by following steps: precipitating a test sample for 5 minutes after diluting with a saline solution; smearing sediments on an MRA agar culture medium and culturing at 30°C for 1-2 days; implanting a colony on an MRA agar culture medium at 30°C and laying 5Ml of an MRS agar culture medium containing Lactobacillus plantarum on it; selecting host having inhibition ring as the first host producing bacteriocine. a second host is selected if it has an activity on a liquid type of MRA medium. Lactococcus lactic A164 having a largest inhibition ring is selected as the second bacteria host producing bacteriocine
Patent KR-20000026222-A (KR)
Title: Device for controlling inhibitor switch for automatic transmission vehicle
Inventor: YANG SEUNG JU
IPC: F16H59/02
Filed: 1998-10-19
Abstract: PURPOSE: An inhibiter switch control device for an automatic transmission vehicle is provided to drive an actuator after filtering by applying a proper fail-safe condition for a misoperation or a sudden acceleration in a transmission managing system ECU if a user manipulates the inhibiter switch. CONSTITUTION: When a user manipulates a handle inhibiter switch(10) or a rotary inhibiter switch selected by operating a handle mode selection switch of an inhibiter switch part(20) to vary a speed changing range, a transmission managing system ECU(30) outputs speed change control signals according to the speed of a vehicle and the revolution speed(rpm) of an engine to prevent the misoperation and sudden acceleration of the transmission. Thereby, the speed change of the vehicle is controlled by driving an actuator(40). And the ECU outputs display signals to display the speed change state of a present vehicle via a display part(50). An engine managing system ECU(60) reduces the revolution speed of the engine by feeding engine speed reducing signals. Thereby the sudden acceleration of a vehicle can be prevented.
Patent KR-19990014401-A (KR)
Title: 즉석 굴죽 제조방법 및 조성물
IPC: A23L23/00
Filed: 1998-11-03
Abstract: 본 발명은 상온에서 장기 유통이 가능하고 열탕이나 전자렌지에서 1-3분간 가열하여 섭취할 수 있는 즉석 굴죽 조성물 및 제조방법에 관한 것이다. 구체적으로 말하면 taurine, betaine, DHA, EPA, selenium, carotenoid 등을 다양하게 함유하고 있는 굴과  당질을 풍부하게 함유하고 있는 쌀(백미)을 조화시켜 밥의 대용식으로서 애용되는 죽의 형태로 제조함으로서 굴의 활용성 및 인체내 소화, 흡수효과를 높이고 보존성과 편의성을 부여한 즉석 굴죽 조성물 및 제조방법에 관한 것이다. 종래에 굴을 사용하여 장기보관이 가능한 죽 제품을 제조함에 있어서는 죽의 제조공정 중 고온 고압처리로 인하여 굴 조직이 연화되어 형태를 잃어버리거나 굴과 죽의 액체부분이 분리되는 이액분리 현상이 나타나는 등의 어려움이 있기 때문에 제품화시키는데 어려움이 있었다. 따라서 본 발명에서는 굴 조직에 보호 피막처리를 하는 방법으로 굴의 조직감을 향상시키고 다른 원료와의 친화성이 우수하여 제품 안정성이 우수한 굴죽 제조방법 및 조성물을 완성하였다. 보다 구체적으로 설명하면 쌀을 2-5시간 수침하여 불린 후 이중솥에 넣고 마쇄한 쌀과 혼합하여 호화 시키면서 전분을 보강하여 적당한 점성에 이를 때까지 가열하여 호화 시키면서 검, 식염, 굴 엑기스 등의 원료를 혼합하여 호화를 완료하고,  굴은 알긴산 또는 카라기난과 같은 코팅재 및 전분, CMC, 탈지분유와 같은 코팅 보조재를 사용하여 보호피막을 입힌 후 각각을 내열성 포장재에 혼합하여 담고 밀봉한 후 레토르트 살균기로 115-130℃에서 15-35분간 살균하여 제조하는데 이때 굴은 1-8중량%, 쌀은 8-15중량%, 전분은 1-5중량%, 검은 0.1-0.5중량%, 식염은 0.1-0.5중량%, 굴 엑기스는 10-30중량%, 물은 55-75중량%로 이루어진 것을 특징으로 하는 즉석 굴죽 제조방법 및 조성에 관한 것이다. 
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Patent KR-20000031542-A (KR)
Title: Encoding system and method for magnetic recorder
Inventor: PARK SI HO
IPC: G11B20/10
Filed: 1998-11-07
Abstract: PURPOSE: An encoding system and method for a magnetic recorder are provided to minimize a required length of a record pad field by minimizing trailing exception. CONSTITUTION: An encoding system for a magnetic recorder includes a data receiving controller(1) for transmitting record gate data to an encoder(4) in the form of "0" and "1" bits. The encoder(4) generates run-length-limited codes determined by the record gate data, transmits the run-length-limited codes to a disk, and generates a second coding rate when the record gate data does not comply with the run-length-limited code standard. The run-length-limited code is composed of run-length-limited having a standard of two-third coding rate that requires at least one "0" and at most seven "0"s between adjacent "1"s. A bit generator 2 is further provided to provide a free from the exception to a predetermined number of data bits in a data field.
Patent KR-20000033246-A (KR)
Title: Switch control method for delivering subscriber guiding announcements in asynchronous transfer mode exchange system
Inventor: PARK HYEON
IPC: H04L12/28
Filed: 1998-11-20
Abstract: PURPOSE: A switch control method for delivering a subscriber guiding announcement in an asynchronous transfer mode exchange system is provided to steadily supply guiding announcements for STM (synchronous transfer mode) subscribers in an ATM (asynchronous transfer mode) interlocking switching system, in which an STM switch and an ATM switch coexist. CONSTITUTION: A switch control method according to the present invention comprises the following steps: When there is a request for delivery of a guiding announcement from a subscribers control block (ASC), a switch band is allocated in an ATM switch management block (step 1); an STM switch is connected to an ATM switch, and a guiding announcement is delivered (step 2); when the guiding announcements are completely delivered, the used switch sources are redeemed (step 3). The switch control method according to the present invention also includes a recording medium, which can read a program with a computer for realizing the following three functions: When there is a request for delivery of a guiding announcement from the ASC, allocates the switch band in the ATM switch management block (function 1); the STM switch is connected to the ATM switch, and a guiding announcement is delivered (function 2); when the guiding announcements are completely delivered, the used switch sources are redeemed (function 3).
Patent KR-20000033464-A (KR)
Title: Method and apparatus for building and modifying korean concept classification
Inventor: RYU BUB MO
IPC: G06F17/21
Filed: 1998-11-24
Abstract: PURPOSE: An apparatus for building and modifying Korean concept classification system is provided to solve a homonym of a vocabulary and an ambiguity of a sentence structure in a natural language processing application system, and to minimize the subjectiveness of concept classification system workers. CONSTITUTION: A Korean concept classification system building apparatus comprises a user interface(10), a knowledge base search module(20), a concept classification search/edition module(30), a natural language analysis/language knowledge base search/edition device(40), and a work management module(50). The knowledge base search module(20) searches a lexicographical definition and an encyclopedic definition on each vocabulary included within a sentence input via the user interface(10). The natural language analysis/language knowledge base search/edition device(40) adds, deletes and edits the characteristics of the vocabulary. The Korean concept classification system building method comprises steps of analyzing semantics and structure of a sentence, checking a structure rule error and a semantic/sentence structure information error of an electronic dictionary in the case that a sentence structure ambiguity exists, modifying the errors, checking a semantic information error of the electronic dictionary in the case that a semantic selection error exists.
Patent KR-20000038529-A (KR)
Title: Method for manufacturing liquid crystal display panel
Inventor: CHU DAE HO
IPC: G02F1/1333
Filed: 1998-12-04
Abstract: PURPOSE: A method for manufacturing liquid crystal display panel is provided to prevent glass chips from occurring during cutting substrates using a diamond scriber. CONSTITUTION: A method for manufacturing liquid crystal display panel includes first thru third steps. At the first step(ST2), combined panels are cut by illuminating with lasers such that a plurality of wires parallel with each other are arranged on at least one substrate of two optical transparent substrates. At the second step, liquid crystal is injected into the are between the two substrates(ST3), and the injection hole is sealed(ST4). At the third step, a polarization plate is applied(St5) on at least one outer side of the outer sides of the two substrates.
Patent KR-20000039169-A (KR)
Title: Method for purification of human erythropoietin
Inventor: AHN SE HEON
IPC: C07K14/505
Filed: 1998-12-11
Abstract: PURPOSE: A method for purification of human erythropoietin(EPO) is provided which rapidly, simply, and economically purifies human EPO from fluid using immunoaffinity chromatography. CONSTITUTION: Human EPO is purified from fluid using the first ion exchange chromatography, immunoaffinity chromatography, then the second ion exchange chromatography. In the first ion exchange chromatography, human EPO is bound at pH 8.0, and is eluted at pH 7.0-8.0 after other proteins are eluted at pH 4.0-4.5. In immunoaffinity chromatography, the fraction of human EPO is bound to human EPO-specific antibody bound column at pH 8.0, and is eluted at pH 2.0-2.5 after non-specific proteins are eluted at pH 7.0. In the second ion exchange chromatography, the fraction of human EPO is bound at pH 8.0, and is eluted at pH 7.0-8.0 after other proteins are eluted at pH 4.0-4.5. DEAE resin is used for the first and the second ion exchange chromatography.
Patent KR-20000041119-A (KR)
Title: Method for designing statistics function by one processor structure of atm switcher
Inventor: KWON BONG KYUNG
IPC: H04L12/28
Filed: 1998-12-21
Abstract: PURPOSE: A statistics function design method is provided to manage a change request data, periodically input in an operator terminal and input by an operator, in a subsystem statistics block by one processor structure of the ATM switcher so that it can reduce a communication load by directly transmitting the change request data to the operator terminal via a human machine interface. CONSTITUTION: A statistics design method comprises steps of inputting the change request data via a human machine interface(200), determining a path of the change request data (201), transmitting the change request data, periodically input, to a frequency information/time management processor within a statistics time management block(202), transmitting the change request data input by an operator to a plurality of operator request time management processor within the statistics time management block(203), making the frequency information/time management processor update the change request data at a database(204), informing an error statistics part, a processor load statistics part, and a call statistics part of the change request data(205), transmitting statistics result to the operator terminal(206).
Patent KR-20000042971-A (KR)
Title: Method for forming black matrix of color braun tube
Inventor: KANG YOUNG JONG
IPC: H01J29/18
Filed: 1998-12-28
Abstract: PURPOSE: A method for forming a black matrix of a color Braun tube is provided to form a black matrix pattern(BM) by only one film processing process in order to increase the productivity as well as to reduce the production costs. CONSTITUTION: A black matrix pattern is formed by single film processing process using: a polymer using polyhydroxystyrene; a photosensitive agent using one of triphenylsulfonium triflate, diphenyliodonium and butyldipheyliodonium fluorophosphate; a graphite; and a photosenstive black matrix solution mixed with an additive. According to the single film processing process, coating, exposure, baking and developing process are performed in sequence. According to the method, the number of processes are reduced and the productivity is increased and thus the production costs are reduced.
Patent KR-19990028729-A (KR)
IPC: A61K31/245
Filed: 1996-07-03
Abstract: There is described an amethocaine composition comprising amethocaine in free base form and a water activatable adhesive matrix, methods of its manufacture and methods of use thereof.