baber/WOPTO huggingface dataset:
Patent KR-20030045581-A (KR)
Title: System for confirming a Visitor using LCD Television
Inventor: KIM HYUN SAM
IPC: H04N7/18
Filed: 2001-12-04
Abstract: PURPOSE: A system for confirming a visitor using a liquid crystal television set is provided to automatically display a visitor on a television screen even if the liquid crystal TV set is not on. CONSTITUTION: A system for confirming a visitor using a liquid crystal television set includes a video switch(23) for selecting a visitor image signal photographed by a camera(3) of an outdoor unit(1) or a television video signal output from a tuner(20), an audio switch(24) for selecting an audio signal captured by a microphone(4-2) of the outdoor unit or a television audio signal output from the tuner, and a power supply switch(29) for supplying operation power to circuits of the television set when a call button(2) of the outdoor unit is called in the case that the television is turned off. The system further includes a microphone(13) for receiving the voice of a user in the house, amplifying the voice and transmitting the amplified voice to a speaker(15) of the outdoor unit, and a controller for controlling the components of the system.
Patent KR-20030050921-A (KR)
Inventor: KIM SU HWAN
IPC: F24C15/16
Filed: 2001-12-19
Abstract: PURPOSE: A microwave oven having a stirrer fan is provided to enlarge the effective space of a heating chamber by installing a glass tray in the height similar to a heating chamber bottom face and to prevent the waste of food by using a glass tray of a proper size. CONSTITUTION: A tray mounting portion(14) are formed in a bottom face(12) of a heating chamber(10). The tray mounting portion supports the lower face of the rim of a glass tray. A fan mounting portion(15) is formed in the lower center portion of the tray mounting portion. A stirrer fan(16) installed in the fan mounting portion under a glass tray(18) placed on the tray mounting portion rotates by a driving motor(M). The height of the glass tray is similar to that of the bottom face of the heating chamber.
Patent KR-20030050928-A (KR)
Inventor: CHO NAM SEON
IPC: F25D19/00
Filed: 2001-12-19
Abstract: PURPOSE: A holding-structure of leading-parts of machine room for a refrigerator is provided to prevent leakage of a foaming liquid and prevent breakage of the service parts. CONSTITUTION: A holding-structure of leading-parts of machine room for a refrigerator comprises an outer case(30) forming the external appearance of the top and sides; a back plate(40) forming the rear; and fixing units(70) contacted with the edges at which the sides of the outer case and the back plate meet, and combined to the top of a machine room. The back plate is combined to the outer case. The fixing unit has a combining groove in which the longitudinal end portion of the outer case is housed. A superposed portion(34) and a combining portion(32) are formed each to the longitudinal end portion of the outer case and a position adjacent to the end portion. The superposed portion reinforces the strength of the combining portion of the outer case and the back plate. Accordingly, The leakage of foaming liquid is prevented. The fixing unit is made of synthetic resin material and so breakage of the parts led into the machine room is prevented.
Patent KR-20030050960-A (KR)
Title: Sense amplifier controller and method thereof in semiconductor memory device
Inventor: KIM TAEK SEUNG
IPC: G11C7/06
Filed: 2001-12-20
Abstract: PURPOSE: A circuit and a method for controlling a sense amplifier of a semiconductor memory device are provided to improve an operating speed by minimizing the delay of the operating speed of the sense amplifier. CONSTITUTION: A semiconductor memory device having a sense amplifier includes a sense amp enable pre-controller(110), an overdriving compensation portion(160), and a sense amp controller(130). The sense amp enable pre-controller outputs a pull-up control signal and a pull-down control signal in order to enable the sense amplifier. The overdriving compensation portion compensates the overdriving of the sense amplifier. The sense amp controller receives the pull-up control signal and the pull-down control signal of the sense amp enable pre-controller and an output signal of the overdriving compensation portion and controls a pull-up operation and a pull-down operation of the sense amplifier.
Patent KR-20030052129-A (KR)
Title: Automatic width changing device in fork-lifter
Inventor: JANG JIN DEOK
IPC: B66F9/12
Filed: 2001-12-20
Abstract: PURPOSE: An automatic width changing device of forks in a forklift is provided to move the forks according to a driver's demand by using a lever to adjust the width of the forks. CONSTITUTION: Battery motors(E1,E2) of frames(3,3') are connected with a power supply(2) and levers(F1,F2) for adjusting a position in a driver's seat(1). Balls screws(7,8) penetrate forks(4,4') by protruding inward the battery motors. Thereby, the width of the forks is adjusted automatically. Therefore, materials are carried quickly and exactly. Moreover, the carrying and the storing cost of the materials are saved by maximally using the space of a warehouse.
Patent KR-20030055370-A (KR)
Inventor: LEE MU JIN
IPC: H05B41/36
Filed: 2001-12-24
Abstract: PURPOSE: A backlight inverter is provided to be capable of improving an efficiency for a consumed power. CONSTITUTION: A voltage detecting part(34) is configured to detect an input voltage. A lamp voltage output part(36,30) is configured to regulate a voltage level of a lamp input voltage so as to drive a lamp corresponding to a variation of the input voltage detected by the voltage detecting part. The lamp voltage output part includes a select part(36) for selecting a lamp voltage corresponding to the variation of the input voltage and a plurality of lamp voltage output circuits(30) for outputting corresponding lamp voltages. A control part(38) controls voltage, current and frequency of the lamp voltage output part according to the input voltage.
Patent KR-20030058204-A (KR)
Title: Support Assembly for Flat type Monitor having 2-joint type hinge
Inventor: CHOI HAE SEOK
IPC: G06F1/16
Filed: 2001-12-29
Abstract: PURPOSE: An LCD monitor base is provided to adjust a tilt as a predetermined angle and adjust the height smoothly by adjusting the tilt of an LCD monitor softly and easily and securing a sufficient supporting force. CONSTITUTION: A base plate(20) is put on a bottom surface. The lower hinge assembly(40) is mounted at one end of the base plate(20) and adjusts a torque by an elastic force and a frictional force of a spring, and one-direction roller clutch. The upper hinge assembly(30) is mounted at the rear surface of a monitor(10) and adjusts the torque by an elastic force and a frictional force of a spring. One end of a supporting member(50) is connected to the lower hinge assembly(40). The other end of the supporting member(50) is connected to the upper hinge assembly(30).
Patent KR-20010053432-A (KR)
Title: 양면동시 연삭방법, 양면동시 연삭기, 양면동시 래핑방법및 양면동시 래핑기
IPC: B24B7/17
Filed: 2000-04-27
Abstract: 판상가공물을 지지하고, 상기 판상가공물의 앞 뒤 양면에 대향하여 설치된 한쌍의 연삭숫돌(래핑턴테이블)을 이용하여 판상가공물의 양면을 동시에 연삭(래핑)하는 방법에 있어서, 판상가공물의 두께의 중심 및/또는 판상가공물을 지지하는 수단의 중심과, 한쌍의 연삭숫돌(래핑턴테이블)의 숫돌(턴테이블)면 간격의 중심과의 상대위치를 제어하면서 연삭(래핑)하는 것을 특징으로 하는 양면동시연삭(래핑)방법 및 양면동시연삭(래핑)기. 
     본 발명에 따른 양면동시연삭(래핑)기를 사용하여 양면동시연삭(래핑)에 있어서는, 판상가공물의 휨의 발생을 억제하고 연삭(래핑)에 의한 휨의 악화를 억제하여 양면이 고평탄도한 판상가공물로 가공할 수 있고 나아가, 휨의 크기를 제어하면서 연삭(래핑)하여 소망의 휨을 갖는 판상가공물로 가공할 수 있다.
Patent KR-20010071848-A (KR)
Title: Ｓａｒｔ-1 유래의 종양 항원 펩티드
IPC: A61K38/00
Filed: 1999-07-07
Abstract: 본 발명은 SART-1 유래의 종양 항원 펩티드 및 기능적으로 동등한 특성을 갖는 그의 유도체; 및 이들의 종양 항원 펩티드 등을 이용한 종양의 치료제, 예방제 등에 관한 것이다.
Patent KR-20010072104-A (KR)
Title: 와이퍼 블레이드
IPC: B60S1/38
Filed: 2000-05-25
Abstract: 본 발명은 윈드스크린 와이퍼용 와이퍼 블레이드(10)에 관한 것으로서, 이 와이퍼 블레이드는 복수의 부품으로 구성된 지지 브래킷 시스템(12)을 포함한다.  상기 지지 브래킷 시스템은 조인트(34)에 의해서 중앙 브래킷(14, 16)에 연결되는 크로우 브래킷(46, 48)들을 가지며, 상기 크로우 브래킷의 크로우(20)들은 와이퍼 스트립(22)의 헤드 스트립(24)을 붙잡는다.  본 발명에 따라서, 적어도 하나의 브래킷(14, 16, 46, 48)들은 지지 브래킷 시스템(12)의 길이방향을 따라 이 시스템의 단부들 사이의 중앙면에서 소정의 소성 변형이 가능한 영역을 갖는다.
Patent KR-20010072940-A (KR)
Title: 가변 폭의 신선식품실 및 냉동실을 구비한 냉장고
IPC: A47B67/04
Filed: 1999-08-09
Abstract: 본 발명의 병행식 냉장고(2)는 각각이 폭 및 체적이 변하는 상부 및 하부 섹션을 가진 신선식품실 및 냉동실을 포함하고 있다.  하나의 바람직한 실시예에 따라, 신선식품실은 상부 부분이 그것의 하부 부분보다 폭이 더 크고, 냉동실은 하부 부분이 그것의 상부 부분보다 폭이 더 크지만, 캐비넷의 전체 폭은 종래의 병행식 냉장고의 전체 폭을 벗어나지 않는다.  내부 치수의 변화로 인해, 병행식 냉장고의 신선식품실 및 냉동실(15,18)은 그에 상응하게 형성되고, 2개의 냉장고 실실을 나누는 하나의 멀리언(110)은 횡방향으로 오프셋된 수직 평면에 뻗어있다.  도어 부분들 사이에 수직방향 및 횡방향으로 배열된 중앙 구역내의 신선식품실 도어(15)와 냉동실 도어(18)에 대해 고정된 하나의 얼음 및/또는 물 지급기(66,165)이 제공될 수 있다.
Patent KR-20010079857-A (KR)
IPC: G06F17/15
Filed: 1999-09-16
Abstract: 데이터-도메인 샘플된 네트워크(206)를 생성하는 방법에 장치(10)가 제공된다. 실시예에 있어서, 본 발명에 의한 방법은 데이터 도메인을 한정(166)하고, 데이터-도메인 스페이스 또는 서브-도메인을 제공(172)하며, 데이터 도메인(100)의 데이터를 분석(174)하는 단계가 이어진다. 분석(174)은 관련 차원 또는 변수를 선택(175)하고, 동적범위당 사이클을 평가(176) 또는 결정(176)하며, 보간방법을 선택(177)하고, 각 개별 차원의 샘플점의 수를 선택하는 단계를 포함한다. 데이터-도메인 네트워크(206)의 제공(180)은 다차원 샘플링 이론을 네이티브 데이터 도메인(100)에 적용(184)하는 단계를 포함한다. 보간모듈(212)에 의한 대기계산(188)은 네이티브 도메인(100)에서의 데이터-도메인 네트워크를 지정한다.
Patent KR-20010075407-A (KR)
IPC: C08L51/04
Filed: 1999-09-17
Abstract: 본 발명은 대전방지제로서 특정 산-반응성 폴리에테르를 함유하는, 스티롤 및/또는 α-메틸 스티롤 및 아크릴로니트릴 및/또는 아크릴레이트와 같은 선택적으로 고무-치환된 비닐 방향족 중합체를 기재로 하는, 개선된 성질을 갖는 대전방지성 열가소성 성형재에 관한 것이다.
Patent KR-20010092449-A (KR)
IPC: G06T1/00
Filed: 1999-11-05
Abstract: 본 발명은 멀티미디어 정보로부터 표준 설명 레코드를 생성하는 시스템 및 방법을 제공한다.  이 시스템은 멀티미디어 정보를 수신하는 적어도 하나의 멀티미디어 정보 입력 인터페이스, 컴퓨터 프로세서, 및 상기 프로세서에 동작가능하게 결합되어 상기 적어도 하나의 설명 레코드를 기억하는 데이터 기억 시스템을 포함한다.  프로세서는 멀티미디어 정보로부터 멀티미디어 객체 설명(200, 201, 205)을 생성하는 객체 추출 처리, 및 멀티미디어 객체 계층 설명을 생성하는 객체 계층 처리(410, 420)를 실행하여 멀티미디어 정보 내에 포함된 컨텐츠에 대한 멀티미디어 객체 설명(200, 201, 205) 및 멀티미디어 객체 계층 설명을 포함하는 적어도 하나의 설명 레코드를 생성한다.
Patent KR-20020007281-A (KR)
IPC: C12N15/64
Filed: 1999-11-12
Abstract: 본 발명은 폴리뉴클레오타이드 백신접종을 이용하여 조류종에서 항원에 대한 항체를 생산하는 방법에 관한 것이다. 본 발명은 또한 바이오-샘플로부터 분리된 일련의 미리 선택된 DNA 서열의 프로테오믹스 프로필을 결정하는 방법, 바람직하게는 인간 cDNA 라이브러리의 프로테오믹스 프로필을 결정하는 방법에 관한 것이기도 하다. 본 발명은 또한 생리학적으로 비정상적인 바이오-샘플과 관련한 생리학적으로 식별가능한 마커를 동정하는 방법에도 관한다.
Patent KR-20020013490-A (KR)
IPC: F16D65/12
Filed: 1999-11-18
Abstract: 브레이크 마모를 줄이는 너클 허브 조립체(10) 및 그 제조방법으로서, 너클 허브 조립체(10)는 너클(12), 너클(12)에 압입 끼워맞춤된 베어링(28), 및 베어링(28)과 결합하고 너클(12)에 대해 회전가능한 휠 허브(14)를 포함한다. 휠 허브(14)는 릴리프 채널(60)이 형성되어 있는 플랜지면(34)을 가진다. 복수의 휠 볼트(44)는 릴리프 채널(60)에 형성된 볼트 구멍(42)에 압입 끼워맞춤된다. 이러한 배열은 로터와 결합하는 플랜지면을 평평하게하여 브레이크 마모를 최소화한다. 너클 허브 조립체(10)를 부양 도구에 장착한 후 플랜지면을 다듬질 선삭하여 마모를 최소화하고 평면도를 최대화한다.
Patent KR-20020012258-A (KR)
IPC: A21D13/08
Filed: 2000-05-25
Abstract: 예를 들면 옥수수 과자 칩(10)인, 만곡된 삼각형의 스낵 음식 칩(10)을, 슬리이브 유형의 콘테이너 안에 포장하기 위하여 쌓아올리기 위한 방법 및, 장치가 개시된다. 칩들은 제 1 의 U 형상인 진동 활강 사면로(30)로 공급되는데, 상기 활강 사면로는 칩들(10)의 정점 코너(A)들이 인접한 칩(10)들의 반대편 베이스 가장자리(B)를 지나서 자동적으로 연장하게 하고, 그것을 중심으로 만곡된 선(20)이 U 형상인 활강 사면로(30)의 길이 방향(21)을 따라서 평행하게 배향되도록 자동적으로 칩(10)을 배향시킨다. 반대 방향으로 면하는 칩들이 W 형상 활강 사면로(40)의 반대 홈통(44,46)으로 자동적으로 떨어지면서 칩(10)들은 W 형상 활강 사면로(40) 안으로 공급된다. 칩들의 위로 향한 정점 코너(A)들이 이동 방향을 지향하도록 칩(10)들은 자동적으로 120°로 재배향되며, 칩(10)은 그들이 지붕널을 이는 방식으로 서로를 따라서 미끄러지면서 자동적으로 쌓이게 된다.
Patent KR-20030060646-A (KR)
Title: apparatus for separating aggregate from construction waste articles
Inventor: KOO GYEONG SIN
IPC: B09B5/00
Filed: 2002-01-10
Abstract: PURPOSE: Provided is an aggregate separator for construction wastes which separates soil or other impurities among aggregate by air in falling the aggregate so that it contributes to raise quality of the separated aggregate. CONSTITUTION: The aggregate separator for the construction wastes comprises the parts of: a body part(1) which forms a space part inside; a releasing hole(8) for soil which is connected to upper side of the body part; a projection hole(6) for the aggregate which is formed at one upper side of the body part to project the aggregate into the body part; an air spray hole(4) which is formed at one lower side of the body part to spray high pressure air to the body part; and plural net sheets(10) which are tilted downward and crossed each other.
Patent KR-20020010734-A (KR)
Title: portable small laundry washer having a basket holder
Inventor: YUN JANG SIK
IPC: D06F13/00
Filed: 2002-01-15
Abstract: PURPOSE: A portable small washing machine is provided to allow the washing machine to be used in a convenient manner even in the outdoor area by using an electric power of motor vehicle. CONSTITUTION: A washing machine comprises a bearing structure(2) for supporting a motor(1); a bearing support(4) connected to the bearing structure through a hinge, and which has an adjustable length; an attachment device(5) connected to the bearing support through a hinge, and which separates a basket(9); a motor rotating shaft having an adjustable length; and a spiral stirring blade(3) fixed to the motor rotating shaft. The motor rotating shaft includes an upper rotating shaft, a lower rotating shaft, a bolt for coupling upper and lower rotating shafts, and a bolt hole penetrating through upper and lower rotating shafts.
Patent KR-20030062182-A (KR)
Title: A business model and system for contribution according to credit card using in On/Off Line.
Inventor: MIN BYEONG DON
Filed: 2002-01-15
Abstract: PURPOSE: A donation system and a business model according to the card use on the on/offline are provided to give fund to an appointed donation receiver at a fixed date by accumulating the cash-back or a point according to the card use. CONSTITUTION: A credit card donation management main server(10) appoints the donation receiver and a donation ratio according to a customer's request, accumulates and manages the cash-back or the point according to the donation ratio by using a database, gives the accumulation to the appointed donation receiver on the appointed date, and issues the particulars as printing by recording the related contents. A member information database(30) stores various kinds of member information. A donation receiver information database(32) manages the donation receiver. A donation ratio database(34) stores the donation ratio information for the cash-back. A donation receiver accumulation database(36) manages the donation by each donation receiver. A donation execution result database(38) manages a donation execution result.
Patent KR-20030063536-A (KR)
Title: Region of interest (ROI) coding method and apparatus with slice structure
Inventor: CHO DAE SEONG
IPC: H04N19/174
Filed: 2002-01-22
Abstract: PURPOSE: A method and a device for coding and decoding an interested area having a slide structure are provided to improve the screen quality by coding with quantization coefficients of adjacent areas in slice headers without severe change between interested and background areas. CONSTITUTION: A device for coding and decoding an interested area having a slide structure includes an interested area coding modeling part(100), a slice header coding part(101), and an entropy coding part(105). The interested area coding modeling part sets an interested area and a background area in an image input by a screen unit, sets quantization coefficients for the respective areas for better screen quality in the interested area, and determines quantization coefficients for macro blocks corresponding to the areas not to expose the boundaries between the areas. The slide header coding part separates the areas in the slide structure respectively, and carries out the coding by including the quantization coefficients of the areas in the respective slice headers. The entropy coding part quantizes the input image by the determined quantization coefficients per the macro block after estimation coding and conversion coding.
Patent KR-20020063820-A (KR)
Inventor: KADONO YUKIO
IPC: C07C213/10
Filed: 2002-01-29
Abstract: PURPOSE: To provide high purity alkanolamine containing iron of 50 ppb or less and a method for producing high purity alkanolamine especially containing trace amount of metal. CONSTITUTION: The inner wall of equipment from a distillation column overhead through a storage tank contacting with alkanolamine is at least partially coated with resin or the like in the separation and purification step to produce high purity alkanolamine.
Patent KR-20030069420-A (KR)
Title: writing material
Inventor: YANG SEUNG HYEON
IPC: B43K29/00
Filed: 2002-02-20
Abstract: PURPOSE: A writing instrument on which ultraviolet LED chip is mounted to detect counterfeit bill simply is provided. CONSTITUTION: In a writing instrument having a barrel(10) for housing writing core(7), the writing instrument comprises an LED unit(50) comprising LED carrier(51) made of light transmitting material having central penetration hole(53) through which a front end region of the writing core passes, and ultraviolet LED chip filled in the LED carrier; a battery(5) for supplying power source to the ultraviolet LED chip; and a switching part for switching on or off voltage supply from the battery to the ultraviolet LED chip, wherein the LED unit further comprises visible ray LED chip, and the switching part is switched so that the battery power supply is supplied to the ultraviolet LED chip or visible ray LED chip, wherein the switching part is a knob member(100) which surrounds a partial section of the outer circumferential surface of the barrel and is relatively movably connected to the barrel, and wherein a knob connection part(13) to which the knob member is connected is formed in the partial section of the barrel, and the knob member is rotationally connected to the knob connection part.
Patent KR-20030071353-A (KR)
Title: Air discharging apparatus for airconditioner
Inventor: KIM GYU RAK
IPC: F24F13/08
Filed: 2002-02-28
Abstract: PURPOSE: An air discharge apparatus is provided to allow the air conditioning operation to be rapidly performed by permitting the air discharged from the discharge port to rapidly reach the far place. CONSTITUTION: An air discharge apparatus comprises a discharge port(60) formed at an end of a front grill(50) which has an air inlet portion(52) formed at a center of the front grill, wherein the discharge port has a top channel length shorter than the bottom channel length and discharges the heat-exchanged air to the space to be air-conditioned; a discharge louver(70) disposed at the discharge port, and which sets the flow direction of the air being discharged through the discharge port; and an interlock finger arranged at the top and bottom of the discharge louver so as to form a rotation center of the discharge louver, wherein the interlock finger arranged at the top has a radius of rotation relatively smaller than the radius of rotation of the interlock finger arranged at the bottom.
Patent KR-20020075714-A (KR)
Inventor: YUYAMA HIROYUKI
IPC: A61J3/00
Filed: 2002-03-11
Abstract: PURPOSE: To provide a means for checking the maximum level of dosage to be confirmed without inputting the number of days for prescribing drugs. CONSTITUTION: The maximum level of dosage (usual dose) is stored in a master data base 6a. The weight of the drugs determined by measurement is divided by the maximum level of dosage stored in the above dosage master data base 6a, so that the maximum level of the dosage can be checked and confirmed by comparing the number of days thus divided and the number of the days prescribed.
Patent KR-20030075558-A (KR)
Title: Kimchi refrigerator instituted a auto moving apparatus of rice storage case
Inventor: KIM HYEONG U
IPC: A23B7/10
Filed: 2002-03-19
Abstract: PURPOSE: A kimchi refrigerator equipped with an automatic moving device of a rice storehouse for automatically taking in and out the rice storehouse to refill it with rice is provided. Therefore, the kimchi refrigerator enables a user to conveniently use the rice storehouse. CONSTITUTION: A kimchi refrigerator comprises a kimchi storehouse(4) for storing kimchi at the upper part thereof and a rice storehouse(6) for storing rice at the lower part thereof. The rice storehouse has a drawer type structure and is of a hopper shape. An operation button(24) is formed at a front door of the rice storehouse to exert operation force for permitting the rice storehouse to enter and exit, and first and second solenoid valves are connected to a hydraulic cylinder(22a, 22b) to move the rice storehouse. A first rice discharge part(32) for discharging rice is installed on a back surface of a door(30).
Patent KR-20020077131-A (KR)
Inventor: KOJIMA YOSHIO
IPC: C08K9/04
Filed: 2002-03-27
Abstract: PURPOSE: A lead-free cationic electrodeposition coating composition and an electrodeposition coating method using the composition are provided, wherein the composition has a high throwing power and exerts little influence on the environment due to the low content of a volatile organic compound and a metal ion and the reduced consumption of a coating composition itself. CONSTITUTION: The lead-free cationic electrodeposition coating composition comprises an aqueous medium; a binder resin comprising a blocked isocyanate curing agent and a cationic epoxy resin dispersed or dissolved in the aqueous medium; a neutralizing acid for neutralizing the cationic epoxy resin; an organic solvent; and a metal catalyst, wherein the cationic epoxy resin has a glass transition temperature of 10-30 deg.C and a number average molecular weight of 1,500-3,000, and the amount of the neutralizing acid is 10-30 mg based on 100 g of the solid component amount of 1 wt% or less of a volatile organic material, 500 ppm or less of a metal ion and a binder resin. Preferably the cationic epoxy resin is an oxazolidone ring-containing amine modified epoxy resin; the metal ion is at least one selected from the group consisting of cerium, bismuth, copper, zinc, molybdenum and aluminium ions; and the neutralizing acid is at least one selected from the group consisting of acetic acid, lactic acid, formic acid and sulfamic acid.
Patent KR-20030078189-A (KR)
Title: Flameproof Styrenic Resin Composition
Inventor: HONG SANG HYEON
IPC: C08L25/10
Filed: 2002-03-28
Abstract: PURPOSE: A flame retardant styrene-based resin composition is provided, to improve the heat resistance, the impact strength, the flowability, the environmental friendliness and the fire stability. CONSTITUTION: The styrene-based resin composition comprises 60-94.5 wt% of a rubber-reinforced styrene-based resin; 0.5-20 wt% of a polyphenylene ether resin; and 5-20 wt% of a phosphate ester compound comprising 30-80 wt% of an oligomeric phosphate ester compound having a hindered methyl group and 20-70 wt% of a phosphate ester compound having a naphthyl group. Preferably the oligomeric phosphate ester compound having a hindered methyl group is represented by the formula 1, wherein n is 0-4, X is catechol, resorcinol, hydroquinone or a bis phenylenediol derivative of the formula 2 (wherein Y is an alkylene of C1-C5, an alkylidene of C1-C5, a cycloalkylidene of C5-C6, S or SO2 and z is 0 or 1); and phosphate ester compound having a naphthyl group is represented by the formula 3, wherein m is an integer of 0-2.
Patent KR-20030082294-A (KR)
Title: Novel Arylsulfonylurea Derivatives, Method for Preparation Thereof and Composition for Anti-cancer Comprising the Same
Inventor: HONG CHANG YONG
IPC: C07D403/14
Filed: 2002-04-17
Abstract: PURPOSE: Provided are novel arylsulfonylurea derivatives, a method of preparation thereof and an anti-cancer composition comprising the same. The compounds have improved anticancer activity. CONSTITUTION: 1-(2,3-dihydro-1H-indol-5-inesulfonyl)4-aryl-2-imidazolidinone derivatives are represented by the formula 1, wherein R1 is benzyl, 2- or 3-thienyl, 3- or 4-fluorophenyl or 3-pyridinyl; R2 is phenyl group substituted or unsubstituted by at least one substituent selected from amino, nitro, halogen, hydroxy, cyano and C1-C4 alkyloxy; 5 or 6 membered heteroaryl with or without at least one hetero atom selected from N and O, and substituted or unsubstituted by at least one substituent selected from amino, nitro, halogen, hydroxy, cyano and C1-C4 alkyloxy; or 2-thienylmethyl.