baber/WOPTO huggingface dataset:
Patent KR-20020007246-A (KR)
Inventor: CHOI SUNG SOOK
IPC: A23L11/20
Filed: 2001-10-30
Abstract: PURPOSE: Provided is a chili paste using jujube, which has excellent pharmacological actions, in a type of powder or concentrate, thereby improving its taste. CONSTITUTION: The chili paste is manufactured by the steps of: drying chili in the sunlight then grinding it to prepare chili powder; washing then decocting jujube to prepare jujube concentrate; independently washing, drying then powdering jujube to prepare jujube powder; mixing the chili powder, the jujube concentrate, and the jujube powder in a ratio of 10:2:1; adding cereal powder, sugar syrup and saline water thereto then mixing them thoroughly; and putting the mixture into a pot then sprinkling salts thereon and fermenting it with charcoal.
Patent KR-20030037767-A (KR)
Title: Stator fixing device for reciprocating compressor
Inventor: CHOI GI CHEOL
IPC: H02K33/00
Filed: 2001-11-05
Abstract: PURPOSE: A stator fixing apparatus is provided to be capable of assembling an outer stator and an inner stator easily and increasing a joining force after assembling. CONSTITUTION: An outer stator and an inner stator are placed so as to have a predetermined air gap. A winding coil(C) is installed at either one of the outer stator and the inner stator. The outer stator, the inner stator and the winding coil constitute a stator assembly. A mover assembly is disposed between the inner stator and the outer stator so as to be reciprocated. Stator fitting groove(111,121) are formed at contact surfaces with fixing plates(110,120) for fixing the inner stator and the outer stator and have the same shape as a side shape of each stator.
Patent KR-20030037848-A (KR)
Title: Air cooling-heating apparatus for stock farming
Inventor: KANG YONG KU
IPC: A01G9/24
Filed: 2001-11-06
Abstract: PURPOSE: A heater and cooler for agricultural and animal products is provided to perform heating and cooling by a single apparatus. CONSTITUTION: The heater and cooler comprises: a hollow type body of which both ends are opened; a fan(3) disposed on one opened end in the body; a motor(4) driving the fan; a radiating pipe coupling body disposed on the other opened end in the body; a joint pipe(5,6) disposed to communicate with the entrance and exit of the radiating pipe coupling body and fixed to the body; and a pedestal disposed outside the body.
Patent KR-20020042473-A (KR)
Inventor: BECHTEL HANS-HELMUT
IPC: H04N9/24
Filed: 2001-11-28
Abstract: PURPOSE: A cathode-ray tube having an electron beam controller is provided to eliminate a defect due to the fact that a distance between a conductor track and an aluminum layer is short and a high electrostatic capacity is formed there, and that a time constant of electron for deciding a signal for electron beam control is increased. CONSTITUTION: In the cathode-ray tube, the position of electron beams is decided by the fact that the conductor tracks(12,13) are arranged between individual fluorescent material strips of segmented fluorescent material layer(11). In order to evade interference to the decision of the position of the electron beams, the conductor tracks(12,13) are installed on an insulation strip(15).
Patent KR-20020042506-A (KR)
Inventor: YASUKAWA MASAHIRO
IPC: H01L27/12
Filed: 2001-11-30
Abstract: PURPOSE: An SOI(Silicon On Insulator) substrate and a method of manufacturing the same are provided to perfectly prevent impurities contained in a support substrate or impurities absorbed on a lamination plane between the support substrate and a single crystal silicon substrate from being diffused into a side of a single crystal silicon layer. CONSTITUTION: The SOI substrate(200) comprises a support substrate(201), a single crystal silicon layer(202) disposed above one surface of the support substrate, an insulation portion(205) disposed between the support substrate and the single crystal silicon layer, the insulation portion comprising a single layer of an insulation film or a lamination structure of a plurality of insulation films, and including a silicon nitride film or a silicon nitride oxide film(204).
Patent KR-20030046683-A (KR)
Title: apparatus for multiphotographing of photographing apparatus and control method thereof
Inventor: LEE JIN GI
IPC: G03B37/04
Filed: 2001-12-06
Abstract: PURPOSE: A multi-photographing device and a control method thereof are provided to allow a user to easily carry out a multi-photographing work by presenting a multi-photographing visual rim in a finder frame. CONSTITUTION: A multi-photographing device includes a distance detecting section(11) for determining a focus distance by using output current, which is varied depending on a distance with respect to an object to be photographed. A brightness detecting section(12) is provided to determine brightness by using a voltage value, which is varied depending on brightness variation around the object. A first release switch is provided to measure a distance and brightness with respect to the object. A second release switch is provided to allow a user to photograph the object. A photographing mode selecting switch is provided to select a photographing mode. A control section(2) is connected to the distance detecting section(11), the brightness detecting section(12), the first and second release switches and the photographing mode selecting switch. A display section(3) is coupled to the control section(2) in order to display a visual rim for the multi-photographing. A motor driving section(4) operates a film winding motor.
Patent KR-20030049695-A (KR)
Title: A chemical vapor deposition apparatus provided with a end point detection
Inventor: AHN SI GYEONG
IPC: C23C16/50
Filed: 2001-12-17
Abstract: PURPOSE: A chemical vapor deposition apparatus equipped with end point detector capable of uniformly adjusting thickness of a thin film deposited on a wafer is provided. CONSTITUTION: The chemical vapor deposition apparatus(200) equipped with end point detector comprises a reaction furnace; a wafer support(32) formed inside the reaction furnace to support a wafer(31); a heating means(33) installed on the bottom of the wafer support to apply heat to the wafer; a vacuum pump connection pipe part(37) connected to the wafer support; a gas ejection means(34) comprising a gas inlet for flowing in gas and a plural gas ejection holes(35) for ejecting the flown in gas, the gas inlet(36) and plural gas ejection holes(35) are formed on the upper part of the wafer support; and an end point detector(38) mounted on a certain position of the gas ejection means to measure thickness of a thin film deposited on the wafer, wherein an optical method is used in the end point detector, and wherein the end point detector is preferably positioned at a point where the end point detector is capable of irradiating light onto the wafer and receiving light reflected from the wafer.
Patent KR-20030050231-A (KR)
Title: Illuminating device for driving wheel
Inventor: KO SANG BEOM
IPC: B60B7/00
Filed: 2001-12-18
Abstract: PURPOSE: A luminous device of vehicle wheels is provided to inform the existence of a vehicle to other drivers in traveling at night by emitting light on wheel parts in various shapes in traveling over a constant speed through electromotive force generated by the centrifugal force of wheels, which rotate in a high speed. CONSTITUTION: A luminous device of vehicle wheels includes a flickering device generating electromotive force by centrifugal force caused by the rotation of a plurality of slits(1) which are radially formed at a side of a wheel(W) supporting and enclosing a tire(T). The flickering device comprises a piezo-electric element(2) fixed to an outer end of the slit, a movable mass(3) fixed to an inner end of the slit, which makes the piezo-electric element move with centrifugal force and generate electromotive force, with an elastic member(4), and a switch(5) applying electromotive force, which is generated at the piezo-electric element at regular intervals, to a luminescent diode(6) arranged at the wheel through the movable mass.
Patent KR-20030053140-A (KR)
Title: Method for Manufacturing High Carbon Steel Using Molten Pig Iron with High Phosphorus Content
Inventor: KIM HAK SU
IPC: C21C5/28
Filed: 2001-12-22
Abstract: PURPOSE: A method for manufacturing low phosphorus high carbon steel without an extra dephosphorization pretreatment process by performing catch carbon operation in the same converter after charging hot metal with 0.07 wt.% or more of P into converter so that dephosphorization pretreatment is performed in the converter is provided. CONSTITUTION: In a method for manufacturing high carbon steel by catch carbon operation after charging hot metal and subsidiary raw materials into a composite blowing converter, the method for manufacturing high carbon steel using hot metal with high phosphorus content comprises the processes of performing dephosphorization pretreatment on hot metal by charging hot metal with high P content into the composite blowing converter; performing rinsing for slag off; slagging off 50 wt.% or more of slag; and performing catch carbon operation, wherein bottom blowing flow rate when performing dephosphorization pretreatment on hot metal is 0.02 to 0.1 Nm¬3/min·t-s, bottom blowing flow rate during rinsing for slag off is 0.01 to 0.1 Nm¬3/min·t-s, and bottom blowing flow rate during catch carbon operation is 0.008 to 0.05 Nm¬3/min·t-s, wherein the method comprises the processes of performing dephosphorization pretreatment on hot metal through top blowing lance having oxygen blowing flow rate of 8 to 20 Nm¬3/min·t-s; performing bottom blowing in a flow rate of 0.01 to 0.1 Nm¬3/min·t-s for 0.5 to 2 minutes after performing the dephosphorization blowing; and injecting 0.03 to 0.5 kg/t-s of anthracite into the converter.
Patent KR-20020067415-A (KR)
Title: Semiconductor device
Inventor: UCHIDA TOSHIYA
IPC: G11C11/407
Filed: 2001-12-24
Abstract: PURPOSE: To secure operation margin when a frequency of a clock signal of a semiconductor device is increased. CONSTITUTION: A clock signal input means 11 receives an input of a clock signal. A command input means 10 receives an input of a command. A first command obtaining means 12 obtains a first command from the command input means 10 in accordance with a first edge being either of a rise edge or a fall edge of the clock signal. A second command obtaining means 13 obtains a second command from the command input means 10 in accordance with a second edge being different from the first edge. A processing means 14 performs processing in accordance with the first and the second commands.
Patent KR-20030056265-A (KR)
Title: The Method of Interface between Foreign Agent and GGSN, Gateway GPRS Support Node
Inventor: HA JEONG RAK
IPC: H04L12/66
Filed: 2001-12-28
Abstract: PURPOSE: A method for interface between a foreign agent and a gateway GPRS support node is provided to minimize standards of mobile IP nodes while minimizing changes of GPRS standards. CONSTITUTION: An FA(Foreign Agent) judges kinds of messages received from a GGSN(Gateway GPRS Support Node) and kinds of message generated from an FA core(501-504). If the message received from the gateway GPRS support node is a mobile IP service generation request message, the FA requests a mobile IP service(506,511-513). If the message received from the GGSN is a mobile IP signal transmission message, the FA generates and transmits a mobile IP signal according to types of protocols(507,514-523). If the message received from the GGSN is a mobile IP service termination message, the FA terminates the service(508,525-528). If the message received from the GGSN is a mobile IP service completion response message, the FA releases the corresponding mobile IP service resources(509,529). If the message received from the FA is an agent advertising signal transmission request message, the FA adds an IP header to an agent advertising message for generating a mobile IP signal. If the message received from the FA is a mobile IP registration response signal transmission request message, the FA tunnels with the GGSN of a subscriber. If the message received from the FA is a mobile IP service completion transmission request message, the FA transmits the mobile IP completion request message to the GGSN.
Patent KR-20020056826-A (KR)
Inventor: SIMPSON CHARLES W
IPC: G03G15/11
Filed: 2001-12-28
Abstract: PURPOSE: A drying belt for an electrophotographic imaging process and a method for manufacturing the same are provided to erase a carrier liquid of a liquid ink, while not leaving a seam mark on a printed material, and to absorb an overdose toner from a color-mixed image. CONSTITUTION: A seamless substrate is arranged. An absorbing layer is formed on an upper part of the seamless substrate, and includes an absorbing material of a carrier liquid for an electrophotographic toner. The absorbing material is more than one selected from a fluorinated polymer, siloxane polymer, fluorosilicone polymer, silane polymer, polyethylene, polypropylene, and a combination thereof. The absorbing material selectively includes a crosslink material obtained from a crosslink reaction between the absorbing material and a crosslink agent. And the absorbing material more includes a crosslink agent for siloxane polymer and a crosslinked silicone polymer obtained through a crosslink reaction between the siloxane polymer and the agent for siloxane polymer. And the seamless substrate includes a polymer belt.
Patent KR-20030056739-A (KR)
Title: Guide Roll without Hose and Lubrication
Inventor: KANG DEOK HYEON
IPC: B65H23/025
Filed: 2001-12-28
Abstract: PURPOSE: A non-grease supply guide roll is provided to eliminate a great pipe by securing the rotation and the support of a roll without supplying oil and to reinforce the durability by eliminating a flexible hose from a coolant supply line with installing a rotary joint. CONSTITUTION: A roll cell portion(C) is rotated by directly contacting to a material while composing a guide roll(100). The roll cell portion comprises many roll cells and roller jackets(130) having hollow axles(131) through a shaft therein. A bearing portion(B) is installed in the sides of the roll cells and the roller jackets to support the roll cells and the roller jackets to be rotatable. The bearing portion installs a water hole of a bearing in a bearing block by bolts while sealing by a gasket. A rotary joint portion(A) comprises by connecting rotary joints(110) with a pipe(112) after installing the rotary joints having bellows in the outsides of the roll cells and the roller jackets to supply coolant into the axles. Thereby, a grease system or an equipment for an oil air lubricant is eliminated. Therefore, the initial investing cost is reduced.
Patent KR-20010085332-A (KR)
Filed: 1999-08-05
Abstract: 본 발명은 남용 약물 중독에 걸린 포유동물의 중독-관련 행동을 변화시키는 방법을 제공한다.  이러한 방법은 남용 약물의 갈망 또는 사용과 관련된 행동을 감소, 억제 또는 제거하기에 충분한 유효량의 감마 비닐GABA (GVG) 또는 이의 약학적으로 허용되는 염, 에난시오머 또는 라세미 혼합물을 상기 포유동물에게 투여하는 것을 포함한다.
Patent KR-20030063495-A (KR)
IPC: C07F1/02
Filed: 1999-01-26
Abstract: 전도성 염으로서 유용한 신규 술포닐이미드 또는 술포닐메티드 화합물이 기재된다.  또한, 염 형태의 상기 화합물의 배터리 전해질에서의 용도가 기재되고, 상기 염의 어떤 것은 혼합된 퍼플루오로카본 및 탄화수소기를 가지거나 모든 탄화수소기를 갖는다.  상기 염은 생산비용이 저렴하면서도 우수한 전도성 및 낮은 부식성을 나타낸다.
Patent KR-20010075547-A (KR)
IPC: A61F5/44
Filed: 1999-09-24
Abstract: An absorbent article with improved body fit wherein a combination of downward-deflecting crease lines and an upward-deflecting shaping line are used in outer and central absorbent members, respectively, to achieve a form-fitting geometry in the crotch region while also enhancing control over fluid flow in the article. Embodiments with wicking barriers between the outer and central absorbent members are especially useful in achieving leakage reduction.
Patent KR-20010106504-A (KR)
IPC: H04B1/00
Filed: 1998-10-05
Abstract: 광대역 수신기(10)는 국부 발진기(18)로부터의 국부 발진신호에 의해 안테나(12)를 경유하여 입력된 신호를 주파수변환하는 주파수 변환기(16)와, 주파수 변환기(16)의 출력을 받아들여 적어도 복수 채널의 대역폭을 포함하는 주사대역에 대응하는 신호성분을 통과시키는 광대역 필터(20)와, 광대역 필터(20)의 출력을 디지털신호로 변환하는 A/D변환기(22)와, 디지털신호를 받아들여 이것에 고속퓨리에변환을 실시하는 FFT연산회로(24)와, FFT연산회로(24)에 의한 연산결과에 기초하여 소정 주사대역에서 통신중인 채널을 검출하는 제어회로(26)를 구비하고 있다. 제어회로(26)가 국부 발진신호의 주파수를 변경하여 상기 주사대역의 변경을 반복함으로써 할당된 주파수 범위 즉 검색주파수 범위에서 통신중인 채널을 검출한다.
Patent KR-20010099913-A (KR)
IPC: H01J9/02
Filed: 1999-03-31
Abstract: 마이크로구조체된 몰드를 사용하여 패턴된 기판 위에 마이크로구조체를 몰딩하고 정렬하기 위한 방법이다. 세라믹 가루 및 경화성 순간 접착제의 혼합물을 포함하는 슬러리는 신장가능한 몰드의 마이크로구조체 및 패턴된 기판 사이에 놓여진다. 몰드는 몰드의 마이크로구조체를 패턴된 기판의 소정 부분과 정렬하도록 신장될 수 있다. 슬러리는 몰드 및 기판 사이에 경화된다. 몰드는 이후 기판에 부착된 마이크로구조체를 남기도록 제거되고, 기판 패턴과 정렬된다. 마이크로구조체는 제거된 접착제를 열로 가열하고 세라믹 가루를 신터하도록 선택적으로 파이어된다.
Patent KR-20020013831-A (KR)
IPC: G09G3/36
Filed: 2000-11-10
Abstract: 본 발명은 적당히 발광인 이미지가, 몇 개의 미리 결정된 계산 공식이 내장된 디코더로 미리 결정된 계산에 따라 디스플레이 될 수 있는, RGBW-타입의 LCD에 관한 것이다. 더 나아가, RGBW 이미지 디스플레이뿐만 아니라 RGB 이미지 디스플레이도 미리 결정된 제어 신호에 의해 사용될 수 있다.
Patent KR-20010102106-A (KR)
Title: 영상 전화기
IPC: H04N7/14
Filed: 2000-11-08
Abstract: 필요에 따라 영상 전화기를 사용하는 통화자의 초상권을 보호하면서 상대방의 동화상을 보면서 통화하는 것이 가능한 영상 전화기를 제공한다. 
     통화시에는 촬상부(2)에 의하여 통화자 자신이나 주위의 환경 등의 피사체(1)를 촬상한다. 촬상 신호 처리부(3)에서는 촬상부(2)에서 촬상된 피사체(1)의 이미지에 대응하는 촬상 신호를 처리하여 촬상 화상 신호를 생성한다. 초상권 대응 화상 처리부(4)에서는 통화자의 초상권을 보호하도록 촬상 화상 신호에 대하여 초점이탈 처리 등의 화상 변형 처리를 행한다. 화상 신호 선택부(5)에서는 통화자에 의한 판단 조작 지시에 근거하여 화상 변형 처리를 실시한 변형 화상 신호를 송출하는지, 또는 촬상 화상 신호를 그대로 송출하는지를 선택한다. 그리고, 통신부(6)에 의하여 촬상 신호 처리부(3)로부터의 촬상 화상 신호 또는 초상권 대응 화상 처리부(4)로부터의 변형 화상 신호를 송신한다.
Patent KR-20020012159-A (KR)
IPC: H04W74/00
Filed: 2000-03-01
Abstract: 이동국(12)과 네트워크 인프라(48) 사이에서 통신들을 촉진하기 위하여 셀룰러 방식과 같은 무선 통신 시스템(10)을 위한 장치 및 관련된 방법. 상기 이동국(12)이 상기 통신 시스템(10)에 등록할 때, 전용의 역-링크 채널(34)이 상기 이동국(12)과 상기 네트워크 인프라(48) 사이에서 패킷 데이터의 전달을 촉진하기 위하여 할당된다. 전용 채널들을 제공함으로써, 상기 이동국(12)은 랜에서 컴퓨터의 배선에 의한 연결과 유사한 방법으로 상기 네트워크 인프라(48)에 기능적으로 연결된다.
Patent KR-20020033604-A (KR)
Title: Multi-layer transformer apparatus and method
IPC: H01F41/02
Filed: 2000-03-31
Abstract: A multi-layer transformer includes a plurality of tapes having a magnetic core area disposed on at least one of the layers forming a magnetic core of the transformer. A primary winding is disposed on at least one of the layers. A secondary winding is disposed on at least one of the layers. A thin layer made of a lower permeability dielectric material is disposed proximate at least one of the windings. A first plurality of interconnecting vias connect the primary winding between the tapes. A second plurality of interconnecting vias connect the secondary winding between the tapes. Magnetic flux is induced to primarily flow into the core area. Magnetic coupling and dielectric breakdown between the windings are improved. A lower cost and smaller sized transformer can be obtained.
Patent KR-20020011392-A (KR)
Title: 산소 및 수분 열화에 대한 내성이 개선된 가요성 유기전자 장치
IPC: H01L21/00
Filed: 2000-04-27
Abstract: 본 발명의 가요성 복합 배리어 구조를 사용하여 유기물질을 함유하는 하나 이상의 활성층을 포함하는 유기 전자 장치의 산소 및 수분 열화에 대한 내성을 개선시킨다.
Patent KR-20020014793-A (KR)
IPC: B65H54/32
Filed: 2000-05-03
Abstract: 본 발명은 연속적으로 전진하는 실을 감는 방법 및 이 방법을 수행하는 장치로서, 실이 피동 튜브상의 교차-감김패키지에 감기며, 실이 실 횡단가이드에 의해 횡단행정내에서 왕복운동하는 방법 및 장치에 관한 것이다.   실 횡단가이드의 횡단행정은 교차-감김패키지의 패키지 폭내에서 길이가 변동될 수 있다.   횡단행정은, 특정의 길이가 미리 결정된 횡단행정에 의해 각 횡단행정에 연관되도록, 감김 (감김사이클) 중에 감김사이클 초기의 최대길이와 감김사이클 말기의 단부길이사이에서 변화되며,  횡단행정의 길이는 각 감겨진 패키지의 폭보다 작다.
Patent KR-20020005037-A (KR)
IPC: C07D239/52
Filed: 2000-05-12
Abstract: 본 발명은 신규한 메톡시이미노 아세트아미드의 제조방법에 관한 것이다.
Patent KR-20020016795-A (KR)
Title: Novel compounds, their use and preparation
IPC: C07D409/12
Filed: 2000-05-19
Abstract: The invention relates to compounds of general formula (I) wherein Ar is optionally substituted aryl or heteroaryl; A is (i) -O-, -S-, -SO2-, -NH-, (ii) a C1-4-alkyl- or C1-6-acyl-substituted nitrogen atom or (iii) a C1-8-alkylene chain or a heteroalkylene chain having 2 to 8 chain atoms, which optionally contains at least one unsaturation, and which may be substituted and/or contain a bridge to form a saturated or partially or fully unsaturated ring having 3-8 ring members; B is -C(R4)(R5)-, -OC(R4)(R5)-, -N(R6)C(R4)(R5)-, -N(R6)-O-, -S- or -SO2-; R is optionally substituted C3-8-cycloalkyl, aryl or heteroaryl; R1 is (i) a saturated or unsaturated azacyclic or aminoazacyclic ring, or a saturated diazacyclic or aminodiazacyclic ring, which has 4 to 7 ring members, or a saturated aminoazabicyclic, azabicyclic or diazabicyclic ring which has 7 to 10 ring members, which rings optionally are substituted in one or more positions, or a group -[C(R4)(R5)]xN(R2a)(R3a)]; R2a, R3a, R4, R5, R6 and x are as defined in the claims, and n is 0 or 1; and pharmaceutically acceptable salts, hydrates and prodrug forms thereof. The compounds may be prepared by per se conventional methods and can be used for treating a human or animal subject suffering from a serotonin-related disorder, such as eating disorders, especially obesity, memory disorders, schizophrenia, mood disorders, anxiety disorders, pain, sexual dysfunctions, and urinary disorders. The invention also relates to such use as well as to pharmaceutical compositions comprising a compound of formula (I).
Patent KR-20020028900-A (KR)
IPC: B62B3/14
Filed: 2001-05-30
Abstract: 본 발명의 화물 운송 카트는, 전방으로 기울어진 짐받이(3)를 구비하고 이와 동시에 후방에서 두 개의 차륜(4)과 전방에서 하나의 조향 롤러(5)를 지지하는 차대(2)와, 또한 이 차대(2)로부터 위쪽으로 향하도록 설치되어 바구니(7)를 지탱하고 화물 지지 장치(8)를 형성하는 슬라이딩 장치(6)를 가지며, 상기 짐받이(3)는 프레임(9)을 가질 뿐만 아니라 이 프레임(9)의 안쪽에는 지지 프레임(10)이 제공되는 화물 운송 카트(1)에 있어서, 상기 지지 프레임(10)은 짐받이(3)와 일체로 형성되고 프레임(9)의 아래쪽에서 전방 영역(11)에 의해서 연장되며, 상기 지지 프레임(10)은 전방 영역(11)에 의해서 조향 롤러(5)를 지지하는 것을 특징으로 한다.
Patent KR-20030059675-A (KR)
Inventor: KIM SEON GI
IPC: F24C15/00
Filed: 2002-01-04
Abstract: PURPOSE: A method is provided to reduce costs and achieve improved productivity by using a general purpose socket rather than an additional transformer and socket. CONSTITUTION: A method comprises a step(S110) of spraying a blue paint to the outer surface of a glass unit of a lamp; a step(S120) of heating the glass unit at the first preset temperature; a step(S130) of judging whether the first preset time period has lapsed after start of the heating; a step(S140) of heating the glass unit at the second preset temperature if the first preset time period has lapsed; a step(S150) of judging whether the second preset time period has lapsed; and a step(S160) of stopping heating if the second preset time period has lapsed.
Patent KR-20030061934-A (KR)
Title: Vinly house film
Inventor: KIM CHANG HUN
IPC: A01G9/14
Filed: 2002-01-12
Abstract: PURPOSE: Provided is a vinyl house film which is well taken by hand without slipping, and prevented from being split. CONSTITUTION: A vinyl house film comprises a film member(101), embossed protrusions(110) formed at the one-side surface of the film member, and intagliated portions(120) formed at the other-side surface of the film member corresponding to the embossed protrusions.
Patent KR-20030062117-A (KR)
Title: Method for preparing conductive polymer for overcurrent protection
Inventor: KANG PIL HYEON
IPC: C08K3/04
Filed: 2002-01-16
Abstract: PURPOSE: An electro-conductive polymer composition for an over-current protection switch which has excellent PTC(positive temperature coefficient) feature and reproducibility is provided. CONSTITUTION: The polymer composition comprises 35 to 70 wt% of a high density polyethylene, 40 to 60 wt% of carbon black and 0.1 to 3.0 wt% of an anti-oxidant, and further comprises 1 to 30 wt% of a high density polyethylene grafted by a polar monomer based on the weight of the high density polyethylene. The polymer composition can be produced by the process comprising the steps of: (a) grafting a selected polar monomer to a high density polyethylene powder; (b) adding a high density polyethylene resin, carbon black and an anti-oxidant to the grafted high density polyethylene; (c) forming the composition into a sheet having electro-conductive metal foils attached to both faces thereof and heat treating the sheet; (d) carrying out soldering to attach a lead wire; and (e) heat treating at a high temperature for a long time and irradiating radio active rays.