baber/WOPTO huggingface dataset:
Patent KR-20030047117-A (KR)
Title: Device for assembling pipe in alkali tank of cleaning line
Inventor: CHOI MUN HWAN
IPC: C21D1/00
Filed: 2001-12-07
Abstract: PURPOSE: An apparatus for mounting and dismounting degreasing solution spray pipe of pretreatment facility in vertical annealing furnace is provided to reduce required time and labor and increase productivity by mechanically mounting the degreasing solution spray pipe on cleaning tank or dismounting the spray pipe from the tank. CONSTITUTION: The apparatus for mounting and dismounting degreasing solution spray pipe(20) of pretreatment facility in vertical annealing furnace comprises a fixing dismantling part for fixing the degreasing solution spray pipe to the front end of a fixed pipe(30) positioned at the side of cleaning tank(10) so that the fixed pipe is installed at cleaning pipe in a width direction of strip(150) or dismantling the spray pipe(20) from the fixed pipe by turning the spray pipe in a direction; and a moving part comprising a clamping means for moving the fixing dismantling part to the side of each spray pipe installed on the cleaning tank and holding the front end of the spray pipe that is projected to the outside with being mounted on the fixed pipe to move the dismantled spray pipe from the cleaning tank or move the spray pipe to be installed to the cleaning tank, and a rotation means for unlocking the spray pipe screw connected to the fixed pipe by rotating the clamping means, wherein the moving part comprises rail member(40), transfer car(41), driving means, vertical cylinders(42), liftable member(43), guiding rail(44), moving block(45), and horizontal cylinder(46), the clamping means comprises rotation pipe, bracket, a pair of clamping members(62), operating bar, driving cylinder(65), and link member(66), and the rotation means comprises operating lever(70), and rotation cylinder(71).
Patent KR-20030047156-A (KR)
Title: Wall mounting type microwave oven
Inventor: NOH GEUN YEONG
IPC: H05B6/80
Filed: 2001-12-08
Abstract: PURPOSE: A wall-mounting type microwave oven is provided to easily exchange or repair a magnetron without separating the wall-mounting type microwave oven from a wall. CONSTITUTION: A wall-mounting type microwave oven has a body(20) fixed to a wall(100). The wall-mounting type microwave oven includes a cooking chamber and an electric component room(22) formed in the body. Exhaust sections are formed at upper, lower and side portions of the body in order to discharge or smoke generated from a gas oven range. The exhaust sections include a lower exhaust path(41) formed at a lower portion of the cooking chamber and the electric component room, side exhaust paths(43) communicated with the lower exhaust path, an upper exhaust path(44) formed at an upper portion of the cooking chamber and the electric component room, and an exhaust fan(45) formed at an upper portion of the upper exhaust path.
Patent KR-20030054869-A (KR)
Title: Apparatus and Method for parsing the SIP message and producing method there of
Inventor: KIM BYEONG GEUK
IPC: H04L12/58
Filed: 2001-12-26
Abstract: PURPOSE: A device for parsing an SIP(Session Initiation Protocol) message is provided to insert a null string into a parsing position in order that SIP components share a storage region of the same address, thereby efficiently operating memory resources while parsing the SIP message. CONSTITUTION: A preprocessor(20) separates header fields from an SIP message, and designates start positions of the separated header fields as pointers. A parser unit(21) parses a specific header field according to a parsing request of an external thread by using information on the pointers. A database(22) stores parsed results of the parser unit(21), the header fields separated from the preprocessor(20), and the information on the pointers. An API(Application Program Interface) processor(23) interfaces the external thread requesting the parsing with the database(22).
Patent KR-20030055603-A (KR)
Title: Apparatus for exchanging the work rolls in the tension leveller
Inventor: JANG IL TAE
IPC: B21B31/08
Filed: 2001-12-27
Abstract: PURPOSE: A work roll exchanging apparatus for a tension leveller is provided to exchange a waste work roll with a new work roll at a proceeding route of a strip without withdrawing a tension leveller unit. CONSTITUTION: A work roll exchanging apparatus includes a mobile transfer car capable of moving a tension leveller unit. A work roll standby section is rotatably installed on the mobile transfer car about a transverse rotating shaft. First and second mounting tables(35,82) are provided at upper and lower portions of the work roll standby section so as to place a waste work roll(a1) and a new work roll(a1-1) thereon, respectively. A new work roll feeding section is provided to feed new work rolls(a1-1) into the first mounting table(35). A waste work roll receiving section is provided to receive the waste work roll(a1) discharged from the second mounting table(82). A work roll moving section is provided to introduce the new work roll into the tension leveller unit.
Patent KR-20030056705-A (KR)
Title: Subscriber positioning service for wireless communication network
Inventor: KIM JUN TAE
IPC: H04W8/08
Filed: 2001-12-28
Abstract: PURPOSE: A method for servicing subscriber position information of a wireless communication network is provided to widely service position information without using a GPS in a CDMA network, thereby increasing stability of wireless subscribers. CONSTITUTION: A mobile communication terminal measures different values of transmission time delay of self base stations and peripheral base stations(S300-S310). The terminal measures differences of transmission time delay of repeaters(S320). The terminal loads the measured values into an access channel of one of the base stations, and connects a call(S330). The corresponding base station creates circles based on each base station(S340), and creates small circles based on the repeaters(S350). The base station calculates coordinate information of the terminal(S360). A DGPS(Differential GPS) base station transmits exact position information of the terminal to the base station(S370). The base station loads the information into a paging channel, and transmits the information to the terminal(S380). The terminal displays coordinates values on an LCD window(S390).
Patent KR-20010074994-A (KR)
Title: 의료용 측정장치
IPC: A61B5/0245
Filed: 1999-11-02
Abstract: 본 발명의 의료용 측정장치 1은 피검사 손가락(F1)인 검지, 중지, 약지, 새끼손가락 중 적어도 하나의 손가락과 엄지(F2)에 의해 보호 유지가 가능한 본체 11과 그 본체의 측면에 개구하여 피검사 손가락의 삽입이 가능하고, 내부에 센서 19를 갖는 센서공 12와, 상기 본체의 소정부분에 배치되며, 엄지 F2에 의해 조작되는 상기 센서 19의 스위치 14와, 상기 본체 11의 정면에 배치되며 상기 센서 19에 의해 측정결과를 표시하는 표시창 13을 갖는 의료용 측정장치에 관한 것이다.
Patent KR-20010079949-A (KR)
IPC: B32B27/00
Filed: 1999-09-20
Abstract: 본 발명은, 탄소수 4 내지 12의 탄화수소 중합체 반복 단위를 가지되, 각각의 단위가 여기에 균일하게 매달려 있는 하나 이상의 작용기를 갖는, 실질적으로 선형인 위치-규칙적인 작용성화 탄화수소 중합체로 구성된 구조물을 갖는 포장재 및 포장용품에 관한 것이다.
Patent KR-20010083886-A (KR)
Title: A composition for the prevention and/or treatment of atherosclerosis
IPC: A61K38/17
Filed: 1999-09-30
Abstract: An immunological oral tolerance-inducing composition for prevention and/or treatment of atherosclerosis, comprising an active component selected from the group consisting of modified low density lipoprotein, oxidized low density lipoprotein (Ox LDL), heat shock protein 60/65 (HSP 60/65), beta2-glycoprotein-1(?2GP-1), functional derivatives thereof and mixtures thereof, in combination with a pharmaceutically acceptable carrier for oral administration.
Patent KR-20010083887-A (KR)
IPC: G08B13/14
Filed: 1999-02-19
Abstract: 본 발명은, 마커가 질문 영역에 존재할 때, 탈자화시 상기 마커가 시스템에 의해 검출되는 것을 가능하게 하는 최소한 1개의 탈자 가능한 제어 요소를 포함하는 이중 상태 도난 방지 마커를 갖는 자기적 기반의 전자식 물체 감시 시스템 탈자화 장치에 관한 것이다. 상기 장치는 하우징 내에 포함되어 교번 극성의 연속장을 나타내는 자석 배열을 포함하고, 상기 자석 배열의 최소한 일부분은 상기 자석 배열의 그 부분을 따라 상기 하우징의 작업면 위로 일정 거리의 복수개의 경로를 따라 지수적으로 감소하는 강도를 나타낸다. 상기 자석 배열은 외부 자기장이 상기 자석 배열로부터 다양한 거리의 경로를 따라 통과하는 상기 마커의 탈자 가능한 요소를 탈자화시키는 데 충분하도록 구성되고 정렬된다.
Patent KR-20010073202-A (KR)
Title: 비스포스포네이트를 포함하는 경구용 약학 조성물의 제조방법
IPC: A61K47/26
Filed: 1999-10-01
Abstract: 본 발명은 경구용 비스포네이트-함유 약학 조성물을 제조하는 방법에 관한 것으로, 이때 활성 물질은 마모 작용을 갖지 않는 보조제를 사용하여 유동층 과립기내에서 공지된 방식 그 자체에 의해 습윤 과립화되고, 이어서 습윤 과립은 유동층에서 건조되고, 적합한 메쉬 너비를 갖는 스크린을 통해 선별되고, 공지된 기술 그 자체에 의해 추가로 가공되어 약학 조성물을 형성한다.
Patent KR-20010085919-A (KR)
IPC: A61P3/14
Filed: 1999-10-22
Abstract: 하기 화학식 1 로 표시되는 화합물: 
     [화학식 1] 
     
       
     
     식중, R 01 , R 02 는 각각 독립적으로 수소원자, 또는 수산기의 보호기를 나타낸다. 
     Z 는 하기 화학식 1-1, 1-2, 1-3, 1-4, 1-5 의 어느 하나를 나타낸다: 
     [화학식 1-1] 
     
       
     
     [화학식 1-2] 
     
       
     
     [화학식 1-3] 
     
       
     
     [화학식 1-4] 
     
       
     
     [화학식 1-5] 
     
       
     
     이 화합물은 염증성 호흡기 질환, 악성 종양, 관절 류머티즘, 골다공증, 진성 당뇨병, 고혈압증, 탈모증, 여드름, 건선증, 피부염, 고칼슘혈증, 부갑상선 기능저하증, 연골대사 이상질환의 치료제의 활성성분으로서 유용하다.
Patent KR-20010092724-A (KR)
IPC: G01C3/08
Filed: 1999-11-02
Abstract: 광학 필드 내의 픽셀의 정확한 거리 F가 결정된다.  입사광은 선택 픽셀을 위한 빛을 빛 거리 감지기(36) 상으로 안내하기 위하여 래스터(raster) 패턴을 따라서 스캔된다.  거리는 각 픽셀이나 혹은 픽셀의 그룹에 있어서 샘플링된다.  빛 거리 감지기는 링 센서들(42-50)의 동심의 세트를 포함한다.  픽셀에 상응하는 빛 스폿(spot)이 크면 클수록, 더 많은 링들이 닿는다.  스폿의 직경은 빛이 발생한 곳(즉, 빛 소스나 혹은 빛이 반사된 물체)에서부터의 거리에 비례한다.  선택적으로, 초점 가변 렌즈(VFL) 62/70/80은 주어진 픽셀에 대해 표준 스폿 크기를 만들기 위해 초점 거리를 조절한다.  빛이 출발한 거리는 VFL의 초점거리와 연관된다.
Patent KR-20010092458-A (KR)
IPC: H05K3/32
Filed: 2000-01-26
Abstract: 절연성수지 중에 도전 입자(10a)와 무기 충전제(6f)를 포함하는 이방성 도전층(10)을 개재시키면서 범프(3)와 기판전극(5)을 위치를 맞추고, 헤드(8)로써 칩(1)을 기판(4)에 대하여 적어도 1범프 당 20gf 이상의 가압력으로써 압압하여, 칩과 기판의 뒤틀림을 교정하고, 범프를 눌러 찌부려뜨리면서 절연성수지를 경화시켜서 칩과 기판을 접합한다.
Patent KR-20010102378-A (KR)
Title: 독립적으로 조정 가능한 듀얼 레벨의 전류 임계값을 갖는전류 감시 장치
IPC: H02H3/087
Filed: 1999-11-01
Abstract: 본 발명의 전류 감지 회로는 핫 스왑 컨트롤러, 정지형 회로 차단기(solid state circuit breaker)와 다른 전류 감지 회로에 이용하기 위한 독립적으로 조정 가능한 듀얼 레벨 트립 임계값을 갖는다.  이 듀얼 레벨 트립 임계값은 전력 증가 조건을 위한 하나의 전류 레벨과 정상 동작을 위한 다른 전류 레벨을 제공하도록 하는 사용자가 프로그래밍할 수 있다(user-programmable).  두 개의 독립적인 임계값은 또한 정상 동작 중에 양쪽 대기 상태의 전류를 감시하고 절대로 초과하지 말아야 하는 상한 전류의 한계를 결정하는데 유용하다.  다양한 특성과 대안적인 실시예를 기재한다.
Patent KR-20020020679-A (KR)
IPC: B05D3/06
Filed: 1999-06-15
Abstract: 본 발명은 미세구조 기재 상에 중합체 코팅을 제조하는 방법에 관한 것이다. 본 발명의 방법은 액상 단량체 도는 기타 예비중합체 조성물을 기화시키고, 기화된 재료를 미세구조 기재에 응축시킨 다음, 경화시킴으로써 수행될 수 있다. 생성된 물품은 내재하는 미세구조 형상 프로파일을 보존하는 코팅을 구비할 수 있다. 그러한 프로파일 보존 중합체 코팅은 구조물의 기능을 유지하면서 미세구조 기재의 표면 성질을 변경하거나 또는 향상시키는 데 사용할 수 있다.
Patent KR-20010110454-A (KR)
Title: Panel with a shaped plug-in section
IPC: E04F15/02
Filed: 2000-02-18
Abstract: The panel (1) is connected to a further panel (2) in positive engagement by connecting devices consisting of a lateral groove (3) formed by two rigid flanks, one of which (6) is longer than the other. The longer flank has a recess (7) and the other panel has a lateral tongue (4) with a lug formation (9) on the lower or upper side. The lug formation can secure in the recess. The side of the tongue with the lug formation has an incline (12), so that in the joined state of the two panels there is a space between the incline and the longer rigid flank. The lug formation in the second state reaches to the bottom of the recess.
Patent KR-20020000219-A (KR)
Title: An upconverter for television signal headend distribution center handling analog and digital signals and method of making and using the same
IPC: H04N7/10
Filed: 2000-03-07
Abstract: An upconverter for converting IF television signals to VHF or UHF signals prior to broadcast is configured to process either analog or digital television signals. The upconverter identifies the type of incoming television signal and generates an appropriate reference signal depending on whether the incoming television signal is digital or analog. In an analog format, the reference signal is used by the modulator generating the IF signal to synchronize phase with the signals output by various other upconverters. In a digital format, the reference signal is used, for example, as a test signal for the upconversion circuit.
Patent KR-20020011972-A (KR)
Title: Akt nucleic acids, polypeptides, and uses thereof
IPC: C12N15/09
Filed: 2000-03-14
Abstract: The present invention relates to human Akt3 proteins and polypeptides.  The invention also relates to isolated nucleic acids encoding human Akt3, to vectors containing them and to their therapeutic uses, in particular for gene therapy.  Expression of Akt3 inhibits cell death associated with hypoxia, apoptosis or necrosis.
Patent KR-20020021784-A (KR)
IPC: C40B50/00
Filed: 2000-04-12
Abstract: 코드화된 미세담체, 및 보다 특히 그들위에 쓰여진 코드를 갖는 미세담체.  미세담체상에 코드를 쓰는 방법, 코드를 판독하는 방법, 및 코드화된 미세담체를 사용하는 방법. 미세담체를 코드화하는 바람직한 방법은 표백될 수 있는 물질을 함유하는 미세담체를 고 공간 해상력 광원에 노출시켜 미세담체상의 코드를 표백하는 것을 포함한다.  코드화된 미세담체는 화학적 및 생물학적 분석 및 합성에서 예를들어 지지체 물질로서 사용될 수 있다.
Patent KR-20030061870-A (KR)
Title: System and method for transmitting message using telephone network
Inventor: LEE YOO YEOL
IPC: H04W4/12
Filed: 2002-01-12
Abstract: PURPOSE: A system and method for transmitting messages using a telephone network is provided to create and transmit messages to be transmitted to more than one receivers. CONSTITUTION: A system for transmitting messages using a telephone network comprises a sender client(60), a telephone network(70), a message transmission system(80), and a receiver client(50). The sender client(60) comprises an application(64) and a sender terminal(62). The application(64) supports the preparation and transmission of a message to transmit. The sender terminal(62) is means to access the message transmission system(80) through the telephone network(70). The message transmission system(80) comprises a data translation server(82), a data transmission server(84), and a management database(86). The data translation server(82) translates the data transmitted from the sender client(60) into TCP/IP protocol data. The data transmission server(84) transmits the data translated by the data translation server(82). The receiver client(50) comprises a receiver terminal(52) that receives the data transmitted from the Internet, a wired/wireless communication network(40) or the message transmission system(80).
Patent KR-20030061921-A (KR)
Title: Crime prevention window & sun screen
Inventor: SIN KI YUL
IPC: E06B5/11
Filed: 2002-01-12
Abstract: PURPOSE: A safety window with sun screen is provided to prevent the permeation of rainwater through a window frame, to shade and ventilate in summer and to have heat insulation effect in winter. CONSTITUTION: In the safety window with sun screen, a shading plate(7) fixed and rotated by a rotary shaft(6) is lift up through the steps of decreasing the speed of a motor(1) and transferring the rotary force of a motor(1) to a connecting rod(3) attached on a worm gear using a worm and a worm gear(2) to convert the rotation into reciprocation, then transferring to a connecting rod(3) and a rod(5) fixed on a shading plate.
Patent KR-20030065676-A (KR)
Title: Flame hydrolysis deposition equipment for silicon wafer fabrication
Inventor: KOO JUN MO
IPC: H01L21/205
Filed: 2002-01-30
Abstract: PURPOSE: A flame hydrolysis deposition apparatus for silicon wafer fabrication is provided to form uniformly a silica layer on the surface of a silicon wafer by using two or more torches for performing an oxidation process and a hydrolysis process. CONSTITUTION: A flame hydrolysis deposition apparatus for fabricating a silicon wafer includes a turntable(23a), a plurality of torches(25a,25b), and a plurality of absorption and exhaust units(27a,27b). The turntable is used for loading and rotating a plurality of silicon wafers. The torches are used for generating silica particles by using an oxidation process and a hydrolysis process for flame material gases and chemical reaction gases. The absorption and exhaust units are used for absorbing or exhausting the silica particles which are not deposited on the silicon wafer. The torches are arranged in an interval of the same angle.
Patent KR-20030066078-A (KR)
Title: Cart for stacking freight
Inventor: PARK YONG IL
IPC: B66F9/00
Filed: 2002-02-04
Abstract: PURPOSE: A carriage automobile is provided having a transferring device moving along a monorail, and a lift device moving up and down to load material. CONSTITUTION: A carriage automobile is composed of a conveyor to transfer load, a monorail in both sides of the conveyor, and a carriage cart mounted on the monorail. A lift device(110) is provided having a guide groove, wheels, a slider having a hole with a spiral line, a lifter sliding up and down along the guide groove, and a cylinder(161) connected to the lifter and to a hinge. A transferring device(150) is composed of a base frame, a screw bar along the length direction of the base frame.
Patent KR-20030067410-A (KR)
Title: A container with chambers
Inventor: KIM HYUN TAE
IPC: B65D1/04
Filed: 2002-02-08
Abstract: PURPOSE: A container having a compartment is provided to independently store, provide, selectively take and/or easily blend a plurality of powders or liquids without alternative containers for them. CONSTITUTION: The container comprises a cylindrical body(10) having a certain inner volume and is closed at its bottom side(12) while having an opening(14) for introducing/discharging liquid, as well as a spiral portion(16) connected/disconnected to a cover. The body(10) is prepared of various materials such as plastic or glass. A compartment(20) partitions the inner space of the body into a number of chambers in the cylindrical body(10). The compartment comprises a plurality of partition parts(22), which forms desirable chambers(C) between the partition parts(22) adjacent together.
Patent KR-20030067433-A (KR)
Inventor: YU HWEE SOO
IPC: A47J47/00
Filed: 2002-02-06
Abstract: PURPOSE: A kitchen board is provided to meet the convenience of users by forming height controllable legs at the bottom of the kitchen board. CONSTITUTION: A height controllable leg is formed at the bottom of a kitchen board, and changes the inclination and height of the kitchen board. The kitchen board having the height controllable leg offers the convenience to users.
Patent KR-20020040693-A (KR)
Inventor: JUNG MUN UNG
IPC: C10G3/00
Filed: 2002-02-21
Abstract: PURPOSE: A method and an apparatus for regenerating waste oil are provided to produce stable high quality emulsified fatty acid methylester fuel not causing the contamination of environment. CONSTITUTION: The method for regenerating waste oil comprises steps of agitating the waste oil mixed with an adsorbent for 20 to 40minutes by applying ultrasonic energy, and filtering the adsorbent coupled with water, oxide, and so on; adding potassium hydroxide-methanol solution to the purified waste oil, and agitating the mixture at a temperature of 50 to 80deg.C for 30 to 65minutes; collecting only oil after removing glycerol with a high capability centrifugal machine; adding water, H3PO4 solution, and magnesium silicate to neutralize it; and emulsifying the neutralized oil by directly applying the ultrasonic impact energy to achieve emulsified fatty acid methylester.
Patent KR-20030071015-A (KR)
Title: The apparatus for Mass symmetric optical fiber grating production
Inventor: BAEK UN CHUL
IPC: G02B6/00
Filed: 2002-02-27
Abstract: PURPOSE: An apparatus for mass-producing a symmetric optical fiber grating is provided to receive continuously an optical fiber from a spool by removing an optical fiber moving portion. CONSTITUTION: An apparatus for mass-producing a symmetric optical fiber grating includes a light source(10), the first and the second lenses(20a,20b), the first and the second motors(60a,60b), the first and the second reflective mirrors(30a,30b), and the first and the second stators(40a,40b). The light source(10) generates the light to fabricate the symmetric optical fiber grating. The first and the second lenses(20a,20b) are used for enlarging the light or transmitting the light. The first and the second motors(60a,60b) are used for supplying continuously the optical fibers. The first and the second reflective mirrors(30a,30b) are used for focusing the incident light of the first and the second lenses(20a,20b). The first and the second stators(40a,40b) are used for correcting the movement of the symmetric optical fiber grating.
Patent KR-20020025151-A (KR)
Inventor: LEE SEA SUN
IPC: H01M10/46
Filed: 2002-03-08
Abstract: PURPOSE: A hands free kit using a solar cell is provided to reduce the surface area of the solar cell that is usually used for receiving sunlight, and to enable combined use of a tripolar jack and a quadrapolar jack. Also the hands free kit is provided to enable power supply and the conversion into a call mode, only with one switch operation. CONSTITUTION: A solar cell(30) is integrated to one side of a body of a hands free kit, to convert sunlight into electrical power source. A charging part(44) is integrated to one side of an internal body of the hands free kit, and charges power source from the solar cell(30) as more than one charger is connected with the solar cell(30). A power switch(16) is formed in one side of the body of the hands free kit, to switch power. If power becomes off, the power switch(16) connects the solar cell(30) with more than one charger in parallel, and if power becomes on, the power switch(16) connects the solar cell(30) with more than one charger in serial, to operate an internal circuit of the hands free kit.
Patent KR-20020043197-A (KR)
Title: Insert tip liner
Inventor: KIM JEONG JU
IPC: B23C5/20
Filed: 2002-03-16
Abstract: PURPOSE: An insert tip liner is provided to easily cut an object and to achieve a superior cutting effect even when an insert tip is greatly worn by re-processing the insert tip when it is worn. CONSTITUTION: An insert tip liner has a thickness thinner than a thickness of an insert tip(60) inserted into a tip resting hole(22). The tip resting hole(22) is formed in an anvil(20) coupled to a cutter body(10). The insert tip liner has a length shorter than a length of a side of the tip resting hole(22). At least one block is provided to compensate for a dimension of the insert tip(60) when the insert tip(60) is re-processed. The anvil(20) is securely fixed to an outer lower end of the cutter body(10) through an anvil screw(25). A wedge screw(45) is provided to allow a wedge(40) to be easily coupled to the cutter body(10).
Patent KR-20020052151-A (KR)
Inventor: KONG SUNG WOOG
IPC: A45D20/04
Filed: 2002-03-23
Abstract: PURPOSE: Provided is an infrared hair dryer which raises the effect of infrared beam and heat while emitting overheated heat from coil. CONSTITUTION: The infrared hair dryer is characterized by comprising the parts of: a light bulb socket which is formed at the internal side of an overheated coil to insert a light bulb; and an infrared lens which is inserted into the front side of the light bulb to emit infrared ray wherein the overheated coil and the infrared lens are bound to uplift one's hair and make one's pores strong.
Patent KR-20030080346-A (KR)
Title: A Component Of Electromagnetic Wave Absorber
Inventor: HONG JIN OK
IPC: H01B1/20
Filed: 2002-04-08
Abstract: PURPOSE: An electromagnetic wave absorber composition is provided, to lower the specific absorption rate (SAR) for allow the electromagnetic wave from an electronic device to be absorbed efficiently. CONSTITUTION: The electromagnetic wave absorber composition comprises iron oxide containing 1-10 % a cobalt salt (Co-γ-Fe2O3), and extruded together with a plastic material. Optionally the composition comprises further 0-35 % of Fe3O4 and/or 1-10 % of conductive carbon black. Preferably the composition comprises 55-99 wt% of Co-γ-Fe2O3; 0-35 wt% of Fe3O4; and 1-10 wt% of conductive carbon black. Preferably the plastic material is selected from the group consisting of nylon, polyacetal, polyurethane, polypropylene, chlorinated polyethylene and synthetic rubber.