baber/WOPTO huggingface dataset:
Patent KR-20040037708-A (KR)
Inventor: KANG BYEONG SEOK
IPC: G06F13/00
Filed: 2002-10-29
Abstract: PURPOSE: A USB(Universal Serial Bus) memory device is provided to maximize use convenience and mobility by having other additional function with use of a hub chip installed to the USB memory device, and make the USB disc and the memory stick reader in one body. CONSTITUTION: A flash memory controller(2) controls a flash memory(3). A memory stick controller(4) controls a memory stick(5). The USB hub(1) recognizes the flash memory and the memory stick as a drive on a computer by connecting to the flash memory controller and the memory stick controller.
Patent KR-20040039055-A (KR)
Inventor: KIM MYEONG SU
IPC: F25D23/00
Filed: 2002-10-30
Abstract: PURPOSE: A side-by-side refrigerator is provided to increase the refrigerating capacity without reducing the width of a freezing compartment. CONSTITUTION: A horizon partition(32b) divides a freezing compartment(34) to the upper and the lower parts. An auxiliary freezing compartment(40) having a connecting portion(42) to be connected with a refrigerating compartment(36) is formed in the lower part of the horizon partition. Guide rails(46b) are installed in both sides of the auxiliary freezing compartment. A tray to be installed in the auxiliary freezing compartment is installed in the guide rails. A door of the auxiliary freezing compartment installing a pair of guides is formed in front side of the tray. In pulling the door of the auxiliary freezing compartment, tray is withdrawn by sliding the guides through the guide rails. Thereby, the freezing capacity is increased without reducing the width of the freezing compartment.
Patent KR-20040038428-A (KR)
Title: Device for fixing goods of truck
Inventor: LEE GANG U
IPC: B60P7/08
Filed: 2002-11-01
Abstract: PURPOSE: A freight fixing device for a freight car is provided to stably fix and carry small freights by forming a fixing device to the floor of a freight tray, to stably fix the freights regardless of sizes and shapes of the freights by separating, attaching, opening, and closing a hook or a fixing ring, and accordingly to improve reliability by safely loading freights at any positions of the tray. CONSTITUTION: A freight fixing device for a freight car having a tray in which freights are loaded is composed of a plurality of opening units(14) drilled through a floor(12) of the tray; a cover(16) movably installed to each opening unit; a supporting body(20) rotatively fixed to the inside of the floor to correspond to the opening unit with centering on both ends; a plurality of hooks(30) rotatively fixed to the supporting body; and a rope of which one end is fixed to the floor at the one side of the opening unit and the other end includes a fixing piece releasably fixed to a fixing hole drilled through the floor, hung to at least one of the hooks to fix the freights.
Patent KR-20040038552-A (KR)
Title: A switching apparatus and producing method thereof with equal insertion loss
Inventor: LEE JAE MYEONG
IPC: G02B26/08
Filed: 2002-11-01
Abstract: PURPOSE: A switching apparatus having a constant insertion loss and a method for constructing the same are provided to reduce the manufacturing cost by utilizing an inexpensive variable optical attenuator. CONSTITUTION: A switching apparatus having a constant insertion loss between the specific ports of two planes(11,12) includes an M x N optical switching device(100), an attenuator(15) and a variable optical attenuator(VOA)(16). The M x N optical switching device(100) determine the input and output planes(11,12) so as to have a maximum-minimum loss difference by comparing the maximum-minimum loss difference when the first plane(11) is selected as an output port with the maximum-minimum loss difference and when the second plane is selected as an output port. The attenuator(15) is added for compensating the difference between the maximum loss at each output port of the M x N optical switching device(100) and the specific port. And, the VOA(16) is added to the corresponding output port so as to receive the maximum-minimum loss difference at each of the output ports after the attenuator(15) is added to the specific output port.
Patent KR-20030041102-A (KR)
Inventor: TAMURA MASAKI
IPC: G03F7/20
Filed: 2002-11-15
Abstract: PURPOSE: To provide a microscope which can surely detect the patterns of a work, such as a printed substrate which is coated with a resist and is further formed with a protective layer. CONSTITUTION: A wavelength selection filter 15 which cuts light below 580 nm in wavelength is disposed within an optical path of alignment light (for example within an illumination light source 11 for alignment). The light released by the illumination light source 11 for alignment is guided to an alignment light exit section 13 for darkfield illumination across an optical fiber 14 and irradiates a work mark WAM from outside the optical path of the imaging system of the alignment microscope 1. Part of the diffused light at the edge of the work mark WAM enters a CCD camera 12 through a pellicle P and lenses L1 and L2. The light below 580 nm is cut by the wavelength selection filter 15 and therefore even the patterns of the work which is coated with the resist and is formed with the protective layer can be detected with high sensitivity without being affected by noise.
Patent KR-20040046624-A (KR)
Inventor: SON GYEONG SEOK
IPC: F24F1/00
Filed: 2002-11-28
Abstract: PURPOSE: An air conditioner is provided to easily mount plural circuit boards to a narrow space and easily mount or separate an additional circuit board. CONSTITUTION: An air conditioner has an electric component box(30). The electric component box has a circuit board-housing part(40) one side of which is opened. The circuit board-housing part includes a first circuit board(41) installed to the innermost part of the circuit board-housing part and a second circuit board(42) installed in the circuit board-housing part. The second circuit board is spaced apart from the first circuit board and is connected to the first circuit board through electric connection.
Patent KR-20030043779-A (KR)
Title: Welding apparatus and method using laser beam
Inventor: CHO HEUNG KI
IPC: B23K26/20
Filed: 2002-11-28
Abstract: PURPOSE: A laser beam welding device and a method thereof are provided to weld easily by generating symmetrical welding beads perfectly with using a laser beam without adjusting the welding line through a microscope by a worker or automatic seam tracking. CONSTITUTION: A laser beam welding device comprises a gas supply unit; a laser beam generator(20) generating laser beam; a reflector reflecting the laser to the object to be welded and vibrating at high speed; a focus lens(40) focalizing the laser from the reflector on the object; a display unit photographing and displaying welding the object by the focused laser beam; a computer(66) controlling components; and a moving unit transferring the welded object. The laser beam welding device welds the inside and the outside of welded metal bellows by welding metal sheets symmetrically and perfectly with using continuous wave or pulse type laser beam.
Patent KR-20030079661-A (KR)
Title: 포토마스크의 제조 공사 기간을 단축할 수 있는포토마스크 공급 시스템
IPC: G06Q10/08
Filed: 2002-11-30
Abstract: 발주자 컴퓨터(300)로부터, 포토마스크 패턴에 대한 치수 길이 측정 방법과 마스크 설계 데이터를 갖는 사양 데이터가 통신 회선(500)을 통해 송신된다.  소자 치수 연산 장치(100)는 치수 길이 측정 방법과 마스크 설계 데이터에 따라, 길이 측정 레시피를 생성하고, 소자 치수 길이 측정 장치(200)로 송신한다.  소자 치수 연산 장치(100)는 길이 측정 데이터와 마스크 설계 데이터에 기초하여 패턴의 제조 오차 데이터를 연산하여 도출하고, 통신 회선을 통해 발주자에게 송신한다.
Patent KR-20040048275-A (KR)
Title: Mobile Telecommunication Terminal Capable of Searching and Storing Sender's and Receiver's Telephone Number and Control Method Thereof
Inventor: KIM YEONG HWAN
IPC: H04B1/40
Filed: 2002-12-02
Abstract: PURPOSE: A mobile terminal having various searching and storing functions of an origination and destination phone numbers and a control method thereof are provided to classify and display origination and destination phone numbers variably, and store phone numbers individually or collectively. CONSTITUTION: A key input unit(104) sets or releases a history search mode, or classify history lists according to a specific classification reference. A microprocessor(114) receives and interprets a history search mode key value and a classification reference key value, generates a control signal of the history search mode and transmits it, and controls a general function of a mobile terminal. A data storing unit(108) temporarily stores destination history, origination history and call history. A program memory(112) stores a history classification program. A SIM(Subscriber Identity Module)(112) stores user information and various data required for operating the mobile terminal. An LCD(106) displays a history list.
Patent KR-20040049566-A (KR)
Title: Data processor apparatus and method for digital data broadcasting
Inventor: CHOI JI HUN
IPC: H04N7/08
Filed: 2002-12-06
Abstract: PURPOSE: A data processing device for digital data broadcasting is provided to efficiently transmit data in consideration of a limited transmission bandwidth and a receiver memory, thereby increasing a reacting speed of data in a receiver. CONSTITUTION: A data server(17) comprises as follows. A data server controller(21) controls generation of a data message according to contents layer information. A control message generator(22) generates a data control message according to a control signal of the data server controller(21). A data message generator(23) generates the data message according to the control signal of the data server controller(21). A multiplexer(24) multiplexes the data control message and the data message according to the control signal, and outputs the multiplexed messages.
Patent KR-20040050116-A (KR)
Title: Method of manufacturing a semiconductor device
Inventor: SA SEUNG HUN
IPC: H01L21/265
Filed: 2002-12-09
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to minimize TED(Transient Enhanced Diffusion) and restrain the increase of a threshold voltage by stably diffusing implanted-ions through a spike annealing process. CONSTITUTION: A gate electrode(20) is formed on a semiconductor substrate(10). The first and second LDD(Lightly Doped Drain) region(24,26) are sequentially formed at both sides of the gate electrode in the semiconductor substrate. An RTA(Rapid Thermal Annealing) process is carried out on the resultant structure. A spacer is formed at both sidewalls of the gate electrode. A source and drain is completed by implanting heavily doped dopants into the semiconductor substrate.
Patent KR-20040050031-A (KR)
Title: Steam car wash
Inventor: LEE JONG KUN
IPC: B60S3/00
Filed: 2002-12-09
Abstract: PURPOSE: A device for washing a car with steam is provided to effectively wash the car even with some water by heating water and storing steam. CONSTITUTION: A device for washing a car with steam is composed of a body having a control unit and a jet gun coupling unit, a water tank(2) installed in the body, a pump(3), a heating unit(6), a steam tank(7), a pressure switch(8), and a jet gun(9). The heating unit includes a heating bar(61), a circulation tube(62) wound around the heating bar and connected to the pump, an insulating material(63) covering the circulation tube, and a case(64). The steam tank includes an inner case connected to the circulation tube, a heating plate installed at the outer circumference of the inner case and covered with an insulating material, and an outer case. The pressure switch switches the heating plate on/off according to the pressure in the steam tank.
Patent KR-20030011737-A (KR)
Title: Recycling method and apparatus of lithium secondary battreies using electrochemical refluxing method
Inventor: HAN KYOO SEUNG
IPC: H01M10/54
Filed: 2002-12-10
Abstract: PURPOSE: Provided are a method and an apparatus for recycling lithium secondary batteries by using electrochemical reflux, which can recover cobalt compounds used for cathode active material of newly produced lithium secondary batteries. CONSTITUTION: The method for recycling lithium secondary batteries comprises the steps of: selecting waste lithium secondary batteries and separating cathodes of the lithium secondary batteries by removing outer plastic packing materials; dissolving the separated cathodes in a reactor containing an alkali water solution with 100-200deg.C; adjusting the electrochemical reflux condition to the dissolved material and extracting the cobalt compounds selectively on a reacting electrode in the reactor; recovering the cobalt compounds and washing and drying. And the apparatus for recycling the lithium secondary batteries contains the reactor(315), a couple of reacting electrodes(319), an outer container covering the lower part of the reactor and heating the alkali water solution, and a condenser(322) mounted on the upper part of the reactor.
Patent KR-20040051812-A (KR)
Title: Gear box of steering device for vehicle
Inventor: KIM YEONG RAE
IPC: B62D3/12
Filed: 2002-12-13
Abstract: PURPOSE: A gearbox of a steering system is provided to improve durability and reduce noise by forming a grease groove to the side of a groove for sliding balls of a rack piston and a ball screw. CONSTITUTION: A gearbox of a steering system is composed of an input shaft(205) disposed in a housing(200) and rotated by receiving steering force generated by a driver; a ball screw(210) installed to the front end of the input shaft to interlock with the input shaft; a rack piston(215) formed out of the ball screw to slide in the axial direction with interposing balls(212) between the ball screw and the rack piston; and grease grooves formed at the lowest side of a gear groove of the ball screw along the gear groove and also at the lowest side of the gear groove of the rack piston along the gear groove. The section of the grease grooves formed at both the ball screw and the rack piston is a semi-circle shape.
Patent KR-20030051313-A (KR)
Inventor: KOHNE MICHAEL
IPC: A47K10/32
Filed: 2002-12-13
Abstract: PURPOSE: A diaper dispenser is provided to simplify the storage and removal of the diapers so that the respective bottommost diaper preferably comes to lie between thumb and index finger of the removing hand and is withdrawn at an angle in forward and downward direction. CONSTITUTION: In the diaper dispenser having a container(1) designed for receiving horizontally stacked diapers, a wall, a bottom(9) and a removal opening disposed therebetween, through which the bottommost diaper is withdrawn, the removal opening is disposed in the front wall(2) of the container(1) and comprises an approximately slot-shaped entry hole(7) extending upward from the lower edge(2c) of the front wall(2), and a recess(8) which constitutes a set-off of the edge(9a) of the bottom(9) of the container(1) on the side of the front wall, the front wall(2) has a flute(2b) in the vicinity of the entry hole(7), and the front wall(2) constitutes a snap-on cover of the container(1). The entry hole(7) has a height exceeding the thickness of a stacked diaper.
Patent KR-20040055465-A (KR)
Title: Method for improving photoresist selectivity rate in fabricating semiconductor device
Inventor: PARK WON SEONG
IPC: H01L27/108
Filed: 2002-12-21
Abstract: PURPOSE: A method for improving the selectivity of a photoresist layer in fabricating a semiconductor device is provided to minimize the erosion of the photoresist layer by using polymer for increasing the margin of the photoresist layer in etching the oxide layer of a capacitor of the semiconductor device. CONSTITUTION: A storage node oxide layer is formed on a semiconductor substrate(11). A hard mask layer(23) is formed on the storage node oxide layer. A photoresist layer pattern is formed on the hard mask layer. The hard mask layer is selectively removed by using the photoresist layer pattern as a mask. A predetermined thickness of the storage node oxide layer is eliminated by using the photoresist layer pattern as a mask. A polymer generating process is performed while the photoresist layer pattern is consumed, so that polymer is formed on the storage node oxide layer whose part is eliminated. A process for eliminating the photoresist layer pattern and a cleaning process are performed to eliminate the polymer. The storage node oxide layer is removed by using the hard mask layer as a mask.
Patent KR-20040058983-A (KR)
Title: Forward/reverse rotation compressor driving apparatus and method for refrigerator equiped with pole change motor
Inventor: KIM TAE HYEONG
IPC: F25D29/00
Filed: 2002-12-27
Abstract: PURPOSE: A forward/reverse rotary compressor operation control device and method of a refrigerator with a pole-changing motor is provided to rotate forward or reverse a compressor to an operation mode of the refrigerator selected by users and to increase operation efficiency of the refrigerator by operating the compressor to 2 or 4-pole by using the pole-changing motor applied with a hysteresis band. CONSTITUTION: A forward/reverse rotary compressor operation control device of a refrigerator with a compressor for rotating forward and reverse and changing poles is composed of a mode selecting unit(15) for selecting an operation mode of the refrigerator by users; a microcomputer(12) for outputting an operation control signal for controlling the operation direction of the compressor and a pole-changing control signal for controlling the pole-change of a pole-changing motor to the operation mode of the refrigerator selected by the mode selecting unit; a forward/reverse rotation signal generating unit(11) for driving the compressor by generating a forward or reverse rotation signal by the operation control signal of the microcomputer; and a pole-changing signal generating unit(14) for driving the compressor by generating the pole-changing signal for selecting 2 or 4-pole of the pole-changing motor by the pole-changing control signal of the microcomputer.
Patent KR-20040062218-A (KR)
Inventor: AHN DONG JUN
IPC: C12N5/18
Filed: 2002-12-31
Abstract: PURPOSE: A monoclonal antibody against classical swine fever virus (CSFV), a hybridoma cell line producing the same, and a method for detecting CSFV using the same are provided, thereby significantly reducing the time for detecting the classical swine fever virus (CSFV), and improving the accuracy of the detection. CONSTITUTION: The monoclonal antibody against classical swine fever virus (CSFV) is produced from the hybridoma cell line CSFV-LOM 1(KCLRF-BP-00069) or hybridoma cell line CSFV-LOM 2(KCLRF-BP-00070). A conjugate of peroxidase and monoclonal antibody against CSFV is provided. The method for detecting CSFV comprises the steps of: (1) diluting the monoclonal antibody against CSFV in a coating buffer solution, spotting the diluted solution on ELISA plate, and adsorbing it; (2) cleaning the ELISA plate to remove unadsorbed monoclonal antibody; (3) reacting a feces sample with the plate; (4) cleaning the plate to remove the feces sample unbound by the monoclonal antibody for coating; (5) reacting the monoclonal antibody for detecting with an enzyme conjugate; (6) cleaning the plate to remove unbound conjugate; and (7) adding a substrate into the plate and measuring the absorbance by the chromogenic reaction.
Patent KR-20020033751-A (KR)
Title: 이소트레티노인의 제조방법
IPC: C07C61/16
Filed: 2000-07-24
Abstract: 본 발명은 이소트레티노인으로 통상적으로 알려져 있는 비타민 A 산의 13-cis 이성체를 단일 단계로 제조하는 방법에 관한 것이다.
Patent KR-20020021173-A (KR)
IPC: C21B13/10
Filed: 2000-08-07
Abstract: 본 발명은 금속을 함유하는 원료물질을 직접제련하기 위한 공정을 개시한다. 철 산화물이 예비-환원(pre-reduction) 용기에서 고체상태로 부분적으로 환원된다. 상기 부분적으로 환원된 철 산화물은 철의 용융 욕(molten bath)을 함유하는 직접제련 용기에서 용선으로 제련되는데, 상기 용기에는 그 안에서 생성된  일산화탄소 및 수소를 후-연소하기 위한 산소 함유 가스와 함께 환원제 및 에너지원으로서 고체 탄소질(carbonaceous) 물질이 공급된다. 상기 직접제련 공정은 황을 함유하는 이탈 가스(off-gas)를 생성하고, 이탈 가스가 직접제련 용기로부터 방출된다. 상기 직접제련 용기로부터 방출된 이탈 가스의 단지 일부만이 예비-환원 공정에서 사용되어 상기 예비-환원 용기에서 철 산화물을 예비-환원하게 된다. 또한 직접제련 용기에 상기 부분적으로 환원된 철 산화물과 함께 회수되는 황의 양을 제어하기 위하여 상기 후속 가스의 단지 일부만이 예비-환원 공정에서 이용된다.
Patent KR-20020037041-A (KR)
IPC: C01G23/07
Filed: 2000-08-28
Abstract: BET 비표면적이 3m 2 /g∼200m 2 /g인 산화 티탄 미립자는, 4 염화 티탄을 산화성 가스로 고온 산화함으로써 산화 티탄을 제조하는 기상법에 있어서, 4 염화 티탄을 포함하는 가스 및 산화성 가스를 각각 500℃ 이상으로 예열한 후 반응관에 공급하여 반응시킴으로써 얻어진다. 이 미립자상 산화 티탄은 응집이 적은 미립자으로서, 분산성이 우수하다.
Patent KR-20020028230-A (KR)
IPC: H04N21/4367
Filed: 2000-09-01
Abstract: 본 발명은 보안 액세스 시스템 내의 정보에 보안을 제공하는 방법에 관한 것이다.  일 실시예에서 본 발명에 의한 방법은 기능 유닛에 대하여 허가를 부여하기 위하여 조건부 액세스 시스템에서 정보에 보안을 제공한다.  기능 유닛은 이 기능 유닛과 관련된 필요 요건들을 가지고 있다.  전송관은 컨텐츠 수신기를 액세스할 수 있는 자격이 있다.  기능 유닛과 관련된 권리들이 수신된다.  권리는 필요 요건과 연관되어 있다.  권리는 비교 사항과 비교하여 검사된다.
Patent KR-20020033791-A (KR)
IPC: G10L15/02
Filed: 2001-07-09
Abstract: 화자에 의해 발성된 음성은 마이크로폰(1)에 의해 집음되어, A/D 컨버터(2)를 거쳐서 신호 지연부(3) 및 음성 레벨 추정부(4)에 인가된다.  음성 레벨 추정부(4)는 인가되는 디지털 음성 신호로부터 음성 레벨의 추정값의 산출을 한다.  신호 지연부(3)는 미리 정해진 음성 레벨 상승 시간만큼을 지연시킨 디지털 음성 신호를 음성 레벨 조정부(5)에 인가하고, 음성 레벨 조정부(5)는, 음성 레벨의 추정값에 근거하여 디지털 음성 신호의 음성 레벨의 조정을 하여, 음성 레벨의 조정후의 출력을 음성 인식부(6)에 인가한다.  음성 인식부(6)는 인가되는 음성 레벨의 조정후의 출력에 따라 음성 인식을 한다.
Patent KR-20020060712-A (KR)
IPC: H03K19/0175
Filed: 2000-09-27
Abstract: 본 발명의 일 실시예에 따라서, 시스템은 보상치 발생기를 구비한 집적 회로를 포함한다.  보상치 발생기는 다수의 보상치를 처리하여 보상 회로에 의해 이용될 수 있는 보상치를 발생시킨다.
Patent KR-20020057982-A (KR)
IPC: G02B27/02
Filed: 1999-10-29
Abstract: 본 발명의 디스플레이 장치는 2개의 축을 중심으로 스캔 동작을 하는 영상 소스를 포함한다.  제2 축을 중심으로 한 스위핑 도중의 제1 축을 중심으로 한 운동을 상쇄하기 위해서, 본 발명의 장치는 제2 축을 중심으로 한 스캐닝 속도의 2배의 속도로 상기 제1 축을 중심으로 한 상쇄 운동을 발생시키는 구조를 포함한다.  상쇄 스캔 동작은 램프 또는 다른 형태를 가질 수 있다.  한 실시예에서 상쇄 운동은 공진 사인 파형이다.  상쇄 운동은 기계적 스캐너, 압전 스캐너, MEMs 스캐너 또는 기타의 보조 스캐너에 의하여 발생될 수 있다.  상쇄 운동이 매우 작기 때문에, 보조 스캐너는 매우 작은 스캔 각도를 가지고 동작할 수 있다.
Patent KR-20020076241-A (KR)
Title: Oriented nanofibers embedded in polymer matrix
IPC: C08K7/04
Filed: 2000-12-07
Abstract: A method of forming a composite of embedded nanofibers in a polymer matrix is disclosed. The method includes incorporating nanofibers in a plastic matrix forming agglomerates, and uniformly distributing the nanofibers by exposing the agglomerates to hydrodynamic stresses. The hydrodynamic said stresses force the agglomerates to break apart. In combination or additionally elongational flow is used to achieve small diameters and alignment. A nanofiber reinforced polymer composite system is disclosed. The system includes a plurality of nanofibers that are embedded in polymer matrices in micron size fibers. A method for producing nanotube continuous fibers is disclosed. Nanofibers are fibrils with diameters of 100 nm, multiwall nanotubes, single wall nanotubes and their various functionalized and derivatized forms. The method includes mixing a nanofiber in a polymer; and inducing an orientation of the nanofibers that enables the nanofibers to be used to enhance mechanical, thermal and electrical properties. Orientation is induced by high shear mixing and elongational flow, singly or in combination. The polymer may be removed from said nanofibers, leaving micron size fibers of aligned nanofibers.
Patent KR-20020071892-A (KR)
IPC: C07D295/205
Filed: 2000-12-22
Abstract: 하기 화학식 (I)의 방향족 디아미드 유도체 또는 이의 염; 농원예용 약제; 및 이의 사용방법: 
     [화학식 I] 
     
       
     
     [식 중, A 1 은 임의 치환된 C 1-8 알킬렌, C 3-8 알케닐렌 등이고; B 는 -O- 또는 -N(R 4 )- 이며(여기서, R 4 는 H, C 1-6 알킬, 할로 C 1-6 알킬 등이다); R 1 은 H, C 1-6 알킬, 임의 치환된 페닐, 임의 치환된 헤테로시클릭기 등이고; R 2 및 R 3 는 각각 H, C 3-6 시클로알킬, 또는 -A 2 -R 8 이며(여기서, A 2 는 -C(=O)-, -C(=S)-, 또는 -C(=NR 9 )- 이며; R 8 및 R 9 는 각각 H, C 1-6 알킬 등임); Q 1 ∼ Q 5 는 각각 탄소 또는 질소이고; X 및 Y 는 각각 할로게노, 시아노, 니트로, C 3-6 시클로알킬, 임의 치환된 페닐, 임의 치환된 헤테로시클릭기 등이며; n 은 0 내지 4 이고; m 은 1 내지 5 이며; Z 1 및Z 2 는 각각 O 또는 S 이다]. 
     상기 약제는 벼, 과수, 야채, 기타 작물, 화초, 관상 식물 등에 유해한 각종 농업, 산림 및 원예 해충, 및 저장 곡물 해충에 대해 현저한 방제 효과를 나타낸다.
Patent KR-20030023610-A (KR)
IPC: C08F24/00
Filed: 2001-10-31
Abstract: 본 발명은 하기 화학식 1, 2A, 2B 또는 2C로 표시되는 골격 중 1종 이상을 포함하는 포토레지스트용 고분자 화합물에 관한 것이다. 
     <화학식 1> 
     
       
     
     <화학식 2A> 
     
       
     
     <화학식 2B> 
     
       
     
     <화학식 2C> 
     
       
     
     상기 식 중, R은 지환족 골격이고, R x1 중 1개 이상은 전자흡인성기이며, 나머지는 동일하거나 상이할 수 있으며 수소 원자 또는 1가의 유기기이다.