baber/WOPTO huggingface dataset:
Patent KR-20120002476-A (KR)
Title: Method and device for operating an internal combustion engine
Inventor: AZADEH REZA
IPC: F02D41/22
Filed: 2011-06-29
Abstract: PURPOSE: Method and device for operating an internal combustion engine are provided to ensure high protection against drawbacks since the monitoring of the functionality of CILC(Cylinder-Individual Lambda Control), the determination of an adaptive value, the monitoring of adaptation are simply performed. CONSTITUTION: A method for operating an internal combustion engine is as follows. Each injection valve(34) for fuel metering is assigned to a plurality of cylinders(Z1~Z4). An exhaust gas probe(41) is arranged in an exhaust gas pipe(40). The measuring signal of the exhaust gas probe indicates the air fuel ratio of each cylinder. The measuring signal of a crankshaft's angle sensor(22) indicates the angle of a crankshaft(21). If one or more pre-defined conditions are satisfied within a pre-defined operating range of the internal combustion engine, rough-running based cylinder-individual diagnosis is performed on harmful emission before the activation of CILC is enabled.
Patent KR-20130005795-A (KR)
Title: Vending machine for bus station of center lane
Inventor: KWUN YOUNG PIL
IPC: G09F9/30
Filed: 2011-07-07
Abstract: PURPOSE: A vending machine for a bus stop in a median bus lane is provided to enable users to purchase a product and receive information for a bus arrival time together, thereby not missing a bus. CONSTITUTION: A vending machine(100) includes a vending machine main body(101), an electronic advertisement board(108), display units(116,124) and a wastebasket unit(150). The vending machine main body is installed in a bus stop in a median bus lane. The electronic advertisement board is installed in front of an upper side in the vending machine main body. A pair of display units is installed in both sides of the vending machine main body and display a bus arrival time guide screen. [Reference numerals] (108) Electronic advertisement board; (116) First display unit; (117) First touch screen; (124) Second display unit; (125) Second touch screen; (131) T money checking/charging unit; (135) Balance display unit; (153) Height sensor; (160) Control unit; (163) Wired and wireless communication unit; (166) Message transmission unit
Patent KR-20130006174-A (KR)
Title: Fermenting apparatus and method for using the same
Inventor: SONG KWANG HO
IPC: C12P7/06
Filed: 2011-07-08
Abstract: PURPOSE: An apparatus for fermenting microorganisms is provided to quickly remove excessive gas, especially carbon dioxide from a channel and to enhance product purity. CONSTITUTION: An apparatus for fermenting microorganisms comprises: a first plate with a first channel on the surface for adhering the microorganism; and a second plate which has a second channel corresponding to the first channel and is laminated on the first plate for form a flow path. Each inside of the first and second channels is a hydrophobic substrate and a hydrophilic substrate(31). The first and second plates are a hydrophobic substrate and a hydrophilic substrate, respectively. The hydrophobic substrate is polypropylene or polycarbonate. The hydrophilic substrate is glass, acrylonitrile butadiene styrene(ABS), poly carbonate(PC), or polyamide.
Patent KR-20130007913-A (KR)
Title: Bolt fastening member supply feeder
Inventor: KO KANG HO
IPC: B23Q7/06
Filed: 2011-07-11
Abstract: PURPOSE: A feeder for supplying a bolt joining member is provided to as a plurality of washers successively is pushed by washer magazine, erected, and fed to spots where the washer is needed, thereby improving convenience and efficiency in the construction of a building. CONSTITUTION: A feeder for supplying a bolt joining member comprises a nut pushing magazine(20) and a nut pushing unit(40). The nut pushing magazine comprises a nut feeding unit and a transferring path. A nut magazine(30) loading a plurality of nuts(2) is mounted in the nut feeding unit. The transferring path is formed in a longitudinal direction and guides the forward movement of the nut. The nut pushing unit moves the nut which is inserted into the transferring path of the nut pushing magazine through the nut magazine forward to a nut outlet, thereby pushing the nut through the nut outlet.
Patent KR-20120038359-A (KR)
Title: Scribing apparatus and method for having a analysis function of material distribution
Inventor: JEONG SUNG HO
IPC: H01L31/18
Filed: 2011-07-15
Abstract: PURPOSE: A scribing apparatus and a method thereof are provided to reduce manufacturing costs by measuring distribution of a material which forms a solar cell or a semiconductor while simultaneously performing a scribing process. CONSTITUTION: A laser projection part performs a scribing process by projecting a laser to a scribing position of an analysis subject. A spectrum detection optical part(120) detects a spectrum generated from a plasma which is formed by the projected laser. A spectrum data storage part(140) stores spectrum state information of each material which forms the analysis subject. A spectrum analysis part analyzes a material distribution state by comparing the detected spectrum and the spectrum state information. A scribing laser module(113) projects the laser for scribing. An analysis laser module projects the laser in order to analyze the material distribution state.
Patent KR-20130010543-A (KR)
Title: Display apparatus and control method thereof
Inventor: KWON OH YUN
IPC: H04N13/00
Filed: 2011-07-19
Abstract: PURPOSE: A display device and a control method are provided to improve recognition structure of cubic effect of a user for an object in a 3D image. CONSTITUTION: An image processing unit receives an ID of a first shutter glasses(S100). The image processing unit displays a setting image on a display unit(S110). The image processing unit receives a command changing a disparity value(S120). The image processing unit controls the setting image(S130). The image processing unit stores a selected disparity value in a device storage unit corresponding to the ID(S140,S150). [Reference numerals] (AA) Start; (BB) End; (S100) Receiving ID by communicating with a first shutter glasses; (S110) Displaying a set image; (S120) Is a disparity value changing command received ?; (S130) Controlling the set image based on the changed disparity value; (S140) Is a disparity value selecting command received ?; (S150) Corresponding the selected disparity value to the ID and storing; (S160) Ending the set image
Patent KR-20130011174-A (KR)
Title: 정제수제조시스템 역삼투압 장치 농축수의 재활용시스템 및 그 방법
Inventor: SEO HANG BOK
IPC: B01D61/12
Filed: 2011-07-20
Abstract: 본 발명은 역삼투압 장치의 농축수를 원수탱크나 연수탱크로 순환시켜 농축수를 재활용하는 장치와 그 방법을 고안하였다. 재활용 방법에서 역삼투압장치의 농축수 배수라인에 농축수 회수용 자동밸브와 농축수 배수용 자동밸브를 장착하는 시스템을 채택하였다. 재활용 방법에서 역삼투압장치의 농축수 배수라인에 농축수 회수용 자동밸브와 농축수 배수용 자동밸브를 장착하는 시스템을 고안하였다. 역삼투압장치 농축수 재활용 방법에서 정제수 저장탱크가 만수된 후 연수탱크로 정제수를 순환하고 역삼투압장치의 농축수를 원수탱크나 연수탱크로 유입된다. 역삼투압장치의 농축수 배수라인에 농축수 회수용 자동밸브의 열림시기를 결정함에 있어 콘트롤판넬에 릴레이타임을 설정하여 작동하도록 하였으며 연수탱크로 RO 농축수를 보낼 경우 RO 농축수 회수용 자동밸브의 열림시기는 연수탱크의 용량만큼 정제수제조시스템에 통수된 후에 RO 농축수를 연수탱크로 보내도록 콘트롤판넬에 릴레이타임을 설정하고, 원수탱크로 RO 농축수를 보낼 경우 RO 농축수 회수용 자동밸브의 열림시기는 전처리시스템 배관 및 베셀의 용량과 연수탱크의 용량만큼 정제수제조시스템에 통수된 후에 RO 농축수를 원수탱크로 보내도록 콘트롤판넬에 릴레이타임을 설정하였다. 본 고안을 통하여 역삼투압장치 농축수를 재활용하여 용수절감효과를 가져오며 농축수를 재활용하기 위한 별도의 투자비가 발생하지 않는다.
Patent KR-20130013912-A (KR)
Title: Agriculture mulching film for near-infrared ray reflection
Inventor: CHOI YUN SEOK
IPC: C09B61/00
Filed: 2011-07-29
Abstract: PURPOSE: A mulching film for agriculture is provided to improve the sugar content of fruits by diffuse reflection of a ray in the near infrared ray region from the lower part to the upper part of the crops. CONSTITUTION: A mulching film for agriculture comprises: 100 wt% of synthetic resin, 25-30 wt% of near infrared reflecting dye, and 4-5 wt% of ultraviolet stabilizer. The near infrared reflecting dye reflects rays in the range of 720-740nm. The near infrared reflecting dye is selected among Naphtol AS dyes or carmine dyes. The synthetic resin is selected among the polyethylene resin, the polypropylene resin, the ethylene vinyl acetate resin. The mulching film for agriculture forms concavo-convex shapes with constant intervals on the surface of the film. The mulching film for agriculture has 35-45% of near infrared ray reflectance.
Patent KR-20130015598-A (KR)
Title: 이상유동을 이용하는 태양광 발전설비의 효율향상설비
Inventor: YU SANG PHIL
IPC: H02S40/42
Filed: 2011-08-04
Abstract: 본 발명은 태양광 발전설비의 효율향상설비에 관한 것이다. 본 발명에 따른 태양광 발전설비의 효율향상설비는, 태양광을 집광하여 전기를 발생시키는 태양광 모듈을 포함하여 구성되는 태양광 발전설비에 냉각수를 분사하여 효율을 유지 또는 향상시키는 태양광 발전설비의 효율향상설비에 있어서, 냉각수를 저장하는 저장탱크: 상기 태양광 모듈에 냉각수를 분사하는 냉각수 분사수단; 및 상기 저장탱크에 저장된 냉각수를 펌핑하여 냉각수 공급관을 통해 상기 냉각수 분사수단으로 공급하는 펌프를 포함하며, 상기 냉각수 분사수단은 내부에 부압을 발생시켜 외부 공기를 유입시키는 벤추리관을 포함하는 것을 특징으로 한다. 
상기한 본 발명에 따른 태양광 발전설비의 효율향상설비에 따르면, 벤추리관을 이용하여 외부 공기가 냉각수와 함께 분사되도록 함으로써 이상유동(Two phase flow)을 통해 태양광 모듈의 냉각 및 세척 성능을 향상시키고 냉각수의 사용량을 절감시킬 수 있다.
Patent KR-20130017176-A (KR)
Title: Rotor core of motor
Inventor: KIM HYUN SEOP
IPC: H02K1/27
Filed: 2011-08-10
Abstract: PURPOSE: A laminated rotor core of a motor is provided to improve moldability, uniformity, and preciseness by forming an inner shape of the laminated rotor core in a predetermined shape of a metal mold. CONSTITUTION: A shaft hole(102) is formed at the center of a rotor core member. The shaft(200) is pressed and inserted and coupled at the shaft hole. Multiple magnet insertion holes(103) are formed nearby the outer periphery of the rotor core member. Multiple tooth(105) are protruded at the inner periphery of the shaft hole. Skives(250) are protruded at the positions corresponding to the multiple tooth of the shaft.
Patent KR-20120026965-A (KR)
Inventor: HU WEICONG
IPC: H03K5/13
Filed: 2011-08-12
Abstract: PURPOSE: A clock management unit is provided to simplify post design by eliminating a test for determining the maintenance of enough intervals between a release time and clock signal of a reset signal in post-design for a chip. CONSTITUTION: A clock management unit(100) is used for driving an external circuit like various circuit modules in a chip. The clock management unit offers clock signals to the external circuit from reset signals for resetting the external circuit at least after two cyclical intervals of the clock signal. A delay unit(110) receives the clock signal and the reset signal. The delay unit outputs a delayed reset signal. An output unit(120) receives the clock signal and the delayed reset signal. The output unit offers the clock signals to the external circuit according to a delayed reset signal. An input unit(130) receives the reset signal and an enable signal.
Patent KR-20130020099-A (KR)
Inventor: HWANG JI WOON
IPC: A47K13/00
Filed: 2011-08-19
Abstract: 본 발명은 변기(100)가 인체고정수단(110)을 포함하여 구성되도록 하는 장치 또는 방법을 통한 변기(100) 및 그 액세서리를 제공한다. 이에 따라 본 발명은 운송수단 등이 흔들려서, 사용자의 배설물이 변기(100) 밖으로 나가 바닥이 더러워지거나, 사용자가 의자에서 흔들리거나, 사용자가 의자에서 떨어지는 등의 결과를 방지한다. 이로 인해 사용자의 사용자 경험을 향상시킬 수 있음은 물론, 사용자를 안전하게 할 수 있다. 특히, 비행기 화장실에서 난기류로 인하여 발생하는 사고를 방지할 수 있다.
Patent KR-20130020142-A (KR)
Title: 내용물 토출이 용이한 지관통
Inventor: KIM HAE SOL
IPC: B65D3/04
Filed: 2011-08-19
Abstract: 본 고안은 종이를 쉽게 꺼낼 수 있는 지관통에 관한 것으로서, 지관통 뚜껑에 막대를 설치해 뚜껑을 열어 올릴 때, 종이도 함께 올라오는 지관통에 관한 것이다.
Patent KR-20130021519-A (KR)
Title: 유기폐기물 칩의 정량공급장치
Inventor: KIM HYUNG TAE
IPC: B09B3/00
Filed: 2011-08-23
Abstract: 본 발명은 유기폐기물을 열분해하여 연료유를 추출하는데 시설되는 유기폐기물의 열분해 장치에서, 유기폐기물을 소정의 칩 형상으로 절단된 것을 일정량 공급하는 유기폐기물의 칩 공급장치에 관한 것으로, 본 발명의 주요 구성은, 유기폐기물을 칩 형태로 분쇄하여 이를 열분해하여 연료유를 추출하는 장치에서 설치되는 유기폐기물 칩의 정량 공급장치에 있어서, 이송컨베이어(4)에 의하여 이송되는 칩을 공급하도록 이송컨베이어(4) 단부에 설치하는 인출부(20)와, 인출부(20) 하단에서 개폐작동하는 플랩댐퍼(14)와, 플랩댐퍼(14) 하부에 설치되며 로드셀(11)을 장착하고 있는 버퍼호퍼(9)와, 버퍼호퍼(9) 하부에 설치하는 플랩댐퍼(10)와, 플랩댐퍼(10) 하부에 설치되며 로드셀(16)을 장착하고 있는 피딩호퍼(12)와, 피딩호퍼(12) 하부에 설치하는 로터리밸브(13)를 포함하는 것을 특징으로 하며, 상기 인출부(20)와 버퍼호프(9) 하단에는 슈트(30)가 구성되고, 슈트(30) 하단에는 샤프트(33)를 축으로 개폐작동하는 플래퍼(32)가 설치되고, 플래퍼(32)는 샤프트(33)에 동축으로 설치되는 레버(35)와 연결되고, 레버(35)는 에어 실린더(31)의 피스톤(34)과 연결되어 작동하도록 구성한 것을 특징으로 하며, 상기 버퍼호퍼(9)와 피딩호퍼(12) 상부에는 배기관(26)을 설치하여, 배기장치(28)의 배기팬(27)에 의한 배기가 이루어지도록 구성한 것을 특징으로 하며, 상기  플랩댐퍼(14)와, 버퍼호퍼(9)와,  플랩댐퍼(10)와, 피딩호퍼(12)와 그리고 로터리밸브(13)에는 배기장치(28)가 연결되어,  플랩댐퍼(14)와, 버퍼호퍼(9)와,  플랩댐퍼(10)와, 피딩호퍼(12)와 그리고 로터리밸브(13)에서 발생되는 에어를 배기시키도록 구성한 것을 특징으로 하며, 상기 이송컨베이어(4)로의 유기폐기물 칩의 공급은,  칩저장실(1)로부터 공급되며, 칩저장실(1)의  하부에서는 스크류컨베이어(3)에 의하여 칩이 이송컨베이어(4)로 공급되며, 또한 칩저장실(1) 하측부에는 인출관(6)이 설치되어, 댐퍼(7)에 의한 작동으로 칩이 공급되게 구성한 것을 특징으로 한다.
Patent KR-20130021522-A (KR)
Title: Oil colledting apparatus of organic waste by thermal decomposition
Inventor: KIM HYUNG TAE
IPC: C10B53/07
Filed: 2011-08-23
Abstract: PURPOSE: An oil collecting apparatus is provided to remove an adhesive adhered in the gas pipe, thereby operating the gas pipe normally without blockage and to collect clean oil. CONSTITUTION: An oil collecting apparatus pyrolyzes the organic waste in a pyrolysis furnace(53), the vapor moves through a perpendicular gas pipe(54), passes through a condenser(44), cooled and the oil is collected in an oil collection tank(47). A gas pipe(41) is installed between the perpendicular gas pipe and the condenser in a cross direction, and a side scraper(42) is installed inside the gas pipe. The side scraper is connected to a rotary shaft rotating by a motor, and removes an adhesive which is piled up in the inner wall, by an operation rotating inside the gas pipe. The side scraper is made in a coil shape, so that the adhesive is pushed to the top end part by a rotation of the side scraper.
Patent KR-20130022132-A (KR)
Title: Performance analysis method of reverse osmosis membrane for freshwater using dispersion analysis process and analysis equipment using the same
Inventor: KIM SUNG HYUN
IPC: C02F1/44
Filed: 2011-08-25
Abstract: PURPOSE: A performance analysis method of a reverse osmosis membrane for desalination of seawater using the variance analysis, and an analysis apparatus performing the same are provided to reduce the time to obtain stabilized result data by storing, managing, and analyzing the measured performance results of the reverse osmosis membrane in a process of analyzing results of a performance test of the reverse osmosis membrane for desalination of seawater. CONSTITUTION: A performance analysis method of a reverse osmosis membrane for desalination of seawater using the variance analysis comprises the following steps: pre-processed seawater is supplied to a test cell in cross-flow form in the pressure of 15-60 bar. The seawater supplied to the cell passes through a reverse osmosis membrane to remove salt, and is extracted and separated from fresh water. Factors of the seawater and fresh water are measured. The water transmission rate and the salt removal rate are produced by using the measured factors.
Patent KR-20120023564-A (KR)
Title: Display apparatus
Inventor: OKAMOTO YOSHIKI
IPC: G02B30/32
Filed: 2011-08-25
Abstract: PURPOSE: A display apparatus is provided to not only ensure flexibility in designing but also reduce moire by spatially dividing images oriented to a plurality of viewpoints with a barrier. CONSTITUTION: A display apparatus(100) comprises a display(110) and a view difference barrier(120). The display displays viewpoint images of N respectively oriented to the viewpoint of N by using pixels having three sub pixels. The view difference barrier is arranged in a front of a display surface(115) or between the back light or the display surface of the display at a predetermined interval from the display surface. The view difference barrier includes a transmission part(120A) formed into a stepped shape in an oblique direction.
Patent KR-20130023997-A (KR)
Title: Rudder
Inventor: KANG CHOONG MOOK
IPC: B63H25/38
Filed: 2011-08-30
Abstract: PURPOSE: A rudder is provided to reduce vibration and vortex by preventing wake generated by the thrust of a propeller from flowing over the top and bottom of the rudder. CONSTITUTION: A rudder(100) comprises a rudder body(110), an upper plate(120), a lower plate(125), and anti-vibration plates. The upper plate and the lower plate are coupled at the top and the bottom of the rudder body. The anti-vibration plates are separately arranged in both sides of the rudder body and are fixed on the upper and lower plates. If force is applied to the rudder body by the rotation of a propeller(200), one anti-vibration plate where relatively strong force is applied is inclined.
Patent KR-20130024594-A (KR)
Title: Battery module improved safety
Inventor: KIM YO JIN
IPC: H01M50/571
Filed: 2011-08-31
Abstract: PURPOSE: A battery module is provided to prevent a large sized external short between batteries which are connected to each other in series. CONSTITUTION: A battery module with a plurality of unit cells(10) has thermoplastic resin(30) which is coated on the surface of a packing material surrounding the unit cell with a thickness of 10-100 micron; or an insulating sheet with a thickness of 100-500 micron on one side of the outermost unit cell of the unit cells. The insulating sheet is additionally mounted between unit cells. The thermoplastic resin is one or more selected from polyethyl vinyl ether, high density polyethylene, low density polyethylene, and polychloro butadiene.
Patent KR-20130030991-A (KR)
Inventor: LIM JONG WOO
IPC: E02F9/16
Filed: 2011-09-20
Abstract: PURPOSE: A foot step for an excavator is provided to prevent the damage due to collision while working by fixing a foot step fixing device inside a body or excavator side frame. CONSTITUTION: A foot step for an excavator comprises a foot step, a step fixing seat(22), and a frame fixing seat(27). The step fixing seat comprises a plurality of through-holes(23) and is projected inside a foot step side plate(21). The frame fixing seat comprises a plurality of combining holes(28) and is mounted inside an excavator lower side frame(30). A fastening member(26) is combined in the step fixing seat and frame fixing seat. The fastening member fixedly maintains a footstep body(20).
Patent KR-20130033125-A (KR)
Title: 컨텐츠변환장치 및 컨텐츠변환방법
Inventor: MOON JI BUM
IPC: H04N13/00
Filed: 2011-09-26
Abstract: 본 발명은 영상컨텐츠인 2D컨텐츠를 3D컨텐츠로 변환하는 컨텐츠변환장치 및 컨텐츠변환방법에 관한 것으로서, 컨텐츠변환방법은, 2D컨텐츠에 포함된 복수의 프레임 중 오브젝트를 추출할 프레임을 표시하는 단계와; 영역을 일괄 지정할 수 있는 UI를 이용하여 사용자의 명령에 따라 상기 표시된 프레임 위에 추출할 오브젝트의 경계영역을 지정하는 단계와; 상기 지정된 경계영역에 기초하여 추출할 오브젝트의 내부영역 및 외부영역을 포함하는 트라이맵(trimap)을 생성하는 단계와; 상기 생성된 트라이맵에 기초하여 상기 오브젝트를 추출하는 단계를 포함한다. 
이에 의하여, 2D컨텐츠로부터 3D컨텐츠를 변환함에 있어서 사용자가 보다 편리하고, 효율적으로 작업을 할 수 있도록 하는 UI를 제공할 수 있다.
Patent KR-20120034052-A (KR)
Title: Sintered valve guide material and method for manufacturing the same
Inventor: FUJITSUKA HIROKI
IPC: C22C38/00
Filed: 2011-09-30
Abstract: PURPOSE: A sintered valve guide material and manufacturing method thereof are provided to keep wear resistance by decentralizing the existing form and quantity of iron carbide phase. CONSTITUTION: A sintered valve guide material is composed of pores and matrix structure. The matrix structure is consists of perlite phase, ferrite phase, iron carbide phase, and copper. The graphite of the metal structure is dispersed in a part of pore. The iron carbide phase is to the area ratio of 3~25% about the metal structure. The copper phase is 0.5~3.5%.
Patent KR-20120034056-A (KR)
Title: Method and system for 60 ghz distributed communication
Inventor: ROFOUGARAN AHMADREZA
IPC: H04W88/06
Filed: 2011-09-30
Abstract: PURPOSE: A method and system for 60 GHz distributed communication is provided to activate RF devices which has antennas located in a proper position about desired signal receiving device. CONSTITUTION: A system creates an IF(Intermediate Frequency) signal by using baseband processing data which is supposed to be transmitted(403). The system communicates the created IF signal through a thin coaxial line(405). The system taps off the IF signal by one or more taps. The system up-converts the IF signal by using the RF(407). The system transmits the RF signals through one or more antennas(409).
Patent KR-20130036405-A (KR)
Title: Fixed fluid offloading apparatus
Inventor: HWANG IN SOON
IPC: F04D29/40
Filed: 2011-10-04
Abstract: PURPOSE: A fixed fluid transfer device is provided to prevent leakage by firmly fixing a pump casing of a transfer pump on the bottom surface of a tank of a floating offshore structure with a support bracket. CONSTITUTION: A fixed fluid transfer device comprises a transfer pump(10) and a support bracket(20). The transfer pump comprises a pump casing(11) closely installed on the bottom surface(2a) of a tank of a floating offshore structure; a rotator(12) rotationally installed inside the pump casing by a rotary shaft(12a); and a stator(13) fixed on the rotator. The support bracket fixes and supports the pump casing of the transfer pump. An impeller(14a) and a spiral inducer(14b) are installed at the bottom of the rotary shaft of the rotator. A suction port(15) is formed at the bottom of the pump casing.
Patent KR-20130042841-A (KR)
Title: Photosensitive resin composition for hard coating
Inventor: LEE YUN JAE
IPC: G03F7/004
Filed: 2011-10-19
Abstract: PURPOSE: A photosensitive resin composition for hardcoating is provided to have the excellent hardness, planarity, sensitivity, heat resistance, transparency and adhesion by including alkali soluble resin containing a specific monomer, and unsaturated ethylene monomer. CONSTITUTION: A photosensitive resin composition for hardcoating comprises an alkali soluble resin, an unsaturated ethylene monomer, a photopolymerization initiator, and a solvent. The alkali soluble resin is a copolymer resin of: a monomer represented by chemical formula 1- CH2=CR1COORf; unsaturated carboxylic acid, unsaturated carboxylic acid anhydride or their mixture; unsaturated compound having epoxy group; and olefin unsaturated compound. In the chemical formula 1, R1 is hydrogen or alkyl having 1-3 carbons, and Rf is perfluoroalkylene. The mass average molecular weight of the alkali soluble resin is 5000-20000. The monomer represented by the chemical formula 1 is included by 5-20 weight% in the alkali soluble resin. The alkali soluble resin is included by 5-50 weight% in the composition. The unsaturated ethylene monomer is acryl monomer having more than 2 unsaturated ethylene bonds. The unsaturated ethylene monomer is included by 5-60 weight% to the whole content of the composition.
Patent KR-20130042979-A (KR)
Title: Greenification composition containing plant fiber, preparation thereof and mehthod for greenifying using the same
Inventor: PARK WAN SUN
IPC: E02D17/20
Filed: 2011-10-19
Abstract: PURPOSE: A novel greening composition is provided to improve the property using tress waste. CONSTITUTION: A method for preparing a greening composition using a vegetable fiber comprises: a step of pulverizing tree waste in a size of 0.05-1 cm; and a step of pulverizing and mixing 35-45 wt% of pulverized tree waste, 25-35 wt% of one or more kinds of dried plants, and 20-40 wt% of compost containing pig manure to prepare a mixture. The dried plants include riparian plants, corn stalks, corn leaves, rice straw, blown rice straw, and wheat straw. The composite contains 35-45 wt% of pig manure, 25-45 wt% of leaf mold, 15-25 wt% of clay san, and 5-15 wt% of zeolite. A biodegradable binder is a polylactic acid-based biner(PLA).
Patent KR-20130043467-A (KR)
Title: 유체동압베어링 어셈블리 및 이를 포함하는 스핀들 모터
Inventor: PARK WON KI
IPC: H02K5/16
Filed: 2011-10-20
Abstract: 본 발명은 샤프트와, 상기 샤프트의 상부에 결합된 상부 스러스트 부재와, 상기 샤프트의 하부에 결합된 하부 스러스트 부재와, 상기 샤프트에 회전가능하도록 삽입되고, 상기 상부 스러스트 부재 및 상기 하부 스러스트 부재가 삽입되는 스러스트 부재 수용홈이 형성된 슬리브를 포함하고, 상기 샤프트와 슬리브 사이에 오일이 주입되어 유체동압베어링부가 형성되고, 상기 스러스트 부재 수용홈에 오일이 내재되어 상기 상부 스러스트 부재와 슬리브 사이에 오일계면이 형성되고, 상기 하부 스러스트 부재와 슬리브 사이에 오일계면이 형성된다.