baber/WOPTO huggingface dataset:
Patent KR-20100025726-A (KR)
Title: Variable coil-probe for a magnetic curer
Inventor: KIM WHI YOUNG
IPC: A61N2/00
Filed: 2008-08-28
Abstract: PURPOSE: A variable form coil probe for a magnetic curer is provided, which can output magnetic pulse according to the various diseases or lesion. CONSTITUTION: A variable form coil probe for a magnetic curer is constituted as follows. Coils(131,133) of the hook shape consisting of the insulating cover are laminated and formed in a multi-stage. Each coil revolves at the constant angle about the center of rotation which locates in order to correspond to each other on one side of laminated each coil.
Patent KR-20100025767-A (KR)
Title: Synthetic hair filament and method for preparing the same
Inventor: KIM JONG CHUN
IPC: D01D5/28
Filed: 2008-08-28
Abstract: PURPOSE: Synthetic hair filaments with sheath/core structure and a manufacturing method thereof are provided to improve heat resistance, tactility luster etc similar to real hair, and to prevent deformation of the fiber by thermal bonding. CONSTITUTION: Synthetic hair filaments has sheath/core structure consisting of a core part(1) and a sheath part(2). The sheath part has a core part. The core part forms polyphenylenesulfide(PPS). The sheath part includes polyester-based resin. The core part further includes a quenching agent selected with an organic particle or an inorganic particle. The sheath part further includes a flame retardant and the quenching agent or a mixture of the flame retardant and the quenching agent.
Patent KR-20100027451-A (KR)
Title: Flameretardant panel using rice hulls and preparation thereof
Inventor: JANG JAE GAB
IPC: E04C2/26
Filed: 2008-09-02
Abstract: PURPOSE: A flame-retardant board using chaff and a manufacturing method thereof are provided to use the board as environment-friendly interior and exterior materials of a building. CONSTITUTION: A flame-retardant board using chaff comprises a base material and a binding material. The base material is composed of chaff 30~70 weight% and porous inorganic mineral 70~30 weight%. The binding material contains inorganic mineral adhesive 10~20 weight%. The inorganic mineral adhesive comprises refined sodium silicate and mixture which is composed of aluminum hydroxide powder, copper oxide powder, zinc oxide powder, sodium silicate, and methyl cellulose.
Patent KR-20100027787-A (KR)
Title: 불휘발성 메모리 장치의 동작 방법
Inventor: YANG HEA JONG
IPC: G11C16/06
Filed: 2008-09-03
Abstract: 본원 발명의 불휘발성 메모리 장치의 동작 방법은 외부 입력데이터를 제1 버퍼 및 불휘발성 메모리에 저장시키는 단계와, 상기 불휘발성 메모리에 저장된 데이터를 독출하여 제2 버퍼에 저장시키는 단계와, 상기 제1 버퍼 및 제2 버퍼에 저장된 데이터를 비교하여 페일 비트의 개수를 판단하는 단계와, 상기 페일 비트가 최외곽 셀들에서 발생하였는지 여부를 판단하는 단계와, 상기 페일 비트가 최외곽 셀들에서 발생한 경우 상기 페일 비트의 개수가 ECC(Error correcting code) 처리 비트수 보다 큰지 여부를 판단하는 단계와, 상기 페일 비트의 개수가 상기 ECC 처리 비트수 보다 큰 경우 해당 최외곽셀들을 더미 셀로 설정하는 단계를 포함하는 것을 특징으로 한다. 
       
     최외곽 셀, 페일 비트, 더미 셀
Patent KR-20100028219-A (KR)
Inventor: CHUNG WOONG NAM
IPC: A45B25/00
Filed: 2008-09-04
Abstract: 본 발명은 기존 우산이나 양산의 살을 좀 더 강하고 탄성이 있는 4∼6개의 둥근 호형의 우산살로 대체하여 내부 지지용 살을 없애고 이를 접을 시 둥근 금속 봉모양의 우산이나 양산을 말하며, 그 막은 고탄력의 우레탄이나 실리콘으로 살과 살 사이에 설치되어 펼칠 시 확장하여 우산이나 양산의 막으로 활용되는 우산이나 양산에 관한 것이며, 접었을 시 우산막이 외부로 나오질 않아 차량이나 사무실 가게 등 복잡한 곳에서 타인에게 피해를 주지 않고 간편하게 처리 할 수 있는 특징이 있다. 
       
     우산대, 호형우산살 ,우산막, 우산막지지봉(일자형, 경사형)
Patent KR-20100028928-A (KR)
Title: Polymer electrolyte and lithium secondary battery using the same
Inventor: KIM SEOK
IPC: H01M10/05
Filed: 2008-09-05
Abstract: PURPOSE: A polymer electrolyte for a lithium secondary battery is provided to ensure high ion conductivity and excellent electrochemical safety, and to improve mechanical and electrical properties of a lithium secondary battery. CONSTITUTION: A polymer electrolyte for a lithium secondary battery comprises a polymer, lithium salt, plasticizer and organic solvent. The polymer is a mixture of a polar polymer and an oxide-based polymer. The polar polymer is at least one selected from the group consisting of poly(methyl methacrylate), poly(vinylidene fluoride) and poly(vinyl chloride)].
Patent KR-20100029508-A (KR)
Title: Semiconductor memory device and word line driving method of the same
Inventor: YUN TAE SIK
IPC: G11C8/18
Filed: 2008-09-08
Abstract: PURPOSE: A semiconductor memory device and a driving method thereof are provided to reduce total area and current consumption of a memory device by reducing a circuit for decoding an address. CONSTITUTION: A block decoding units(1221,1231,1321) generates a block selection signal by decoding an address for selecting a corresponding cell block. A block information address generation units(1222,1232,1322) generates a block information address enabled only in the selection state of a corresponding cell block by operating a logic combination between the block selection signal and an address. A word line driving units(1223,1233,1323) select a word line by using the block information address. The block decoding unit, the block information address generation unit and word line driving unit are formed in each cell block(1220,1230,1320).
Patent KR-20080085817-A (KR)
Title: Method of determining motion vector
Inventor: JEON BYEONG MOON
IPC: H04N19/105
Filed: 2008-09-11
Abstract: A motion vector determining method is provided to select one motion vector if a co-located macro block of a list 1 reference picture of a direct mode of a B picture has two motion vectors, and induce a motion vector of the direct mode of the B picture from the selected motion vector, thereby improving possibility that a direct mode is selected as a prediction mode of a macro block. A motion vector inducing method of a B(Bi-predictive) block comprises the following steps. If a co-located block located in a reference picture has list 1 and list 0 motion vectors, the list 0 motion vector of the co-located block is selected as a motion vector for inducing a motion vector of the B block. At least one motion vector of the B block is induced by applying bit operation, for performing right shifting as much as 8 bits, to the selected motion vector.
Patent KR-20090031282-A (KR)
Title: Determining profile parameters of a structure using a dispersion function relating process parameter to dispersion
Inventor: LI SHIFANG
IPC: G01N21/17
Filed: 2008-09-19
Abstract: Profile parameter determination of a structure using a dissipative function relating a process parameter in dispersion is provided to calculate dispersion value by using a process parameter value and a dissipative function. Profile parameter determination of a structure using a dissipative function relating a process parameter in dispersion comprises: a step(302) of producing an optic measuring model(profile parameter, process parameter, and dispersion) to a structure; a step(304) of acquiring a dissipative function which relates the process parameter in dispersion; a step(306) of producing a simulate diffraction signal by using the optic measuring model, process parameter value and dispersion value; a step(308) of acquiring a measurement diffraction signal of the structure; and a step(310) of comparing in the simulate diffraction signal with the measurement diffraction signal. The dispersion value is calculated by using the process parameter value and the dissipative function. The measurement diffraction signal is measured from structure.
Patent KR-20100034831-A (KR)
Title: Apparatus and method for reartime interpolation of sound signal
Inventor: GWOCK JUNG NAM
IPC: G10L21/0208
Filed: 2008-09-25
Abstract: PURPOSE: A real time interpolation apparatus for sound signals and a method thereof are provided to prevent the deterioration of sound quality depending on play/input sampling rate of a sound control apparatus by generating an output sound signal from an input sound signal depending on sampling rate. CONSTITUTION: A real time interpolation apparatus(100) comprises a reception unit(110), a processing unit(120), and a transmission unit(130). The processing unit comprises an identification unit and an interpolation unit. The reception unit receives an input sound signal and an interpolation parameter. Based on the interpolation parameter and a predetermined standard sampling rate, the processing unit generates an output sound signal from the input sound signal. The transmission unit transmits the output sound signal to other terminal through a network.
Patent KR-20100038247-A (KR)
Title: Method for providing multimedia contents linked with phonebook, mobile terminal and system thereof
Inventor: NA YOUNG CHAE
IPC: H04M1/27
Filed: 2008-09-26
Abstract: PURPOSE: A method for providing multimedia contents connected with an address book, a mobile communications terminal for the same, and a multimedia contents providing system are provided to supply multimedia contents which are previously downloaded in a mobile communication terminal in a call processing procedure for easy connection with other mobile communications providers. CONSTITUTION: A storage unit(120) stores multimedia contents that a registered user designates. If a call connection request is sent or received, a control unit(150) extracts the stored multimedia contents from the storage unit. The control unit executes the extracted multimedia contents until a call is connected. The control unit downloads the multimedia contents from a server which manages the multimedia contents.
Patent KR-20100035782-A (KR)
Title: 식기 세척용 브러쉬와 이를 이용한 브러쉬회전체 및 식기 세척기
Inventor: KANG DUCK KI
IPC: A47L15/42
Filed: 2008-09-29
Abstract: 본 발명은 식기 세척용 브러쉬와 이를 이용한 브러쉬회전체 및 식기 세척기에 관한 것이다. 보다 상세하게는 강성이 다른 두 종류 이상의 브러쉬모가 모여 그 일단부가 압착구에 의해 고정되어 브러쉬가 형성되고, 상기 브러쉬가 세척수가 분사되는 회전축에 설치되어 브러쉬회전체가 구성되며, 상기 브러쉬회전체 한 쌍이 회전되면서 식기를 세척하는 구조를 가진 식기 세척기에 관한 것이다. 
       
     식기 세척기, 브러쉬, 회전축
Patent KR-20100037925-A (KR)
Title: 식별코드를 갖는 칩 온 필름과 식별코드 형성장치 및 식별코드 형성장치를 갖는 검사장치
Inventor: LEE JEONG JIN
IPC: H01L23/544
Filed: 2008-10-02
Abstract: 본 발명의 식별코드를 갖는 칩 온 필름은 적어도 하나 이상의 칩 유닛이 배치되는 베이스 필름과, 상기 베이스 필름에 마련되며, 적어도 하나 이상의 칩 유닛의 위치를 식별하기 위한 식별코드를 포함한다.  
     본 발명의 식별코드 형성장치는 칩 온 필름을 이송시키는 필름이송부와, 상기 필름이송부의 상부에 마려되어 상기 칩 온 필름에 식별코드를 형성하는 헤드와, 상기 필름이송부와 상기 헤드를 제어하는 제어부를 포함한다.  
     본 발명의 식별코드 형성장치를 갖는 검사장치는 칩 온 필름을 이송시키는 필름 이송부와, 상기 칩 온 필름 이송부의 상부에 마련되어 상기 칩 온 필름에 식별코드를 형성하는 헤드와, 상기 칩 온 필름 이송부와 상기 헤드를 제어하는 제어부 및, 상기 필름 이송부의 상부에 마련되며, 상기 식별코드가 형성된 칩 온 필름을 검사하는 비전을 포함한다.  
       
     식별코드, 칩 온 필름, 검사장치, 형성장치
Patent KR-20100039591-A (KR)
Inventor: TAK CHAN IL
IPC: B29C45/27
Filed: 2008-10-08
Abstract: 본 발명은 핫 런너 시스템의 실린더 유닛에 관한 것으로, 더욱 상세하게 상부 금형인 클램핑 프레이트를 열지 않고도 핀 및 핀 가이드와 핀가이드 부시링을 교체할 수 있도록 실린더 유닛을 구성하여 작업성을 개선하고 원가를 절감하여 생산성을 향상시킬 수 있도록 구성한 핫 런너 시스템의 실린더 유닛에 관한 것이다. 
     본 발명은 본 발명은 핫 런너 시스템의 실린더 유닛에 있어서, 원통형상으로 형성된 실린더 하우징 몸체(10)와, 상기 실린더 하우징 몸체(10)의 내측부에 피스톤 플랜지 결합부(12)가 형성되고 상기 피스톤 플랜지 결합부(12)의 상부에 실린더 커버 결합부(16)가 형성되며 상기 피스톤 플랜지 결합부(12)의 하부에 피스톤 몸체 삽입부(14)가 형성되며, 상기 실린더 하우징 몸체(10)의 하단 외측부에 클램핑 플레이트 결합부(18)가 형성되는 실린더 하우징(102)과; 상기 실린더 하우징(102)의 내측에 결합되도록 피스톤 몸체(20)가 형성되고 상기 피스톤 몸체(20)의 상단부에 피스톤 플랜지부(22)가 형성되며 상기 내측 중앙부에는 상하로 관통하는 밸브핀 삽입공(24)이 형성되며, 상단 내측부에는 핀캡 결합공(26)이 형성되는 피스톤(104)과; 상기 피스톤(104)의 상부에 형성된 핀캡 결합공(26)에 결합되는 핀캡(106)과; 상기 실린더 하우징(102)에 결합된 피스톤(104)의 상부에 위치하고 상기 실린더 하우징(102)을 덮어주도록 형성된 실린더 커버(108)와; 상기 실린더 하우징(102)의 하부면에 접촉하여 상기 실린더 하우징(102)을 받쳐주면서 핀 가이드 부시(112)를 안내하도록 설치되고, 상부에는 실린더 하우징 받침 플랜지부(36)가 형성되고, 하 부에는 핀가이드 부시링 몸체(34)가 형성되며 상기 핀 가이드 부시링 몸체(34)의 내측 중앙에는 체결공(42)이 형성되는 핀 가이드 부시링(110)과; 상기 핀 가이드 부시링(110)의 하단부 내측에 형성된 체결공(42)에 체결 고정되도록 핀 가이드 부시 몸체(44)의 상단부에 핀 가이드 부시 체결부(48)가 형성되는 핀 가이드 부시(112)로 구성되는 것을 특징으로 한다. 
     따라서, 본 발명의 핫 런너 시스템의 실린더 유닛 구조는 핀 및 핀가이드부시와 핀가이드 부시링을 용이하게 탈착 분리할 수 있는 효과가 있고, 핀 가이드 부시링을 교체하기 위해 금형의 상부에 설치된 클램핑 플레이트를 모두 분해하지 않안도 되므로 작업 교체가 편리하고 교체작업공정을 단축시켜서 생산성을 향상시킬 수 있는 효과가 있다. 
       
     핫 런너, 실린더, 실린더 유닛, 밸브 핀, 핀 가이드, 핀 가이드 부시, 핀 가이드 부시링, 피스톤
Patent KR-20100040169-A (KR)
Title: System for displaying a cumulative fuel economic driving area according to traffic signal of vehicle
Inventor: OH WON HYUN
IPC: G08G1/0962
Filed: 2008-10-09
Abstract: PURPOSE: A system for guiding an economical driving which is connected to a traffic signal lamp is provided to prevent a stop according to a traffic signal by controlling a driving speed of a vehicle by calculating a distance with a preceding vehicle which stops in front of the traffic signal. CONSTITUTION: A controller(100) includes an engine controller or transmission controller. Vehicle speed information is supplied to a vehicle information collector(410). A position tracing device(200) supplies position information to the vehicle information collector by grasping the position of the driving vehicle through a GPS. A radar(300) supplies the sensed information to the vehicle information collector by sensing a distance with a preceding vehicle.
Patent KR-20100042033-A (KR)
Title: Connection socket with anisotropic connector
Inventor: LEE JAE HAK
IPC: H01R13/62
Filed: 2008-10-15
Abstract: PURPOSE: A connection socket with an anisotropic connector is provided to repetitively use the anisotropic connector in a long period of time by including an elastic bias material which absorbs impacts from the outside. CONSTITUTION: A support plate(130) is arranged on the lower side of a space block. The support plate supports the space block. An elastic bias material(140) elastically biases the space block to a receding direction from a ground plate. An anisotropic connector(150) is arranged between a first substrate(170) and a second substrate(180). The first substrate and the second substrate are electrically connected by the anisotropic connector. The anisotropic connector blocks an electrical connection to a horizontal direction.
Patent KR-20100042195-A (KR)
Title: Locking device for opening and closing type door
Inventor: PARK MI YOUNG
IPC: E05C17/06
Filed: 2008-10-15
Abstract: PURPOSE: A locking device for a hinged door is provided to prevent a door from being opened when the door is closed using a safety hook, and to prevent the safety hook from being separated from the door. CONSTITUTION: A locking device for a hinged door comprises a hanger(20), a door fixture(30), an actuating bracket(40), a fastener(50), a spring(40), and a safety hook(10). The hanger is fixed to a door frame. The door fixture is coupled to a hinged door. The actuating bracket is coupled to the door fixture. The fastener fixes the actuating bracket. The spring restores the actuated bracket to the initial state. The safety hook is coupled to the actuating bracket using a hinge(70), and is hung on the hanger.
Patent KR-20090046690-A (KR)
Inventor: KIM SANG YONG
IPC: D05B23/00
Filed: 2008-10-17
Abstract: 방수시트의 배수용 부직포 상에 길이방향으로 고정날개를 부착하는 장치가 개시된다. 개시된 고정날개 부착장치는, 상기 방수시트를 길이방향으로 이송시키도록 구성된 시트 이송유닛과, 상기 고정날개를 상기 이송되는 방수시트의 배수용 부직포 상에 길이방향으로 공급하도록 구성된 고정날개 공급유닛과, 상기 방수시트와 상기 고정날개의 이송 경로에 설치되며, 상기 고정날개를 상기 배수용 부직포 상에 접합시키도록 구성된 고정날개 접합유닛을 포함한다. 상기 고정날개 접합유닛은, 상기 고정날개를 상기 방수시트에 부착하는 수단으로, 열, 열풍, 고주파, 초음파 또는 스테이플(staple)을 이용한다.  
       
     열, 열풍, 초음파, 고주파, 스테이플, 방수시트, 방수막, 고정날개, 배수용, 부직포, 터널
Patent KR-20080108203-A (KR)
Inventor: CHOI SANG HO
IPC: F21V29/00
Filed: 2008-10-17
Abstract: A heat pipe heat dissipation LED lamp and a method thereof are provided to maintain temperature of optimum so that original efficiency of a LED lamp is maximized and lengthens lifetime of internal devices including PCB, POWER etc. so that a investment cost payback period about the LED lamp installation is improved to 5 years. A double layer cover(1) is set up on a existing shaped body and both sides are opened so that direct ray of light is not immediately received and wind is circulated. Two heat pipe pillars(2) are set up in a bottom part and four heat pipe pillars are set up in an upper part in order to improve thermal conductance. A heat pipe(3) is connected from a lamp inside to the upper part installed at outside. The high heat of the bottom part(4) inside is converted into external temperature and the heat of the bottom part inside is emitted in brief instant. A cooling fin(5) is turned toward the heat pipe outside and is fixed.
Patent KR-20100044546-A (KR)
Title: Restoration device for derailed train
Inventor: CHOE JAE KWAN
IPC: B61K5/02
Filed: 2008-10-22
Abstract: PURPOSE: A derailed train restoring device is provided to improve productivity by simplifying the device, and to support a vehicle during a derailed train restoring work. CONSTITUTION: A derailed train restoring device comprises outer beams(200), inner beams(300), horizontal cylinders(400), and vertical cylinders(500). The outer beams have hollows inside. The inner beams are formed in the hollows of the outer beams. The horizontal cylinders are arranged inside the inner beams. The vertical cylinders are vertically fixed to one end of the inner beams, and move left and right when horizontal actuating rods move front and rear.
Patent KR-20100045297-A (KR)
Title: Filter made of a cellulose fiber for removing contaminants and a manufacturing method thereof
Inventor: CHO JONG SOO
IPC: B01D35/00
Filed: 2008-10-23
Abstract: PURPOSE: A method for manufacturing a filter used for removing heavy metal and cation contaminants and a cellulose fiber filter thereby are provided to adsorb and filter ultra-fine contaminants by forming the filter of nanosturcuture. CONSTITUTION: A method for manufacturing a filter used for removing heavy metal and cation contaminants includes the following steps: manufacturing alkali cellulose fiber by washing cellulose fiber after swelling and dipping the fiber in an alkali water solution of 1 ~ 50%(w/v); manufacturing an anion forming solution by mixing sulfide with water; dipping the alkali cellulose fiber in a negative ion forming solution; manufacturing the cellulose fiber by washing the fiber with water in 10 ~ 100°C; and drying the cellulose fiber to a water content of 1 ~ 7%.
Patent KR-20100048011-A (KR)
Title: System and method for delivery broadcasting contents
Inventor: SIM SEON HO
IPC: H04N21/436
Filed: 2008-10-30
Abstract: PURPOSE: A system and a method for providing broadcasting contents are provided to enable broadcasting contents that are watched by a mobile terminal to be watched in a home IPTV by simple operation of a portable terminal. CONSTITUTION: A portable terminal(40) receives broadcast contents from a broadcast server(20) to reproduce. If a transmission request to an IPTV(Internet Protocol TV)(60) of the broadcast contents is received, the portable terminal transmits broadcast contents information of the broadcast contents to an STB(Set-Top Box)(50). The STB requests and receives the broadcast contents to the broadcast server based on the broadcast content information. The IPTV receives the broadcast contents from the STB to reproduce.
Patent KR-20100049459-A (KR)
Inventor: KIM HWA JIN
IPC: H05K3/42
Filed: 2008-11-03
Abstract: PURPOSE: A wiring board and a manufacturing method thereof are provided to easily form a copper pattern inside a via hole by filling a copper solution inside the via hole through a printing method. CONSTITUTION: A protective film is attached on a first surface of a substrate(10). A plurality of via holes(11) are formed through the substrate and the protective film. A metal layer is formed in a second surface of the substrate. A copper solution is filled within the via hole. The copper pattern is formed inside the via hole by drying and annealing the copper solution. The first surface of the substrate is exposed by eliminating the protective film. A circuit part is formed by patterning the metal layer.
Patent KR-20100050706-A (KR)
Title: Scrambler device by generating array of pseudo random binary number
Inventor: SEONG JEONG HUN
IPC: H04B1/707
Filed: 2008-11-06
Abstract: PURPOSE: A scrambler device by generating array of a pseudo random binary number is provided to set up an initial value and polynomial to generate a pseudo-random number. CONSTITUTION: A scrambler device of pseudo-random sequence generating array includes a pseudo-random sequence generating unit(100), an energy dispersal unit(200) and an energy dispersal selection unit(300). The pseudo-random sequence generating unit receives a PRBS(Pseudo-Random Binary Sequence) initial value and polygonal information to generates a pseudo random array for every clock according to the polygonal information. An energy dispersal unit receives the pseudo random array from the pseudo random array generating unit for every clock. The energy dispersal selection unit receives an energy dispersal value and transmission data to select and outputs the energy dispersal value or the transmission data.
Patent KR-20100051382-A (KR)
Title: Hood striker assembly for a vehicle
Inventor: YUN YOUNG UK
IPC: B62D25/12
Filed: 2008-11-07
Abstract: PURPOSE: A hood striker assembly of a vehicle is provided to absorb impact in the center of front part collision with a pedestrian. CONSTITUTION: A hood striker assembly of a vehicle comprises a base panel(100), a striker rod(300), a fixture(500), and an elastic rod(700). A hollow(120) is formed on the base panel installed at hood bottom. A central part(320) is exposed to the hood downward and the striker rod is fixed and coupled with latch and it hangs on the upper side of the base panel and both end part(340) is not deviated to downward. The fixture is fixed to the upper side of the base panel while protecting both end part of the striker rod. The elastic rod is installed between the striker rod and base panel.
Patent KR-20100052856-A (KR)
Title: Positioning apparatus and playing method for a virtual sound source with high resolving power
Inventor: KIM JUNG HO
IPC: H04N5/60
Filed: 2008-11-11
Abstract: PURPOSE: A screen sound source localization apparatus having a high resolution and a refresh method are provided, which output polyphony source in which separate sound source corresponding to each speaker set is pile up through the selected speaker set, and improve spatial resolution of imaginary screen sound source. CONSTITUTION: In order to form an imaginary screen sound source through a synchronization of an image object of a specific location on a display device screen, a control unit(110) selects speaker sets including three or more speakers among speakers(200). A multi-sound source processor(120) creates each sound source corresponding to the selected speaker set. The polyphony source processing unit creates a polyphony source by overlapping of generated separate sound sources. The polyphony source processing unit outputs the polyphony source to each speaker.
Patent KR-20100055160-A (KR)
Title: Hard coating solution, hard coating film and image display device useing them
Inventor: KIM YEON SOO
IPC: C09D133/06
Filed: 2008-11-17
Abstract: PURPOSE: A hard coating solution is provided to improve hardness and light transmission of a hard coating film by forming a hard coating layer on a plastic base film and to obtain the hard coating film which curl is remarkably improved due to hardening shrinkage. CONSTITUTION: A hard coating solution comprises: an optical curing (meta)acrylate oligomer 10-55 weight% which is manufactured with reaction of polyfunctional (meta)acrylate monomer and polyester polyol including hydroxy groups; polyfunctional (meta)acrylatemonomer 5-30 weight%; a photoinitiator 0.1-10 weight%; and a solvent. The optical curing (meta)acrylate oligomer is manufactured through reaction of 50-80 weight% of the polyester polyol having molecular weight of 200~4,000 and 20~50 weight% of the polyfunctional (meta)acrylatemonomer.