baber/WOPTO huggingface dataset:
Patent KR-20140129190-A (KR)
Title: 마그네슘 공기 전지용 연료체, 마그네슘 공기 전지, 마그네슘 공기 전지용 연료체의 제조 방법, 마그네슘 공기 전지 시스템, 및 마그네슘 공기 전지 시스템의 사용 방법
Inventor: YABE TAKASHI
IPC: H01M12/06
Filed: 2013-03-01
Abstract: 마그네슘 공기 전지 시스템(200)은, 공급부(210)와, 전지 본체부(220)와, 권취부(230)와, 구동부(240)를 구비한다.  마그네슘 공기 전지용 연료체(100)는, 마그네슘 필름으로부터 롤 모양으로 형성된다.  공급부(210)는, 마그네슘 공기 전지용 연료체(100)와 연결해, 구동부(240)에 의해 회전 구동되는 것에 의해, 마그네슘 공기 전지용 연료체(100)를 전지 본체부(220)를 개재시켜 권취부(230)에 송출한다.  전지 본체부(220)는, 양극과, 전해질을 포함하며, 마그네슘 공기 전지용 연료체(100)를 음극으로서, 양극과 협동해 발전한다.  권취부(230)는, 전지 본체부(220)에 있어서의 발전 반응 후의 마그네슘 공기 전지용 연료체(100)를 권취하며, 권취부(230)로부터 분리 가능한 롤 모양의 사용필 연료체(500)를 형성한다.
Patent KR-20140145140-A (KR)
Title: 광학 용품 및 글레이징 처리한 표면에 도포할 수 있는 포토크로믹성을 갖는 코팅, 이 코팅의 제조 방법 및 그것의 용도
Inventor: HERNANDO CAMPOS JORDI
IPC: B01J13/16
Filed: 2013-03-05
Abstract: 광학 용품 및 글레이징 처리한 표면에 도포할 수 있는 포토크로믹성을 갖는 코팅, 이 코팅의 제조 방법 및 그것의 용도.  
상기 코팅은 하기 3가지 요소를 조합하여 형성된다: 
(1) 통상, 강성이고 목적의 표면에 증착되는 폴리머 매트릭스, 
(2) 상기 매트릭스 내에 분산되는 공동으로 밀봉된 마이크로캡슐 및/또는 나노캡슐, 및 
(3) (상기 포토크로믹 화합물 및 상기 캡슐 벽과) 반응하지 않는 액체 용제에 있어서, 상기 마이크로캡슐 또는 나노캡슐 내부에 캡슐화되어 있는 포토크로믹 화합물(스피로옥사진, 아조벤젠 또는 크로멘을 포함하는 군에서 선택됨)의 용액.
Patent KR-20150002734-A (KR)
Title: 폴리머 연마패드의 원심주조를 위한 방법 및 시스템 및 상기 방법으로 만들어진 연마패드
Inventor: WEST THOMAS
IPC: B29C41/04
Filed: 2013-04-01
Abstract: 본 발명은 중심축에 대하여 실린더를 회전시키는 단계를 포함하는 연마패드의 제조방법에 관한 것이다.  상기 실린더 내부 공간에는 폴리머 전구체가 봉입된다.  본 발명의 제조방법은 또한 상기 폴리머 전구체가 경화된 후, 형성된 폴리머 중 적어도 일부로부터 상기 연마패드를 형성하는 단계를 포함한다.  상기 실린더의 회전은 상기 폴리머가 경화될 때까지 계속될 수 있다.  본 발명의 제조방법은 적어도 2개의 상이한 폴리머 전구체(들)을 순차적으로 주조하고 경화함으로써 상기 연마패드 내에 적어도 2개의 구별되는 층(들)을 성형하는 단계를 포함할 수 있다.  연마패드를 제조하기 위한 시스템은 회전하는데 적합한 원심주조기를 포함한다.  본 발명의 제조방법으로 만들어진 연마패드가 제공된다.
Patent KR-20140144276-A (KR)
Title: 유기규소 화합물에 기초한 가교성 조성물
Inventor: SCHOELEY PETER
IPC: C08L83/04
Filed: 2013-05-16
Abstract: 본 발명은, (A) 2개 이상의 OH 기를 가진 유기규소 화합물, (B) 화학식 (I): A[CR 1   2 SiR a (OR 2 ) 3-a ] x 의 헤테로사이클릭 화합물 및/또는 이의 부분 가수분해물 및 (C) 화학식 R 5 Si(OR 4 ) 2 O 1/2 (III), R 5 Si(OR 4 )O 2/2 (IV) 및 R 5 SiO 3/2 (V)의 단위들을 함유하되, 단, 화학식 (V)의 단위를 20 몰% 이상 함유하는 하나 이상의 화합물(여기서, 라디칼 및 지수는 각각 청구항 1에서 정의된 바와 같다)을 이용하여 생성될 수 있는, 알콜이 제거되면서 경화되어 매우 높은 안정성을 가진 물질을 형성하는, 유기규소 화합물에 기초한 가교성 조성물, 이의 제조 방법 및 이의 용도에 관한 것이다.
Patent KR-20150008871-A (KR)
Title: (r)-니푸라텔, 그의 감염 치료의 용도 및 (r) 및 (s)-니푸라텔의 합성
Inventor: GAGLIARDI STEFANIA
IPC: A61P31/00
Filed: 2013-03-13
Abstract: (R)-니푸라텔이 살균성(bactericide) 및 세균 발육 억제제(bacteriostatic agent)의 용도와 함께, 이를 포함하는 약학 조성물로서의 용도로 개시된다; (R)-니푸라텔은 놀랍게도 니푸라텔 라세미체 또는 (S)-니푸라텔보다 더 나은 항균 프로파일을 가짐이 발견되었다. (R)-니푸라텔 및 (S)-니푸라텔의 합성의 새로운 방법 또한 개시된다.
Patent KR-20150011375-A (KR)
Title: 비휘발성 메모리 내의 제2의 이웃한 채널 결합을 이용한 채널 부스팅
Inventor: DUTTA DEEPANSHU
IPC: G11C16/10
Filed: 2013-04-29
Abstract: 비휘발성 저장 시스템에 있어서, 프로그래밍-검증 반복의 프로그래밍 부분은 다수의 프로그래밍 펄스들을 갖고, 워드 라인을 따르는 저장 소자들은 패턴에 따라서 프로그래밍하도록 선택된다. 선택되지 않은 저장 소자들은 제1의 및 제2의 이웃 저장 소자들 둘 다로부터의 채널간(channel-to-channel) 용량성 결합(capacitive coupling)으로부터 이익을 얻기 위해 그룹화된다. 상기 결합은 프로그래밍 방해(program disturb)를 예방하기 위한 더 높은 채널 포텐셜로 선택되지 않은 저장 소자들의 채널 영역들을 부스트(boost)시키는데 도움이 된다. 각각의 선택된 저장 소자는 상기 저장 소자의 집합 내에서 다른 상대적 위치를 갖는다. 예를 들어, 첫 번째 프로그래밍 펄스 동안, 첫 번째, 두 번째 및 세 번째 저장 소자들은 첫 번째, 두 번째, 및 세 번째 집합들 내로 각각 선택된다. 두 번째 프로그래밍 펄스 동안, 두 번째, 세 번째 및 첫 번째 저장 소자들은 첫 번째, 두 번째 및 세 번째 집합들 내로 각각 선택된다. 세 번째 프로그래밍 펄스 동안, 세 번째, 첫 번째 및 두 번째 저장 소자들은 각각 첫 번째, 두 번째 및 세 번째 집합들 내로 선택된다.
Patent KR-20150016596-A (KR)
Title: 경화성 플루오로탄성중합체 조성물
IPC: C08L27/12
Filed: 2013-06-25
Abstract: 니트릴 함유 경화 부위 단량체의 공중합된 단위를 갖는 플루오로탄성중합체를 포함하는 플루오로탄성중합체 조성물을 특정 페놀 하이드라진 복합물 경화제로 경화시킨다.
Patent KR-20160086188-A (KR)
Title: 스마트 디바이스용 케이스
Inventor: PAK MUN SUNG
IPC: B32B27/12
Filed: 2015-01-09
Abstract: 본 발명의 일 태양에 따르면, 스마트 디바이스용 케이스로서, 폴리우레탄 점착제층, 상기 폴리우레탄 점착제층 상에 형성되는 베이스 원단층, 및 상기 베이스 원단층 상에 형성되는 에폭시층을 포함하고, 상기 스마트 디바이스용 케이스가 스마트 디바이스에 장착되는 경우에 상기 폴리우레탄 점착제층은 상기 스마트 디바이스의 표면에 점착되는 스마트 디바이스용 케이스가 제공된다.
Patent KR-20160086573-A (KR)
Title: Crane
Inventor: YEA JAE JEONG
IPC: B66C23/20
Filed: 2015-01-12
Abstract: The present invention relates to a crane which comprises: a girder which moves along a pair of rails which are installed in a wall of a warehouse; and a hoist installed in the girder to be moved along the girder, and lifting a heavy object. Moreover, the hoist comprises: a trolley provided to be moved in the girder; an auxiliary rail fixedly provided in the trolley; and a winch device provided to be moved in the auxiliary rail, wherein a wire rope lifting a heavy object is wound. The present invention enables a heavy object to enter the inside, or to be taken out of the outside.
Patent KR-20160089573-A (KR)
Title: Organic light emitting diode and organic light emitting display device including the same
Inventor: YOON SEOK GYU
IPC: H01L51/50
Filed: 2015-01-19
Abstract: Provided is an organic light emitting device. The organic light emitting device according to an embodiment of the present invention includes: a first electrode and a second electrode which face each other; a light emitting layer located between the first electrode and the second electrode; an electron injection layer located between the second electrode and the light emitting layer; and a buffer layer located between the electron injection layer and the second electrode. The electron injection layer includes a dipole material and a first metal, and the buffer layer includes a metal having a work function equal to or less than 4.0 eV.
Patent KR-20150114884-A (KR)
Inventor: YEN LIANG CHEN
IPC: G02F1/1335
Filed: 2015-01-22
Abstract: Disclosed in the present invention is a display device including a display panel and a backlight module corresponding to the display panel. The backlight module includes a light source and a light guide plate which is adjacent to the light source and has a surface. At least one light guide dot having one embossment and one cavity is disposed on the surface of the light guide plate. Also, the cavity encloses the embossment.
Patent KR-20160091504-A (KR)
Inventor: PARK JONG CHUL
IPC: H01L21/027
Filed: 2015-01-23
Abstract: A pattern forming method is provided. The pattern forming method comprises the following steps of: forming an etch-target film on a substrate; forming mask patterns on the etch-target film; and etching the etch-target film by the mask patterns as an etch mask to form patterns spaced apart from each other. The etch-target film is etched by an ion beam which is irradiated onto a surface of the etch-target film during an etch process. Incident energy of the ion beam is greater than 600 eV and less than 10 keV. Therefore, a semiconductor device having excellent reliability can be manufactured.
Patent KR-20160092138-A (KR)
Title: Display device and driving method of the same
Inventor: CHOI DAE SUNG
IPC: G09G3/20
Filed: 2015-01-26
Abstract: The purpose of the present invention is to provide a display device and a driving method thereof, wherein the reliability of a panel can be improved by adjusting the timing of gate logic depending on a different resolution when the different resolution different from the default resolution of the display panel is detected. The display device according to the present invention comprises: a display panel; a gate-driving circuit including multiple stages, to which gate shift clocks are applied, to supply gate output signals to the gate lines of the display panel; a first control part for generating a modulated data-enable signal by modulating an input data-enable signal, which corresponds to the default resolution, in accordance with the different resolution when information on the different resolution different from the default resolution of the display panel is input; and a second control part for adjusting the number of gate logic clocks, which is the basis of the generation of the gate shift clocks, while adjusting the output timing of a reset logic pulse for resetting the stages simultaneously, based on the modulated data-enable signal.
Patent KR-20160092307-A (KR)
Inventor: KIM WAN KI
IPC: C09D1/00
Filed: 2015-01-27
Abstract: The present invention relates to an eco-friendly paint composition and eco-friendly paint including the same. More specifically, provided is an eco-friendly paint composition which exhibits excellent adhesion force and does not cause illness due to harmful substances such as atopic dermatitis, asthma, and sick house syndrome. Also provided is eco-friendly paint including the same. To this end, the paint composition contains a mixture of plaster and blast furnace slag, an aggregate, a pyroligneous liquor-impregnated aggregate, and a powdered acrylic resin.
Patent KR-20160098537-A (KR)
Title: 전기 변색 박막, 그 제조 방법, 및 이를 포함하는 전기 변색 소자
Inventor: KIM HYUNG SUB
IPC: G02F1/153
Filed: 2015-01-29
Abstract: 전기 변색 박막의 제조 방법이 제공된다. 상기 전기 변색 박막의 제조 방법은, 안티몬(Sb), 주석(Sn), 및 산소(O)를 포함하는 소스 분말(source powder)을 분말 저장 탱크 내에 준비하는 단계, 상기 분말 저장 탱크와 챔버의 압력 차이를 이용하여, 상기 소스 분말을 가속시키는 단계, 및 가속된 상기 소스 분말을 상기 챔버 내의 기판 상으로 제공하여, 안티몬이 도핑된 주석 산화물을 포함하는 전기 변색 박막을 상기 기판 상에 제조하는 단계를 포함한다.
Patent KR-20160095956-A (KR)
Inventor: LEE SANG WOO
IPC: C07K1/00
Filed: 2015-02-04
Abstract: The present invention relates to a method for breaking down amyloid protein fibers in an axial direction using ultrasound, and to a method for regrowing the decomposed amyloid protein fibers. According to the present invention, the method can help investigate amyloidosis caused by amyloid fibers piled up in organs such as heart and kidney, wherein the amyloid fibers are made of abnormally folded amyloid monomers undergoing fibrosis. Particularly, the method can contribute to a study involved in ultrasound therapy for amyloid-associated disease and characteristics of amyloid fibers associated with disease.
Patent KR-20160096960-A (KR)
Inventor: OH CHUN RIM
IPC: C07C251/68
Filed: 2015-02-06
Abstract: The present invention relates to a novel oxime ester compound, a photopolymerization initiator comprising the oxime ester compound, and a photoresist composition comprising the oxime ester compound. More particularly, the oxime ester compound is represented by chemical formula 1. In chemical formula 1, A, R_1 to R_4, and n are the same as defined in the specification. When used as a photopolymerization initiator of a photoresist composition, the oxime ester compound exhibits superior sensitivity even with a small quantity, and has excellent physical properties such as a ratio of remaining film, pattern stability, chemical resistance, ductility, and the like. Thus, the oxime ester compound minimizes outgassing generated from the polymerization initiator, and reduces contamination and defects caused thereby.
Patent KR-20160097683-A (KR)
Inventor: KWON HYUK JE
IPC: G06F13/16
Filed: 2015-02-09
Abstract: Embodiments of the present invention relates to an interface for memory expansion. A computing device communicating with a memory device according to an embodiment of the present invention comprises: a core; a memory controller generating or determining information used for access control for the memory device under the control of the core; a protocol engine packetizing information received from the memory controller; and an optical interface converting a packet of an electric signal form received from the protocol engine into a packet of an optical signal form, and transmitting the converted packet to the memory device. According to the embodiments of the present invention, a memory can be easily expanded.
Patent KR-20160099125-A (KR)
Inventor: NA GI YONG
IPC: B33Y30/00
Filed: 2015-02-11
Abstract: The present invention relates to a printing head for a 3D printer comprising a printing head spraying a printing material as a nozzle, a driving section for controlling the movement and spraying of the printing head and a control section. The printing head further comprises a final spraying nozzle therein. When a filament made of a resin is inserted on the nozzle, the inserted filament is molten by a heater, and the molten resin is sprayed through the nozzle to carry out printing. And when then the control section detects nozzle blocking, a process including detection of nozzle blocking, interruption of filament insertion, and removal of the filament by reverse rotation, a process including displacement of a moving plate to a position wherein an iron core can be inserted to the nozzle, rotation of a guide wheel (45), insertion of an iron core, or a process including rotation of a guide wheel (46), insertion of an iron core (61) to a V-shaped tube (47), and insertion of an iron core (61) to the nozzle (44) is carried out. The V-shaped tube (47) has two inlet tubes and one outlet tube. Thus, when the nozzle is blocked during printing, it is possible to carry out printing continuously by removing nozzle blocking. In addition, when the nozzle is blocked after the completion of printing, the nozzle can be used continuously without disposal thereof. Even when an error occurs during a printing process, printing can be continued by resetting.
Patent KR-20160101301-A (KR)
Inventor: LEE DONG EON
IPC: C11D7/32
Filed: 2015-02-16
Abstract: The present invention relates to a cleaning composition comprising: 0.01 to 10.0 wt% of a chelate agent; 0.01 to 3.0 wt% of an organic acid including a carboxylic group; 0.01 to 2.0 wt% of nitrate-based inorganic acid; 1.0 to 15.0 wt% of an amine-based base compound; and 0.01 to 98 wt% of deionized water. The cleaning composition can prevent the corrosion of metals and the re-adsorption of impurities.
Patent KR-20160101342-A (KR)
Inventor: LEE YOUN TEK
IPC: C01B31/04
Filed: 2015-02-17
Abstract: The present invention relates to a method for producing graphene grown on a substrate, graphene grown on a substrate, and a device for the same. The method for producing graphene grown on a substrate comprises the following steps of: a. arranging a metal layer on a substrate; b. providing an etching gas and a carbon-containing gas, and conducting rapid thermal chemical vapor deposition (RTCVD); c. supplying an etching gas for the metal layer when supplying the carbon-containing gas, and growing graphene on the metal layer; and d. continuously conducting RTCVD from the process of the c, and growing graphene on the substrate without the metal layer by continuously removing all of the metal in the metal layer by the etching gas.
Patent KR-20150101392-A (KR)
Inventor: NAKAHARA TORU
IPC: F02D41/02
Filed: 2015-02-23
Abstract: The objective of the present invention is to provide an exhaust purification system of a gas heat pump engine which has good response of transition from a lean operation to a rich operation and transition from a rich operation to a lean operation, as a further simple configuration. The exhaust purification system comprises a NOx storage catalyst (32), an air fuel ratio detection unit (35), a fuel injection unit (25) capable of injecting a fuel gas into a suction manifold (24) and a control unit (25). The control unit repeats controlling the gas heat pump engine by a lean operation during a fixed period, and controlling the gas heat pump engine by a rich operation by temporarily increasing the fuel gas which is supplied to the gas heat pump engine using the fuel injection unit. The fuel gas supplied from the fuel injection unit is injected into the suction manifold by a pressure difference between a pressure of the fuel gas at an input side of the fuel injection unit and a negative pressure in the suction manifold which is an output side of the fuel injection unit.
Patent KR-20150101952-A (KR)
Inventor: FURUYA KOHEI
IPC: H04N5/367
Filed: 2015-02-27
Abstract: A first region is generated from pixels existing on a line of interest through which a pixel corresponding to the pixel of a correction object among pixels passes. A plurality of second regions is generated based on the position of each of the pixels existing on at least one reference line to prevent the pass of the pixel of the correction object. The value of a pixel corresponding to the pixel of the correction object is corrected, by using the value of the pixel on at least one reference line, based on a correlation between the each of the first regions and each of the second regions.
Patent KR-20160048618-A (KR)
Inventor: KIM TA HYOUNG
IPC: G04B37/16
Filed: 2015-03-06
Abstract: Disclosed by the present invention is a wrist watch type portable terminal capable of being attached and detached. The wrist watch type portable terminal comprises: a main body unit wherein a main power supply device is arranged to provide time information; and a wearing unit combined with the main body unit such that a user is able to wear the main body unit on the body, is connected with the main body unit in order to be attached and detached, and has an auxiliary power supply device arranged to assist the power supply of a main power device. The main body unit comprises: a storage unit arranged to store data required by the main body unit; a communication unit arranged to wirelessly communicate with an external electronic device; a first interface unit arranged to supply power; and a second interface unit arranged to perform a wired communication with the external electronic device. As such, the wrist watch type portable terminal in accordance with an embodiment of the present invention is able to be used for a long time by replacing at least one watch strap by mounting the auxiliary power supply device on the watch strap capable of being attached and detached from the main body in a method of efficiently changing a charging system to solve a power supply problem of the wrist watch type portable terminal; and to be used without inconvenience of carrying an extra communication cable whenever the wrist watch type portable terminal performs a wired data communication with an external electronic device using the watch strap as a communication cable.
Patent KR-20160111683-A (KR)
Title: 3d cell culture scaffold and co-culture method using the same
Inventor: JEON NOO LI
IPC: C07K14/75
Filed: 2015-03-17
Abstract: The present invention relates to a scaffold for three dimensional cell culture which forms a hydrogel in a rod shape inside O-shaped loop comprising cells using surface tension, a method for co-culturing cells using the same, and a producing method of a blood vessel module therethrough.
Patent KR-20160115514-A (KR)
Inventor: KIM KYU HYUN
IPC: G06F3/12
Filed: 2015-03-27
Abstract: A management system according to the present invention relates to a system of managing a document output device. The management system includes an information receiving part of receiving in real time the document output device information from an exclusive collecting device which collects document output device information, a storage part which stores the document output device information, and an information providing part which provides the document output device information to a client terminal. So, the information can be provided to a rental business operator, a user, and a manufacturing company according to a desired condition.
Patent KR-20160119394-A (KR)
Title: Device for mussel farming and farming method using the same
Inventor: SEO GI YONG
IPC: A01K61/00
Filed: 2015-04-03
Abstract: The present invention relates to a mussel farming apparatus and a mussel farming method using the apparatus. A mussel farming apparatus (100) is composed of a fall-in-water rope (110), of which the upper end is fixed to a main rope (200) installed in a lattice type so as to float on the sea surface and which falls on the sea bottom, and is used for farming mussels. The fall-in-water rope (110) is formed to have a large diameter by twisting several ropes (111-114) of different materials such that the surface area of the external diameter portion of the fall-in-water rope (110) is widen to increase the rooting rate of mussels; a protrusion strand (115) is allowed to protrude along the external diameter portion; drooping preventing units (120) for preventing the drooping of mussels rooted on the fall-in-water rope (110) are inserted at predetermined intervals between twist gap of the fall-in-water rope (110); an external surface of the fall-in-water rope (110) is wrapped by a tube type protective net (130) for preventing the loss of mussel seeds and protecting the rooted mussels. Therefore, the present invention can increase the productivity of mussels and achieve more eco-friendly mussel farming.
Patent KR-20160120400-A (KR)
Inventor: LEE YOU HO
IPC: B21D22/04
Filed: 2015-04-07
Abstract: According to the present invention, a method for obtaining an injection molded part of a lead frame comprises the following steps: performing a half blanking process using a punch and a die with respect to an area of a lead frame corresponding to a cutting line during a pressing process in order to make a metal board into the lead frame; restriking the lead frame obtained via the half blanking step to form a cutting line; forming an injection molded part on the lead frame obtained via the restriking step in an insert injection molding method; and cutting the injection molded part from the lead frame obtained via the insert injection molding step with respect to the cutting line to extract the injection molded part. Accordingly, the cutting line is formed on to the lead frame by a shear load unlike a conventional forging (compression) load. Therefore, the injection molded part is easily cut by further weak force, and the cut section of the injection molded part is smooth. Furthermore, the injection molded part is cut only up to a predetermined section so the failure of products can be prevented.
Patent KR-20150117612-A (KR)
Inventor: GUO YU HSUAN
IPC: H04W28/02
Filed: 2015-04-08
Abstract: Methods and apparatuses for improving device to device (D2D) communications are disclosed herein. One method includes user equipment (UE) triggering a buffer status report (BSR) upon configuration or setup of radio resource allocation mode 1 for D2D communications while the UE has data available for transmission for D2D communications. The method further includes the UE transmitting a medium access control (MAC) control element corresponding to the BSR.
Patent KR-20150118909-A (KR)
Title: Materials Prepared by Metal Extraction
Inventor: LI BIN
IPC: H01M4/58
Filed: 2015-04-10
Abstract: A method for extracting ions from an active material used in a battery electrode comprises the step for forming a mixture by mixing the active material and an active compound. The mixture is annealed to extract a certain amount of ions from the active material, separating the certain amount of oxygen from the active material, and forms an activated active material. Provided in a detail example of the present invention are the activated active material and an electrode, a primary and a secondary battery formed with the active material.
Patent KR-20160099439-A (KR)
Inventor: OKAMOTO TAKESHI
IPC: B32B15/08
Filed: 2015-04-17
Abstract: The present invention provides a treated copper foil which has excellent transfer characteristics and high peel strength with a resin base material, and also has a low haze value after etching, and is desirable to a printed wiring board having high transmittance. The treated copper foil for a copper-clad laminate comprises a coarse treatment layer on one surface of an un-treated copper foil and an anti-oxidation treatment layer on the coarse treatment layer. The coarse treatment layer is formed with fine copper particles whose first particle diameter is 40 nm - 200 nm. The anti-oxidation treatment layer contains molybdenum and cobalt. Average roughness Rz of ten points of a treated surface bonded with an insulating resin base material is 0.5 m - 1.6 m. Color difference E*ab between the untreated copper foil and the treated surface is 45-60.