WO2017051963A1 - Électrode en fibre de carbone utilisant une fibre de carbone et son procédé de fabrication - Google Patents

Électrode en fibre de carbone utilisant une fibre de carbone et son procédé de fabrication Download PDF

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Publication number
WO2017051963A1
WO2017051963A1 PCT/KR2015/010229 KR2015010229W WO2017051963A1 WO 2017051963 A1 WO2017051963 A1 WO 2017051963A1 KR 2015010229 W KR2015010229 W KR 2015010229W WO 2017051963 A1 WO2017051963 A1 WO 2017051963A1
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WO
WIPO (PCT)
Prior art keywords
carbon fiber
electrode
binder
powder
molded body
Prior art date
Application number
PCT/KR2015/010229
Other languages
English (en)
Korean (ko)
Inventor
노재승
강동수
이상민
Original Assignee
금오공과대학교 산학협력단
주식회사 카보랩
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 금오공과대학교 산학협력단, 주식회사 카보랩 filed Critical 금오공과대학교 산학협력단
Publication of WO2017051963A1 publication Critical patent/WO2017051963A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • B23H1/04—Electrodes specially adapted therefor or their manufacture
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • B23H1/04—Electrodes specially adapted therefor or their manufacture
    • B23H1/06—Electrode material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/22—Electrodes specially adapted therefor or their manufacture
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/22—Electrodes specially adapted therefor or their manufacture
    • B23H7/24—Electrode material
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/04—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of carbon-silicon compounds, carbon or silicon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables

Definitions

  • the present invention relates to a carbon fiber electrode using a carbon fiber and a method for manufacturing the same, and more particularly, to increase the recovery rate of the carbon fiber to more than 80%, to produce an isotropic molded body without applying an expensive isotropic molding process technology
  • the present invention relates to a method of manufacturing a carbon fiber electrode using carbon fiber, which can be excellent in durability and prevents swelling and prevents cracks from occurring at the surface.
  • the carbon fiber may include carbon fiber waste.
  • Figure 3 is an enlarged image of an isotropic carbon fiber molded article according to an embodiment of the present invention.
  • the present invention is a step 1 to prepare a carbon fiber powder by powdering the carbon fiber, two steps to produce a carbon fiber molded body by uniaxial pressure molding the carbon fiber powder, three steps of delayed heat treatment of the carbon fiber molded body in a nitrogen atmosphere And carbonizing the heat-treated carbon fiber molded body in an impregnation solution having a viscosity of 25 cP (25 ° C.) or less, and five steps of recarbonizing the impregnated carbon fiber molded body.
  • a method for producing a fiber electrode was provided to seek to solve the above problems.
  • Example 18 Example 19
  • Example 20 Example 21
  • Example 22 Powdering stage Carbon fiber and binder (weight ratio) 1: 0.2 1: 0.2 1: 0.2 1: 0.2 1: 0.2 1: 0.2 1: 0.2 1: 0.2 Curing temperature (°C) 150 150 150 150 150 150 150 150 150 Powder Particle Size ( ⁇ m) 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 Molding step Molding pressure (MPa) 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 Molding method Uniaxial pressure Uniaxial pressure Uniaxial pressure Uniaxial pressure

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Ceramic Products (AREA)

Abstract

La présente invention concerne une électrode en fibre de carbone utilisant une fibre de carbone, ainsi que son procédé de fabrication, et, plus particulièrement, un procédé de fabrication d'une électrode en fibre de carbone utilisant une fibre de carbone qui peut augmenter le taux de récupération de fibre de carbone jusqu'à au moins 80 %, qui peut fabriquer un corps moulé isotrope sans application d'une technologie de processus de moulage isotrope coûteuse, qui fournit une excellente durée de vie et qui permet d'éviter la dilatation de l'électrode en fibre de carbone et, en même temps, l'apparition de fissures sur la surface de celle-ci.
PCT/KR2015/010229 2015-09-25 2015-09-25 Électrode en fibre de carbone utilisant une fibre de carbone et son procédé de fabrication WO2017051963A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2015-0136480 2015-09-25
KR20150136480 2015-09-25

Publications (1)

Publication Number Publication Date
WO2017051963A1 true WO2017051963A1 (fr) 2017-03-30

Family

ID=58386124

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/010229 WO2017051963A1 (fr) 2015-09-25 2015-09-25 Électrode en fibre de carbone utilisant une fibre de carbone et son procédé de fabrication

Country Status (2)

Country Link
KR (1) KR101865617B1 (fr)
WO (1) WO2017051963A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108728863B (zh) * 2018-03-22 2019-12-03 广州弘皓电子科技有限公司 用于制备碳纤维复合化电解电极的制备方法、及电解电极

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017051963A1 (fr) * 2015-09-25 2017-03-30 금오공과대학교 산학협력단 Électrode en fibre de carbone utilisant une fibre de carbone et son procédé de fabrication
KR102014367B1 (ko) * 2017-11-23 2019-08-26 금오공과대학교 산학협력단 벌크흑연 복합체 및 이의 제조방법
CN110125499B (zh) * 2019-05-14 2020-12-08 宁波博德高科股份有限公司 表层含碳的慢走丝电火花加工用电极丝及其制备方法

Citations (5)

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JP2007070712A (ja) * 2005-09-09 2007-03-22 Mitsubishi Electric Corp 導電性粉末成形体電極
JP4643714B2 (ja) * 2006-12-27 2011-03-02 三菱電機株式会社 放電表面処理用電極およびその製造方法
KR20120075006A (ko) * 2010-12-28 2012-07-06 주식회사 엘지화학 원통형 이차전지용 탑 캡 및 이를 포함하는 이차전지
KR20140063886A (ko) * 2012-06-29 2014-05-27 쇼와 덴코 가부시키가이샤 탄소 재료, 전지 전극용 탄소 재료, 및 전지
KR20150059202A (ko) * 2013-11-21 2015-06-01 (주) 청연 투수성 하이브리드 활성탄소섬유를 이용한 cdi용 전극

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JP3459094B2 (ja) * 1993-11-16 2003-10-20 旭有機材工業株式会社 フェノール樹脂複合体の製造方法
JP2007015889A (ja) * 2005-07-07 2007-01-25 Toyo Tanso Kk 炭素材料及び炭素材料の加工方法
KR101439177B1 (ko) * 2014-05-19 2014-09-17 금오공과대학교 산학협력단 흑연 폐스크랩을 이용한 등방성 벌크 흑연의 제조방법 및 이를 통해 제조된 등방성 벌크 흑연
KR20160138601A (ko) * 2015-05-26 2016-12-06 주식회사 유포트 탄소 섬유 폐기물을 이용한 방전 가공용 전극 제조 방법
WO2017051963A1 (fr) * 2015-09-25 2017-03-30 금오공과대학교 산학협력단 Électrode en fibre de carbone utilisant une fibre de carbone et son procédé de fabrication
KR101814153B1 (ko) * 2015-09-25 2018-01-30 금오공과대학교 산학협력단 탄소섬유-바인더 복합체 분말의 제조방법, 이를 포함하는 방전가공 전극 및 이의 제조방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007070712A (ja) * 2005-09-09 2007-03-22 Mitsubishi Electric Corp 導電性粉末成形体電極
JP4643714B2 (ja) * 2006-12-27 2011-03-02 三菱電機株式会社 放電表面処理用電極およびその製造方法
KR20120075006A (ko) * 2010-12-28 2012-07-06 주식회사 엘지화학 원통형 이차전지용 탑 캡 및 이를 포함하는 이차전지
KR20140063886A (ko) * 2012-06-29 2014-05-27 쇼와 덴코 가부시키가이샤 탄소 재료, 전지 전극용 탄소 재료, 및 전지
KR20150059202A (ko) * 2013-11-21 2015-06-01 (주) 청연 투수성 하이브리드 활성탄소섬유를 이용한 cdi용 전극

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108728863B (zh) * 2018-03-22 2019-12-03 广州弘皓电子科技有限公司 用于制备碳纤维复合化电解电极的制备方法、及电解电极

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Publication number Publication date
KR20170037536A (ko) 2017-04-04
KR101865617B1 (ko) 2018-06-11

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