KR950700612A - ELECTRODE AND SECONDARY CELL WHICH USES THE ELECTRODE - Google Patents

ELECTRODE AND SECONDARY CELL WHICH USES THE ELECTRODE

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Publication number
KR950700612A
KR950700612A KR1019940702975A KR19940702975A KR950700612A KR 950700612 A KR950700612 A KR 950700612A KR 1019940702975 A KR1019940702975 A KR 1019940702975A KR 19940702975 A KR19940702975 A KR 19940702975A KR 950700612 A KR950700612 A KR 950700612A
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South Korea
Prior art keywords
electrode
electrode according
secondary battery
carbon fiber
resin
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KR1019940702975A
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Korean (ko)
Inventor
준 쭈카모토
타케지 나카에
타쭈히코 수주키
미키오 니이
마사유키 키다이
Original Assignee
마에다 카쭈노수케
토오레 카부시키가이샤
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Priority claimed from JP4345913A external-priority patent/JPH06196152A/en
Priority claimed from JP5015256A external-priority patent/JPH06231751A/en
Priority claimed from JP5026850A external-priority patent/JPH06243868A/en
Priority claimed from JP5170357A external-priority patent/JPH0729565A/en
Priority claimed from JP5273712A external-priority patent/JPH07130355A/en
Application filed by 마에다 카쭈노수케, 토오레 카부시키가이샤 filed Critical 마에다 카쭈노수케
Publication of KR950700612A publication Critical patent/KR950700612A/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/02—Waveguide horns
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
    • D01F11/10—Chemical after-treatment of artificial filaments or the like during manufacture of carbon
    • D01F11/12—Chemical after-treatment of artificial filaments or the like during manufacture of carbon with inorganic substances ; Intercalation
    • D01F11/129—Intercalated carbon- or graphite fibres
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
    • D01F11/10—Chemical after-treatment of artificial filaments or the like during manufacture of carbon
    • D01F11/14—Chemical after-treatment of artificial filaments or the like during manufacture of carbon with organic compounds, e.g. macromolecular compounds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/663—Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/665—Composites
    • H01M4/667—Composites in the form of layers, e.g. coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • H01M4/72—Grids
    • H01M4/74—Meshes or woven material; Expanded metal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • H01M4/80—Porous plates, e.g. sintered carriers
    • H01M4/806—Nonwoven fibrous fabric containing only fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/96—Carbon-based electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Textile Engineering (AREA)
  • Composite Materials (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

리튬이온의 도우핑, 및 탈도우핑이 가능한 탄소재를 음극활물질로서 사용하는 충방전가능한 2차전지에 있어서, 탄소재로서 탄소섬유를 사용한 전극, 및 그 전극으로부터 구성되는 2차전지에 관한 것으로, 탄소섬유가 일방향배열체로서 사용되는지, 혹은 탄소섬유와 전기전도성박 또는 섬유로 구성된다. 본 발명에의해, 고용량, 고출력의 2차전지를 제공할 수가 있다.A charge / dischargeable secondary battery using a carbon material capable of doping and de-doping lithium ions as a negative electrode active material, the present invention relates to an electrode using carbon fibers as a carbon material, and a secondary battery constituted from the electrode. The carbon fiber is used as a unidirectional array, or is composed of carbon fiber and electrically conductive foil or fiber. According to the present invention, a secondary battery having a high capacity and a high output can be provided.

Description

전극 및 그것을 사용한 2차전지(ELECTRODE AND SECONDARY CELL WHICH USES THE ELECTRODE)ELECTRODE AND SECONDARY CELL WHICH USES THE ELECTRODE

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는, 탄소섬유시이트에 도전박을 배치한 전극의 예를 모식도로 나타낸다. 제2도는, 탄소섬유시이트에 도전박을 배치한 전극의 예를 모식도로 나타낸다. 제3도는 탄소섬유와 평행방향으로 도전선을 배치한 전극의 예를 모식도로 나타낸다. 제4도는 탄소섬유를 그물코형상의 도전선에 짜넣은 전극의 예를 모식도로 나타낸다.1 shows an example of an electrode in which a conductive foil is disposed on a carbon fiber sheet. 2 shows an example of an electrode in which conductive foil is placed on a carbon fiber sheet. 3 shows an example of an electrode in which conductive lines are arranged in parallel with the carbon fibers. 4 shows an example of an electrode in which carbon fibers are incorporated into a mesh-shaped conductive line.

Claims (32)

탄소섬유의 일방향배열체를 사용한 전극.An electrode using a unidirectional array of carbon fibers. 제1항에 있어서, 전기한 일방향배열체가 시이트형상인 것을 특징으로 하는 전극.The electrode according to claim 1, wherein the one-way arrangement described above has a sheet shape. 제1항에 있어서, 전기한 일방향배열체가 금속박위에 배치되어 있는 것을 특징으로 하는 전극.The electrode according to claim 1, wherein the one-way arrangement described above is disposed on the metal foil. 제3항에 있어서, 전기한 전극이 권회되어 있고, 그 배열방향이 그 권회방향과 대략 직각인 것을 특징으로 하는 전극.The electrode according to claim 3, wherein the electrode described above is wound, and the arrangement direction thereof is substantially perpendicular to the winding direction. 제3항에있어서, 전기한 전극이 권회되어 있고, 그 배열방향이 그 권회방향과 대략 평행인 것을 특징으로 하는 전극.The electrode according to claim 3, wherein the electrode described above is wound, and the arrangement direction thereof is substantially parallel to the winding direction. 제3항에있어서, 전기한 전극박이 동박인 것을 특징으로 하는 전극.The electrode according to claim 3, wherein said electrode foil is copper foil. 제1항 내지 제2항 중 어느 한 항에 있어서, 전기한 탄소섬유가 1축방향으로 배치되고, 섬유축방향에 대해 병행 혹은 수직방향으로 전기전도선을 배치하는 것을 특징으로 하는 전극.The electrode according to any one of claims 1 to 2, wherein the carbon fibers described above are arranged in one axial direction, and electrical conductor lines are arranged in parallel or perpendicular to the fiber axis direction. 제1항 내지 제7항중 어느 한 항에 있어서, 전기한 탄소섬유가 수지에 의해 풀먹임되어 있는 것을 특징으로 하는 전극.The electrode according to any one of claims 1 to 7, wherein the carbon fiber described above is grass fed with a resin. 제8항에 있어서, 전기한 수지가, 열가소성인 것을 특징으로 하는 전극.The electrode according to claim 8, wherein the resin described above is thermoplastic. 제8항에 있어서, 전기한 수지가, 열경화성 수지인 것을 특징으로 하는 전극.The electrode according to claim 8, wherein the resin described above is a thermosetting resin. 제8항 내지 제10항 중 어느 한 항에 있어서, 전기한 수지가, 전기한 탄소섬유의 3중량%이상, 17중량% 이하의 범위인 전극.The electrode according to any one of claims 8 to 10, wherein the resin described above is in a range of 3% by weight or more and 17% by weight or less of the carbon fiber described above. 제8항 내지 제11항 중 어느 한 항에 있어서, 전기한 수지가, 전기한 탄소섬유의 5중량%이상, 10중량% 이하의 범위인 전극.The electrode according to any one of claims 8 to 11, wherein the resin described above is in a range of 5% by weight or more and 10% by weight or less of the carbon fiber described above. 제8항 내지 제12항 중 어느 한 항에 있어서, 전기한 수지가 폴리플루오르화 비닐리덴인 것을 특징으로 하는 전극.The electrode according to any one of claims 8 to 12, wherein the resin described above is polyvinylidene fluoride. 제1항 내지 제13항 중 어느 한 항에 있어서, 미리 충방전을 행한 탄소섬유를 활물질로서 사용한 것을 특징으로 하는 전극.The electrode according to any one of claims 1 to 13, wherein carbon fibers that have been charged and discharged in advance are used as the active material. 제1항 내지 제14항 중 어느 한 항에 있어서, 전기한 전극을 음극으로서 사용하는 것을 특징으로 하는 전극.The electrode according to any one of claims 1 to 14, wherein the electrode described above is used as a cathode. 제1항 내지 제15항 중 어느 한 항에 기재한 전극을 사용한 2차전지.The secondary battery using the electrode as described in any one of Claims 1-15. 제16항에 있어서, 리튬염을 함유하는 비수계(非水系) 전해액, 및 리튬의 출입이 가능한 양극을 사용하는 것을 특징으로 하는 2차전지.The secondary battery according to claim 16, wherein a non-aqueous electrolyte containing lithium salt and a positive electrode capable of entering and exiting lithium are used. 제16항 또는 제17항에있어서, 양극에 천이금속산화물을 사용한 것을 특징으로 하는 2차전지.The secondary battery according to claim 16 or 17, wherein a transition metal oxide is used for the positive electrode. 제16항 내지 제18항 중 어느 한 항에있어서, 전기한 천이금속산화물이, LiCoO2또는 LiNiO2인 2차전지.The secondary battery according to any one of claims 16 to 18, wherein the transition metal oxide described above is LiCoO 2 or LiNiO 2 . 탄소섬유시이트와 전기전도성박으로 이루어지는 전극.An electrode made of a carbon fiber sheet and an electrically conductive foil. 제20항에 있어서, 전기한 탄소섬유시이트가 직물인 것을 특징으로 하는 전극.21. The electrode according to claim 20, wherein the carbon fiber sheet described above is a fabric. 제20항 또는 제21항에있어서, 그 전기전도성박이, 금속박인 것을 특징으로 하는 전극.The electrode according to claim 20 or 21, wherein the electrically conductive foil is a metal foil. 제22항에있어서, 전기한 금속박이 동박인 전극.The electrode according to claim 22, wherein the metal foil described above is a copper foil. 제20항 내지 제23항 중 어느 한 항에 있어서, 전기한 탄소섬유의 중량이 30ｇ/m2이상, 200ｇ/m2이하인 것을 특징으로 하는 전극.The electrode of any one of Claims 20-23 whose weight of the carbon fiber mentioned above is 30 g / m <2> or more and 200g / m <2> or less. 제20항 내지 제24항 중 어느 한 항에 있어서, 전기한 탄소섬유의 중량이 50g/m2이상, 150g/m2이하인 것을 특징으로 하는 전극.The electrode according to any one of claims 20 to 24, wherein the weight of the carbon fiber described above is 50 g / m 2 or more and 150 g / m 2 or less. 제20항 내지 제25항중 어느 한 항에 있어서, 전기한 탄소섬유가 수지에의해 풀먹임되어있는 것을 특징으로 하는 전극.The electrode according to any one of claims 20 to 25, wherein the carbon fiber described above is grass fed with a resin. 제26항에 있어서, 전기한 수지가, 전기한 탄소섬유의 3중량% 이상, 17중량% 이하의 범위인 전극.27. The electrode according to claim 26, wherein said resin is in the range of 3 wt% or more and 17 wt% or less of said carbon fiber. 제26항 또는 제27항에 있어서, 전기한 수지가, 폴리플루오르화 비닐리덴인 것을 특징으로 하는 전극.The electrode according to claim 26 or 27, wherein the resin described above is polyvinylidene fluoride. 제20항 내지 제28항 중 어느 한 항에 기재한 전극을 사용한 2차전지.A secondary battery using the electrode according to any one of claims 20 to 28. 제29항에 있어서, 리튬염을 함유하는 비수계 전해액, 및 리튬의 출입이 가능한 양극을 사용하는 것을 특징으로 하는 2차전지.The secondary battery according to claim 29, wherein a non-aqueous electrolyte containing lithium salt and a positive electrode capable of entering and exiting lithium are used. 제29항 또는 제30항에 있어서, 양극에, 천이금속산화물을 사용한 것을 특징으로 하는 2차전지.The secondary battery according to claim 29 or 30, wherein a transition metal oxide is used for the positive electrode. 제29항 내지 제31항 중 어느 한 항에 있어서, 전기한 천이금속산화물이 LiCoO2또는 LiNiO2인 2차 전지.32. The secondary battery according to any one of claims 29 to 31, wherein the transition metal oxide described above is LiCoO 2 or LiNiO 2 . ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940702975A 1992-12-25 1993-12-24 ELECTRODE AND SECONDARY CELL WHICH USES THE ELECTRODE KR950700612A (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP4345913A JPH06196152A (en) 1992-12-25 1992-12-25 Electrode and secondary battery using it
JP92-345913 1992-12-25
JP5015256A JPH06231751A (en) 1993-02-02 1993-02-02 Electrode material and secondary battery using it
JP93-15256 1993-02-02
JP5026850A JPH06243868A (en) 1993-02-16 1993-02-16 Manufacture of secondary battery
JP93-26850 1993-02-16
JP5170357A JPH0729565A (en) 1993-07-09 1993-07-09 Electrode material and secondary battery using the same
JP93-170357 1993-07-09
JP93-273712 1993-11-01
JP5273712A JPH07130355A (en) 1993-11-01 1993-11-01 Electrode for secondary battery
PCT/JP1993/001880 WO1994015373A1 (en) 1992-12-25 1993-12-24 Electrode and secondary cell which uses the electrode

Publications (1)

Publication Number Publication Date
KR950700612A true KR950700612A (en) 1995-01-16

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CA (1) CA2130807A1 (en)
WO (1) WO1994015373A1 (en)

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KR100841905B1 (en) * 2000-08-18 2008-06-30 소니 가부시끼 가이샤 Secondary cell and method for preparation thereof

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