JP2016509336A - 黒鉛含有電極およびそれに関連する方法 - Google Patents
黒鉛含有電極およびそれに関連する方法 Download PDFInfo
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 121
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 111
- 239000010439 graphite Substances 0.000 title claims abstract description 111
- 238000000034 method Methods 0.000 title claims description 7
- 238000005087 graphitization Methods 0.000 claims abstract description 44
- 239000000835 fiber Substances 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 7
- 239000011244 liquid electrolyte Substances 0.000 claims description 6
- 239000007800 oxidant agent Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000011230 binding agent Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 239000003792 electrolyte Substances 0.000 description 12
- 229910052799 carbon Inorganic materials 0.000 description 10
- 239000012530 fluid Substances 0.000 description 9
- 239000000126 substance Substances 0.000 description 7
- 238000006479 redox reaction Methods 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 238000001994 activation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 239000003014 ion exchange membrane Substances 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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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
-
- 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
- H01M4/8605—Porous electrodes
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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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8605—Porous electrodes
- H01M4/8615—Bifunctional electrodes for rechargeable cells
-
- 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
- H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
- H01M4/8652—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites as mixture
-
- 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
- H01M4/88—Processes of manufacture
- H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
- H01M4/8882—Heat treatment, e.g. drying, baking
- H01M4/8885—Sintering or firing
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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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/96—Carbon-based electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/18—Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
- H01M8/184—Regeneration by electrochemical means
- H01M8/188—Regeneration by electrochemical means by recharging of redox couples containing fluids; Redox flow type batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/20—Indirect fuel cells, e.g. fuel cells with redox couple being irreversible
-
- 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
- Y02E60/10—Energy storage using batteries
-
- 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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- Inert Electrodes (AREA)
- Fuel Cell (AREA)
Abstract
Description
Claims (14)
- 複数の第1の黒鉛含有要素と、複数の第1の黒鉛含有要素と混ざり合った複数の第2の黒鉛含有要素と、を有する多孔質本体を備え、複数の第1の黒鉛含有要素が、第1の黒鉛化度を有し、複数の第2の黒鉛含有要素が、異なる第2の黒鉛化度を有することを特徴とする黒鉛含有電極。
- 複数の第1の黒鉛含有要素および複数の第2の黒鉛含有要素は繊維であることを特徴とする請求項1記載の黒鉛含有電極。
- 複数の第1の黒鉛含有要素は非繊維粒子であり、複数の第2の黒鉛含有要素は繊維であることを特徴とする請求項1記載の黒鉛含有電極。
- 第1の黒鉛化度は第2の黒鉛化度とは25%異なることを特徴とする請求項1記載の黒鉛含有電極。
- 第1の黒鉛化度は20%であり、第2の黒鉛化度は40%であることを特徴とする請求項4記載の黒鉛含有電極。
- 多孔質本体は重量で、20%の複数の第1の黒鉛含有要素と、80%の複数の第2の黒鉛含有要素とを有することを特徴とする請求項5記載の黒鉛含有電極。
- 複数の第1の黒鉛含有用途と複数の第2の黒鉛含有要素を一緒に保持する結合剤をさらに備えることを特徴とする請求項1記載の黒鉛含有電極。
- 複数の第1の黒鉛含有要素と、複数の第1の黒鉛含有要素と混ざり合った複数の第2の黒鉛含有要素と、を有する多孔質電極本体を備え、複数の第1の黒鉛含有要素が、第1の黒鉛化度を有し、複数の第2の黒鉛含有要素が、異なる第2の黒鉛化度を有することを特徴とする電気化学装置。
- 多孔質電極本体は、電気化学セル内にあり、別の多孔質電極本体とは、それらの間にあるセパレータで離間されていることを特徴とする請求項8記載の電気化学装置。
- 電気化学セルと流体的に接続された貯蔵部分と、電気化学的活性種を有する少なくとも1つの液体電解質とをさらに備えることを特徴とする請求項9記載の電気化学装置。
- 黒鉛含有電極を製作する方法であって、
a)複数の第1の黒鉛含有要素および複数の第2の黒鉛含有要素を提供し、
b)複数の第1の黒鉛含有要素および複数の第2の黒鉛含有要素の表面に結合された酸素含有表面基を提供するように複数の第1の黒鉛含有要素および複数の第2の黒鉛含有要素を酸化剤で処理する、
ことを含み、
複数の第1の黒鉛含有要素が、第1の黒鉛化度を有し、複数の第2の黒鉛含有要素が、異なる第2の黒鉛化度を有することを特徴とする、黒鉛含有電極を製作する方法。 - ステップa)の前に、それぞれ第1の黒鉛化度および第2の黒鉛化度を提供するように、複数の第1の黒鉛含有要素を処理しかつ複数の第2の黒鉛含有要素を処理することをさらに含むことを特徴とする請求項11記載の方法。
- ステップa)の前に、それぞれ第1の黒鉛化度および第2の黒鉛化度を提供するように、異なる条件下で複数の第1の黒鉛含有要素および複数の第2の黒鉛含有要素を処理することをさらに含むことを特徴とする請求項11記載の方法。
- ステップa)の前に、第1の黒鉛化度および第2の黒鉛化度を提供するように、第1の温度で複数の第1の黒鉛含有要素を処理しかつより高い第2の温度で複数の第2の黒鉛含有要素を処理することをさらに含むことを特徴とする請求項11記載の方法。
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PCT/US2012/071549 WO2014098918A1 (en) | 2012-12-23 | 2012-12-23 | Graphite-containing electrode and method related thereto |
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JP2016509336A true JP2016509336A (ja) | 2016-03-24 |
JP6300824B2 JP6300824B2 (ja) | 2018-03-28 |
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US (1) | US10944108B2 (ja) |
EP (2) | EP3435455A1 (ja) |
JP (1) | JP6300824B2 (ja) |
WO (1) | WO2014098918A1 (ja) |
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PT3375030T (pt) * | 2015-11-13 | 2020-09-04 | Avalon Battery Canada Corp | Elétrodo melhorado para bateria de fluxo redox |
CN114824162A (zh) * | 2022-04-12 | 2022-07-29 | 湖南阿斯米科技有限公司 | 一种锂离子电池石墨类负极材料石墨化工艺及系统 |
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- 2012-12-23 US US14/652,131 patent/US10944108B2/en active Active
- 2012-12-23 JP JP2015549345A patent/JP6300824B2/ja active Active
- 2012-12-23 EP EP18193820.0A patent/EP3435455A1/en not_active Withdrawn
- 2012-12-23 WO PCT/US2012/071549 patent/WO2014098918A1/en active Application Filing
- 2012-12-23 EP EP12890260.8A patent/EP2936593B1/en active Active
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WO2005106994A1 (ja) * | 2004-04-28 | 2005-11-10 | Nissan Motor Co., Ltd. | 燃料電池用膜-電極接合体、および、これを用いた燃料電池 |
JP2007012325A (ja) * | 2005-06-28 | 2007-01-18 | Nissan Motor Co Ltd | 固体高分子型燃料電池用電極及びこれを用いた固体高分子型燃料電池 |
JP2007335163A (ja) * | 2006-06-13 | 2007-12-27 | Matsushita Electric Ind Co Ltd | 膜触媒層接合体、膜電極接合体および高分子電解質形燃料電池 |
JP2009193910A (ja) * | 2008-02-18 | 2009-08-27 | Toppan Printing Co Ltd | 膜電極接合体及び固体高分子型燃料電池 |
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US20150340709A1 (en) | 2015-11-26 |
WO2014098918A1 (en) | 2014-06-26 |
EP3435455A1 (en) | 2019-01-30 |
US10944108B2 (en) | 2021-03-09 |
EP2936593B1 (en) | 2018-11-21 |
JP6300824B2 (ja) | 2018-03-28 |
EP2936593A4 (en) | 2015-11-11 |
EP2936593A1 (en) | 2015-10-28 |
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