JP2019133838A - 燃料電池用セパレータ - Google Patents
燃料電池用セパレータ Download PDFInfo
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- JP2019133838A JP2019133838A JP2018015084A JP2018015084A JP2019133838A JP 2019133838 A JP2019133838 A JP 2019133838A JP 2018015084 A JP2018015084 A JP 2018015084A JP 2018015084 A JP2018015084 A JP 2018015084A JP 2019133838 A JP2019133838 A JP 2019133838A
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- JP
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- Prior art keywords
- fuel cell
- contact resistance
- separator
- surface layer
- carbon
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0206—Metals or alloys
-
- 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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0206—Metals or alloys
- H01M8/0208—Alloys
-
- 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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0206—Metals or alloys
- H01M8/0208—Alloys
- H01M8/021—Alloys based on iron
-
- 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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0213—Gas-impermeable carbon-containing materials
-
- 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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0223—Composites
- H01M8/0228—Composites in the form of layered or coated products
-
- 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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0223—Composites
- H01M8/0226—Composites in the form of mixtures
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Fuel Cell (AREA)
Abstract
Description
実施例1〜3では、以下の製造方法に基づき表1に示す諸条件を有するセパレータの各サンプルを作製し、ガス拡散層との初期接触抵抗及び耐食試験後の接触抵抗について評価を行った。
また、比較のために、表1に示す諸条件を有するセパレータの各サンプル(比較例1〜6)を、上述実施例と同じ製造方法で作製し、同じ方法でガス拡散層との初期接触抵抗及び耐食試験後の接触抵抗の評価を行った。なお、比較例1〜6は、CNTの表面被覆率及びSi系バインダーの比率において実施例と異なっている。
2 MEGA(膜電極ガス拡散層接合体)
3 セパレータ
4 MEA(膜電極接合体)
6 電極
7 ガス拡散層
31 金属基材
32 表面層
33 CNT(カーボンナノチューブ)
34 Si系バインダー
Claims (2)
- 金属基材と該金属基材の表面に設けられる表面層とを備える燃料電池用セパレータであって、
前記表面層には、炭素系導電材とSi系バインダーとが含まれており、
前記表面層において、前記炭素系導電材の表面被覆率は90%以上、前記Si系バインダーの比率は40%以上であることを特徴とする燃料電池用セパレータ。 - 前記炭素系導電材は、カーボンナノチューブである請求項1に記載の燃料電池用セパレータ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018015084A JP2019133838A (ja) | 2018-01-31 | 2018-01-31 | 燃料電池用セパレータ |
DE102019100102.1A DE102019100102A1 (de) | 2018-01-31 | 2019-01-04 | Separator für brennstoffzelle |
US16/261,927 US20190237773A1 (en) | 2018-01-31 | 2019-01-30 | Separator for fuel cell |
CN201910097411.XA CN110098416A (zh) | 2018-01-31 | 2019-01-31 | 燃料电池用隔板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018015084A JP2019133838A (ja) | 2018-01-31 | 2018-01-31 | 燃料電池用セパレータ |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2019133838A true JP2019133838A (ja) | 2019-08-08 |
Family
ID=67224001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018015084A Pending JP2019133838A (ja) | 2018-01-31 | 2018-01-31 | 燃料電池用セパレータ |
Country Status (4)
Country | Link |
---|---|
US (1) | US20190237773A1 (ja) |
JP (1) | JP2019133838A (ja) |
CN (1) | CN110098416A (ja) |
DE (1) | DE102019100102A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020149907A (ja) * | 2019-03-14 | 2020-09-17 | 日鉄日新製鋼株式会社 | セパレータ用金属材料、燃料電池のセパレータ及び燃料電池 |
JP2021128829A (ja) * | 2020-02-11 | 2021-09-02 | 株式会社豊田中央研究所 | 燃料電池用ガス拡散層 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102020206774A1 (de) * | 2020-05-29 | 2021-12-02 | Sgl Carbon Se | Bipolarflachelement |
CN114388813B (zh) * | 2022-01-14 | 2023-07-04 | 中国科学技术大学先进技术研究院 | 集流体 |
Citations (11)
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JP2003268567A (ja) * | 2002-03-19 | 2003-09-25 | Hitachi Cable Ltd | 導電材被覆耐食性金属材料 |
JP2003282084A (ja) * | 2002-03-20 | 2003-10-03 | Honda Motor Co Ltd | 燃料電池用セパレータ及びその製造方法 |
JP2004185998A (ja) * | 2002-12-04 | 2004-07-02 | Toyota Motor Corp | 燃料電池用セパレータ |
JP2005502981A (ja) * | 2001-01-19 | 2005-01-27 | ワールド プロパティーズ インク. | 電池部品のための装置および方法 |
US20060240305A1 (en) * | 2005-04-22 | 2006-10-26 | Hon Hai Precision Industry Co., Ltd. | Bipolar plate and fuel cell assembly having same |
US20110070528A1 (en) * | 2009-09-22 | 2011-03-24 | Gm Global Technology Operations, Inc. | Carbon Based Bipolar Plate Coatings for Effective Water Management |
JP2012089460A (ja) * | 2010-10-15 | 2012-05-10 | Plasma Ion Assist Co Ltd | 燃料電池用セパレータ及びそのプラズマ処理装置 |
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2018
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2019
- 2019-01-04 DE DE102019100102.1A patent/DE102019100102A1/de not_active Withdrawn
- 2019-01-30 US US16/261,927 patent/US20190237773A1/en not_active Abandoned
- 2019-01-31 CN CN201910097411.XA patent/CN110098416A/zh active Pending
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JP2003268567A (ja) * | 2002-03-19 | 2003-09-25 | Hitachi Cable Ltd | 導電材被覆耐食性金属材料 |
JP2003282084A (ja) * | 2002-03-20 | 2003-10-03 | Honda Motor Co Ltd | 燃料電池用セパレータ及びその製造方法 |
JP2004185998A (ja) * | 2002-12-04 | 2004-07-02 | Toyota Motor Corp | 燃料電池用セパレータ |
US20060240305A1 (en) * | 2005-04-22 | 2006-10-26 | Hon Hai Precision Industry Co., Ltd. | Bipolar plate and fuel cell assembly having same |
JP2012529749A (ja) * | 2009-06-09 | 2012-11-22 | シバラジャン,ラメッシュ | 燃料電池用バイポーラプレートの液体ベースナノ構造カーボン材料(ncm)コーティング |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2020149907A (ja) * | 2019-03-14 | 2020-09-17 | 日鉄日新製鋼株式会社 | セパレータ用金属材料、燃料電池のセパレータ及び燃料電池 |
JP7114516B2 (ja) | 2019-03-14 | 2022-08-08 | 日本製鉄株式会社 | セパレータ用金属材料、燃料電池のセパレータ及び燃料電池 |
JP2021128829A (ja) * | 2020-02-11 | 2021-09-02 | 株式会社豊田中央研究所 | 燃料電池用ガス拡散層 |
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Also Published As
Publication number | Publication date |
---|---|
CN110098416A (zh) | 2019-08-06 |
US20190237773A1 (en) | 2019-08-01 |
DE102019100102A1 (de) | 2019-08-01 |
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