KR20190095472A - 티탄재, 세퍼레이터, 셀, 및 고체 고분자형 연료 전지 - Google Patents
티탄재, 세퍼레이터, 셀, 및 고체 고분자형 연료 전지 Download PDFInfo
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- KR20190095472A KR20190095472A KR1020197021789A KR20197021789A KR20190095472A KR 20190095472 A KR20190095472 A KR 20190095472A KR 1020197021789 A KR1020197021789 A KR 1020197021789A KR 20197021789 A KR20197021789 A KR 20197021789A KR 20190095472 A KR20190095472 A KR 20190095472A
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- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
- C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
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- H01M8/00—Fuel cells; Manufacture thereof
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- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M8/00—Fuel cells; Manufacture thereof
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- H—ELECTRICITY
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- H01M8/10—Fuel cells with solid electrolytes
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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
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
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- H—ELECTRICITY
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- H01M8/10—Fuel cells with solid electrolytes
- H01M2008/1095—Fuel cells with polymeric electrolytes
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
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Abstract
Description
도 2a는, 본 발명의 실시 형태에 따르는 고체 고분자형 연료 전지의 사시도이다.
도 2b는, 연료 전지의 셀(단셀)의 분해 사시도이다.
도 3은, 티탄재의 접촉 저항을 측정하는 장치의 구성을 도시한 도면이다.
7:티탄재 8:모재
9:티탄 산화물 피막 11:시료(티탄재)
Claims (6)
- 순티탄 또는 티탄 합금으로 이루어지는 모재와,
상기 모재 위에 형성된 티탄 산화물 피막을 구비하는 티탄재로서,
당해 티탄재의 표층에 대해 입사각 0.3°의 박막 X선 회절 분석에 의해 얻어지는 피크 강도가, 하기 식 (1)을 만족하는, 티탄재.
(I(104)+I(200))/I(101)≥0.08-0.004×I(200) …(1)
단,
I(104):Ti2O3상의 (104)면에 의한 피크 강도
I(200):TiO상의 (200)면에 의한 피크 강도
I(101):α-Ti상의 (101)면에 의한 피크 강도
이며, 0<I(104), 0≤I(200), 0<I(101)이다. - 청구항 1에 있어서,
상기 박막 X선 회절 분석에 의해 얻어지는, Ti2O3상의 (104)면에 의한 피크 강도 I(104)와 Ti2O3상의 (116)면에 의한 피크 강도 I(116)이, 하기 식 (2)를 만족하는, 티탄재.
I(104)/I(116)>1.0 …(2) - 청구항 1 또는 청구항 2에 있어서,
상기 티탄 산화물 피막의 두께가 20~120nm인, 티탄재. - 청구항 1 내지 청구항 3 중 어느 한 항에 기재된 티탄재를 구비하는, 고체 고분자형 연료 전지의 세퍼레이터.
- 청구항 4에 기재된 세퍼레이터를 구비하는, 고체 고분자형 연료 전지의 셀.
- 청구항 5에 기재된 셀을 구비하는, 고체 고분자형 연료 전지.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2016256044 | 2016-12-28 | ||
JPJP-P-2016-256044 | 2016-12-28 | ||
PCT/JP2017/045328 WO2018123690A1 (ja) | 2016-12-28 | 2017-12-18 | チタン材、セパレータ、セル、および固体高分子形燃料電池 |
Publications (2)
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KR20190095472A true KR20190095472A (ko) | 2019-08-14 |
KR102291510B1 KR102291510B1 (ko) | 2021-08-19 |
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KR1020197021789A Active KR102291510B1 (ko) | 2016-12-28 | 2017-12-18 | 티탄재, 세퍼레이터, 셀, 및 고체 고분자형 연료 전지 |
Country Status (6)
Country | Link |
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US (1) | US11764368B2 (ko) |
EP (1) | EP3565042A4 (ko) |
JP (1) | JP6380714B1 (ko) |
KR (1) | KR102291510B1 (ko) |
CN (1) | CN110140247B (ko) |
WO (1) | WO2018123690A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2024136000A1 (ko) | 2022-12-21 | 2024-06-27 | 주식회사 포스코 | 표면 전도성 및 내구성이 우수한 연료전지 분리판용 티타늄 판재 및 이의 제조방법 |
KR20240098294A (ko) | 2022-12-20 | 2024-06-28 | 주식회사 포스코 | 표면 전도성 및 내구성이 우수한 연료전지 분리판용 티타늄 판재 |
Families Citing this family (5)
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JP6939747B2 (ja) * | 2018-10-03 | 2021-09-22 | 株式会社豊田中央研究所 | 電極板 |
JP7200787B2 (ja) * | 2019-03-22 | 2023-01-10 | 株式会社豊田中央研究所 | 電極板 |
US11420879B2 (en) | 2019-11-06 | 2022-08-23 | Robert Bosch Gmbh | Conductive, anticorrosive magnesium titanium oxide material |
JP7375723B2 (ja) * | 2020-10-16 | 2023-11-08 | トヨタ自動車株式会社 | セパレータ及びセパレータの製造方法 |
JP7414698B2 (ja) * | 2020-11-27 | 2024-01-16 | 株式会社神戸製鋼所 | 燃料電池セパレータ用表面処理チタン材及びその製造方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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KR20240098294A (ko) | 2022-12-20 | 2024-06-28 | 주식회사 포스코 | 표면 전도성 및 내구성이 우수한 연료전지 분리판용 티타늄 판재 |
WO2024136000A1 (ko) | 2022-12-21 | 2024-06-27 | 주식회사 포스코 | 표면 전도성 및 내구성이 우수한 연료전지 분리판용 티타늄 판재 및 이의 제조방법 |
KR20240098333A (ko) | 2022-12-21 | 2024-06-28 | 주식회사 포스코 | 표면 전도성 및 내구성이 우수한 연료전지 분리판용 티타늄 판재 및 이의 제조방법 |
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Publication number | Publication date |
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KR102291510B1 (ko) | 2021-08-19 |
EP3565042A1 (en) | 2019-11-06 |
JP6380714B1 (ja) | 2018-08-29 |
WO2018123690A1 (ja) | 2018-07-05 |
US20200091523A1 (en) | 2020-03-19 |
EP3565042A4 (en) | 2020-08-05 |
CN110140247B (zh) | 2022-08-19 |
CN110140247A (zh) | 2019-08-16 |
JPWO2018123690A1 (ja) | 2018-12-27 |
US11764368B2 (en) | 2023-09-19 |
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