KR101592739B1 - 연료전지 애노드 촉매 - Google Patents
연료전지 애노드 촉매 Download PDFInfo
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- KR101592739B1 KR101592739B1 KR1020140094130A KR20140094130A KR101592739B1 KR 101592739 B1 KR101592739 B1 KR 101592739B1 KR 1020140094130 A KR1020140094130 A KR 1020140094130A KR 20140094130 A KR20140094130 A KR 20140094130A KR 101592739 B1 KR101592739 B1 KR 101592739B1
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- 239000003054 catalyst Substances 0.000 title claims abstract description 123
- 239000000446 fuel Substances 0.000 title claims abstract description 67
- 229910052751 metal Inorganic materials 0.000 claims abstract description 54
- 239000002184 metal Substances 0.000 claims abstract description 54
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 47
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 37
- 229910044991 metal oxide Inorganic materials 0.000 claims description 11
- 150000004706 metal oxides Chemical class 0.000 claims description 11
- UFULAYFCSOUIOV-UHFFFAOYSA-N cysteamine Chemical compound NCCS UFULAYFCSOUIOV-UHFFFAOYSA-N 0.000 claims description 6
- 229960003151 mercaptamine Drugs 0.000 claims description 6
- 229910052697 platinum Inorganic materials 0.000 claims description 6
- 239000002134 carbon nanofiber Substances 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 239000002105 nanoparticle Substances 0.000 claims description 5
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 3
- 239000006230 acetylene black Substances 0.000 claims description 3
- 239000002041 carbon nanotube Substances 0.000 claims description 3
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 3
- 125000000896 monocarboxylic acid group Chemical group 0.000 claims description 3
- 239000002073 nanorod Substances 0.000 claims description 3
- 239000002071 nanotube Substances 0.000 claims description 3
- 239000002070 nanowire Substances 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 2
- 239000011852 carbon nanoparticle Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 229910021389 graphene Inorganic materials 0.000 claims description 2
- 229910052741 iridium Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 229910052763 palladium Inorganic materials 0.000 claims description 2
- 229910052703 rhodium Inorganic materials 0.000 claims description 2
- 229910052707 ruthenium Inorganic materials 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000003628 erosive effect Effects 0.000 abstract description 3
- 230000002401 inhibitory effect Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 58
- 238000000034 method Methods 0.000 description 24
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 21
- 238000007254 oxidation reaction Methods 0.000 description 17
- 230000000694 effects Effects 0.000 description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 11
- 229910052760 oxygen Inorganic materials 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000001257 hydrogen Substances 0.000 description 8
- 229910052739 hydrogen Inorganic materials 0.000 description 8
- 239000012528 membrane Substances 0.000 description 8
- 238000006722 reduction reaction Methods 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- 150000002431 hydrogen Chemical class 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000005518 polymer electrolyte Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 238000006479 redox reaction Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 238000000231 atomic layer deposition Methods 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000002484 cyclic voltammetry Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000010411 electrocatalyst Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002082 metal nanoparticle Substances 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002094 self assembled monolayer Substances 0.000 description 2
- 239000013545 self-assembled monolayer Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- LLYXJBROWQDVMI-UHFFFAOYSA-N 2-chloro-4-nitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1Cl LLYXJBROWQDVMI-UHFFFAOYSA-N 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000011267 electrode slurry Substances 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000000313 electron-beam-induced deposition Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- CJTCBBYSPFAVFL-UHFFFAOYSA-N iridium ruthenium Chemical compound [Ru].[Ir] CJTCBBYSPFAVFL-UHFFFAOYSA-N 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 239000006262 metallic foam Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004917 polyol method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000001338 self-assembly Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000001132 ultrasonic dispersion Methods 0.000 description 1
Images
Classifications
-
- 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
- H01M4/90—Selection of catalytic 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/9075—Catalytic material supported on carriers, e.g. powder carriers
-
- 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
-
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Materials Engineering (AREA)
- Inert Electrodes (AREA)
- Catalysts (AREA)
Abstract
Description
도 2는 본 발명에 따른 연료전지 애노드 촉매의 구성 상태를 개념적으로 도식화한 단면도이다.
도 3은 본 발명의 실험예에 따라 애노드 촉매에 대한 수소산화반응의 활성을 측정하여 비교 도시한 그래프이다.
도 4는 본 발명의 실험예에 따라 애노드 촉매에 대한 산소환원반응의 활성을 측정하여 비교 도시한 그래프이다.
Claims (10)
- 탄소 담지체나 금속 또는 금속 산화물 담지체 상에 금속 촉매층을 포함하되, 상기 금속 촉매층에는 S, SH, SSH, Sac, CN, COOH, NH2, CH3, NC 중에서 선택된 원자 또는 치환기를 갖는 하나 이상의 자가조립 분자로 이루어진 자가조립층이 추가로 결합된 형태로 형성되어 있는 것을 특징으로 하는 연료전지 애노드 촉매.
- 청구항 1에 있어서, 탄소 담지체는 아세틸렌 블랙, 카본블랙, 다공성 탄소, 카본나노입자, 카본나노튜브, 카본나노파이버, 그래핀, 흑연탄소(graphitic carbon) 중에서 선택된 하나 이상인 것을 특징으로 하는 연료전지 애노드 촉매.
- 청구항 1에 있어서, 금속 또는 금속 산화물 담지체는 Ti, Nb, Ta, W, TiO2, Nb2O5, Ta2O5, WO3 중에서 선택된 하나 이상의 성분으로서, 단일 원자층, 다결정층, 나노로드, 나노튜브, 휘스커(whisker), 나노와이어, 나노입자(nanoparticle) 중에서 선택된 어느 하나 이상의 형태인 것을 특징으로 하는 연료전지 애노드 촉매.
- 청구항 1에 있어서, 금속촉매층은 Pt, Pd, Au, Ir, Rh, Ru 중에서 선택된 하나 이상으로 이루어진 것을 특징으로 하는 연료전지 애노드 촉매.
- 삭제
- 청구항 1에 있어서, 자가조립 분자는 cysteamine, dodecanethiol 중에서 선택된 하나 이상인 것을 특징으로 하는 연료전지 애노드 촉매.
- 청구항 1에 있어서, 자가조립층은 0.01~0.1 mM로 첨가하여 이루어진 것을 특징으로 하는 연료전지 애노드 촉매.
- 탄소 담지체나 금속 또는 금속 산화물 금속 담지체 상에 금속 촉매층과 S, SH, SSH, Sac, CN, COOH, NH2, CH3, NC 중에서 선택된 원자 또는 치환기를 갖는 하나 이상의 자가조립 분자로 이루어진 자가조립층을 형성하되, 금속촉매와 자가조립 분자를 차례로 적층시키거나 이들을 혼합하여 코팅시켜서 연료전지 애노드 촉매를 제조하는 방법.
- 청구항 1 내지 청구항 4, 청구항 6 및 청구항 7 중에서 선택된 어느 하나의 항에 따른 연료전지 애노드 촉매를 포함하는 연료전지용 애노드.
- 청구항 1 내지 청구항 4, 청구항 6 및 청구항 7 중에서 선택된 어느 하나의 항에 따른 연료전지 애노드 촉매를 포함하는 애노드가 구비된 자동차용 연료전지 스택.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140094130A KR101592739B1 (ko) | 2014-07-24 | 2014-07-24 | 연료전지 애노드 촉매 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140094130A KR101592739B1 (ko) | 2014-07-24 | 2014-07-24 | 연료전지 애노드 촉매 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20160012549A KR20160012549A (ko) | 2016-02-03 |
| KR101592739B1 true KR101592739B1 (ko) | 2016-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020140094130A Active KR101592739B1 (ko) | 2014-07-24 | 2014-07-24 | 연료전지 애노드 촉매 |
Country Status (1)
| Country | Link |
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| KR (1) | KR101592739B1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200054587A (ko) | 2018-11-12 | 2020-05-20 | 한국과학기술연구원 | 다공성 탄소를 금속 표면에 코팅한 연료 전지용 촉매 및 그 제조방법 |
| US11433368B2 (en) | 2018-12-07 | 2022-09-06 | Hyundai Motor Company | Method and apparatus of preparing catalyst for fuel cell |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102182553B1 (ko) | 2018-11-08 | 2020-11-24 | 한국과학기술연구원 | 탄소 담체 상에 담지된 단일원자 촉매의 제조방법 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130005567A1 (en) | 2010-03-17 | 2013-01-03 | Arunachala Kannan | Durable platinum / multi-walled carbon nanotube catalysts |
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| US7799475B2 (en) | 2004-08-26 | 2010-09-21 | Gm Global Technology Operations, Inc. | Method of using H2 purge for stack startup/shutdown to improve stack durability |
| KR101107073B1 (ko) * | 2009-06-05 | 2012-01-20 | 삼성에스디아이 주식회사 | 연료전지용 촉매 및 이를 포함하는 연료전지 시스템 |
| KR101265074B1 (ko) | 2010-06-22 | 2013-05-16 | 연세대학교 산학협력단 | 탄소부식 억제를 위한 연료전지용 촉매층, 이를 포함하는 연료전지용 막-전극 접합체 및 그 제조방법 |
| KR101467061B1 (ko) * | 2012-12-11 | 2014-12-02 | 연세대학교 산학협력단 | 입방형 Pt/C 촉매의 제조 방법, 이로부터 제조된 입방형 Pt/C 촉매 및 이를 이용한 연료전지 |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130005567A1 (en) | 2010-03-17 | 2013-01-03 | Arunachala Kannan | Durable platinum / multi-walled carbon nanotube catalysts |
Non-Patent Citations (1)
| Title |
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| ELECTROCHEMISTRY COMMUNICATION 7 (2005) 119-124 (2004.12.16) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200054587A (ko) | 2018-11-12 | 2020-05-20 | 한국과학기술연구원 | 다공성 탄소를 금속 표면에 코팅한 연료 전지용 촉매 및 그 제조방법 |
| US11433368B2 (en) | 2018-12-07 | 2022-09-06 | Hyundai Motor Company | Method and apparatus of preparing catalyst for fuel cell |
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| Publication number | Publication date |
|---|---|
| KR20160012549A (ko) | 2016-02-03 |
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