KR101102905B1 - 신뢰할 수 있는 연료 전지 전극 설계 - Google Patents
신뢰할 수 있는 연료 전지 전극 설계 Download PDFInfo
- Publication number
- KR101102905B1 KR101102905B1 KR1020087027908A KR20087027908A KR101102905B1 KR 101102905 B1 KR101102905 B1 KR 101102905B1 KR 1020087027908 A KR1020087027908 A KR 1020087027908A KR 20087027908 A KR20087027908 A KR 20087027908A KR 101102905 B1 KR101102905 B1 KR 101102905B1
- Authority
- KR
- South Korea
- Prior art keywords
- fuel cell
- ruthenium
- layer
- substrate
- coating
- Prior art date
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- 239000000446 fuel Substances 0.000 title claims abstract description 141
- 239000000758 substrate Substances 0.000 claims abstract description 142
- 238000000034 method Methods 0.000 claims abstract description 136
- 229910001927 ruthenium tetroxide Inorganic materials 0.000 claims abstract description 98
- 239000000463 material Substances 0.000 claims abstract description 59
- 238000000151 deposition Methods 0.000 claims abstract description 41
- 238000000926 separation method Methods 0.000 claims abstract description 15
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 172
- 229910052707 ruthenium Inorganic materials 0.000 claims description 168
- 238000000576 coating method Methods 0.000 claims description 74
- 239000011248 coating agent Substances 0.000 claims description 65
- 239000003054 catalyst Substances 0.000 claims description 61
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 52
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 41
- 239000012528 membrane Substances 0.000 claims description 40
- 239000010936 titanium Substances 0.000 claims description 40
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 37
- 239000012530 fluid Substances 0.000 claims description 30
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 claims description 26
- 229910052715 tantalum Inorganic materials 0.000 claims description 26
- 239000010931 gold Substances 0.000 claims description 25
- 229910052697 platinum Inorganic materials 0.000 claims description 25
- 229910052710 silicon Inorganic materials 0.000 claims description 22
- 239000010703 silicon Substances 0.000 claims description 22
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 22
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 21
- 229910052719 titanium Inorganic materials 0.000 claims description 21
- 229910052759 nickel Inorganic materials 0.000 claims description 18
- 229910052737 gold Inorganic materials 0.000 claims description 17
- 239000010948 rhodium Substances 0.000 claims description 17
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 16
- 230000007797 corrosion Effects 0.000 claims description 15
- 238000005260 corrosion Methods 0.000 claims description 15
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 claims description 15
- 229910052763 palladium Inorganic materials 0.000 claims description 14
- 229910052741 iridium Inorganic materials 0.000 claims description 13
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 229910017052 cobalt Inorganic materials 0.000 claims description 10
- 239000010941 cobalt Substances 0.000 claims description 10
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 10
- 229910052762 osmium Inorganic materials 0.000 claims description 10
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 claims description 10
- 229910052703 rhodium Inorganic materials 0.000 claims description 10
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 10
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 9
- 229910052750 molybdenum Inorganic materials 0.000 claims description 9
- 239000011733 molybdenum Substances 0.000 claims description 9
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical compound O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 claims description 7
- 229910052702 rhenium Inorganic materials 0.000 claims description 7
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 6
- 229910052709 silver Inorganic materials 0.000 claims description 6
- 239000004332 silver Substances 0.000 claims description 6
- 229910021332 silicide Inorganic materials 0.000 claims description 5
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 2
- 239000003014 ion exchange membrane Substances 0.000 claims 2
- 229910001200 Ferrotitanium Inorganic materials 0.000 claims 1
- 210000004027 cell Anatomy 0.000 abstract description 114
- 230000008569 process Effects 0.000 abstract description 73
- 239000000126 substance Substances 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 210000003850 cellular structure Anatomy 0.000 abstract description 4
- 230000003750 conditioning effect Effects 0.000 abstract description 3
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- 239000010410 layer Substances 0.000 description 190
- 239000007789 gas Substances 0.000 description 116
- 238000012545 processing Methods 0.000 description 57
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- 238000005137 deposition process Methods 0.000 description 24
- 239000012790 adhesive layer Substances 0.000 description 23
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 18
- 229910052739 hydrogen Inorganic materials 0.000 description 17
- 239000003792 electrolyte Substances 0.000 description 16
- 239000001257 hydrogen Substances 0.000 description 15
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 14
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- 238000005755 formation reaction Methods 0.000 description 11
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- 239000007800 oxidant agent Substances 0.000 description 9
- 230000001590 oxidative effect Effects 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- QDWJUBJKEHXSMT-UHFFFAOYSA-N boranylidynenickel Chemical compound [Ni]#B QDWJUBJKEHXSMT-UHFFFAOYSA-N 0.000 description 8
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- 150000002431 hydrogen Chemical class 0.000 description 7
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- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 238000009792 diffusion process Methods 0.000 description 5
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- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
- 239000005708 Sodium hypochlorite Substances 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000002737 fuel gas Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 4
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
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- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
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- 239000010452 phosphate Substances 0.000 description 3
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
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- 150000003254 radicals Chemical class 0.000 description 3
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
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- YXTPWUNVHCYOSP-UHFFFAOYSA-N bis($l^{2}-silanylidene)molybdenum Chemical compound [Si]=[Mo]=[Si] YXTPWUNVHCYOSP-UHFFFAOYSA-N 0.000 description 2
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- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
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- 238000007254 oxidation reaction Methods 0.000 description 1
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- 229920000642 polymer Polymers 0.000 description 1
- 229920005597 polymer membrane Polymers 0.000 description 1
- SATVIFGJTRRDQU-UHFFFAOYSA-N potassium hypochlorite Chemical compound [K+].Cl[O-] SATVIFGJTRRDQU-UHFFFAOYSA-N 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000005588 protonation Effects 0.000 description 1
- 239000005297 pyrex Substances 0.000 description 1
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- 230000002441 reversible effect Effects 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- YAYGSLOSTXKUBW-UHFFFAOYSA-N ruthenium(2+) Chemical compound [Ru+2] YAYGSLOSTXKUBW-UHFFFAOYSA-N 0.000 description 1
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- 238000003756 stirring Methods 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- QEMXHQIAXOOASZ-UHFFFAOYSA-N tetramethylammonium Chemical compound C[N+](C)(C)C QEMXHQIAXOOASZ-UHFFFAOYSA-N 0.000 description 1
- 229910021341 titanium silicide Inorganic materials 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 1
- 229910021342 tungsten silicide Inorganic materials 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 235000012431 wafers Nutrition 0.000 description 1
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Abstract
Description
기판 | 제 1 층 (접착층) |
제 2 층 | 제 3 층 | 결과 |
실리콘(Si) | 500Å NiB | - | - | NiB층은 5분 미만에 제거됨 |
실리콘(Si) | 50Å NiSi | 450Å NiB | - | 10분 미만에 Si의 공격 |
실리콘(Si) | 30Å Ta | 50Å TaN | - | 10분 미만에 Si의 공격 |
실리콘 (Si)/SiO2 |
100Å W | 30Å Ta | 50ÅTaN | 10분 미만에 W의 공격 및 40분 미만에 Si의 공격 |
실리콘 (Si)/SiO2 |
30Å Ta | 150Å TaN | - | 20분 미만에 Ta/TaN을 통한 SiO2의 공격 및 30분 미만에 Si의 공격 |
실리콘(Si) | 50Å Ti | 50Å TiN | - | 20분 미만에 Si의 공격 |
실리콘(Si) | 50Å Ti | 50Å TiN | 30Å Ru | 1시간 이후에 영향 없음 |
실리콘(Si) | 100Å 90%Ru:10%Ta |
- | - | 1시간 이후에 영향 없음 |
실리콘(Si) | 50Å Ta | 50Å TaN | 50Å Cu | 10분 미만에 Ta/TaN을 통한 SiO2의 공격 및 20분 미만에 Si의 공격 |
원소 | 기호 | 비용 (US$/온스) |
저항 (nΩ-m) |
강도 (Mohs) |
은 | Ag | 11.64 | 15.9 | 2.5 |
구리 | Cu | 0.05 | 16.8 | 3.0 |
금 | Au | 585 | 22.1 | 2.5 |
로듐 | Rh | 4,030 | 43.3 | 6.0 |
이리듐 | Ir | 335 | 47.1 | 6.5 |
니켈 | Ni | 0.34 | 69.9 | 4.0 |
루테늄 | Ru | 165 | 71.0 | 6.5 |
오스뮴 | Os | 400 | 81.2 | 7.0 |
팔라듐 | Pd | 337 | 105 | 4.8 |
플래티늄 | Pt | 1,077 | 106 | 3.5 |
탄탈 | Ta | 2.15 | 131 | 6.5 |
티타늄 | Ti | 0.06 | 420 | 6.0 |
Claims (26)
- 조립된 연료 전지내에 유체 채널의 일부를 형성하도록 구성된 표면을 가진 기판; 및상기 표면 위로 상기 표면을 덮게 배치된 금속성 루테늄 함유층을 포함하는, 연료 전지용 전극.
- 제 1 항에 있어서,상기 표면은 실리콘이거나 또는 도핑된 실리콘인, 연료 전지용 전극.
- 제 1 항에 있어서,상기 전극은 상기 금속성 루테늄 함유층과 상기 표면 사이에 배치되는 제 1 층을 더 포함하며,상기 제 1 층은 티타늄(Ti), 니켈(Ni), 티타늄 질화물(TiN), 플래티늄(Pt), 팔라듐(Pd), 탄탈(Ta), 탄탈 질화물(TaN), 이리듐(Ir), 몰리브덴(Mo), 오스뮴(Os), 레늄(Rh), 및 코발트(Co)로 이루어진 그룹에서 선택된 물질을 포함하는, 연료 전지용 전극.
- 제 1 항에 있어서,상기 전극은 상기 금속성 루테늄 함유층 위에 배치된 접촉층을 더 포함하며,상기 접촉층은 금, 은, 플래티늄, 팔라듐, 이리듐, 오스뮴, 로듐, 및 레늄으로 이루어진 그룹에서 선택된 물질을 포함하는, 연료 전지용 전극.
- 제 1 항에 있어서,상기 전극은 상기 연료 전지의 캐소드 영역의 일부를 형성하는 촉매 표면을 갖는 이온 교환 멤브레인을 더 포함하며,상기 캐소드 영역은 상기 금속성 루테늄 함유층과 전기적으로 소통하며, 상기 촉매 표면은 루테늄 이산화물(RuO2)을 포함하는, 연료 전지용 전극.
- 제 5 항에 있어서, 상기 전극은,조립된 연료 전지내에 유체 채널의 일부를 형성하도록 구성된 표면을 갖는 제 2 기판; 및상기 제 2 기판의 상기 표면 위로 배치되는 제 2 금속성 루테늄 함유층을 더 포함하며,상기 제 2 금속성 루테늄 함유층은, 상기 연료 전지의 동작 동안 상기 제 2 기판의 상기 표면의 부식을 방지하도록 구성되며, 상기 이온 교환 멤브레인의 일부에 배치된 제 2 촉매 표면과 전기적으로 소통하는, 연료 전지용 전극.
- 연료 전지로서,제 1 촉매 표면 및 제 2 촉매 표면을 갖는 멤브레인을 포함하는 멤브레인 전극 어셈블리;상부에 제 1 코팅이 배치된 하나 이상의 표면들을 갖는 제 1 전도성 플레이트 ― 상기 제 1 코팅은 상기 제 1 촉매 표면과 전기적으로 소통함 ―;상부에 제 2 코팅이 배치된 하나 이상의 표면들을 갖는 제 2 전도성 플레이트 ― 상기 제 2 코팅은 상기 제 2 촉매 표면과 전기적으로 소통하며, 상기 제 2 코팅은 상기 제 2 전도성 플레이트의 상기 하나 이상의 표면들 위로 상기 제 2 전도성 플레이트의 상기 하나 이상의 표면들을 덮게 배치되는 금속성 루테늄 함유층을 포함하며, 상기 제 2 전도성 플레이트의 상기 하나 이상의 표면들의 적어도 일부는 실리콘이거나 또는 도핑된 실리콘임 ―를 포함하는, 연료 전지.
- 제 7 항에 있어서,상기 연료 전지는 상기 제 2 전도성 플레이트의 상기 표면 위 및 상기 금속성 루테늄 함유층 아래에 배치되는 제 1 층을 더 포함하는, 연료 전지.
- 제 8 항에 있어서,상기 제 1 층은 티타늄(Ti), 니켈(Ni), 티타늄 질화물(TiN), 플래티늄(Pt), 팔라듐(Pd), 탄탈(Ta), 탄탈 질화물(TaN), 이리듐(Ir), 몰리브덴(Mo), 오스뮴(Os), 레늄(Rh), 및 코발트(Co)로 이루어진 그룹에서 선택되는 물질을 포함하는, 연료 전지.
- 제 7 항에 있어서,상기 제 1 또는 제 2 전도성 플레이트들은 분리 플레이트들, 바이폴라 플레이트들, 단부 플레이트들 및 이들의 조합들로 이루어진 그룹에서 선택되는, 연료 전지.
- 제 7 항에 있어서,상기 제 1 전도성 플레이트는 알루미늄, 티타늄, 및 스테인레스 스틸로 이루어진 그룹에서 선택되는 물질을 포함하는, 연료 전지.
- 제 7 항에 있어서,상기 연료 전지는 상기 제 2 코팅 위에 배치되는 접촉층을 더 포함하며,상기 접촉층은 금, 은, 플래티늄, 팔라듐, 이리듐, 오스뮴, 로듐, 및 레늄으로 이루어진 그룹에서 선택되는 물질을 포함하는, 연료 전지
- 연료 전지를 형성하는 방법으로서,기판의 표면상에 형성되는 하나 이상의 채널들의 적어도 일부 위로 제 1 층을 증착하는 단계 ― 상기 하나 이상의 채널들은 형성되는 연료 전지의 활성 영역으로 연료를 전달하도록 구성됨 ―; 및상기 표면을 덮기 위해 상기 제 1 층의 적어도 일부의 위로 금속성 루테늄 함유층을 증착하는 단계를 포함하는, 연료 전지를 형성하는 방법.
- 제 13 항에 있어서,상기 제 1 층은 티타늄, 티타늄 질화물, 탄탈, 탄탈 질화물, 니켈, 루테늄, 코발트, 플래티늄, 팔라듐, 이리듐, 몰리브덴, 오스뮴, 로듐, 및 레늄으로 이루어진 그룹으로부터 선택되는 물질을 포함하는, 연료 전지를 형성하는 방법.
- 제 13 항에 있어서,상기 금속성 루테늄 함유층 위로 제 3 층을 증착하는 단계를 더 포함하며, 상기 제 3 층은 로듐, 팔라듐, 오스뮴, 이리듐, 플래티늄, 은, 탄탈, 및 금으로 이루어진 그룹에서 선택되는, 연료 전지를 형성하는 방법.
- 삭제
- 제 13 항에 있어서,상기 금속성 루테늄 함유층은 루테늄 테트록사이드를 포함하는 가스에 상기 제 1 층의 적어도 일부를 노출시킴으로써 형성되는, 연료 전지를 형성하는 방법.
- 제 13 항에 있어서,상기 방법은 상기 금속성 루테늄 함유층과 전기적으로 소통하도록 멤브레인 전극을 위치시키는 단계를 더 포함하는, 연료 전지를 형성하는 방법.
- 제 13 항에 있어서,상기 제 1 층의 적어도 일부 위로 금속성 루테늄 함유층을 증착시키는 단계는:상기 제 1 층의 적어도 일부 위로 차아인산(hypophosphorous acid)을 포함하는 용액을 배치하는 단계; 및루테늄 테트록사이드를 포함하는 가스에 상기 제 1 층의 적어도 일부 및 상기 용액을 노출시키는 단계를 포함하는, 연료 전지를 형성하는 방법.
- 연료 전지를 형성하기 위해 사용되도록 기판의 표면을 처리하는 방법으로서,상기 연료 전지의 전극 영역의 촉매 표면과 소통하는 적어도 하나의 유체 채널을 갖는 연료 전지를 조립하는 단계; 및상기 유체 채널 또는 촉매 영역의 일부를 덮는 금속성 루테늄 함유층을 증착하기 위하여, 상기 연료 전지의 전극 영역의 촉매 표면 및 상기 유체 채널에 루테늄 테트록사이드를 포함하는 가스를 전달하는 단계를 포함하는, 기판의 표면을 처리하는 방법.
- 제 7 항에 있어서,상기 금속성 루테늄 함유층은 루테늄 테트록사이드를 포함하는 가스에 상기 표면을 노출시킴으로써 형성되는, 연료 전지.
- 제 7 항에 있어서,상기 연료 전지는 상기 제 2 전도성 플레이트의 상기 하나 이상의 표면들과 상기 제 2 코팅 사이에 배치되는 제 3 코팅을 더 포함하며, 상기 제 3 코팅과 상기 하나 이상의 표면들 사이의 인터페이스에 배치되는 상기 제 3 코팅의 일부 실리사이드를 포함하는, 연료 전지.
- 제 22 항에 있어서,상기 제 3 코팅은 티타늄(Ti), 니켈(Ni), 탄탈(Ta), 몰리브덴(Mo), 텅스텐(W) 및 코발트(Co)로 이루어진 그룹에서 선택되는 물질을 포함하는, 연료 전지.
- 제 7 항에 있어서,상기 멤브레인은 다수의 구멍들(pores)을 포함하는 표면을 갖는 탄소 함유 물질 및 상기 표면상에 배치되는 루테늄 이산화물을 더 포함하는, 연료 전지.
- 제 1 항에 있어서,상기 연료 전지용 전극은 상기 기판의 상기 표면과 상기 금속성 루테늄 함유층 사이에 배치되는 제 1 층을 더 포함하며, 상기 제 1층과 상기 표면 사이의 인터페이스에 배치되는 상기 제 1 층의 일부는 실리사이드를 포함하는, 연료 전지용 전극
- 제 1 항에 있어서,상기 금속성 루테늄 함유층은 루테늄 테트록사이드를 포함하는 가스에 상기 표면을 노출시킴으로써 형성되는, 연료 전지용 전극.
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2007
- 2007-04-13 KR KR1020087027908A patent/KR101102905B1/ko not_active IP Right Cessation
- 2007-04-13 EP EP07781877A patent/EP2027621A4/en not_active Withdrawn
- 2007-04-13 JP JP2009505630A patent/JP2009533830A/ja active Pending
- 2007-04-13 US US11/734,913 patent/US20070243452A1/en not_active Abandoned
- 2007-04-13 TW TW096113121A patent/TW200810210A/zh unknown
- 2007-04-13 CN CN2007800150878A patent/CN101432908B/zh not_active Expired - Fee Related
- 2007-04-13 WO PCT/US2007/066596 patent/WO2007121336A2/en active Application Filing
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Also Published As
Publication number | Publication date |
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CN101432908B (zh) | 2011-08-17 |
WO2007121336A3 (en) | 2008-05-29 |
US20070243452A1 (en) | 2007-10-18 |
KR20080109934A (ko) | 2008-12-17 |
TW200810210A (en) | 2008-02-16 |
CN101432908A (zh) | 2009-05-13 |
EP2027621A2 (en) | 2009-02-25 |
EP2027621A4 (en) | 2010-01-13 |
JP2009533830A (ja) | 2009-09-17 |
WO2007121336A2 (en) | 2007-10-25 |
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