JP3872784B2 - 燃料電池単位体、その製造方法及び前記燃料電池単位体を採用した燃料電池 - Google Patents
燃料電池単位体、その製造方法及び前記燃料電池単位体を採用した燃料電池 Download PDFInfo
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- H01M8/103—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having nitrogen, e.g. sulfonated polybenzimidazoles [S-PBI], polybenzimidazoles with phosphoric acid, sulfonated polyamides [S-PA] or sulfonated polyphosphazenes [S-PPh]
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- H01M8/1018—Polymeric electrolyte materials
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
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Description
Journal of Power Source、Vo.106、Issues 1〜2、p206〜214、John Appleby、S.Gamburzev
Pt−Ru合金(Pt:Ruのモル比は1:1) 1g、ナフィオンアイオノマー 0.12g、イソプロピルアルコール 25gを混合した後、ここに超音波を加えながら約3分間撹拌して触媒層形成用組成物を得た。
Claims (11)
- 金属触媒にポリマアイオノマー、アルコール系溶媒及び沸点が30〜200℃である極性有機溶媒を混合して触媒層形成用組成物を製造する段階と、
高分子電解質膜の両面に前記触媒層形成用組成物をコーティングして電極触媒層をそれぞれ形成する段階と、
前記電極触媒層に電極支持体を配置する段階とを含み、
前記アルコール系溶媒の含量が前記金属触媒100質量部を基準として1000〜5000質量部であり、
前記極性有機溶媒として、
アセトン、およびクロロホルムよりなる群から選択された一つ以上を使用し、または
アセトン、およびクロロホルムよりなる群から選択された一つ以上と、テトラヒドロフラン、ジメチルスルホキシド、ジメチルホルムアミド、及びエチルアセテートよりなる群から選択された一つ以上の混合溶媒を使用し、
前記極性有機溶媒の含量は金属触媒100質量部を基準にして50ないし500質量部である
ことを特徴とする燃料電池単位体の製造方法。 - 前記極性有機溶媒は、高分子電解質膜を構成する高分子と相溶性を有しており、該高分子1gを溶解するのに要求される極性有機溶媒の量が10〜2000g範囲の溶解度特性を有することを特徴とする請求項1に記載の燃料電池単位体の製造方法。
- 前記アルコール系溶媒はイソプロピルアルコール、メタノール及びエタノールよりなる群から選択された1つ以上であることを特徴とする請求項1に記載の燃料電池単位体の製造方法。
- 前記触媒層形成用組成物のコーティングがスプレーコーティング、テープキャスティング、スクリーンプリンティングまたはスピンコーティングによって行われることを特徴とする請求項1に記載の燃料電池単位体の製造方法。
- 前記触媒層形成用組成物をコーティングした後、乾燥が20〜90℃で行われることを特徴とする請求項1に記載の燃料電池単位体の製造方法。
- 前記高分子電解質膜が、
パーフルオロ化高分子、ポリイミド、ポリビニリデンフルオリド、ポリベンズイミダゾール、ポリスルホン、ポリエーテルスルホン、ポリエーテルケトン、ポリフェニレンスルフィド、ポリフェニレンオキシド、ポリアミド、ポリホスファゼン、ポリエチレンナフタレート、ポリエステル及びスルホン化炭化水素系高分子よりなる群から選択された1つ以上より構成されることを特徴とする請求項1に記載の燃料電池単位体の製造方法。 - 前記金属触媒は、Pt、Ru、Rh、Ni、Os、Mn、Ti、Zr、W、Fe、Mo、Ir、Snよりなる群から選択された1種以上であることを特徴とする請求項1に記載の燃料電池単位体の製造方法。
- 前記ポリマアイオノマーが、
ナフィオンアイオノマー、スルホン化ポリトリフルオロスチレン、スルホン化炭化水素系高分子、ポリイミド、ポリビニリデンフルオリド、ポリベンズイミダゾール、ポリスルホン、ポリエーテルスルホン、ポリエーテルケトン、ポリフェニレンスルフィド、ポリフェニレンオキシド、ポリホスファゼン、ポリエチレンナフタレート、ポリアミド及びポリエステルよりなる群から選択され、
前記ポリマアイオノマーの含量は金属触媒100質量部を基準として5〜30質量部であることを特徴とする請求項1に記載の燃料電池単位体の製造方法。 - 請求項1〜8のいずれか1項によって製造された燃料電池単位体。
- 請求項1〜8のいずれか1項によって製造された燃料電池単位体を含むことを特徴とする燃料電池。
- 直接メタノール燃料電池であることを特徴とする請求項10に記載の燃料電池。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2002-0065659A KR100480782B1 (ko) | 2002-10-26 | 2002-10-26 | 연료전지 단위체, 그 제조방법 및 상기 연료전지 단위체를채용한 연료전지 |
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JP2004146367A JP2004146367A (ja) | 2004-05-20 |
JP3872784B2 true JP3872784B2 (ja) | 2007-01-24 |
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JP2003317964A Expired - Fee Related JP3872784B2 (ja) | 2002-10-26 | 2003-09-10 | 燃料電池単位体、その製造方法及び前記燃料電池単位体を採用した燃料電池 |
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US (1) | US7169500B2 (ja) |
JP (1) | JP3872784B2 (ja) |
KR (1) | KR100480782B1 (ja) |
CN (1) | CN100474669C (ja) |
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CN1492531A (zh) | 2004-04-28 |
JP2004146367A (ja) | 2004-05-20 |
CN100474669C (zh) | 2009-04-01 |
US7169500B2 (en) | 2007-01-30 |
KR100480782B1 (ko) | 2005-04-07 |
US20040081877A1 (en) | 2004-04-29 |
KR20040036461A (ko) | 2004-04-30 |
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