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JP2006511061A5 - - Google Patents

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Publication number
JP2006511061A5
JP2006511061A5 JP2004564829A JP2004564829A JP2006511061A5 JP 2006511061 A5 JP2006511061 A5 JP 2006511061A5 JP 2004564829 A JP2004564829 A JP 2004564829A JP 2004564829 A JP2004564829 A JP 2004564829A JP 2006511061 A5 JP2006511061 A5 JP 2006511061A5
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JP
Japan
Prior art keywords
fluid transport
transport layer
layer
side fluid
polymer electrolyte
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JP2004564829A
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English (en)
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JP4699763B2 (ja
JP2006511061A (ja
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Priority claimed from US10/322,225 external-priority patent/US6979383B2/en
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Publication of JP2006511061A publication Critical patent/JP2006511061A/ja
Publication of JP2006511061A5 publication Critical patent/JP2006511061A5/ja
Application granted granted Critical
Publication of JP4699763B2 publication Critical patent/JP4699763B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (3)

  1. エッジシールされた燃料電池膜電極アセンブリを製造する方法であって、
    i)a)アノード面と、カソード面と、外周とを有するポリマー電解質膜と、
    b)前記ポリマー電解質膜のアノード面の少なくとも一部と接触するアノード触媒材料層と、
    c)前記ポリマー電解質膜のカソード面の少なくとも一部と接触するカソード触媒材料層と、
    d)アノード側流体輸送層であって、前記アノード側流体輸送層が、前記アノード触媒材料層と接触し、前記アノード側流体輸送層が、前記ポリマー電解質膜の外周と一致しない外周を有する、アノード側流体輸送層と、
    e)カソード側流体輸送層であって、前記カソード側流体輸送層が、前記カソード触媒材料層と接触し、前記カソード側流体輸送層が、前記ポリマー電解質膜の外周と一致しない外周を有する、カソード側流体輸送層とを含む膜電極アセンブリのレイアップを提供するものであって、前記膜電極アセンブリが、前記ポリマー電解質膜と前記流体輸送層のいずれとの間にも接着剤を含まない工程と、
    ii)前記アノード側流体輸送層および前記カソード側流体輸送層の一方または両方に隣接して、熱可塑性樹脂の環状層を位置決めする工程と、
    iii)前記熱可塑性樹脂を前記1つまたは複数の流体輸送層内に溶融含浸させ、かつ前記1つまたは複数の流体輸送層を前記ポリマー電解質膜に接合するのに十分な圧力および熱を加える工程とを含む方法。
  2. 前記膜電極アセンブリのレイアップが、
    f)前記ポリマー電解質膜の外周を囲む環状スクリム層であって、前記環状スクリム層が多孔性かつ非導電性である環状スクリム層をさらに含む、請求項1に記載の方法。
  3. 工程iii)の前に、
    iv)熱可塑性樹脂の環状層に隣接した前記流体輸送層上に環状シムを配置するものであって、前記シムが前記熱可塑性樹脂の環状層と実質的に同じ形状を有する工程をさらに含む、請求項1に記載の方法。
JP2004564829A 2002-12-17 2003-10-29 燃料電池膜電極アセンブリを接合およびシールする1工程方法 Expired - Fee Related JP4699763B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/322,225 2002-12-17
US10/322,225 US6979383B2 (en) 2002-12-17 2002-12-17 One-step method of bonding and sealing a fuel cell membrane electrode assembly
PCT/US2003/034322 WO2004062015A2 (en) 2002-12-17 2003-10-29 One-step method of bonding and sealing a fuel cell membrane electrode assembly

Publications (3)

Publication Number Publication Date
JP2006511061A JP2006511061A (ja) 2006-03-30
JP2006511061A5 true JP2006511061A5 (ja) 2006-10-05
JP4699763B2 JP4699763B2 (ja) 2011-06-15

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004564829A Expired - Fee Related JP4699763B2 (ja) 2002-12-17 2003-10-29 燃料電池膜電極アセンブリを接合およびシールする1工程方法

Country Status (9)

Country Link
US (2) US6979383B2 (ja)
EP (1) EP1586132B1 (ja)
JP (1) JP4699763B2 (ja)
KR (1) KR20050085689A (ja)
CN (1) CN100355134C (ja)
AT (1) ATE524844T1 (ja)
AU (1) AU2003288958A1 (ja)
CA (1) CA2507842A1 (ja)
WO (1) WO2004062015A2 (ja)

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