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    • 6. 发明申请
    • ELECTRODE INKS CONTAINING COALESCING SOLVENTS
    • 含电解溶剂的电极墨水
    • US20090169949A1
    • 2009-07-02
    • US12342634
    • 2008-12-23
    • Michael T. HICKSSteven J. HAMROCKEric J. HANSONTheresa M. WATSCHKEMark S. SCHABERG
    • Michael T. HICKSSteven J. HAMROCKEric J. HANSONTheresa M. WATSCHKEMark S. SCHABERG
    • H01M8/10H01M4/90B05D5/12
    • H01M8/1004H01M4/8828Y02P70/56
    • A catalyst ink is provided comprising: a) solids, comprising: i) a catalyst material, and ii) a polymer electrolyte; b) an aqueous solvent; and c) a coalescing solvent. In some embodiments, the coalescing solvent is selected from the group consisting of alkanes, alkenes, amines, ethers, and aromatic compounds which may optionally be substituted. In some embodiments, the coalescing solvent is selected from the group consisting of partially fluorinated alkanes, partially fluorinated tertiary amines, fully fluorinated alkanes and fully fluorinated tertiary amines. In another aspect, the present disclosure provides a fuel cell membrane electrode assembly comprising a catalyst layer comprising a coalescing solvent. In another aspect, the present disclosure provides a method of making a fuel cell membrane electrode assembly comprising a step of applying a catalyst ink according to the present disclosure to one or more of: a) a polymer electrolyte membrane, and b) a porous, electrically conductive gas diffusion layer.
    • 提供了一种催化剂油墨,其包括:a)固体,包括:i)催化剂材料,和ii)聚合物电解质; b)水性溶剂; 和c)聚结溶剂。 在一些实施方案中,聚结溶剂选自可任选被取代的烷烃,烯烃,胺,醚和芳族化合物。 在一些实施方案中,聚结溶剂选自部分氟化的烷烃,部分氟化的叔胺,完全氟化的烷烃和完全氟化的叔胺。 在另一方面,本公开提供了一种燃料电池膜电极组件,其包括包含聚结溶剂的催化剂层。 另一方面,本公开内容提供了制造燃料电池膜电极组件的方法,其包括将根据本公开的催化剂油墨施加到以下中的一种或多种的步骤:a)聚合物电解质膜,以及b)多孔, 导电气体扩散层。