CPC H01M 8/1053 (2013.01) [H01M 4/881 (2013.01); H01M 4/8828 (2013.01); H01M 4/92 (2013.01); H01M 8/1004 (2013.01); H01M 8/1069 (2013.01); H01M 2008/1095 (2013.01)] | 10 Claims |
1. An electrolyte membrane of a membrane-electrode assembly, comprising:
an ion exchange layer; and
an electronic insulation layer provided on the ion exchange layer,
wherein the electronic insulation layer comprises:
one or more catalyst complexes, each of which comprises a catalyst particle and a first ionomer coated on an entire surface of all of the catalyst particle; and
a second ionomer comprising a polymer matrix dispersing the one or more catalyst complexes,
wherein the first ionomer comprises a polymer material having a shorter side chain group than the polymer matrix of the second ionomer.
|