H - Electricity – 01 – M
Patent
H - Electricity
01
M
H01M 4/86 (2006.01) H01M 4/66 (2006.01) H01M 4/96 (2006.01) H01M 8/10 (2006.01)
Patent
CA 2368258
A novel gas diffusion substrate comprising a porous structure and a filler material, characterised in that the filler material comprises a base filler material which is electrically conducting and carbonaceous and one or more modifier materials which are hydrophilic in nature relative to the base filler material; a porous gas diffusion electrode comprising said substrate and the use of said substrate or electrode in a fuel cell is disclosed.
L'invention concerne un nouveau substrat de diffusion gazeuse qui comprend une structure poreuse et une matière de charge, caractérisé en ce que la matière de charge comporte une matière de charge de base qui est conductrice en électricité et carbonée ainsi qu'au moins une matière de modification de nature hydrophile par rapport à la matière de charge de base. L'invention concerne également une électrode de diffusion gazeuse comprenant ledit substrat et l'utilisation de ce substrat ou de cette électrode dans une pile à combustible.
Brown Karen Leanne
Gascoyne John Malcolm
Ralph Thomas Robertson
Johnson Matthey Public Limited Company
Ridout & Maybee Llp
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