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US 2010/0136462 A1Published application
Conductive and hydrophilic coating for pemfc bipolar plate
AssigneeGM Global Technology Operations LLC
InventorsRichard H. Blunk, Feng Zhong, Tina T. Salguero, Kevin W. Kirby
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Abstract
An electrically conductive plate for fuel cell applications comprises a plate body having at least one channel-defining surface and an electrically conductive hydrophilic layer disposed over at least a portion of the channel-defining surface. The electrically conductive layer includes residues of a silane coupling agent and electrically conductive hydrophilic carbon.
Claims20
An electrically conductive plate for incorporation into a fuel cell, the plate comprising:
- a plate body having a channel-defining surface;
- an electrically conductive hydrophilic layer disposed over at least a portion of the surface of the plate body, the layer comprising:
- residues of a silane coupling agent;
- and
- electrically conductive hydrophilic carbon.
2 more elements
An electrically conductive plate for incorporation into a fuel cell, the plate comprising:
- a plate body having a channel-defining surface;
- an electrically conductive layer disposed over the channel defining surface;
- an electrically conductive hydrophilic layer disposed over the metal layer, the layer comprising:
- residues of a silane coupling agent;
- and
- electrically conductive hydrophilic carbon.
3 more elements
Dependencies are inferred from the claim text.