Composite solid polymer electrolyte membranes

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation

Reexamination Certificate

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C429S309000, C429S317000, C521S028000, C528S482000, C210S500270

Reexamination Certificate

active

07052793

ABSTRACT:
The present invention relates to composite solid polymer electrolyte membranes (SPEMs) which include a porous polymer substrate interpenetrated with an ion-conducting material. SPEMs of the present invention are useful in electrochemical applications, including fuel cells and electrodialysis.

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