PATENT ASSIGNEE'S COUNTRY | Germany |
UPDATE | 03.00 |
PATENT ASSIGNEE | This data is not available for free |
PATENT CLAIMS |
A method for producing an electrolyte comprising - Providing a fabric comprising PBI fibers with voids between the fibers - Soaking said fabric in an acid soln comprising an acid & a solvent, for a time sufficient for said fabric to imbibe said acid in amount 40-95% of the total wt of the imbibed fabric, thereby swelling the fibers & closing voids between the fibers, wherein the imbibed fabric has a thickness 0.5-5 mils; & - Fabricating the acid-imbibed fabric into a membrane elec trode assembly |
PATENT PHOTOCOPY | Available on request |
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