position in the high temperature polybenzazole and polyether polymer electrolyte in a preferred embodiment the polymer electrolyte is a polymer of a 2 5 difluoro 3 6 disulfonylphenyl benzobisoxazole with a molecular weight of approximately 30 000 dalton in alternative embodiments molecular weight of the polymer need not be limited to 30 000 dalton and may vary considerably between about 500 dalton and 1 000 000 dalton in further alternative embodiments the benzobisoxazole moiety may be substituted with various benzobisazoles other than a benzobisoxazole contemplated alternative benzobisazoles are a 5 11 difluoro benzobisoxazole benzobisimidazole and benzobisthiazole in still further alternative embodiments when the benzobisazole moiety is a benzobisoxazole or a benzobisthiazole the 2 5 difluoro 3 6 disulfonylphenyl moiety may be substituted with a bis sulfonylphenyl ether in yet further alternative embodiments when the 2 5 difluoro 3 6 disulfonylphenyl moiety is substituted with a bis sulfonylphenyl ether then the benzazole moiety may be substituted with a bis benzothiazole ether or a bis benzothiazole bis trifluoromethyl methane in still further alternative embodiments it is contemplated that the 2 5 difluoro 3 6 disulfonylphenyl moiety may also be coupled with a bis benzothiazole ether in another preferred embodiment the electrolyte is a polymer of a 2 3 5 6 tretrasulfophenylether bis 2 3 5 6 tetrafluorophenyl ethersulfone with a molecular weight of approximately 50 000 dalton in alternative embodiments molecular weight of the polymer need not be limited to 50 000 dalton and may vary considerably between about 500 dalton and 1 000 000 dalton it is contemplated that in further alternative embodiments the degree of fluorination in the bis 2 3 5 6.