Polymer electrolyte and fuel cell employing the same

Details Polymer electrolyte and fuel cell employing the same Polymer electrolyte and fuel cell employing the same

2009-12-03

2010-12-14

Kopec, Mark (Department: 1796)

Compositions

Electrically conductive or emissive compositions

C528S226000, C429S314000

Reexamination Certificate

active

07850873

ABSTRACT:
A polymer electrolyte that may be used in a fuel cell includes sulfonated polyether ketone ketone and a cross-linking agent.

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Swier et al “Morphology control of sulfonated poly(ether keton ketone) poly(ether idide) blends . . . ”, Journal of Membrane Science 270 (2006) 22-31.
Li et al “Direct Synthesis of Disulfonated Poly(arylene ether ketone(s) and Investigation of their Behavior as Proton Exchange Membrane (PEM)”, Prepr. Pap-Am. Chem. Soc. Div. Fuel Chem. 2004, 49(2), 546-37.
Li et al “Novel Sulfonated Poly(ether ether ketone ketone) Derived from Bisphenol S”, Journal of Applied Polymer Science, vol. 94, 1569-1574 (2004).
Japanese Office Action of Japanese Patent Application No. 2005-357781 issued on Oct. 19, 2010, corresponding to U.S. Appl. No. 12/630,331. (no English lang translation)

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