Solid polyelectrolyte, assembly of membrane and electrodes,...

Details Solid polyelectrolyte, assembly of membrane and electrodes,... Solid polyelectrolyte, assembly of membrane and electrodes,...

B - Operations, Transporting

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B01D 71/68 (2006.01) C07C 317/14 (2006.01) C08G 75/23 (2006.01) C08J 5/22 (2006.01) C08L 81/06 (2006.01) C25B 9/00 (2006.01) H01M 8/10 (2006.01)

Patent

CA 2394674

An object of the present invention is to provide a highly durable solid polymer electrolyte that has a deterioration resistance equal to or higher than that of the fluorine-containing solid polymer electrolytes or a deterioration resistance sufficient for practical purposes, and can be produced at a low cost. According to the present invention, there is provided a solid polymer electrolyte comprising a polyether ether sulfone that is used as an electrolyte and has sulfoalkyl groups bonded to its aromatic rings and represented by the general formula -(CH2)n-SO3H.

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