Polymer electrolyte, and polymer electrolyte membrane,...

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H01M 8/02 (2006.01) C08G 81/00 (2006.01) C08J 5/22 (2006.01) H01B 1/06 (2006.01) H01B 1/12 (2006.01) H01M 4/86 (2006.01) H01M 8/10 (2006.01)

Patent

CA 2622234

Disclosed is a polymer electrolyte having an ion exchange capacity of not less than 1.7 meq/g and a reduced viscosity of not less than 160 mL/g as measured at 40~C as a 1% by mass solution using at least one solvent selected from the group consisting of N,N-dimethylformamide, N-methyl-2-pyrrolidone, dimethylsulfoxide, N,N-dimethylacetamide, sulfolane and .gamma.-butyrolactone. Also disclosed is a polymer electrolyte having an ion exchange capacity of not less than 1.7 meq/g and a reduced viscosity of not less than 160 mL/g as measured at 40~C as a 1% by mass solution using at least one solvent selected from the group consisting of N,N-dimethylformamide, N-methyl-2-pyrrolidone and dimethylsulfoxide.

La présente invention concerne un électrolyte polymère ayant une capacité d'échange d'ions n'étant pas inférieure à 1,7 meq/g et une viscosité réduite n'étant pas inférieure à 160 ml/g mesurée à 40 °C en tant que solution à 1 % en masse en utilisant au moins un solvant sélectionné dans le groupe consistant en N,N-diméthylformamide, N-méthyl-2-pyrrolidone, diméthylsulfoxyde, N,N-diméthylacétamide, sulfolane et ?-butyrolactone. L'invention concerne également un électrolyte polymère ayant une capacité d'échange d'ions n'étant pas inférieure à 1,7 meq/g et une viscosité réduite n'étant pas inférieure à 160 ml/g mesurée à 40 °C en tant que solution à 1 % en masse en utilisant au moins un solvant sélectionné dans le groupe consistant en N,N-diméthylformamide, N-méthyl-2-pyrrolidone et diméthylsulfoxyde.

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