There is provided a fluoropolymer electrolyte membrane having excellent performance under conditions of high temperature and low humidity and also having excellent durability. A fluoropolymer electrolyte membrane comprising a fluoropolymer electrolyte havi...

There is provided a fluoropolymer electrolyte membrane having excellent performance under conditions of high temperature and low humidity and also having excellent durability. A fluoropolymer electrolyte membrane comprising a fluoropolymer electrolyte havi...

A process for preparing membranes formed by (per)fluorinated ionomeric electrolytes salified with the lithium ion, comprising the following steps: a) obtaining of (per)fluorinated polymer membranes, containing -SO F groups; b) partial or complete salificat...

A polymer electrolyte composition comprising a polymer electrolyte and at least one of antioxidant selected from a group which consists of a antioxidant containing tri-valent phosphorous and a sulfur-containing antioxidant is provided as a polymer electrol...