A proton conductor and film thereof, electrochemical device, such as a fuel cell, employing same and methods of manufacturing same are provided. The proton conductor material film includes a proton conductor and polyvinyl alcohol as a binder for the proton conductor. The proton conductor film develops a high output by an electrode reaction and has superior hydrogen gas intercepting performance.

 
Web www.patentalert.com

> Acid functional fluoropolymer membranes and method of manufacture

~ 00352