Title:
【発明の名称】燃料電池用イオン伝送性膜
Document Type and Number:
Japanese Patent JP2002501952
Kind Code:
A
Abstract:
Ion-conducting membranes for fuel cells are disclosed. The membrane is composed of a hydrogenated and sulfonated statistical copolymer of styrene and butadiene. A preferred membrane is obtained by hydrogenating a copolymer of styrene and butadiene to obtain less than five percent residual unsaturation, then sulfonating the polymer with an acetyl sulfate sulfonation agent to a level of at least 30 mol % percent sulfonate.
Inventors:
Seek-Ali, Bashir Mas
Uneck, Gerry Edmund
Uneck, Gerry Edmund
Application Number:
JP2000529362A
Publication Date:
January 22, 2002
Filing Date:
January 28, 1999
Export Citation:
Assignee:
Daiis Analytic Corporation
International Classes:
C08C19/20; C08F8/04; C08F8/36; C08J5/22; C08L19/00; H01M8/10; (IPC1-7): C08F8/36; C08F8/04; C08J5/22; H01M8/10
Attorney, Agent or Firm:
Masao Miyake