Title:
BLOCK COPOLYMER, SOLID POLYMER ELECTROLYTE FOR FUEL CELL USING THE SAME, SOLID POLYMER ELECTROLYTE MEMBRANE FOR FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL
Document Type and Number:
Japanese Patent JP2010189503
Kind Code:
A
Abstract:
To provide a solid polymer electrolyte for fuel cells which is inexpensive, is excellent in mechanical properties, has oxidation resistance, is high ionic conductivity, and hardly swells.
The solid polymer electrolyte for fuel cells is composed of a block copolymer containing a hydrophilic segment and a hydrophobic segment, wherein the hydrophilic segment has a structural unit expressed by chemical formula (1).
COPYRIGHT: (C)2010,JPO&INPIT
Inventors:
ONUMA ATSUHIKO
MORISHIMA SHIN
ASANO NAOKI
MORISHIMA SHIN
ASANO NAOKI
Application Number:
JP2009033771A
Publication Date:
September 02, 2010
Filing Date:
February 17, 2009
Export Citation:
Assignee:
HITACHI LTD
International Classes:
C08G81/00; C08G61/00; H01B1/06; H01M8/02; H01M8/10
Domestic Patent References:
| JP2008007759A | 2008-01-17 | |||
| JP2006312739A | 2006-11-16 | |||
| JP2008108673A | 2008-05-08 | |||
| JP2007213936A | 2007-08-23 | |||
| JP2007186608A | 2007-07-26 |
Foreign References:
| WO2008023773A1 | 2008-02-28 |
Attorney, Agent or Firm:
Polaire Patent Business Corporation