POLYMER ELECTROLYTE COMPOSITION, POLYMER ELECTROLYTE MEMBRANE USING SAME, CATALYST LAYER-COATED ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY AND SOLID POLYMER FUEL CELL

Title:

POLYMER ELECTROLYTE COMPOSITION, POLYMER ELECTROLYTE MEMBRANE USING SAME, CATALYST LAYER-COATED ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY AND SOLID POLYMER FUEL CELL

Document Type and Number:

WIPO Patent Application WO/2015/152058

Kind Code:

A1

Abstract:

The objective of the present invention is to provide: a practically excellent polymer electrolyte composition which has excellent chemical stability that is capable of withstanding a strong oxidizing atmosphere during the operation of a fuel cell, while achieving excellent proton conductivity under low humidification conditions, excellent mechanical strength and excellent physical durability; a polymer electrolyte membrane which uses this polymer electrolyte composition; a membrane electrode assembly; and a solid polymer fuel cell. A polymer electrolyte composition which contains (A) an ionic group-containing polymer, (B) a compound having an azole ring and (C) a transition metal-containing additive, and wherein the transition metal is composed of one or more metals selected from the group consisting of cobalt, nickel, ruthenium, rhodium, palladium, silver and gold.

Inventors:

KUNITA TOMOYUKI (JP)
IZUHARA DAISUKE (JP)
UMEDA HIROAKI (JP)

Application Number:

PCT/JP2015/059661

Publication Date:

October 08, 2015

Filing Date:

March 27, 2015

Export Citation:

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Assignee:

TORAY INDUSTRIES (JP)

International Classes:

H01M8/02; C08L73/00; C08L79/06; H01B1/06; H01M4/86; H01M8/10

Domestic Patent References:

WO2013042746A1	2013-03-28
WO2008102851A1	2008-08-28

Foreign References:

JP2010501990A	2010-01-21
JP2013080701A	2013-05-02
JP2006210166A	2006-08-10
JP2012084278A	2012-04-26
JP2012074324A	2012-04-12
JP2012212523A	2012-11-01
JP2012074331A	2012-04-12

Other References: