ELECTROLYTE MEMBRANE, ELECTROLYTE MEMBRANE WITH CATALYST LAYER, TRANSFER SHEET USED FOR PRODUCING SAME, MEMBRANE-ELECTRODE ASSEMBLY, WATER ELECTROLYSIS DEVICE, AND METHOD FOR MANUFACTURING ELECTROLYTE MEMBRANE WITH CATALYST LAYER

Title:

Document Type and Number:

WIPO Patent Application WO/2024/004856

Kind Code:

A1

Abstract:

The main objective of the present invention is to provide an electrolyte membrane having good bondability with a catalyst layer, said electrolyte membrane comprising a polymer electrolyte-containing layer (A) and a layer (B) disposed on at least one surface of the layer (A), wherein the layer (B) has a higher porosity (X1) in an interface region thereof with the layer (A) than the porosity (X2) of the layer (B) in an interface region on the opposite side from the layer (A).

Inventors:

IKAMI TAKAYA (JP)
MINAMIBAYASHI KENTA (JP)
KUNITA TOMOYUKI (JP)
MATSUI KAZUMA (JP)
IZUHARA DAISUKE (JP)

Application Number:

PCT/JP2023/023320

Publication Date:

January 04, 2024

Filing Date:

June 23, 2023

Export Citation:

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Assignee:

TORAY INDUSTRIES (JP)

International Classes:

C25B13/08; C25B1/04; C25B9/00; C25B9/23; H01M8/10; H01M8/1053; H01M8/1067

Foreign References:

JP2007287553A	2007-11-01
JP2008512844A	2008-04-24
JP2017103220A	2017-06-08
JP2009016074A	2009-01-22
JP2006147425A	2006-06-08
JP2022510842A	2022-01-28

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