CATION EXCHANGE MEMBRANE, MULTILAYER MEMBRANE, AND ELECTROLYTIC CELL

Title:

CATION EXCHANGE MEMBRANE, MULTILAYER MEMBRANE, AND ELECTROLYTIC CELL

Document Type and Number:

WIPO Patent Application WO/2019/181919

Kind Code:

A1

Abstract:

A cation exchange membrane that contains a fluorinated polymer comprising an ion exchange group, wherein the cluster diameter before energization, as measured in a pure water atmosphere, is in the range of 3.0-3.5 nm, inclusive, and the crystal index before energization, as measured in a dry atmosphere, is in the range of at least 0.03 to less than 0.09.

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Inventors:

NAKAGAWA KENJI (JP)
MORISHITA MASATSUGU (JP)

Application Number:

PCT/JP2019/011385

Publication Date:

September 26, 2019

Filing Date:

March 19, 2019

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Assignee:

ASAHI CHEMICAL IND (JP)

International Classes:

B01J39/20; C08J5/22; B01J47/12; B32B27/30; C25B9/23; C25B13/08

Domestic Patent References:

WO2016186083A1

2016-11-24

Foreign References:

JP2001323084A	2001-11-20
JP2004188375A	2004-07-08

Attorney, Agent or Firm:

INABA, Yoshiyuki et al. (JP)

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