Title:
レドックスフロー電池用電解質膜、レドックスフロー電池、及び電解質膜の製造方法
Document Type and Number:
Japanese Patent JP7098048
Kind Code:
B2
Abstract:
The present invention provides an electrolyte membrane for a redox flow battery, comprising a perfluorocarbon polymer having an ion-exchange group, wherein the perfluorocarbon polymer has equivalent weight EW of the ion-exchange group of 600 g/eq or more and 2000 g/eq or less, a craze area ratio of the electrolyte membrane is 1.5% or less, and a relative dimension of the electrolyte membrane in at least one of a X direction and a Y direction is 80% or more and less than 100% in the following relative dimension by dipping in 2 M aqueous sulfuric acid solution.
Inventors:
Yuka Kaneda
Junya Yamashita
Hiroko Kamochi
Kazuya Kai
Junya Yamashita
Hiroko Kamochi
Kazuya Kai
Application Number:
JP2021505035A
Publication Date:
July 08, 2022
Filing Date:
March 06, 2020
Export Citation:
Assignee:
ASAHI KASEI KABUSHIKI KAISHA
International Classes:
H01M8/1039; H01M4/96; H01M8/02; H01M8/1067; H01M8/1069; H01M8/1086; H01M8/18
Domestic Patent References:
| JP2014135144A | ||||
| JP2016191006A |
Foreign References:
| WO2013100083A1 |
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito