Process for producing an ion exchange membrane by grafting non i

Details Process for producing an ion exchange membrane by grafting non i Process for producing an ion exchange membrane by grafting non i

1990-11-07

1991-12-24

Page, Thurman K.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Ion-exchange polymer or process of preparing

521 30, 296235, 429206, 204296, C08J 520, C25B 1300

Patent

active

050753428

ABSTRACT:
A separator membrane for use in secondary alkali batteries having a non-ion selective hydrophilic group and ion exchange group said membrane having an electrical resistance which, when said membrane is heated in 12NaOH for 30 minutes at a temperature between about 20.degree. and 100.degree. C., varies from the initial value for 20.degree. C. by an amount between 10% and about 24% and the process thereof are herein disclosed.

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patent: 4721648 (1988-01-01), Kleine-Doepke

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