Polymer electrolyte membrane composed of aromatic polymer membrane base and method for producing the same

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United States of America Patent

PATENT NO 9382367
APP PUB NO 20090325027A1
SERIAL NO

12310287

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Abstract

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Provision of, and a method for production of, a polymer electrolyte membrane, which is characterized by introducing a vinyl monomer into an aromatic polymer membrane substrate, typified by polyether ether ketone, polyether imide, or polysulfone, as graft chains by graft polymerization, and then chemically converting some of the graft chains or/and part of the aromatic polymer chain into sulfonic groups.

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Patent Owner(s)

Patent OwnerAddress
NATIONAL INSTITUTES FOR QUANTUM AND RADIOLOGICAL SCIENCE AND TECHNOLOGY4-9-1 ANAGAWA INAGE-KU CHIBA-SHI CHIBA 2638555

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hasegawa, Shin Ibaraki, JP 196 1911
Maekawa, Yasunari Ibaraki, JP 27 109
Suzuki, Yasuyuki Ibaraki, JP 246 2528

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