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Yokohama, JP
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last 30 patents
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Patent Grant
Fluorine-containing sulfonyl polymer
Patent number
4,734,474
Issue date
Mar 29, 1988
Asahi Kasei Kogyo Kabushiki Kaisha
Masato Hamada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of (.omega.-fluorosulfonyl)haloaliphati...
Patent number
4,466,881
Issue date
Aug 21, 1984
Asahi Kasei Kogyo Kabushiki Kaisha
Masato Hamada
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for the preparation of (.omega.-fluorosulfonyl)-haloaliphat...
Patent number
4,425,199
Issue date
Jan 10, 1984
Asahi Kasei Kogyo Kabushiki Kaisha
Masato Hamada
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method for preparation of cation exchange membranes
Patent number
4,126,589
Issue date
Nov 21, 1978
Asahi Kasei Kogyo Kabushiki Kaisha
Masato Hamada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...