Sulfonated polyimide gas separation membranes

United States of America Patent

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Oct 12, 1999
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app pub date
Nov 12, 1997
filing date
Jun 30, 1995

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Expired

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Abstract

Gas separation membranes are prepared from sulfonated polyimides exhibiting desirable gas separation characteristics, combined with good film-forming properties and desirable solubility characteristics.

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Patent Owner(s)

Patent Owner	Address
L'AIR LIQUIDE SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE	75 QUAI D'ORSAY PARIS CEDEX 07 75321

International Classification(s)

B01D:SEPARATION

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bikson, Benjamin	Brookline, MA	73	1205
Goetz, Gertrud	Brookline, MA	3	46
Ozcayir, Yurdagul F	Nashua, NH	3	46

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Sulfonated polyimide gas separation membranes

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08968943

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PATENT NO	5964925
SERIAL NO	08968943
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08968943

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