Polymer porous structure and process

United States of America Patent

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Dec 16, 1997
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N/A
app pub date
Oct 11, 1995
filing date
Feb 2, 1993

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Expired

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Abstract

A reverse osmosis membrane having a support which itself has properties of salt rejection laminated to a layer of a cross-linked polyol. The support is a sulphonated aromatic polyether sulphone, and the polyol ma be polyvinyl alcohol.

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Patent Owner(s)

Patent Owner	Address
NORTH WEST WATER GROUP PLC	DAWSON HOUSE GREAT SANKEY WARRINGTON ENGLAND WA5 3LW

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B01D:SEPARATION

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Colquhoun, Howard Matthew	Knutsford, GB	9	38
Lewis, Andrew Lennard	Ponciau, GB	72	720
Williams, Peter John	Frodsham, GB	3	28

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Polymer porous structure and process

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08505201

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PATENT NO	5698105
SERIAL NO	08505201
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08505201

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