Two-ply polyurethane/geotextile composite and process for preparing the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20020168531A1
SERIAL NO

09808812

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Abstract

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Two-ply polyurethane geotextile composites suitable for lining ditches and canals in which a rigid, dimensionally stable geotextile is bonded to a soft, pliable geotextile with a solidifiable, liquid polyurethane composition which is a reaction product of a mixture of a liquid polyisocyanate having an NCO content of at least 10% by weight, an isocyanate-reactive component which includes at least one high molecular weight polyether polyol and a urethane catalyst are made, preferably at the site where the composite will be used.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
BAYER MATERIALSCIENCE LLCPITTSBURGH, PA53

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Guether, Ralf Pittsburgh, PA 18 80
Markusch, Peter H Pittsburgh, PA 86 1033

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Patent Citation Ranking

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Patent Info (Count) # Cites Year
 
NEVADA SUPPLY CORPORATION (2)
* 7267288 Polyurethane in intimate contact with fibrous material 20 2001
* 2002/0137,871 Polyurethane in intimate contact with fibrous material 8 2001
 
NEW PIG CORPORATION (3)
* 9517596 Ground containment liners 0 2012
* 2012/0219,746 GROUND CONTAINMENT LINERS 8 2012
9517597 Methods of making ground containment liners 0 2014
 
BAYER MATERIALSCIENCE LLC (1)
* 2005/0058,515 Geotextile/polymer composite liners based on waterborne resins 5 2003
* Cited By Examiner