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Title: Polymer compositions and methods

Patent ·
OSTI ID:1326939
;

The present invention encompasses polyurethane compositions comprising aliphatic polycarbonate chains. In one aspect, the present invention encompasses polyurethane foams, thermoplastics and elastomers derived from aliphatic polycarbonate polyols and polyisocyanates wherein the polyol chains contain a primary repeating unit having a structure: ##STR00001## In another aspect, the invention provides articles comprising the inventive foam and elastomer compositions as well as methods of making such compositions.

Research Organization:
Novomer, Inc. Ithaca, NY (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FE0002474
Assignee:
Novomer, Inc. (Ithaca, NY)
Patent Number(s):
9,453,100
Application Number:
14/234,482
OSTI ID:
1326939
Resource Relation:
Patent File Date: 2012 Jul 24
Country of Publication:
United States
Language:
English

References (26)

Preparation of low density flexible urethane foams with enhanced load-bearing properties patent June 1975
High load bearing flexible polyurethane foams patent December 1984
Process for the preparation of polycarbonates patent May 1989
Melt processable aliphatic polycarbonate terpolymers patent July 1989
Tertiary amine-containing polyols prepared in a mannich condensation reaction using a mixture of alkanolamines patent November 1989
Melamine-alkanolamine condensates and polyurethanes prepared therefrom patent July 1990
Tertiary amine-containing polyols prepared in a Mannich condensation reaction using a mixture of alkanolamines patent June 1992
Polymeric matrices and their uses in pharmaceutical compositions patent July 2001
Pentane compatible polyester polyols patent March 2002
Isotactic specific catalyst for direct production of highly isotactic poly (propylene oxide) or highly isotactic poly (butylene oxide) patent July 2008
Polycarbonate polyol compositions and methods patent August 2012
Polycarbonate polyol compositions and methods patent June 2013
Polycarbonate polyol compositions and methods patent December 2013
Polycarbonate polyol compositions and methods patent December 2014
Process for producing rigid polyurethane foams and finished articles obtained therefrom patent-application May 2004
Polycarbonates made using highly selective catalysts patent-application April 2006
Viscoelastic Foams Having High Air Flow patent-application December 2009
Process For Producing Flexible Polyurethane Foams patent-application December 2009
Process For Preparing Polyether Carbonate Polyols patent-application February 2010
Polycarbonate Polyol Compositions and Methods patent-application September 2011
Polyurethane Microcellular Elastomer, Method For Preparing Same And Use Thereof patent-application April 2012
Polycarbonate Polyol Compositions and Methods patent-application March 2013
Polycarbonate Polyol Compositions and Methods patent-application September 2013
Polycarbonate Polyol Compositions and Methods patent-application February 2014
High Strength Polyurethane Foam Compositions And Methods patent-application October 2015
Polycarbonate Polyol Compositions and Method patent-application October 2015

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37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY