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Branched additives for polymer toughening

Patent image
CCDC ARL

Toughened polymeric materials and methods of forming toughened polymeric materials are provided herein. In some embodiments, a method of forming toughened polymeric materials may include preparing a branched polymeric additive; mixing the branched polymeric additive with a polymer to form a polymeric mixture, wherein the branched polymeric molecule either mixes and/or bonds with the polymer to reduce mobility in the polymer; and curing the polymeric mixture. In some embodiments, a toughened polymeric material comprises a polymer network; and a branched polymeric molecule bonded to the polymer network.

Inventors: 
Mrozek, Randy A.; Lenhart, Joseph L.; Lambeth, Robert H.; Andzelm, Jan W.
Patent Number: 
Technical domain: 
Materials and Coatings
FIle Date: 
2013-05-10
Grant Date: 
2015-11-10
Grant time: 
914 days
Grant time percentile rank: 
16
Claim count percentile rank: 
11
Citations percentile rank: 
1
'Cited by' percentile rank: 
1
Assignee: 
US ARMY