Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 19, 2011
Patent Application Number
12375999
Date Filed
July 31, 2007
Patent Primary Examiner
Patent abstract
The present invention relates to copolymer process aids having a carboxylic anhydride or acid functionality and a hydrophobic functionality. The copolymer process aid can be used in the exfoliation of a nanoclay, where it can be made in situ; and can also serve as a compatibilizer for exfoliated nanoclays with a polymer matrix, including with impact modified polymer matrices.
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