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US 2007/0185265 A1Published application
Impact-modified blends
AssigneePolyOne Corporation
InventorsMarina Rogunova, Roger Avakian, Alban Wurtz, Diana Weidner
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Abstract
A tri-block copolymer is disclosed for use in thermoplastic blends of polyamide and polyphenylene ether, preferably also including polystyrene. The tri-block copolymer comprises an aromatic block, an olefin midblock, and an alkyl (meth)acrylate block.
Claims20
A thermoplastic polymer blend, comprising:
- (a) a polyamide;
- (b) a polyphenylene ether;
- (c) a tri-block copolymer of an aromatic monomer, an olefin monomer, and an alkyl (meth)acrylate monomer;
- and
- (d) a compatibilizing polymer containing a dicarboxylic acid anhydride functionality, optionally formed in-situ with a portion of the polyphenylene ether.
2 more elements
Dependencies are inferred from the claim text.