C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 299/04 (2006.01) C08L 23/10 (2006.01) C08L 67/02 (2006.01) C08L 67/06 (2006.01) C08L 23/16 (2006.01) C08L 87/00 (2006.01)
Patent
CA 2151835
A propylene-graft-unsaturated polyester is disclosed comprising the reaction product of a polypropylene an unsaturated polyester and a free radical initiator. The polypropylene-graft-unsaturated polyester is generally prepared by reacting at elevated temperatures using a peroxide. The polypropylene-graft-unsaturated polyester is very useful as a compatibilizing agent in blends of polyester and ethylene-propylene rubber to improve the impact strength of the polyester.
Meyer Max Frederick Jr.
Vanderbilt Jeffrey James
Eastman Chemical Company
Gowling Lafleur Henderson Llp
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