Patent ID: 7199170
Filing Date: 2007-04-03
Classification: C07F,C08K

Abstract:
1. A stabilized composition comprising: (A) at least one thermoplastic polyolefin selected from the group consisting of polyethylene, polypropylene, polyisobutylene, polymethylbutene-1, polymethylpentene-1, polybutene-1, polystyrene, ethylene-propylene copolymers having at least a majority of propylene, propylene-butene-1 copolymers, propylene-isobutylene copolymers, and blends of a majority of polypropylene with a minority of polyethylene, propylene, and polybutene-1, and blends of propylene and polyisobutylene; and (B) a non-xenoestrogenic stabilizer of the structure:  wherein y is an integer of from 6 to 20.