Celanese International Corporation

Exxonmobil Chemical Patents Inc.

Leander M Kenens

Eric Paul Jourdain

Michael J Goncy

Weiqian Zhang

Tonson Abraham

Disclosed is a thermoplastic vulcanizate composition with a dispersed phase of a rubber, partially cured in a phenolic resin curing agent, and a continuous thermoplastic phase including at least one thermoplastic polymer, where the composition has one or more of the following properties: (i) an epoxidized soy bean oil is added after the partial curing of the rubber phase; (ii) a combination of an alkyl radical scavenger and an alkyl phosphite is added during the partial curing of the rubber phase; (iii) the thermoplastic phase has &#x2265;10 wt % polypropylene having a heat of fusion &#x3e;80 J/g, and the composition includes (a) stannous chloride; (b) a non-basic hindered amine light stabilizer; and/or (c) both (a) and (b); and (iv) where (i) to (iii) include carbon black in the composition.

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Vlaams Brabant, Belgium

Leander M Kenens