Patent ID: 9422408
Filing Date: 2016-08-23
CPC Classification: B29C,C08J,C08K,C08L

Claim Text:
1. A method for making a thermoplastic vulcanizate, the method comprising the steps of: introducing rubber and first thermoplastic resin to an extruder through a first feeder; mixing the rubber and first thermoplastic resin in the extruder to form a molten mass; introducing a stannous chloride masterbatch including a second thermoplastic resin and stannous chloride to the molten mass; melting the second thermoplastic resin of the masterbatch to thereby disperse the stannous chloride within the molten mass; introducing a curative to the molten mass in the extruder to form a vulcanizable blend; and dynamically vulcanizing the vulcanizable blend to form the thermoplastic vulcanizate.