Bridgestone Americas Tire Operations, LLC

Jamie L Whyte

Benjamin C Galizio

Anthony M Unger

Kenny L Howman

Yasushi Yamagishi

Jessica L Placke

Dennis C Boley

Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, a cure package, and optionally oil. The elastomer component includes at least one styrene-butadiene rubber having a silica-reactive functional group; and guayule natural rubber.

Tire tread rubber composition

Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, liquid plasticizer, and a cure package. The elastomer component includes styrene-butadiene rubber; polybutadiene; and natural rubber, polyisoprene, or a combination thereof. Also disclosed are methods for providing a tire tread having improved dry handling performance while maintaining wet traction performance and wear.

Tire tread rubber composition and related methods

Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, liquid plasticizer, and a cure package. The elastomer component includes styrene-butadiene rubber and polybutadiene and also may include a limited amount of natural rubber, polyisoprene, or a combination thereof. Also disclosed are methods for providing a tire tread having balanced wet traction, winter and wear performance.

Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, a cure package, and optionally oil. The elastomer component includes at least one styrene-butadiene rubber having a silica-reactive functional group; and natural rubber, polyisoprene, or a combination thereof.

Growing community of inventors

Kent, OH, United States of America

Jamie L Whyte