Pneumatic tire

DRIVE March 28, 2012
Source
A rubber composition for a tread of a pneumatic tire is disclosed. The rubber composition comprises: (A) 30 to 70 phr of a first styrene-butadiene rubber, wherein the first styrene-butadiene rubber is a solution-polymerized styrene-butadiene rubber with a Tg of from -40ºC to -20ºC or an emulsion-polymerized styrene-butadiene rubber with a Tg of from -40ºC to -20ºC; (B) 20 to 60 phr of solution-polymerized styrene-butadiene rubber a Tg of from -30ºC to -5ºC; (C) 5 to 20 phr of cis-1,4 polybutadiene having a Tg of from -110ºC to - 90ºC; (D) 30 to 60 phr of processing oil; (E) 5 to 20 phr of carbon black; (F) 80 to 130 phr of silica; (G) 0.5 to 20 phr of a sulfur containing organosilicon compound; and (H) 5 to 20 phr of resin.

Discussion in the ATmosphere

Loading comments...