Silica reinforced rubber composition

Details Silica reinforced rubber composition Silica reinforced rubber composition

1996-07-22

1997-10-21

Tsang, Cecilia J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524289, 524291, 524492, 524493, 525439, 525383, 525384, 525385, 525244, 525262, C08K 336

Patent

active

056797290

ABSTRACT:
The present invention relates to a silica reinforced rubber composition and pneumatic tires having treads comprised of the silica reinforced rubber compositions. The silica reinforced rubber composition comprises an elastomer, silica, optionally carbon black and a silica coupler of the formula: ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 individually represent hydrogen or an alkyl of 1 to 6 carbon atoms; X represents oxygen or sulfur; and Z represents a hydroxyalkyl group of 2 to 7 carbon atoms.

REFERENCES:
patent: 2170995 (1939-08-01), Grether et al.
patent: 4310512 (1982-01-01), Schleppnik
patent: 5300577 (1994-04-01), DiRossi et al.
patent: 5405897 (1995-04-01), Selatta et al.

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