Polyamine treated guayule resin and rubber compositions containi

Details Polyamine treated guayule resin and rubber compositions containi Polyamine treated guayule resin and rubber compositions containi

1985-07-02

1986-10-07

Schofer, Joseph L.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

5253325, 5253331, 528930, C08F 3614, C08F 3602

Patent

active

046160680

ABSTRACT:
Guayule-type resins are chemically treated with polyamine. The resulting composition is suitable as a rubber additive since it improves various physical properties of rubber compositions such as green strength, building tack, tear strength, hysteresis loss and the like.

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Morris et al., "The Compounding of Guayule Rubbers", India Rubber World, 105(6), pp. 565-569, (1942).
R. W. Keller, D. S. Winkler, and H. L. Stephens, "Degradative Effects of Guayule Resin on Natural Rubber", vol. 54, No. 1, Mar.-Apr., 1981, from Rubber Chemistry and Technology, pp. 115-123.

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