Rubber additive and rubber compounds
AssigneeFlow Polymers, LLC
InventorsJames W. Hoover, Maurice E. Wheeler, James V. Fusco, Harvey L. Kaufman
Life of this patent
Estimating the term…
Abstract
A rubber additive is provided, which comprises crosslinked fatty acid and starch, and preferably further comprises a carrier, preferably an asphalt carrier. The rubber additive increases tear resistance when added to a rubber compound.
Claims20
A composition for use as a rubber additive, said composition being a mixture comprising crosslinked fatty acid and starch, said crosslinked fatty acid being formed from one or more fatty acids selected from the group consisting of saturated and unsaturated monocarboxylic acids.
A rubber compound comprising a) rubber selected from the group consisting of natural rubbers, synthetic rubbers, and mixtures of any of the foregoing and b) a rubber additive, said rubber additive comprising crosslinked fatty acid and starch, said rubber additive being present in said rubber compound in an amount effective to increase the tear resistance of said rubber compound.
Dependencies are inferred from the claim text.