Vulcanizable polymeric compositions containing zinc dimethacrylate and fillers

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United States of America Patent

PATENT NO 4529770
SERIAL NO

06543706

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Vulcanizable polymeric compositions containing natural rubber or copolymers of conjugated dienes and monoolefins, small amounts of a zinc dimethacrylate having a surface area of from about 3.7 to about 5.4 m.sup.2 /g or more, certain fillers or mixtures of fillers and peroxide curing agents are provided. The use of clay as a filler in combination with the zinc dimethacrylate in certain of the polymeric compositions is particularly advantageous as the combination synergistically enhances the strength of the vulcanized compositions.

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Patent Owner(s)

  • BRIDGESTONE/FIRESTONE NORTH AMERICAN TIRE, LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Conard, Wendell R Kent, OH 3 68
Hayes, Robert A Cuyahoga Falls, OH 24 747

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