Polyurea-urethane cord treatment for power transmission belt and belt

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United States of America Patent

PATENT NO 9944763
SERIAL NO

12628676

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Abstract

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A belt with a tensile cord embedded in an elastomeric body, having a polyurea-urethane adhesive composition impregnating the cord and coating the fibers. The composition is reaction product of a polyurethane prepolymer and a diamine curative or water. The prepolymer is a reaction product of a compact, symmetric diisocyanate and a polyester, polyether, or polycarbonate polyol. The belt body may be of cast polyurethane, vulcanized rubber, or thermoplastic elastomer. The cord may have an adhesive overcoat.

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Patent Owner(s)

  • THE GATES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Duke,, Jr Joseph R Elizabethtown, US 9 273
Knox, John Graeme Oxford, US 13 88

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