Vulcanized rubber composition with a liquid adhesion promoter containing an adhesive resin and ester
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United States of America Patent
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Nov 21, 2006
Grant Date -
Jul 1, 2004
app pub date -
Nov 12, 2003
filing date -
May 9, 2002
priority date (Note) -
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Abstract
A rubber composition including a natural or synthetic rubber, and an adhesive resin capable of unexpected adhesion to metal, polymer and glass substrates, particularly cords in radical tires, hoses, conveyor belts, transmission belts, and the like by the addition of a liquid composition containing long chain esters, including mono, di- and tri-esters, and one or more reactive diluents. In the preferred embodiment, the reactive diluent is selected from (1) glycidyl ethers, (2) diglycidyl ethers; (3) aliphatic, straight chain epoxides; (4) epoxidized vegetable oils, particularly epoxidized soybean oil; (5) cycloaliphatic epoxies; (6) glycidyl esters, and (7) diglycidyl esters.
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