Patent ID: 6758779
Filing Date: 2004-07-06
Classification: B32B,C08K,C08L,F16G

Abstract:
A power transmission belt which comprises a compression layer and an adhesive rubber layer which are adhered to each other by vulcanizing together and which has aramid fiber cords embedded in the adhesive rubber layer, wherein the compression layer and the adhesive rubber layer are formed of vulcanizate of an ethylene-&agr;-olefin-diene rubber compound and wherein the aramid fiber cords having a first twisting coefficient and a final twisting coefficient both in the range from 650 to 950 are adhesion treated with a resorcin-formalin-latex adhesive composition wherein the resorcin-formalin-latex latex comprises at least one of chlorosulfonated polyethylene and alkylated chlorosulfonated polyethylene in an amount of 50-100% by weight based on the solid components of the latex and adhered to and embedded in the adhesive rubber layer.