Patent ID: 8795456

Claim:
A method of making a toothed belt comprising: (1) forming a body having a length, laterally spaced sides, and inside and an outside surface, and defining a plurality of teeth spaced in a lengthwise direction on one of the inside or the outside of the body, said body defining at least in part by a rubber composition comprising at least an ethylene propylene diene monomer terpolymer, (2) applying a cloth layer on the teeth on one of the inside or outside of the body, and bonding said cloth layer to said body whereby the cloth layer is disposed on the surface of and adhered to the teeth, said cloth layer being treated with a solution of resorcin-formalin-latex, wherein the solution of resorcin-formalin-latex consists of a reaction product of resorcin and formalin, a carboxylated hydrogenated nitrile rubber latex, ammonia, optionally a wax, optionally urea, and optionally an antioxidant, wherein the mole ratio of the resorcin to the formalin is within the range of 1:1 to 1:3, and wherein the rubber composition and the solution for treating said cloth layer are void of metal salts of α,β-unsaturated organic acids.