Patent ID: 7521498

Claim:
A wire enamel comprising a binder and a diluent composition; wherein the binder is a resin selected from the group consisting of a polyester, polyesterimide, polyamidoimide, polyurethane, and a mixture thereof; wherein at least 50% by weight of the diluent composition comprises a mixture of an alkyl carboxylic acid ester having the general formula: isophorone; wherein R′ is —C n H 2n+1 , substituted at the m- or p-position and n is 1 to 3; and R″ is —C x H 2x+1 , where x is 1 to 10; or a cycloaliphatic radical of the general formula —C y H 2y−1 , where y is 5 to 10.