C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 143/04 (2006.01) B05D 7/26 (2006.01) C09D 151/06 (2006.01) C09D 175/04 (2006.01) C08L 75/04 (2006.01)
Patent
CA 2086209
Title WATERBASED ACRYLIC SILANE AND POLYURETHANE CONTAINING COATING COMPOSITION ABSTRACT A waterbased coating composition containing about 10-30% by weight of film forming binder dispersed in an aqueous carrier; wherein the binder contains a. an acrylic silane polymer of polymerized monomers of alkyl methacrylate, alkyl acrylate or mixtures thereof, a silane containing alkyl acrylate or methacrylate and the polymer has an acid no. of 2-100 and a hydroxyl no. of up to 100, a glass transition temperature of -40 to 25C and a weight average molecular weight of 500,000 to 3,000,000; and b. a polyurethane selected from the following group: polyester urethane, polyether urethane or polyacrylourethane; the composition is useful for painting and refinishing the exterior of automobiles and trucks.
Konsza Eileen E.
Werner Ervin R. Jr.
Bennett Jones Llp
E. I. Du Pont de Nemours And Company
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