Coating material composite having improved binding property for easy broken surface

Application Number: 00108142
Application Date: 2000.04.28
Publication Number: 1273257
Publication Date: 2000.11.15
Priority Information: 1999/5/7 US 60/133,098
International: C09D5/02
Applicant(s) Name: Rohm and Haas Co.
Inventor(s) Name: M. S. Gaiburhad;B. K. Hegiman
Patent Agency Code: 11038
Patent Agent: sun ai
Abstract An aqueous coating composition having improved adhesion to friable surfaces including an emulsion polymer of certain compositions and certain acid numbers having a glass transition temperature of -20 C to 100 C and an average particle diameter less than 120 nanometers; and 0.25-10%, by weight based on emulsion polymer weight, water-soluble alkoxylated amine is provided. In addition a method for for improving adhesion to friable surfaces by using the aqueous coating compositions of the invention is provided.