An aqueous coating composition for blocking stains and a method of using the coating composition is described. The coating composition includes an aqueous dispersion of a copolymer that is derived from a single stage emulsion polymerization of an ethylenically unsaturated nonionic monomer, greater than 0 and less than 1.5% by weight of an ethylenically unsaturated strong acid monomer or salt thereof, and greater than 1.5% and less than 3% by weight of methacrylic acid.
申请公布号
WO2010055044(A1)
申请公布日期
2010.05.20
申请号
WO2009EP64952
申请日期
2009.11.11
申请人
BASF SE;COSYNS, AUDREY;WIESE, HARM;WILDESON, JACOB;KELLY, JOHN
发明人
COSYNS, AUDREY;WIESE, HARM;WILDESON, JACOB;KELLY, JOHN