A kind of associative thickener for waterborne coating is prepared by emulsion polymerization of acrylic,lauryl acrylate,methyl methacylate and butyl acrylate as monomers and reactive emulsifier.

• 介绍了以丙烯酸、丙烯酸十二酯、甲基丙烯酸甲酯和丙烯酸丁酯为单体,采用反应型乳化剂,经过乳液聚合,制得了一种水性涂料用缔合型增稠剂。