Patent ID: 8889774
Filing Date: 2014-11-18
Classification: C08F,C08K,C09D

Abstract:
1. A low VOC coating composition comprising at least one emulsion polymer prepared in the presence of at least one emulsifier according to structural formula: wherein R 1 , R 2 and R 3 are independently selected from the group consisting of: butyl, tert-butyl, isobutyl, wherein: X comprises a divalent hydrocarbon radical comprising a linear or branched alkylene radical having from about 2 to 8 carbon atoms; wherein n is an integer ranging from 1 to 100; R M+is a cation; further wherein: the emulsifier is present in an amount effective to increase the freeze-thaw stability of the coating composition, said amount comprising greater than about 20 % by weight of total monomer; and the coating composition is a low VOC coating composition having a VOC content of less than about 100 g/L.