申请人:AMERICAN CYANAMID COMPANY
公开号:EP0049766A1
公开(公告)日:1982-04-21
Water-in-oil emulsions containing high concentrations of water soluble polymers are prepared by incorporating therein a polymeric surfactant prepared from maleic anhydride and a comonomer.
通过在油包水乳剂中加入由马来酸酐和共聚单体制备的聚合物表面活性剂,可以制备出含有高浓度水溶性聚合物的油包水乳剂。