A new type of surface sizing agent ,which is the random copolymers of styrene and maleate ester,is synthesized in the medium of ethyl acetate with various ration of the monomers.

• 根据高分子分子设计原理,以苯乙烯、马来酸单丁酯、顺丁烯二酸酐为原料,在乙酸乙酯中进行共聚,经过蒸除溶剂、中和后制备出苯乙烯马来酸单酯共聚物乳液表面施胶剂。