A core-shell emulsion with proper viscosity and good stability is prepared by methyl methacrylate (MMA), butyl acrylate (BA) and acrylate acid as main monomers, through seed emulsion polymerization with semi-continuous adding method.

• 摘要采用甲基丙烯酸甲酯，丙烯酸丁酯和丙烯酸为核壳阶段的单体，通过半连续滴加的种子乳液聚合的合成工艺，得到了一种粘度适中，稳定性良好，具有核壳结构的乳液。