Results showed that the dispersivity of pigment slurries improved with the increasing of the monomer ratio(acrylic acid/methyl-acrylate).

• 随着引发剂的增加共聚物的分子量呈减小的趋势，但当引发剂加入量大于8%25后，继续添加引发剂对于产物的分子量影响已经不大；