The experimental structure indicated that, When monomer MAAMPEA: MAA mole of ratio 1: 3, When a AMPS mole of score is 10%, this copolymer has the good dispersivity and the dispersive retentivity.

• 实验结构表明：当单体MAAMPEA：MAA摩尔比1：3, AMPS摩尔分数为10%25时，该共聚物有较好的分散性和分散性保持性。