The results showed that the AM/AMPS/C18DMAAC terpolymer had better salt tolerance, heat resistance and ability of shear resistance than the polyacrylamide.

• 结果表明,AM/AMPS/C18DMAAC三元共聚物具有较好的抗盐、抗温及抗剪切性,其性能均优于聚丙烯酰胺。