Keywords acrylamide/2 acrylamido 2 methylpropanesulfonate/2 acrylamidotetradecane sul fonic acid copolymers;heat sesistance and salt tolerance;oil displacement agent;

• 丙烯酰胺/2-丙烯酰胺基-2-甲基丙磺酸/2-丙烯酰胺基十四烷磺酸共聚物;耐温抗盐;驱油剂;