A swellable polymer water shutoff agent was prepared with acrylic acid,acrylamide,organic crosslinker (MBAM)and functional ion monomer(D/S)as main materials.

• 针对高温高盐大孔道地层,以丙烯酸、丙烯酰胺、有机交联剂MBAM和功能性离子单体D/S为主要原料,制备了吸水膨胀型堵水剂。