A new gelling agent was developed by using acrylamide(AM) and 2-acrylamido2-methylpropane sulfonic acid(AMPS) as main monomers,polyethylene glycol diacrylate ester(PEGDA) as chain extender.

• 以丙烯酰胺(AM)和2-丙烯酰胺基-2-甲基丙烷磺酸(AMPS)为主要单体,以聚乙二醇二丙烯酸酯(PEGDA)为扩链剂,研制了一种注酸时稠化能力强、返排时黏度低的新型酸液稠化剂。