The sodium sulphonate of ethoxylated acrylic modified rosin can be obtained from acrylic modified rosin after the reaction with ethylene oxide and then be sulphonated with chlorosulphonic acid.

• 以松香为原料，用丙烯酸进行改性后再与环氧乙烷聚合，然后用氯磺酸进行磺化处理制得丙烯酸改性松香聚氧乙烯醚磺酸钠阴离子表面活性剂。