The optimal mass ratios are obtained respectively, i.e. the ratio of HAC/sulfated castor oil is 4/100, HAC/sulfated neatsfoot oil is 2/100 and the ratio of HAC /sulfonated rape-seed oil is 2/100.

• 最佳复配质量比分别:HAC/硫酸酯化蓖麻油为4/100、HAC/硫酸酯化牛蹄油为2/100、HAC/磺化菜籽油为2/100。