This paper deals with the preparation and application of the cationic diamide softening agent,which is synthesized by using cattle oil,Diethylenetriamine(DETA) and dimethyl sulfate.

• 以牛油、二乙烯三胺和硫酸二甲酯为主要原料合成了一种新型阳离子双酰胺类纸张柔软剂。