The effects of additives on hydrolytic stability of ester oils were studied. The studies found that some kinds of amine could improve hydrolytic stability of ester oils.

• 研究了抗磨剂、抗氧剂和防腐剂对酯类油水解安定性的影响,发现有机胺类化合物能提高酯类油的水解安定性。