▎ 摘　　要

NOVELTY - An anti-wear and antioxidant lubricant additive comprises 0.1-0.5 pt. wt. dialkyl dithiophosphoric acid, 0.4-0.6 pt. wt. polyisobutenyl succinimide, 0.2-0.4 pt. wt. vulcanized isobutylene, 0.6-1.0 pt. wt. high alcohol fatty acid ester complex, 0.8-1.2 pts. wt. 2,2'-methylene bis(4-methyl-6-tert-butylphenol), 0.6-0.9 pt. wt. hexyl phenyl- alpha -naphthylamine, 0.4-0.6 pt. wt. palmitic acid-N-(quinazolin-4-one) methyl ester and 0.02-0.05 pt. wt. modified graphene. USE - Anti-wear and antioxidant lubricant additive (claimed). ADVANTAGE - The lubricant additive achieves excellent lipophilic property and high specific surface area, and has excellent anti-wear and antioxidant properties.