Patent Number: 7,820,600

Title: Lubricant and method for improving air release using ashless detergents

Abstract: The present invention is directed to a lubricant composition comprising GLT base stock with an ashless detergent to improve air release properties. The ashless detergents comprise the products resulting from the reaction of a salicylic acid, organic group substituted salicylic acid, sulfonic acid or organic groups substituted sulfur acid with thiadiazole or organic group substituted thiadiazole or an alkyl primary or secondary amine.

Inventors: Habeeb; Jacob J. (Westfield, NJ), Baillargeon; David J. (Cherry Hill, NJ), Deckman; Douglas E. (Mullica Hill, NJ)

Assignee: ExxonMobil Research and Engineering Company

International Classification: C10M 135/36 (20060101)

Expiration Date: 2018-10-26 0:00:00