Patent · US Expired

Lubricant composition

US4836942A · kind A · utility

3Cited by
3References
38Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 6, 1988
Grant dateJun 6, 1989
Priority date
Expiry dateJun 6, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2070/02
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Compounds or mixtures of compounds having the formulae: ##STR1## wherein R is an alkyl group containing from 1 to 20 carbon atoms, n represents a number selected from the class consisting of zero and the integers from 1 through 6, R' represents a member selected from the group consisting of the hydrogen atom and those groups represented by R and R" is an aliphatic hydrocarbon group are effective antiwear and antioxidant additives in lubricating oils.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.