Patent · US Expired

Modified succinimides and lubricating oil compositions containing the same

US4840744A · kind A · utility

10Cited by
21References
43Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 1988
Grant dateJun 20, 1989
Priority date
Expiry dateApr 26, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/28
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Disclosed are additives which are useful as dispersants in lubricating oils, gasolines, marine crankcase oils and hydraulic oils. In particular, disclosed are polyamino alkenyl or alkyl succinimides which contain carbamate functionalities.

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