Patent · US Expired

Modified succinimides

US4904278A · kind A · utility

7Cited by
15References
62Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 16, 1986
Grant dateFeb 27, 1990
Priority date
Expiry dateMay 16, 2006

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.