Patent · US Expired

Polyolefin quaternary pyridinium salts

US4108858A · kind A · utility

14Cited by
2References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 29, 1976
Grant dateAug 22, 1978
Priority date
Expiry dateOct 29, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2010/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

High molecular weight N-hydrocarbyl-substituted quaternary ammonium salts in which the hydrocarbyl group has a molecular weight of from about 350-3,000 such as a polybutene ammonium chloride are effective detergents and dispersants for gasoline and lubricating oils.

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