Patent · US Expired

Additives for hydrocarbon oils

US4284415A · kind A · utility

2Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 8, 1979
Grant dateAug 18, 1981
Priority date
Expiry dateNov 8, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L1/221
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An additive for inhibiting sedimentation and retarding degradation of hydrocarbon oils as evidenced by discoloration comprises the reaction product of an alkoxyalkylamine with an epihalohydrin at a temperature from about 40.degree. C. to about 150.degree. C. in the presence of an inorganic base.

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