Patent · US Expired

Polymer combinations useful in fuel oil to improve cold flow properties

US4255159A · kind A · utility

4Cited by
7References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 11, 1980
Grant dateMar 10, 1981
Priority date
Expiry dateFeb 11, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L1/2468
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A polymeric substance, i.e. poly(isomerized C.sub.12 -C.sub.50 monoolefin), alone or as the alkylation derivative of an aromatic compound in combination with a lubricating oil pour depressant having pendant alkyl groups of 6 to 32 carbon atoms are useful in improving the cold flow properties of distillate hydrocarbon oils.

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