Patent · US Expired

Polymer combinations useful in fuel oil to improve cold flow properties

US4014662A · kind A · utility

6Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 10, 1975
Grant dateMar 29, 1977
Priority date
Expiry dateOct 10, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L1/2462
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Ethylene polymers in combination with an oil-soluble sulfone copolymer having a (Mn) of from about 800 to 500,000 improve the cold flow properties of distillate hydrocarbon oils.

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