Patent · US Expired

Compound having improved low temperature fluidity, and a middle distillate composition and a petroleum fuel composition containing the same

US5503645A · kind A · utility

8Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 1994
Grant dateApr 2, 1996
Priority date
Expiry dateMay 23, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L1/224
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention improves the low temperature flow property of a fuel oil having a boiling point of 120.degree.-150.degree. C. by adding a novel compound prepared by reacting pri-, sec- or tert-aliphatic amine containing alkyl group of 1-30 carbon atoms with 9,10-dihydroanthracene-9,10-endo-.alpha.,.beta.-succinic acid or anhydride thereof together with a polymer having ethylene structure and/or a terpolymer of dialkyl fumarate-vinyl ester-vinyl ether.

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