Patent · US Expired

Process for producing .alpha.-olefin oligomers and .alpha.-olefin oligomer compositions

US5750817A · kind A · utility

39Cited by
8References
42Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 13, 1996
Grant dateMay 12, 1998
Priority date
Expiry dateMar 13, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2531/14
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The disclosure describes a process for preparing .alpha.-olefin oligomers, which comprises carrying out oligomerization of an .alpha.-olefin in a solvent by reacting said .alpha.-olefin in a chromium-based catalyst system composed of a combination of at least a chromium compound, an amine or metal amide, and an alkylaluminum compound, in a contacting mode that the chromium compound and the alkylaluminum compound are not previously contacted with each other.

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