Patent · US Expired

Process for preparing polyolefin

US4151337A · kind A · utility

23Cited by
5References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 25, 1977
Grant dateApr 24, 1979
Priority date
Expiry dateMay 25, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2531/56
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Polyolefin is prepared by polymerizing an olefin by using a catalyst system combining an auxiliary catalytic component of an organoaluminum compound and a solid catalytic component obtained by reacting a mixture of a vanadium trichloride ether complex and a titanium trichloride ether complex with an aluminum halide and/or a boron halide.

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