Patent · US Expired

Suspensions of particles containing transition metal compounds in oils

US5362416A · kind A · utility

2Cited by
17References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 19, 1992
Grant dateNov 8, 1994
Priority date
Expiry dateNov 19, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/903
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Suspensions, in oils, of particles containing a transition metal compound, which are spheroidal and of narrow particle size distribution. These suspensions can be employed in processes for the polymerization of alpha-olefins, carried out in the presence of an organoaluminium activator.

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