Patent · US Expired

Monocyclopentadienyl metal compounds for ethylene-.alpha.-olefin-copolymer production catalysts

US5621126A · kind A · utility

73Cited by
13References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1993
Grant dateApr 15, 1997
Priority date
Expiry dateOct 15, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/943
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Described are certain mono(cyclopentadienyl) Group IV B metal compounds, catalyst systems comprising such mono(cyclopentadienyl) metal compounds and an activator, and to a process using such catalyst systems for the production of polyolefins, particularly ethylene-.alpha.-olefin copolymers having a high molecular weight and high level of .alpha.-olefin incorporation.

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