Process for preparing bridged metallocenes

US5831105A · kind A · utility

Assignee

• Targor GmbH · DE

Inventors

• Michael Aulbach · Hofheim, DE
• Frank Kuber · Oberursel, DE

Key dates

• Filing date: Sep 22, 1995
• Grant date: Nov 3, 1998
• Expiry date: Sep 22, 2015

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S526/943
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

In-situ process for preparing a bridged metallocene, which comprises reacting a substituted cyclopentadiene A, if desired an unsubstituted or substituted cyclopentadienyl compound B, at least one base, at least one bridging reagent and at least one metal component with one another.