Metallocene complexes having heterofunctional groups in the cyclopentadienyl system

US5585509A · kind A · utility

Assignee

• BASF SE

Inventors

• Franz Langhauser · Bad Dürkheim, DE
• David Fischer · Breunigweiler, DE
• J urgen Kerth · Eisenberg (Pfalz), DE
• G unther Schweier · Friedelsheim, DE
• Hans-Herbert Brintzinger · Frauenfeld, CH
• Elke Barsties · Konstanz, DE
• Werner Roell · Konstanz, DE

Key dates

• Filing date: Mar 1, 1995
• Grant date: Dec 17, 1996
• Expiry date: Mar 1, 2015

Classification

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

Abstract

Metallocene complexes of the general formula I ##STR1## where the substituents Y, M, x, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.6, R.sup.7, R.sup.8, and R.sup.9 are as described in the disclosure, and ligand systems of the general formula II ##STR2## as intermediates.