Catalytic/solvent preparation of vinylene copolymers from ethylene and haloaromatic compound

US4950737A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Walter Heitz · Kirchhain, DE
• Andreas Greiner · Amöneburg, DE

Key dates

• Filing date: Jun 3, 1988
• Grant date: Aug 21, 1990
• Expiry date: Jun 3, 2008

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G61/02
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Vinylene copolymers composed of recurrent structural units of formula I ##STR1## wherein Ar denotes an aromatic or heterocyclic group, R denotes an inert substitutent and n stands for an integer with a value from 0-8 and processes for their preparation.