Nitrogen-containing metal-free initiators for anionic polymerization of acrylates

US6107424A · kind A · utility

Assignee

• BASF SE

Inventors

• Stephan Jungling · Mannheim, DE
• Thieo E. Hogen-Esch · South Pasadena, US
• Dimo K. Dimov · Los Angeles, US
• Axel Muller · Wiesbaden, DE
• Herbert Königsmann · Klein-Winternheim, DE

Key dates

• Filing date: Aug 18, 1998
• Grant date: Aug 22, 2000
• Expiry date: Aug 18, 2018

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F4/00
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A method for preparing a polymer, comprising the step of polymerizing a monomer of the formula ##STR1## in the presence of a specific initiator containing at least one amino subotituent and one aromatic substituent on a phosphorus atom.