Method for the production of telechelic polymers

US7943708B2 · kind B2 · utility

Assignee

• Evonik Röhm GmbH · DE

Inventors

• Sven Balk · Frankfurt, DE
• Gerd Loehden · Essen, DE
• Christine Troemer · Hammersbach, DE
• Monika Maerz · Alzenau, DE
• Christine Miess · Alzenau, DE

Key dates

• Filing date: Oct 29, 2007
• Grant date: May 17, 2011
• Expiry date: Oct 29, 2027

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F2810/40
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to the coupling of two polymer chains to give end group-functionalized polymers, the simultaneous precipitation of transition metals from polymer solutions and to the removal of halogen atoms from polymer chain ends.