Process for the preparation of polymeric condensates and their use

US6989106B2 · kind B2 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Karlheinrich Meisel · Odenthal, DE
• Lars Obendorf
• Branislav Boehmer · Passau, DE
• Bernd Thiele · Odenthal, DE
• Armin Spaniol · Bensberg, DE
• Dietmar Fuchs · Pulheim, DE
• Gerd-Friedrich Renner · Lingen (Ems), DE
• Thomas Huebbe · Lingen (Ems), DE

Key dates

• Filing date: Jun 9, 2003
• Grant date: Jan 24, 2006
• Expiry date: Sep 2, 2023

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J2219/0004
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A process for the preparation of polymeric condensates, wherein the reaction mixture is fed at least once during the condensation reaction through a zone of high energy density which has an energy density of at least 105 J/m3.