Method for the production of a polymer dispersion by radical aqueous emulsion polymerization with a continuously produced aqueous monomer emulsion

US6271320A · kind A · utility

Assignee

• BASF SE

Inventors

• Andreas Keller · Speyer, DE
• Sven Lawrenz · Mannheim, DE
• Gerhard Bauer · Düsseldorf, DE
• Jurgen Schmidt-Thummes · Schifferstadt, DE
• Reinhard Bacher · Bad Dürkheim, DE
• Jürgen Hartmann · Wesel, DE
• Chung-Ji Tschang · Bad Dürkheim, DE

Key dates

• Filing date: May 20, 1999
• Grant date: Aug 7, 2001
• Expiry date: May 20, 2019

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F2/22
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A polymer dispersion is prepared by free radical polymerization of an aqueous monomer emulsion by a process in which the monomer emulsion is prepared continuously at the rate of consumption.