Process for the preparation of microencapsulated polymers

US6020385A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Olaf Halle
• Wolfgang Podszun · Neunburg vorm Wald, DE
• Robert Bloodworth · Neunburg vorm Wald, DE
• Werner Struver · Leverkusen, DE
• Axel Ingendoh · Velbert, DE

Key dates

• Filing date: Nov 12, 1997
• Grant date: Feb 1, 2000
• Expiry date: Nov 12, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F12/08
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Polymers of improved surface quality are obtained by polymerization of microencapsulated monomer droplets suspended in an aqueous phase if the monomer and/or the aqueous phase contain a polymerization inhibitor.