Method for producing a polychloroprene-based polymer dispersion and system for producing a polychloroprene-based polymer dispersion

US8389674B2 · kind B2 · utility

Assignee

• LANXESS Deutschland GmbH · DE

Inventors

• Pascal Debayle · Mende, FR
• Peter Hoeltzenbein · Dormagen, DE
• Renke Mottweiler · Leverkusen, DE
• Eberhardt Muller · Dormagen, DE
• Rainer Grafe · Rommerskirchen, DE
• Christian Mähner-Wolfarth · Dormagen, DE
• Thomas-Oliver Neuner · Hilden, DE
• Mesut Fidan · Dormagen, DE
• Marc Lagarde · Strasbourg, FR

Key dates

• Filing date: Jun 7, 2012
• Grant date: Mar 5, 2013
• Expiry date: Jun 7, 2032

Classification

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

Abstract

Disclosed are systems and methods for producing a polymer dispersion based on polychloroprene, comprising steps of polymerizing chloroprene to polychloroprene, adding the polycholoprene dispersion to a stripper column, and removing chloroprene from the polychloroprene dispersion.