Process for the production of sulfur-modified polychloroprene

US4954585A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Werner Obrecht · Moers, DE
• Peter Wendling · Leverkusen, DE
• Rudiger Musch · Bensberg, DE
• Eberhard Muller · Cologne, DE

Key dates

• Filing date: Dec 27, 1988
• Grant date: Sep 4, 1990
• Expiry date: Dec 27, 2008

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F36/18
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The combination of unmodified resinic acids and direct peptization in the production of sulfur-modified polychloroprene leads to a favorable ratio of elasticity to viscosity.