Coating system for materials which swell in water

US5352730A · kind A · utility

Assignee

• Wolff Walsrode AG · DE

Inventors

• Erhard Luhmann · Bad Fallingbostel, DE
• Burkhard Kressdorf · Walsrode, DE
• Lutz Hoppe
• Klaus Szablikowski · Walsrode, DE
• Gunter Weber · Linden, DE
• Sebastian Meyer-Stork · Bad Fallingbostel, DE

Key dates

• Filing date: Jun 5, 1992
• Grant date: Oct 4, 1994
• Expiry date: Jun 5, 2012

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G2230/00
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to a coating compound for sheets, films, or molded products composed of modified or unmodified polysaccharides.