Internally coated tubular casing and process for the manufacture thereof

US4248900A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Klaus-Dieter Hammer · Mainz, DE
• Gunter Gerigk · Oberursel, DE
• Max Bytzek · Naurod, DE

Key dates

• Filing date: Jun 19, 1979
• Grant date: Feb 3, 1981
• Expiry date: Jun 19, 1999

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31851
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

Disclosed is a packaging material, preferably a sausage casing, comprising a layer based on cellulose hydrate, having a coating on one surface, this coating comprising a mixture of chemically different compounds comprising, as the first major component thereof, a natural oil comprising a vegetable oil, a triglyceride mixture of saturated vegetable fatty acids having from about 4 to 14 carbon atoms in their carbon chain, or a mixture thereof, and as the second minor component thereof, a chemically modified starch, a partially saponified polyvinyl alcohol or a micro-crystalline cellulose. Also disclosed is a process for manufacturing such sausage casings.