Ethylene-vinyl acetate copolymers of increased solidification point

US5227445A · kind A · utility

Assignee

• BASF SE

Inventors

• Albin Berger · Bobenheim am Berg, DE
• Roger Klimesch · Ransbach-Baumbach, DE
• Michael Mueller · Dresden, DE
• Klaus Boehlke
• Volker Schwendemann · Neustadt, DE
• Franz G. Mietzner · Ludwigshafen, DE

Key dates

• Filing date: Aug 20, 1991
• Grant date: Jul 13, 1993
• Expiry date: Aug 20, 2011

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F210/02
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Copolymers comprising PA1 from 75 to 92% by weight of ethylene and PA1 from 8 to 25% by weight of vinyl acetate have a solidification point of greater than 87.degree. C. and a melt viscosity of greater than 1,200 centistokes.