Process for preparing free-flowing ethylene homopolymers or copolymer waxes

US4529132A · kind A · utility

Assignee

• Ruhrchemie Aktiengesellschaft · DE

Inventors

• John Hobes · Dinslaken, DE
• Detlef Deymann · Essen, DE

Key dates

• Filing date: Sep 29, 1982
• Grant date: Jul 16, 1985
• Expiry date: Sep 29, 2002

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08J2323/04
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

The invention relates to the preparation of free-flowing homopolymer and copolymer waxes by heating the solid or molten waxes in aqueous ammonia solution.