Process for the production of aromatic polyether ketones

US4954604A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Joachim Genz · Krefeld, DE
• Hans-Rudolf Dicke · Bestwig, DE
• Volker Eckhardt · Walsrode, DE
• Frank Kleiner · Cologne, DE

Key dates

• Filing date: Aug 31, 1988
• Grant date: Sep 4, 1990
• Expiry date: Aug 31, 2008

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G65/4093
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to a process for the production of high molecular weight, crystalline, aromatic polyether ketones showing high temperature stability, high resistance to the effect of chemicals and good mechanical properties.