Method of making and method of use of fine-grained polyarylene ether ketone powder

US7875234B2 · kind B2 · utility

Assignee

• EVONIK DEGUSSA GMBH · DE

Inventors

• Alexander Richter · Johannesweg, DE
• Patrick Kreidler · Recklinghausen, DE
• Holger Renners · Velen, DE
• Wolfgang Christoph · Marl, DE
• Heinrich Temme · Ulmen, DE
• Christian Bierhaus · Dortmund, DE

Key dates

• Filing date: Nov 22, 2005
• Grant date: Jan 25, 2011
• Expiry date: Jul 3, 2026

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G2650/40
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A milling process for the preparation of fine-particled polyarylene ether ketone comprises milling a porous polyarylene ether ketone having a BET surface area of more than 1 m2/g.