Process for the continuous polymerization of lactams with static mixers

US4145520A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Karlheinz Feltgen · Dormagen, DE
• Hans J. Kaluza · Cologne, DE
• Edgar Muschelknautz · Leverkusen, DE
• Hans J. Simon · Dormagen, DE

Key dates

• Filing date: Sep 15, 1977
• Grant date: Mar 20, 1979
• Expiry date: Sep 15, 1997

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J2219/1943
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The invention relates to a process for the continuous polymerization of caprolactam in a reactor, wherein a reactor in which the first 60% of the reactor volume is equipped if possible completely but at least to one-third with static mixing installations is used.