Patent · US Active

Degassing method, degassing device and use of screw elements

US9487635B2 · kind B2 · utility

1Cited by

7References

18Claims

0Family size

Assignee

Arlanxeo Deutschland GmbH · DE

Inventors

Joerg Kirchhoff · Cologne, DE
Thomas Koenig · Leverkusen, DE
Michael Bierdel · Leverkusen, DE

Key dates

Filing date	Sep 28, 2012
Grant date	Nov 8, 2016
Priority date	—
Expiry date	Sep 28, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2315/02
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The present invention relates to a process for devolatilizing polymer-containing media such as, in particular, polymer melts, polymer solutions and dispersions and also devolatilisation apparatuses for carrying out the abovementioned process.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.