The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 22, 2017
Filed:
May. 30, 2009
Thomas König, Leverkusen, DE;
Michael Bierdel, Leverkusen, DE;
Carsten Conzen, Leverkusen, DE;
Ulrich Liesenfelder, Bergisch Gladbach, DE;
Klemens Kohlgrüber, Kürten, DE;
Reiner Rudolf, Leverkusen, DE;
Johann Rechner, Kempen, DE;
Thomas König, Leverkusen, DE;
Michael Bierdel, Leverkusen, DE;
Carsten Conzen, Leverkusen, DE;
Ulrich Liesenfelder, Bergisch Gladbach, DE;
Klemens Kohlgrüber, Kürten, DE;
Reiner Rudolf, Leverkusen, DE;
Johann Rechner, Kempen, DE;
Covestro Deutschland AG, Leverkusen, DE;
Abstract
The invention relates to a process for extruding plastic compositions. The process in particular relates to the conveying, kneading and/or mixing of plastic compositions, in particular of polymer melts and mixtures of polymer melts, above all thermoplastics and elastomers, particularly preferably polycarbonate and polycarbonate blends, also with the incorporation of other substances such as for example solids, liquids, gases or other polymers or other polymer blends.