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. 16, 2005
Filed:
May. 17, 2000
Wolfgang Bräuer, Leverkusen, DE;
Wolfgang Kaufhold, Köln, DE;
Friedemann Müller, Neuss, DE;
Jürgen Winkler, Langenfeld, DE;
Herbert Heidingsfeld, Frechen, DE;
Wolfgang Röhrig, Bergisch Gladbach, DE;
Hans-georg Hoppe, Leichlingen, DE;
Wolfgang Bräuer, Leverkusen, DE;
Wolfgang Kaufhold, Köln, DE;
Friedemann Müller, Neuss, DE;
Jürgen Winkler, Langenfeld, DE;
Herbert Heidingsfeld, Frechen, DE;
Wolfgang Röhrig, Bergisch Gladbach, DE;
Hans-Georg Hoppe, Leichlingen, DE;
Bayer Aktiengesellschaft, Leverkusen, DE;
Abstract
Process for the continuous preparation of thermoplastically processable polyurethane elastomers with improved softening properties is disclosed. The process is carried out in a tubular reactor at a ratio of the circumferential speed of the stirrer (in m/sec) in the tubular reactor and the throughput (in g/sec) of >0.03 m/g.