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:
Jan. 30, 2018
Filed:
Oct. 16, 2012
Applicant:
Bayer Intellectual Property Gmbh, Monheim, DE;
Inventors:
Jürgen Flecke, Dormagen, DE;
Alexander Paulus, Dormagen, DE;
Jörg Nickel, Dormagen, DE;
Andreas Weistroffer, Leverkusen, DE;
Assignee:
COVESTRO DEUTSCHLAND AG, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 47/00 (2006.01); B29C 47/92 (2006.01); B29C 43/22 (2006.01); B29C 43/46 (2006.01); B29C 43/58 (2006.01); B29C 47/88 (2006.01); B29C 47/08 (2006.01); B29L 7/00 (2006.01); B29C 47/90 (2006.01);
U.S. Cl.
CPC ...
B29C 47/004 (2013.01); B29C 43/222 (2013.01); B29C 43/46 (2013.01); B29C 43/58 (2013.01); B29C 47/0021 (2013.01); B29C 47/0805 (2013.01); B29C 47/8855 (2013.01); B29C 47/92 (2013.01); B29C 47/8845 (2013.01); B29C 47/906 (2013.01); B29C 2947/9258 (2013.01); B29C 2947/92542 (2013.01); B29L 2007/002 (2013.01);
Abstract
The present invention relates to a roller device for treating sheet-form material, in particular for smoothing films (F*) or sheets, comprising a first roller unitand a second roller unit, wherein each roller unit () comprises: where where n: speed of the drive motor and n: speed of the roller (). The invention relates further to a smoothing device for smoothing films or sheets, and to a process for the production of sheet-form material, in particular of films or sheets.