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:
Nov. 11, 2014
Filed:
Aug. 26, 2013
Applicant:
Basf SE, Ludwigshafen, DE;
Inventors:
Monte Peterson, Pearland, TX (US);
Filip Mees, Lake Jackson, TX (US);
John Perry Guentzel, Beach City, TX (US);
Justin Martin, Grobbendonk, BE;
Dominicus van Esbroeck, Nanjing, CN;
Karl J. Possemiers, Speyer, DE;
Leo Van Miert, Kapellen, BE;
Oskar Stephan, Hockenheim, DE;
Rüdiger Funk, Niedernhausen, DE;
Matthias Weismantel, Jossgrund-Oberndorf, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 6/00 (2006.01); B01J 20/30 (2006.01); C08J 3/24 (2006.01); B01J 19/00 (2006.01); C08J 3/00 (2006.01);
U.S. Cl.
CPC ...
B01J 20/3078 (2013.01); C08J 3/247 (2013.01); B01J 19/0053 (2013.01); C08J 3/245 (2013.01);
Abstract
The invention relates to a process for producing water-absorbing polymer particles, comprising thermal postcrosslinking in a contact dryer having external heated outer surfaces.