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:
Feb. 21, 2017
Filed:
Nov. 22, 2010
Applicants:
Francisco Javier Lopez Villanueva, Schifferstadt, DE;
Markus Linsenbühler, Heidelberg, DE;
Matthias Weismantel, Jossgrund-Oberndorf, DE;
Bernd Siegel, Otterstadt, DE;
Inventors:
Francisco Javier Lopez Villanueva, Schifferstadt, DE;
Markus Linsenbühler, Heidelberg, DE;
Matthias Weismantel, Jossgrund-Oberndorf, DE;
Bernd Siegel, Otterstadt, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/10 (2006.01); A61L 15/24 (2006.01); A61L 15/42 (2006.01); A61L 15/60 (2006.01); C08F 2/20 (2006.01); C08F 2/22 (2006.01); C08J 3/12 (2006.01); C08J 9/12 (2006.01); C08J 9/16 (2006.01); C08L 33/02 (2006.01); C08F 220/06 (2006.01);
U.S. Cl.
CPC ...
C08F 2/10 (2013.01); A61L 15/24 (2013.01); A61L 15/425 (2013.01); A61L 15/60 (2013.01); C08F 2/20 (2013.01); C08F 2/22 (2013.01); C08J 3/12 (2013.01); C08J 9/122 (2013.01); C08J 9/16 (2013.01); C08L 33/02 (2013.01); C08F 220/06 (2013.01); C08J 2201/03 (2013.01); C08J 2203/06 (2013.01); C08J 2207/12 (2013.01); C08J 2300/14 (2013.01); C08J 2333/02 (2013.01); C08J 2333/06 (2013.01); C08L 2312/00 (2013.01);
Abstract
A process for preparing water-absorbing polymer particles, comprising polymerization of a foamed monomer solution or suspension, drying, grinding and classification.