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:
Oct. 25, 2011
Filed:
Aug. 25, 2008
Applicants:
Dennis Lösch, Altrip, DE;
Marco Krüger, Mannheim, DE;
Uwe Stueven, Bad Soden, DE;
Wilfried Heide, Freinsheim, DE;
Matthias Weismantel, Jossgrund-Oberndorf, DE;
Stefan Blei, Mannheim, DE;
Inventors:
Dennis Lösch, Altrip, DE;
Marco Krüger, Mannheim, DE;
Uwe Stueven, Bad Soden, DE;
Wilfried Heide, Freinsheim, DE;
Matthias Weismantel, Jossgrund-Oberndorf, DE;
Stefan Blei, Mannheim, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 120/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution in a surrounding gas phase, wherein the monomer solution comprises at least 0.0002% by weight of oxygen and the oxygen content of the gas phase is at least 0.5% by volume.