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:
Jul. 10, 2012
Filed:
Jun. 29, 2007
Applicants:
Rüdiger Funk, Niedernhausen, DE;
Matthias Weismantel, Jossgrund-Oberndorf, DE;
Sylvia Bertha, Frankenthal, DE;
Inventors:
Rüdiger Funk, Niedernhausen, DE;
Matthias Weismantel, Jossgrund-Oberndorf, DE;
Sylvia Bertha, Frankenthal, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 20/26 (2006.01); C08F 8/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
Water-absorbing composites comprising at least two particulate water-absorbing polymers having different pH values and at least one fibrous material are produced without premixing the water-absorbing polymers and are used in hygiene articles.