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:
Sep. 14, 2010
Filed:
Nov. 22, 2006
Scott J. Smith, Düsseldorf, DE;
Mark C. Joy, Reidsville, NC (US);
Whei-neen Hsu, Greensboro, NC (US);
Markus Frank, Kuppenheim, DE;
Michael M. Azad, Reidsville, NC (US);
Scott J. Smith, Düsseldorf, DE;
Mark C. Joy, Reidsville, NC (US);
Whei-Neen Hsu, Greensboro, NC (US);
Markus Frank, Kuppenheim, DE;
Michael M. Azad, Reidsville, NC (US);
Evonik Stockhausen, LLC, Greensboro, NC (US);
Abstract
The invention relates to absorptive, crosslinked polymers which are based on partly neutralized, monoethylenically unsaturated monomers carrying acid groups, and have improved properties, in particular in respect of their capacity for transportation of liquids in the swollen state, and which has a high gel bed permeability and high centrifuge retention capacity.