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. 27, 2020
Filed:
Jun. 02, 2016
Applicant:
Kimberly-clark Worldwide, Inc., Neenah, WI (US);
Inventors:
Joseph R. Feldkamp, Appleton, WI (US);
Maria Del Carmen Lopez Garcia, Appleton, WI (US);
Assignee:
KIMBERLY-CLARK WORLDWIDE, INC., Neenah, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 13/53 (2006.01); A61L 15/60 (2006.01); A61L 15/42 (2006.01); A61F 13/15 (2006.01); B01J 20/28 (2006.01);
U.S. Cl.
CPC ...
A61F 13/53 (2013.01); A61L 15/42 (2013.01); A61L 15/60 (2013.01); A61F 2013/15463 (2013.01); A61F 2013/5307 (2013.01); A61F 2013/530226 (2013.01); A61F 2013/530481 (2013.01); A61F 2013/530708 (2013.01); B01J 20/28004 (2013.01); B01J 20/28028 (2013.01);
Abstract
Generally, an absorbent composite comprising between about 20% and about 80% by weight of the particulate superabsorbent material and between about 20% and 80% by weight of a swellable absorbent fiber is disclosed herein. The swellable absorbent fiber is substantially water-insoluble and water-swellable and a centrifuge retention capacity of between 5 and 20 grams per gram after four hours and reaches at least 66% of centrifuge retention capacity between about 2 and about 50 seconds.