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. 21, 2021
Filed:
Dec. 04, 2013
Applicant:
Kelheim Fibres Gmbh, Kelheim, DE;
Inventors:
Assignee:
KELHEIM FIBRES GMBH, Kelheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 1/02 (2006.01); D21H 13/08 (2006.01); D04H 3/013 (2012.01); A61L 26/00 (2006.01); A24D 3/10 (2006.01); D01F 2/10 (2006.01);
U.S. Cl.
CPC ...
C08L 1/02 (2013.01); A24D 3/10 (2013.01); A61L 26/0095 (2013.01); D01F 2/10 (2013.01); D04H 3/013 (2013.01); D21H 13/08 (2013.01); Y10T 428/249921 (2015.04); Y10T 442/60 (2015.04);
Abstract
The present invention relates to a regenerated cellulose fiber which contains a hydrophobic substance selected from the group consisting of alkyl ketene dimers, alkenyl ketene dimers, alkyl succinic anhydrides, alkenyl succinic anhydrides, alkyl glutaric acid anhydrides, alkenyl glutaric acid anhydrides, alkyl isocyanates, alkenyl isocyanates, fatty acid anhydrides as well as mixtures thereof incorporated in the cellulose matrix.