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:
Apr. 21, 2020
Filed:
Dec. 21, 2015
Applicant:
Upm-kymmene Corporation, Helsinki, FI;
Inventors:
Antti Laukkanen, Helsinki, FI;
Esa Laurinsilta, Helsinki, FI;
Assignee:
UPM-KYMMENE CORPORATION, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 13/00 (2006.01); C08L 1/02 (2006.01);
U.S. Cl.
CPC ...
B01J 13/0069 (2013.01); C08L 1/02 (2013.01);
Abstract
The invention relates to a method for treating nanofibrillar cellulose hydrogel, wherein the method comprises the steps of: providing a nanofibrillar cellulose hydrogel; and subjecting the nanofibrillar cellulose hydrogel to heat treatment, wherein the heat treatment comprises keeping the nanofibrillar cellulose hydrogel at a temperature of at least 130° C. for at least 0.5 seconds, for reducing the number of viable micro-organisms in the nanofibrillar cellulose hydrogel.