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. 01, 2014
Filed:
Sep. 14, 2011
Applicants:
Janne Laine, Espoo, FI;
Tero Taipale, Espoo, FI;
Isko Kajanto, Espoo, FI;
Inventors:
Assignee:
UPM-Kymmene Corporation, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for improving the removal of water in a composition containing microfibrillated cellulose. According to the invention, a cationic polyelectrolyte that has a low molecular weight and a molecular weight of less than 10000 is provided in the composition containing microfibrillated cellulose.