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. 20, 2021
Filed:
Apr. 11, 2019
Applicant:
Fiberlean Technologies Limited, Par, GB;
Inventors:
Patrick A. C. Gane, Rothrist, CH;
Joachim Schoelkopf, Killwangen, CH;
Daniel Gantenbein, Elnesvagen, NO;
Michel Schenker, Schönenwerd, CH;
Michael Pohl, Villach, AT;
Beat Kübler, Oberwil, CH;
Assignee:
FiberLean Technologies Limited, Par, GB;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21C 9/00 (2006.01); D21D 1/00 (2006.01); D21H 11/18 (2006.01); D21B 1/16 (2006.01); D21H 17/67 (2006.01); D21H 15/04 (2006.01);
U.S. Cl.
CPC ...
D21C 9/007 (2013.01); D21B 1/16 (2013.01); D21D 1/00 (2013.01); D21H 11/18 (2013.01); D21H 17/675 (2013.01); D21H 15/04 (2013.01);
Abstract
The present invention relates to a process for the production of suspensions of nano-fibrillar cellulose by providing cellulose fibres and at least one filler and/or pigment; combining the cellulose fibres and the at least one filler and/or pigment; and fibrillating the cellulose fibres in the presence of at least one filler and/or pigment, as well as the suspensions of nano-fibrillar cellulose obtained by this process and their uses.