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:
Jan. 09, 2018
Filed:
Nov. 06, 2013
Stora Enso Oyj, Helsinki, FI;
Wetend Technologies Ltd., Savonlinna, FI;
Olavi Imppola, Hyvinkaa, FI;
Jouni Matula, Savonlinna, FI;
Jussi Matula, Savonlinna, FI;
Karri Tahkola, Savonlinna, FI;
Matti Vakevainen, Imatra, FI;
Isto Heiskanen, Imatra, FI;
Jari Rasanen, Imatra, FI;
Stora Enso OYJ, Helsinki, FI;
Wetend Technologies Ltd., Savonlinna, FI;
Abstract
A ply for a paper and paperboard made from a ply substrate material, wherein the ply comprises a hybrid material, in an amount of 1-25 wt-% of the ply, wherein the hybrid material is introduced into a target suspension of the short circulation of a fibrous web forming process of a fibrous web machine, in an in-line process, wherein said target suspension forms the ply substrate material, and the hybrid material comprises an alkaline earth carbonate precipitated onto or into fibers or fibrils of a nanofibrillated polysaccharide.