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:
Jun. 28, 2022
Filed:
Feb. 13, 2019
Mitsubishi Hitec Paper Europe Gmbh, Bielefeld, DE;
Lena-Maria Grundl, Flensburg, DE;
Nadia El-Karzazi, Bielefeld, DE;
Dieter Becker, Georgsmarienhütte, DE;
Konstantinos Kalessios, Frankfurt am Main, DE;
Jochen Schlegel, Heroldsberg, DE;
MITSUBISHI HITEC PAPER EUROPE GMBH, Bielefeld, DE;
Abstract
A heat-sealable barrier paper having a) a carrier substrate having a front side and a back side opposite the front side, b) optionally an interlayer comprising a binder and disposed on the front side of the carrier substrate, c) a first barrier layer comprising a crosslinked polysaccharide and disposed on the front side of the carrier substrate or, if there is an interlayer, on the interlayer, d) a second barrier layer, disposed on the first barrier layer and consisting of or comprising i) an acrylate copolymer and/or ii) a wax based on a vegetable oil, the use of a barrier paper for packaging products, a method for heat-sealing a barrier paper, and to a method for producing a barrier paper.