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. 09, 2015
Filed:
Sep. 13, 2010
Ulf Behrens, Harrislee, DE;
Gerhard Stork, Flensburg, DE;
Svenja Eisernitz, Flensburg, DE;
Matthias Marx, Nortorf, DE;
Ulf Behrens, Harrislee, DE;
Gerhard Stork, Flensburg, DE;
Svenja Eisernitz, Flensburg, DE;
Matthias Marx, Nortorf, DE;
Mitsubishi HiTec Paper Europe GmbH, Flensburg, DE;
Abstract
A heat-sensitive recording material includes at least a substrate, a heat-sensitive recording layer arranged on the front side of the substrate and has at least one color former and at least one color acceptor, wherein the color former and color acceptor react with one another under the action of heat to form color, a protective layer covering the heat-sensitive recording layer, a barrier coating which contains ethylene vinyl alcohol copolymer (EVOH) and suitable for protecting the heat-sensitive recording layer against penetration of chemicals causing uncontrolled desensitizing reactions and color reactions in the heat-sensitive recording layer, wherein the barrier coating is arranged between the substrate and the heat-sensitive recording layer, and a tincture, as authenticating security feature, introduced into the substrate and/or applied to at least one side of the substrate.