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:
May. 07, 2024
Filed:
May. 02, 2019
Applicants:
Papierfabrik August Koehler SE, Oberkirch, DE;
Technische Universität Darmstadt, Darmstadt, DE;
Inventors:
Assignees:
Papierfabrik August Koehler SE, Oberkirch, DE;
Technische Universitat Darmstadt, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/36 (2006.01);
U.S. Cl.
CPC ...
B41M 5/366 (2013.01); B41M 2205/04 (2013.01);
Abstract
The present invention relates to a heat-sensitive recording material comprising a carrier substrate, which is black or coloured on at least one side, and a thermoresponsive layer on the at least one black or coloured side of the carrier substrate, wherein the thermoresponsive layer comprises nanoparticles of at least one cellulose ester, and to a method for producing this material, and to a heat-sensitive recording material that can be obtained by this method.