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:
Aug. 19, 2025
Filed:
Jan. 24, 2020
Applicant:
Omya International Ag, Oftringen, CH;
Inventors:
Jan Philipp Weihs, Dudingen, CH;
Georg Häusler, Alberswil, CH;
Assignee:
OMYA INTERNATIONAL AG, Oftringen, CH;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/38 (2014.01); B41M 5/00 (2006.01); C09D 11/033 (2014.01); C09D 11/037 (2014.01); C09D 11/106 (2014.01); C09D 11/322 (2014.01); B41M 5/52 (2006.01);
U.S. Cl.
CPC ...
C09D 11/322 (2013.01); B41M 5/0023 (2013.01); C09D 11/033 (2013.01); C09D 11/037 (2013.01); C09D 11/106 (2013.01); C09D 11/38 (2013.01); B41M 5/52 (2013.01); B41M 5/5218 (2013.01);
Abstract
The present invention relates to a cationic coating formulation, which contains beside water a specific anionic ultrafine ground calcium carbonate, a non-ionic polyvinyl alcohol, a water-soluble salt of a divalent metal ion, a dispersing agent and a cationic polymer. Said coating formulation according to the present invention can be used for manufacturing a digital print medium, preferably an inkjet print medium.