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:
Nov. 18, 2025
Filed:
Aug. 11, 2021
Applicant:
Evonik Operations Gmbh, Essen, DE;
Inventors:
Markus Hallack, Schermbeck, DE;
Berend-Jan De Gans, Muelheim an der Ruhr, DE;
Florian Düllmann, Hagen, DE;
Sascha Herrwerth, Freigericht, DE;
Assignee:
Evonik Operations GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23F 11/18 (2006.01); C08K 3/08 (2006.01); C08K 3/36 (2006.01); C08K 9/06 (2006.01); C09D 5/08 (2006.01); C09D 5/10 (2006.01); C09D 7/61 (2018.01); C09D 7/62 (2018.01); C09D 163/00 (2006.01); C09G 1/00 (2006.01);
U.S. Cl.
CPC ...
C23F 11/18 (2013.01); C08K 3/36 (2013.01); C08K 9/06 (2013.01); C09D 5/084 (2013.01); C09D 5/10 (2013.01); C09D 5/106 (2013.01); C09D 7/61 (2018.01); C09D 7/62 (2018.01); C09D 163/00 (2013.01); C09G 1/00 (2013.01); C08K 2003/0893 (2013.01); C08K 2201/006 (2013.01);
Abstract
A method using silicon dioxide improves the cathodic anticorrosion effect of ground coats, preferably of a zinc primer, based on epoxy-functional polymers and at least one metal particle.