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:
Oct. 25, 2022
Filed:
Dec. 18, 2019
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Sabine Schoen, Herten, DE;
Michael Jungnitz, Dreieich, DE;
Stefan Schlueter, Bickenbach, DE;
Kirsten Fritsche, Darmstadt, DE;
Carsten Plueg, Muehltal, DE;
Stephanie Andes, Hanau, DE;
Ulrich Schoenefeld, Bickenbach, DE;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09D 7/62 (2018.01); C09C 1/00 (2006.01); C09D 7/40 (2018.01); C01F 7/34 (2006.01); C09D 7/61 (2018.01); C08K 9/02 (2006.01); C08K 3/22 (2006.01);
U.S. Cl.
CPC ...
C09D 7/62 (2018.01); C01F 7/34 (2013.01); C09C 1/0015 (2013.01); C09C 1/0018 (2013.01); C09C 1/0021 (2013.01); C09C 1/0024 (2013.01); C09C 1/0036 (2013.01); C09C 1/0039 (2013.01); C09C 1/0051 (2013.01); C09D 7/70 (2018.01); C01P 2002/52 (2013.01); C01P 2002/54 (2013.01); C01P 2004/20 (2013.01); C01P 2004/52 (2013.01); C01P 2004/54 (2013.01); C01P 2004/61 (2013.01); C01P 2004/84 (2013.01); C01P 2006/60 (2013.01); C08K 9/02 (2013.01); C08K 2003/2227 (2013.01); C09C 2200/1004 (2013.01); C09C 2200/301 (2013.01); C09C 2200/307 (2013.01); C09C 2200/401 (2013.01); C09C 2200/407 (2013.01); C09C 2200/408 (2013.01); C09C 2200/409 (2013.01); C09C 2220/10 (2013.01); C09D 7/61 (2018.01);
Abstract
Effect pigments based on AlOflakes with high weather resistance and less photoactivity and to their use thereof in paints, industrial coatings, automotive coatings, printing inks, cosmetic formulations. The effect pigments have a ratio of the amount by weight of AlOof the AlOflake and the amount by weight of the metal oxide(s) of the coating layer(s) in the range of from 27:73 to 83:17 based on the total weight of the effect pigment.