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:
Sep. 03, 2013
Filed:
Oct. 26, 2010
Christoph Schmidt, Kriftel, DE;
Sabine Schoen, Herten, DE;
Christoph Schmidt, Kriftel, DE;
Sabine Schoen, Herten, DE;
Merck Patent Gesellschaft mit beschrankter Haftung, Darmstadt, DE;
Abstract
The present invention relates to inorganic spherical pigments which are based on spherical particles having a particle diameter of 0.1-100 μm and are coated on the surface with agglomerates selected from the group ZrO, ZnO, AlO, TiO, FeO, FeO, FeOOH and BaSOor mixtures thereof, and are optionally coated with a further layer (2nd layer) comprising a metal oxide, lake or Berlin Blue, and to the use thereof in paints, coatings, printing inks, security printing inks, plastics, ceramic materials, glasses, in cosmetic formulations, as tracer, as filler and for the preparation of pigment preparations and dry preparations.