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:
Dec. 06, 2016
Filed:
May. 28, 2014
Basf SE, Ludwigshafen, DE;
Emily M. Mutambi, Ludwigshafen, DE;
Aron Wosylus, Bad Dürkheim, DE;
Christof Kujat, Neustadt, DE;
Petra Damm, Fankenthal, DE;
Jürgen Oswald, Frankenthal, DE;
BASF SE, , DE;
Abstract
An inorganic red pigment is provided which pigment comprises titanium oxide, tin oxide, zinc oxide, and tungsten oxide, wherein the molar ratios of the oxides correspond to a composition of formula(TiO)(SnO)(ZnO)(WO)  (I), whereinSnOcomprises SnO and SnOin a molar ratio of SnO:SnOof from 70:30 to 100:0; 0.8≦a≦3.0; 0.3≦b≦2.0; 0.3≦c≦1.3; and 0.01≦d≦0.8. Optionally, SiO, other metal oxides or metal sulfides may be present. The inorganic pigment may be used as colorant in various applications.