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:
Jan. 03, 2023
Filed:
Jun. 21, 2017
Venator Germany Gmbh, Duisburg, DE;
Juergen Philipp Kastner, Essen, DE;
Uwe Rosin, Kamp-Lintfort, DE;
VENATOR GERMANY GMBH, Duisburg, DE;
Abstract
A particulate TiOincludes a TiOcontent of at least 99 wt.-%, an anatase content of at least 98 wt.-%, a primary crystallite size Xof at least 200 nm, a numerical fraction of TiOwith a primary crystallite size of at most 100 nm of at most 10%, a specific surface area of at most 8 m/g as determined by BET measurements, 1200 ppm to 2400 ppm of alkali with respect to the TiOcontent, an Al content of 1 ppm to 1000 ppm, expressed as Al and with respect to the TiOcontent, a weight ratio of AlOto NbOof from 0.17 to 0.74, and 0.1 wt.-% to 0.3 wt.-% of P, expressed as phosphorus and with respect to the TiOcontent.