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. 01, 2013
Filed:
Sep. 02, 2008
Matthias Jahn, Goslar, DE;
Gerd Malkowske, Goslar, DE;
Stefan Malcus, Goslar, DE;
Juliane Meese-marktscheffel, Goslar, DE;
Armin Olbrich, Seesen, DE;
Rüdiger Zertani, Goslar, DE;
Matthias Jahn, Goslar, DE;
Gerd Malkowske, Goslar, DE;
Stefan Malcus, Goslar, DE;
Juliane Meese-Marktscheffel, Goslar, DE;
Armin Olbrich, Seesen, DE;
Rüdiger Zertani, Goslar, DE;
H.C. Starck GmbH, , DE;
Abstract
The invention relates to a powder compound of the formula NiMO(OH), wherein M represents Co and at least one element selected from the group consisting of Fe, Zn, Al, Sr, Mg, or Ca and mixtures thereof, or M represents Co Mn and Fe, wherein 0.6≦a<1.0, 0<b≦0.4, 0<x≦0.60, and 1.4≦y<2, wherein the powder compound has a particle size distribution dvalue, measured in accordance with ASTM B 822, of <5 μm, and wherein a ratio of tap density, measured in accordance with ASTM B 527, to the particle size distribution dvalue is at least 0.4 g/cm. The invention also relates to a process for preparing the compound and its uses.