Toda Kogyo Europe Gmbh

H.c. Starck Gmbh

Toda Kogyo Corporation

Stefan Malcus

Armin Olbrich

Sven Albrecht

Matthias Jahn

Juliane Meese-Marktscheffel

Rüdiger Zertani

Michael Kruft

Gerd Maikowske

Rob Rops

Hirofumi Hori

Wolfgang Wiezoreck

Trevor McLeod

Shuja Siddiqui

Josef Schmoll

Juliane Messe-Marktscheffel

Gerd Malkowske

Kai-Uwe Clauswitz

Ruediger Zertani

Rudiger Zertani

Josef (deceased) Schmoll

Juliane Meese-Martscheffel

Trevor Mcleod

The invention relates to a chemical compound of the formula NiM1M2(O)(OH), wherein M1 denotes at least one element from the group consisting of Fe, Co, Mg, Zn, Cu and/or mixtures thereof, M2 denotes at least one element from the group consisting of Mn, Al, B, Ca, Cr and/or mixtures thereof, wherein b&#x2264;0.8, c&#x2264;0.5, d&#x2264;0.5, and x is a number between 0.1 and 0.8, y is a number between 1.2 and 1.9, and x+y=2. A process for the preparation thereof, and the use thereof as a precursor for the preparation of cathode material for secondary lithium batteries are described.

Methods of making inorganic compounds

The invention is directed to a process for preparing a pulverulent compound of the formula NiM1M2O(OH)where M1 is Fe, Co, Zn, Cu or mixtures thereof, M2 is Mn, Al, Cr, B, Mg, Ca, Sr, Ba, Si or mixtures thereof, having the following steps:

Powered compounds, method for the production thereof, and use thereof in lithium secondary batteries

The invention is directed to a pulverulent compound of the formula NiM1M2O(OH)where M1 is at least one element selected from the group consisting of Fe, Co, Zn, Cu and mixtures thereof, M2 is at least one element selected from the group consisting of Mn, Al, Cr, B, Mg, Ca, Sr, Ba, Si and mixtures thereof, 0.3&#x2266;a&#x2266;0.83, 0.1&#x2266;b&#x2266;0.5, 0.01&#x2266;c&#x2266;0.5, 0.01&#x2266;x&#x2266;0.99 and 1.01&#x2266;y&#x2266;1.99, wherein the ratio of tapped density measured in accordance with ASTM B 527 to the D50 of the particle size distribution measured in accordance with ASTM B 822 is at least 0.2 g/cm&#xb7;&#x3bc;m. The invention is also directed to a method for the production of the pulverulent compound and the use as a precursor material for producing lithium compounds for use in lithium secondary batteries.

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The present invention relates to pulverulent compounds of the formula LiNiM1M2(O)(SO), a process for preparation thereof and the use thereof as active electrode material in.

Pulverulent compounds, a process for the preparation thereof and the use thereof in lithium secondary batteries

The present invention relates to pulverulent compounds of the formula NiM1M2(0)(OH)(SO), a process for the preparation thereof and the use thereof as precursors for the preparation of active materials for lithium secondary batteries.

Pulverulent compounds, processes for the preparation thereof and the use thereof in electrochemical applications

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&#x2266;a&#x3c;1.0, 0&#x3c;b&#x2266;0.4, 0&#x3c;x&#x2266;0.60, and 1.4&#x2266;y&#x3c;2, wherein the powder compound has a particle size distribution dvalue, measured in accordance with ASTM B 822, of &#x3c;5 &#x3bc;m, 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.

The present invention relates to compounds having a hexagonal layered structure that is substantially free from cubic-spinel like phases, a process for preparing the same and the use thereof.

Methods for preparing inorganic compounds having a substantially single phase, hexagonal layered crystal structure that is substantially free from cubic-spinel like phases

The present invention relates to a particulate mixed metal hydroxide that includes nickel, cobalt and aluminium. The powder particles have a core of nickel/cobalt hydroxide, and a surface that is coated with amorphous aluminium hydroxide. A process for the continuous preparation of such mixed metal hydroxides is also described. The process includes precipitating aluminium hydroxide in the presence of a nickel/cobalt mixed hydroxide in a tube reactor. The mixed metal hydroxides of the present invention may be used to prepare active materials for positive electrodes of a secondary battery.

Mixed metal hydroxides comprising amorphous aluminum hydroxide, and their preparation and use

Composition comprising lithium compound and mixed metal hydroxides and their preparation and use

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Goslar, Germany

Stefan Malcus