Evonik Degussa Gmbh

Johnson Matthey Inc.

Sued-chemie IP Gmbh & Co. Kg

Degussa Aktiengesellschaft

Johnson Matthey Public Limited Company

Süd-Chemie Ip Gmbh & Co Kg

Leclanche' S.a.

Michael Holzapfel

Volker Hennige

Petr Novak

Christian Hying

Christian Vogler

Gerhard Nuspl

Guoxian Liang

Max Eisgruber

Frank-Martin Petrat

Carsten Jost

Andreas Laumann

Hilmi Buqa

Anna Prodi-Schwab

Christophe Michot

Norbert Schall

Hartmut Wiggers

Florian Kiefer

Jasmin Dufour

Pierre Blanc

Nicolas Tran

Burkhard Reeken

Jasmin Dollinger

Peter Bauer

Evelyn Albrecht

Andreas Pollner

Werner Scheifele

Karl-Heinz Pettinger

Karl Fehr

Petr Novák

David Lee

Genovefa Wendrich

Erika Studenik

ÖMer GÖKNUR

Sabine Wussler

The present invention relates to a method for producing lithium aluminum titanium phosphates of the general formula LiTiAl(PO), wherein x is &#x2266;0.4, a method for their production as well as their use as solid-state electrolytes in lithium ion accumulators.

Phase-pure lithium aluminium titanium phosphate and method for its production and its use

A method of reducing magnetic and/or oxidic contaminants in lithium metal oxygen compounds in particle form, in order to obtain purified lithium metal oxygen compounds, by means of treatment in a grinding process and sifting process with continuous or non-continuous removal and obtaining of the purified lithium metal oxygen compound. The grinding process and sifting process are terminated prematurely before the residue amounts to less than 1% of the quantity m. The residue, containing contaminants, is discarded.

Method of reducing magnetic and/or oxidic contaminants in lithium metal oxygen compounds

The present invention relates to a process for the synthesis of a carbon-deposited alkali metal oxyanion cathode material comprising particles, wherein said particles carry, on at least a portion of the particle surface, carbon deposited by pyrolysis, said process comprising a dry high-energy milling step performed on precursors of said carbon-deposited alkali metal oxyanion prior to a solid-state thermal reaction.

Carbon-deposited alkali metal oxyanion electrode material and process for preparing same

The present invention relates to a nanoparticulate composition comprising nanoparticles with a particle-size distribution of d&#x2266;10 &#x3bc;m, and optionally a surface-active agent. The present invention further relates to a method for the production of such a nanoparticulate composition.

Nanoparticulate composition and method for its production

Non-doped and doped lithium titanate Li4Ti5O12 obtainable by the thermal reaction of a stoichiometric composite oxide containing Li2TiO3 and TiO2, the preparation of the stoichiometric composite oxide, as well as a process for the preparation of lithium titanate Li4Ti5O12 and its use as anode material in rechargeable lithium-ion batteries.

Process for the preparation of lithium titanium spinel and its use

A carbon-containing lithium titanium oxide containing spherical particle aggregate with a diameter of 1-80 &#x3bc;m, consisting of lithium titanium oxide primary particles coated with carbon. Also, a method for the production of such a carbon-containing lithium titanium oxide as well as an electrode containing such a carbon-containing lithium titanium oxide as active material as well as a lithium-ion secondary battery containing an above-described electrode.

Carbon-coated lithium titanium spinel

The invention relates to a process for producing coated carbon particles, which comprises coating electrically conductive carbon particles with elemental doped or undoped silicon by chemical vapor deposition from at least one gaseous silane in an oxygen-free gas atmosphere in a reaction space, with the electrically conductive carbon particles being in continual motion during the vapor deposition, and also correspondingly coated carbon particles and their use in anode materials for lithium ion batteries.

Method for producing coated carbon particles and use of the latter in anode materials for lithium-ion batteries

The invention relates to an electrolyte separator system comprising an ionic liquid, a conductive salt and a ceramic separator, and the use of the electrolyte separator system according to the invention in electrochemical energy storage systems, in particular of lithium metal and lithium ion batteries.

Film former-free electrolyte/separator system and use thereof in electrochemical energy accumulators

The invention relates to an electrode material for a lithium ion battery which is distinguished by the fact that the electrode material comprises

Nanoscalar silicon particles in negative electrode materials for use in lithium-ion batteries

The invention relates to an electrolyte composition consisting of an ionic liquid, a conducting salt, a film former and a viscosity modifier and also to the use of the electrolyte composition of the present invention as an electrolyte material for electrochemical energy storage systems, especially for lithium-metal and lithium-ion batteries.

Electrolyte composition in addition to the use thereof as an electrolyte material for electrochemical energy storage systems

Growing community of inventors

Freising, Germany

Michael Holzapfel