H - Electricity – 01 – M
Patent
H - Electricity
01
M
H01M 4/58 (2010.01) H01M 4/485 (2010.01) H01M 4/505 (2010.01) H01M 4/525 (2010.01) H01M 4/62 (2006.01) H01M 4/02 (2006.01) H01M 4/36 (2006.01)
Patent
CA 2761239
The present invention relates to a composite material containing particles made of a mixed lithium-metal oxide, which in some regions are provided with a pyrolysis carbon coating, and particles made of elemental carbon, which in some regions are provided with a coating made of pyrolysis carbon. The present invention further relates to a method for producing such a composite material and to an electrode containing the composite material, and to a secondary lithium ion battery containing an electrode comprising the composite material.
L'invention concerne un matériau composite comprenant des particules constituées d'un mélange d'oxyde métallique au lithium et comportant sur certaines zones un revêtement en carbone pyrolytique ainsi que des particules constituées de carbone élémentaire et comportant sur certaines zones un revêtement en carbone pyrolytique. Cette invention concerne en outre un procédé pour produire un matériau composite de ce type, ainsi qu'une électrode renfermant ledit matériau composite et une batterie aux ions lithium secondaire pourvue d'une électrode renfermant le matériau composite.
Bauer Peter
Tran Nicolas
Vogler Christian
Smart & Biggar
Sued-Chemie Ag
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