SURFACE-MODIFIED GRAPHITE, CVD PROCES FOR MAKING IT, AND APPLICATIONS OF THE SAME

The present disclosure relates to surface-modified, low surface area synthetic graphite with a BET surface from 1.0 to 4.0 m 2 /g and a crystallite size L c to crystallite size L a ratio of greater than 1. The disclosure furthermore relates to surface modification processes for preparing said surfac...

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Bibliographische Detailangaben
Hauptverfasser:	GULAS, Michal, ULMANN, Pirmin A, SPAHR, Michael E, ZUERCHER, Simone, MORNAGHINI, Flavio
Format:	Patent
Sprache:	eng ; hun
Schlagworte:	BASIC ELECTRIC ELEMENTS CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL COMPOUNDS THEREOF DIFFUSION TREATMENT OF METALLIC MATERIAL ELECTRICITY INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL INORGANIC CHEMISTRY METALLURGY NON-METALLIC ELEMENTS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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Beschreibung
Zusammenfassung:	The present disclosure relates to surface-modified, low surface area synthetic graphite with a BET surface from 1.0 to 4.0 m 2 /g and a crystallite size L c to crystallite size L a ratio of greater than 1. The disclosure furthermore relates to surface modification processes for preparing said surface-modified synthetic graphite material said graphite as well as to applications for this graphite, particularly as a negative electrode material in lithium-ion batteries.