High voltage negative active material for a rechargeable lithium battery

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United States of America Patent

PATENT NO 8628694
APP PUB NO 20120097890A1
SERIAL NO

13260760

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Abstract

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The invention relates to active material for the negative electrode of secondary rechargeable lithium batteries, wherein the active material is based on doped or undoped carbon-bearing lithium titanium ramsdellite oxide with general formula Li2Ti3O7 or Li2.28Ti3.43O8. The active material comprises a carbon substituted ramsdellite phase having a general formula Li2−4cCc—Ti3O7, with 0.11+xTi2−xO4 with 0

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Patent Owner(s)

Patent OwnerAddress
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEPARIS FRA
UMICOREBRUSSELS BELGIUM BRUSSELS BRUSSELS
UNIVERSITE MONTPELLIER 2PLACE EUGENE BATAILLON 34000 MONTPELLIER
SAFT GROUPE S A93170 BAGNOLET

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jumas, Jean-Claude Jacou, FR 7 116
Monconduit, Laure Jacou, FR 5 7
Olivier-Fourcade, Josette Jacou, FR 7 101
Tessier, Cécile Bruges, FR 6 4
Van, Thournout Michèle Ellezelles, BE 7 53
Villevieille, Claire Marguerittes, FR 2 1

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