Carbon material, anode material and spacer additive for lithium ion battery
AssigneeNEC Corporation
InventorsQian CHENG, Noriyuki TAMURA, Kentaro NAKAHARA
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Abstract
The present invention provides a novel carbon material comprising a three-dimensional graphene network constituting a plurality of cells interconnecting as a whole, where at least one of the cells has single-layer graphene wall. The carbon material is suitable for a lithium ion battery.
Claims22
A carbon material comprising a three-dimensional graphene network constituting a plurality of cells interconnecting as a whole, where at least one of the cells has single-layer graphene wall.
An anode material for a lithium-ion battery comprising a carbon material comprising a three-dimensional graphene network constituting a plurality of cells interconnecting as a whole, where at least one of the cells has single-layer graphene wall, and active particles including at least one element that is able to store lithium ions.
A negative electrode for a lithium-ion battery comprising active particles comprising at least one element that is able to store lithium ions and spacer additives provided between the active particles, wherein the spacer additives comprise a carbon material comprising a three-dimensional graphene network constituting a plurality of cells interconnecting as a whole, where at least one of the cells has single-layer graphene wall.
Dependencies are inferred from the claim text.