ANODE ACTIVE MATERIAL OF HULL-KERNEL TYPE FOR LITHIUM SECONDARY BATTERIES, METHOD TO MAKE SUCH MATERIAL AND LITHIUM SECONDARY BATTERIES CONTAINING SUCH MATERIAL Russian patent published in 2011 - IPC H01M4/13 H01M10/52 

Abstract RU 2436201 C2

FIELD: electricity.

SUBSTANCE: anode active material of hull-kernel type for lithium secondary batteries comprises a kernel of carbon-containing material by means of dry coating of a kernel from a carbon-containing material with a shell containing a material with PTC (positive temperature coefficient).

EFFECT: improved conductivity, high output density and superb electric properties, superb safety of a battery in respect of recharging and external short circuit.

14 cl, 20 dwg, 24 tbl, 8 ex

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RU 2 436 201 C2

Authors

Khong Dzhi-Dzhun

Ko Sung-Tae

Kheo Jun-Dzheong

Dates

2011-12-10Published

2008-12-16Filed