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ANODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, ANODE ELECTRODE FOR LITHIUM SECONDARY BATTERIES, IN-VEHICLE LITHIUM SECONDARY BATTERY USING SAID ANODE ACTIVE MATERIAL AND ANODE ELECTRODE, AND METHOD FOR MANUFACTURING AN ANODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES
ANODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, ANODE ELECTRODE FOR LITHIUM SECONDARY BATTERIES, IN-VEHICLE LITHIUM SECONDARY BATTERY USING SAID ANODE ACTIVE MATERIAL AND ANODE ELECTRODE, AND METHOD FOR MANUFACTURING AN ANODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES
Green coke from coal and/or petroleum and calcined coke from coal and/or petroleum are blended using a weight ratio between 90:10 and 10:94, and for each 100 parts by weight of the resulting coke blend, 0.1 to 6.0 parts by weight of a phosphor compound and 0,1 to 6.0 parts by weight of a boron compound are added, with weights calculated in terms of elemental phosphor/boron equivalent. The resulting coke material is fired to produce a novel anode active material for lithium secondary batteries, said anode active material having stable charging/discharging characteristics and excellent output characteristics, initial efficiency, and capacity retention rate.
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