NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE MATERIAL SLURRY FOR LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY

To provide a negative electrode material for a lithium ion secondary battery that can improve battery characteristics even without being coated with amorphous carbon, a method for manufacturing the negative electrode material for the lithium ion secondary battery, a negative electrode material slurr...

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Bibliographische Detailangaben
Hauptverfasser:	TSUCHIYA SHUSUKE, SATO TSUTOMU
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	To provide a negative electrode material for a lithium ion secondary battery that can improve battery characteristics even without being coated with amorphous carbon, a method for manufacturing the negative electrode material for the lithium ion secondary battery, a negative electrode material slurry for the lithium ion secondary battery, a negative electrode for the lithium ion secondary battery, and the lithium ion secondary battery.SOLUTION: A negative electrode material for a lithium ion secondary battery includes carbon particles with an oxygen content of 0.15 mass% or less.SELECTED DRAWING: Figure 1 【課題】非晶質炭素で被覆されていなくても電池特性を向上しうるリチウムイオン二次電池用負極材、リチウムイオン二次電池用負極材の製造方法、リチウムイオン二次電池用負極材スラリー、リチウムイオン二次電池用負極、及びリチウムイオン二次電池を提供する。【解決手段】酸素含有率が０．１５質量％以下の炭素粒子を含む、リチウムイオン二次電池用負極材。【選択図】図１