发明名称 |
NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NON-LITHIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME, NEGATIVE ELECTRODE FOR NON-LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND NON-LITHIUM SECONDARY BATTERY INCLUDING THE NEGATIVE ELECTRODE |
摘要 |
A negative electrode active material for a non-lithium secondary battery, the negative electrode active material including a complex including a hard carbon having a specific surface area of about 50 square meters per gram or less and a ratio of a D-band peak intensity to a G-band peak intensity of 1 or less when analyzed by Raman spectroscopy; and a component including at least one selected from a Group 1 element, an oxide of a Group 1 element, a Group 2 element, an oxide of a Group 2 element, an element of Groups 13 to 16, an oxide of an element of Groups 13 to 16, and an oxide of an element of Groups 3 to 12. |
申请公布号 |
US2015333326(A1) |
申请公布日期 |
2015.11.19 |
申请号 |
US201414537965 |
申请日期 |
2014.11.11 |
申请人 |
Samsung Electronics Co., Ltd. |
发明人 |
Lee Jaemyung;Ku Junhwan;Lee Seoksoo;Chang Wonseok;Jung Daeryong |
分类号 |
H01M4/36;H01M4/04;H01M4/46;H01M4/48;H01M4/583;H01M4/38 |
主分类号 |
H01M4/36 |
代理机构 |
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代理人 |
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主权项 |
1. A negative electrode active material for a non-lithium secondary battery, the negative electrode active material comprising a complex comprising:
a hard carbon having a specific surface area of about 50 square meters per gram or less and a ratio of a D-band peak intensity to a G-band peak intensity of about 1 or less when analyzed by Raman spectroscopy; and a component comprising at least one selected from a Group 1 element, an oxide of a Group 1 element, a Group 2 element, an oxide of a Group 2 element, an element of Groups 13 to 16, an oxide of an element of Groups 13 to 16, and an oxide of an element of Groups 3 to 12. |
地址 |
Suwon-si KR |