CN1324736C - 正极活性物质和含有该正极活性物质的非水电解质二次电池 - Google Patents
正极活性物质和含有该正极活性物质的非水电解质二次电池 Download PDFInfo
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- CN1324736C CN1324736C CNB2004100714898A CN200410071489A CN1324736C CN 1324736 C CN1324736 C CN 1324736C CN B2004100714898 A CNB2004100714898 A CN B2004100714898A CN 200410071489 A CN200410071489 A CN 200410071489A CN 1324736 C CN1324736 C CN 1324736C
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- Prior art keywords
- active material
- lithium
- composite oxides
- positive active
- oxide
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Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
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Abstract
Description
第一复合氧化物 | 第二复合氧化物 | 剩余容量[%] | |
实施例1 | LiNi0.70Mn0.30O2 | Li4Ti5O12 | 93.1 |
实施例2 | LiNi0.70Mn0.30O2 | Li2TiO3 | 85.8 |
实施例3 | LiNi0.70Mn0.30O2 | Li2Ti3O7 | 86.1 |
实施例4 | LiNi0.70Mn0.30O2 | Li4Ti4.90Mn0.10O12 | 92.7 |
实施例5 | LiNi0.70Co0.30O2 | Li4Ti5O12 | 91.1 |
实施例6 | LiNi0.50Co0.20Mn0.30O2 | Li4Ti5O12 | 94.3 |
实施例7 | LiNi0.70Mn0.30O2 | Li4Ti5O12(只是混合) | 70.4 |
实施例8 | LiNi0.70Mn0.30O2 | TiO2 | 68.0 |
实施例9 | LiCo0.70Mn0.30O2 | Li4Ti5O12 | 72.5 |
混合比例(A∶B) | 剩余容量[%] | |
实施例1 | 90∶10 | 93.1 |
实施例10 | 80∶20 | 90.4 |
实施例11 | 70∶30 | 86.6 |
实施例12 | 65∶35 | 82.9 |
实施例13 | 95∶5 | 85.5 |
实施例14 | 97∶3 | 74.3 |
实施例15 | 60∶40 | 72.5 |
正极活性物质的平均粒径[μm] | 剩余容量[%] | |
实施例1 | 14 | 93.1 |
实施例16 | 19 | 88.2 |
实施例17 | 9 | 90.5 |
实施例18 | 6 | 84.8 |
实施例19 | 4 | 70.1 |
实施例20 | 24 | 73.0 |
Claims (5)
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JP2003107509A JP4061648B2 (ja) | 2003-04-11 | 2003-04-11 | 非水電解質二次電池用正極活物質及びそれを用いた非水電解質二次電池 |
JP107509/03 | 2003-04-11 | ||
JP107509/2003 | 2003-04-11 |
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JP (1) | JP4061648B2 (zh) |
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Also Published As
Publication number | Publication date |
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KR20040089545A (ko) | 2004-10-21 |
US20040201948A1 (en) | 2004-10-14 |
CN1571194A (zh) | 2005-01-26 |
KR101263492B1 (ko) | 2013-05-13 |
JP2004319105A (ja) | 2004-11-11 |
TWI240447B (en) | 2005-09-21 |
JP4061648B2 (ja) | 2008-03-19 |
US10153485B2 (en) | 2018-12-11 |
TW200501481A (en) | 2005-01-01 |
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