|
Zhongyuan New Materials |
 |
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Battery material: lithium cobalt dioxide LiCoO2
(EX grade) |
1)Physical property
| Product code |
C00005-271 |
Standard |
Typical measured
value |
| Average diameter D50(µm) |
5-9 |
6.50 |
| Tap density (g.cm-3) |
≥2.10 |
2.20 |
| Specific surface area (m2.g-1) |
0.40-0.70 |
0.55 |
2)Chemical property
| |
Li |
Co |
Fe |
Ni |
Na |
Cu |
| Standard (%) |
6.9-7.3 |
59.0-61.0 |
≤0.02 |
≤0.06 |
≤0.02 |
≤0.01 |
| Typical measured value(%) |
7.15 |
59.61 |
0.0028 |
0.015 |
0.002 |
0.0014 |
3)Electrochemical property (tested with 063048 cell, 1C700mA
discharge)
| Cycles |
Discharge capacity (mAh) |
Charge retention (%) |
3.6V Time for full charge (min) |
| 1 |
785.7 |
100 |
54 |
| 50 |
778.3 |
99 |
56 |
| 100 |
767.7 |
98 |
56 |
| 150 |
759.1 |
97 |
56 |
| 200 |
756.5 |
96 |
56 |
4)SEM micrograph and size distribution
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