Table 1.
Leaching efficiency (L.E.) from quantitative chemical analysis of Li, Co, and Ni obtained by ICP‐OES measurements used for DoE in LNCO.
|
Experiment |
T |
t |
DES |
Metal L.E. [%] |
||
|---|---|---|---|---|---|---|
|
[°C] |
[h] |
[g] |
Co |
Li |
Ni |
|
|
1 |
50 |
5 |
2.5 |
33.0 |
40.6 |
30.7 |
|
2 |
105 |
5 |
2.5 |
87.8 |
72.4 |
86.5 |
|
3 |
50 |
24 |
2.5 |
51.5 |
58.5 |
51.1 |
|
4 |
105 |
24 |
2.5 |
88.2 |
74.0 |
87.5 |
|
5 |
50 |
5 |
7.5 |
62.4 |
62.4 |
62.1 |
|
6 |
105 |
5 |
7.5 |
100 |
100 |
100 |
|
7 |
50 |
24 |
7.5 |
70.6 |
68.1 |
70.8 |
|
8 |
105 |
24 |
7.5 |
100 |
100 |
100 |
|
9 |
77.5 |
14.5 |
5.0 |
64.7 |
67.3 |
64.9 |