Complaint
Lithium-ion battery cathode ternary material, used in various liquid lithium-ion batteries, flexible packaging batteries and polymer lithium-ion batteries.
Product model: TOB-NCM-111
Physical and chemical indicators
Item | Standard requirement | Test method | |
Main content(%) | Li | 7.3~7.9 | ICP Test method |
Ni | 20.6 ±1.00 | ICP Test method | |
Co | 21.0±1.00 | ICP Test method | |
Mn | 16.60 ± 1.00 | ICP Test method | |
Impurity element(μg/g) | Fe | ≤30 | ICP Test method |
Cu | ≤20 | ICP Test method | |
Zn | ≤20 | ICP Test method | |
S | ≤3500 | ICP Test method | |
Particle size distribution(μm) | D10 | ≥2.5 | Laser particle size detector |
D50 | 7.5±1.0 | Laser particle size detector | |
D90 | ≤16 | Laser particle size detector | |
Specific surface area(m2/g) | 0.25~0.45 | Gas adsorption assay | |
Tap density(g/cm3) | ≤2.20 | Tap density tester | |
Water content(μg/g) | ≤500 | Karl Fischer Method | |
Li Dissolution amount | ≤0.25 | 785DMP TITRINO automatic potential titrator | |
PH value | ≤12.0 | PH value | |
Exterior | The black solid powder has no impurities, no agglomeration, no agglomeration and no larger particles | ||
Product model: TOB-NCM-532
Chemical index
Project | Unit | Standard | Reference | The analytical methods |
Li | % | 7.0~8 | 7.1 | ICP |
Ni+Co+Mn | % | 57~62 | 59.2 | ICP |
Ca | % | ≤0.0200 | 0.0035 | ICP |
Cu | % | ≤0.0050 | 0.0002 | ICP |
Fe | % | ≤0.0010 | 0.0003 | ICP |
Na | % | ≤0.0300 | 0.0188 | ICP |
Product model: TOB-NCM-622
This type of NMC 622 is gray-black powder without caking.
| Test items | Unit | Standard | Typical value |
| D50 | um | 4.0±1.0 | 4 |
| BET | m2/g | 0.5±0.2 | 0.5 |
| TD | g/cm3 | 1.8±0.2 | 1.8 |
| pH | / | ≤11.5 | 11 |
| LiOH | wt% | ≤0.20 | 0.1 |
| Li2CO3 | wt% | ≤0.20 | 0.09 |
| First discharge capacity | mAh/g | ≥180 | 187 |
| First time efficiency | % | ≥87 | 88 |
Product model: TOB-NCM-811
This product can be used as a cathode material in the manufacture of lithium ion secondary batteries.
The full battery design capacity of this product with graphite negative electrode: 188 ~ 190mAh / g (0.5C, 4.2V-3.0V) (affected by the customer's process, the data has a certain degree of fluctuation)
It is recommended to bake the material at 120 ºC for 6h before mixing.
Processing design compaction 3.30 ~ 3.50g / cm3 (Affected by the customer's process, the data has a certain degree of fluctuation).
According to the performance requirements, choose an appropriate electrolyte that matches the high nickel nickel-cobalt manganese oxide.
