Lithium Cobalt Dioxide Molecular Formula: LiCoO2

1.Property parameter
 
 Physical & Chemical Property
Main element Scope(%) Typical value(%)
Co(wt%) 59.5~60.5 59.9
Li(wt%) 6.9~7.3 7.2
Ca(wt%) ≤0.02 0.01
Mn(wt%) ≤0.01 0.005
Na(wt%) ≤0.01 0.005
Ni(wt%) ≤0.05 0.02
Fe(wt%) ≤0.01 0.006
Mg(wt%) ≤0.01 0.006
Li/Co 1.00~1.05 1.04
PH 9.5~11.0 10.2
Moisture(wt% loss at 250℃) <0.03 0.02
BET surface Area(m2/g) 0.2~0.6 0.4
Tap Density(g/cm3) 2.4~2.6 2.5
D50(μm) 6~9 7.2
 
3.Packing
 
Steel drums with inner plastic bag, 25kg
 
   
Electrochemistry properties
 
  A.Capacity&discharge palteau
     Initial specific discharge capacity is more than 140mAh,
     typical value:145mAh/g
     Initial discharge voltage plaueau above 3.6V is more
      than 80% typical value:85%
 
  B.Cycle life
     Discharge capacity attenuation per cycle  is less than
     0.05%, Typical value:0.03%
 
 
  C.Different rate discharge plateau
 
0.5C/0.2C 99.5%
1C/0.2C 99.0%
2C/1C 97.0%
3C/1C 94.0%
 
Crystalline Structure
  According to JCDS standard(16-427),no impurity phase
 
 
 
2.Product type
 
Product model Tap density D50(μm)
SP005 2.2~2.4 4~6
SP007 2.4~2.6 6~9
SP010 2.6~2.75 9~12