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Physicochemical Properties of Graphitized Carbon Black

DATA3 Physicochemical Properties of Graphitized Carbon Black

Physicochemical Properties of "TOKABLACK", the Special-Use Carbon Black, also known as Graphitized Carbon Black

  TOKABLACK
#3855
TOKABLACK
#3845
TOKABLACK
#3800
Conventional
Carbon Black
*2
Average Particle Diameter nm 25 40 70  
N2 Surface area m2/g 90 57 27  
DBP Absorption
(JIS A Method)
cm3/100g 120 161 60  
Ash Content % 0.11 0.08 0.02  
Volatile matter % 0.12 0.38 0.12  
Purity Analysis Example *1 Sulfur % 0.004 0.005 0.002 0.5
Na+ ppm ND ND ND 100
K+ ppm ND ND ND 50
CL- ppm ND ND ND 20

*1 Detection Limit (Na+5ppm, K+3ppm, C1-10ppm)

*2 Conventional N330 Grade Carbon Black (SEAST 3, Tokai product)

Graphitized Carbon Black under a High-resolution Electron Microscopy (magnification: 450,000)

Uses:

  1. Coating on magnetic memory tapes
  2. Heat resistant paint
  3. Lubrication....etc.

Conventional Furnace Black

Graphitized Carbon Black

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