Leather Tanning Chemicals/Dispersant NNO
 
1. Property       
Appearance 
Light-brown powder
Compose 
Naphthalene sulfonate formaldehyde condensate 
Ion type 
Negative ion 
Solubility 
Easily dissolved in water 
 
 
 
 
 
2. The main technical standard
Item
Parameter
Disperse force(standard product),%
95
Sodium sulfate content,%
18-5
PH value(1% water-solution)
7--9
Insolubles in water,%≤
0.05
Content of calcium and magnesium ion, ppm ≤
4000
3. Performance and use
this product is light yellow to yellow-brown powder,an anion surface active agent. Easily soluble in water, acid, alkali and hard water. It has good dispersing property and affinity with protein and polyamide.
Usage:
Maily used  for vat dye dyeing, reactive dye dyeing and acid dye dyeing. It can work as dispersant for acid staining pad and pigment pad dyeing; auxiliary for reducing dye powder and slurry. It can also be used in leveling agent in dyeing industr…