Dispersing Agent MF/Dyestuff Auxiliary 

Dispersing Agent MF/Dyestuff Auxiliary   1 , Property Appearance: dark brown powderComposition: Methyl naphthalene sulfonate formaldehyde condensateIon type: Negative ionSolubility: Easily dissolved in water  2 Techinical specification Item standard Disperse force( compared to standard) 95%min Thermal stability 4-5 (130degree) Sodium sulfonate content 8%max PH (1% water-solution) 7-9 Insoluble in water 0.05%max Content of calcium and magnesium 4000 ppm max   3.Property: This product is brown to dark brown powder, an anionic surface active agent. Easily soluble in water, acid, alkali and hard water. It has great grinding effect, high tinting strength, strong dispersing force, good thermal stability(better than dispersing agent N) and so on.  Usage: 1. As dispersing agent MF and filler for disperse dye,vat dye and reactive dye. 2.Used in pigment pad dyeing of vat dye, acid dyeing in printing and dyeing industry. 3. As auxiliary tanning ag…