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Zinc Stearate is a white coloured poweder. It is insoluble in water, but dissolves well in aromatic compounds like benzene and chlorinated hydrocarbons on heating. In fact, zinc stearate repels water (hydrophobic). It is the zinc salt of stearic acid. It is insoluble in alcohol and ethers. It is a very powerful mold resease agent. Zinc stearate does not contain any electrolyte.

Zinc stearate is used in the pharmaceutical industry and the cosmetic products like face powder to improve the smoothness and adhesion. It is used in paint industry as a gloss imparting agent and a grinding agent. In plastic and rubber processing, zinc stearate is ued as a releasing agent and lubricant which can be easily incorporated. It is used as as a metal release agent in rubber, polyurethane and polyester processing system.

At Pratham, we can supply various grades of Zinc Stearate having different heat stability properties to best suit customer needs.

Zinc Stearate - Product Data Sheet :

Molecular Formula	Zn (C17H35COO)2
Appearance	White Powder
Molecular Weight	631
Specific Gravity	1.095
Moisture, %	0.1 Max.
Melting Point	120 (+/- 5)*C
Bulk Density Gm/CC	0.2 (+/- 0.03)
Particle Size	-200 Mesh
Zinc Content(as ZnO ), % Purity	13.0 to 15.5 99.0 Min.
Free Fatty Acid, %	1.0 Max.
Ash Content, %	Shall not differ from Zinc content by more than 0.5%.
Packing	25 Kg. HDPE bags with LDPE liners
Suggested Application	In cosmetics like face powder & pharmaceuticals to improve properties of smoothness & adhesion. In paints. In plastic & rubber processing.