Zinc stearate Properties, Molecular Formula, Applications - WorldOfChemicals

Zinc stearate Properties

Zinc stearate



Zinc stearate is a zinc soap that repels water. It is insoluble in polar solvents such as alcohol and ether but soluble in aromatic hydrocarbons when heated. It is the most powerful mold release agent among all metal soaps. It contains no electrolyte and has a hydrophobic effect. Its main application areas are the plastics and rubber industry where it is used as a releasing agent and lubricant which can be easily incorporated.

Chemical Properties

Appearance White powder
CAS Number 557-05-1
Density 1.095 g/cm3
EINECS Number 209-151-9
Melting Point 120-130 °C
Molar Mass 632.35 g mol−1
Molecular Formula C36H70O4Zn
NFPA 704 H-1,F-2,R-0,C-NA
Solubility Insoluble