Product Name: Zinc stearate; Zinc distearate; Stearic acid, zinc salt
CAS：557-05-1
Molecular formula: C36H70O4Zn
Molecular weight: 632.3
Property
White fine powder. Melting point 118-125 ℃. The relative density is 1.095. Insoluble in water, soluble in organic solvents such as hot ethanol, benzene, toluene, and turpentine. After heating and dissolving in organic solvents and cooling, it becomes a gel like substance. Decompose with strong acids. It has a fire hazard under dry conditions, with a self ignition point of 900 ℃ and a tendency to absorb moisture. This product is non-toxic and can be used for products that come into contact with food.
Quality indicators
appearance: White powder
Zinc content %: 10.5—11.5
Free acid % (calculated as stearic acid): ≤0.5
Moisture %: ≤1
Melting point ℃: 118—125
Fineness (passing through 200 mesh) %: ≥99Usage
This product is used as a non-toxic heat stabilizer and lubricant for polyvinyl chloride. Primary coloring properties are low, cold resistance is good, plastic products are used as lubricants, release agents, lubricants, softeners, and separators (anti sticking) for rubber materials in the rubber industry, textile polishing agents, paint leveling agents, cosmetic ingredients, etc.
Packaging
10kg inner plastic bag, outer woven composite bag.
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