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 Today is:
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Zinc stearate′
Product
name |
Zinc stearate´ |
Molecular
formula |
(C14H35COO)2Zn |
Property |
| White light powder, ignition point: 900℃ , with pleasant odor, density: 1.095,melting point 130℃。Normal Zinc stearate is white or yellowish powder,melting point: 117℃-125℃， insoluble in water, ethanol, ether, soluble in hot ethanol, terebinth etc.. |
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Quality
index
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Item |
First quality |
Second quality |
Color |
White |
Yellowish |
Zinc content % |
10.2-11.2 |
10-11.5 |
Free acid ≤ % |
0.5 |
1.0 |
Water content ≤% |
0.5 |
1.0 |
Melting point ≥ °C |
118 |
118 |
Fineness（residual sieve: 0.5%max. mesh） |
200 |
140 |
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Use |
| Used for PVC stabilizer. Mainly used in soft products. And also can used in ethylene ( ABC.SAN resin) resin and polyester plastic and lubricating.In rubber industry, it is used as lubricant and antisticking agent of sizing material etc.. |
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