1.Product Name:Calcium stearate
Molecular Formula:Ca(C17H35Coo)2
2.Features: White powder, insoluble in water, soluble in hot ethanol and ether, can absorb moisture in the air, the case of decomposition of stearic acid and corresponding calcium salt
3.The main technical indicators (reference standard HG / T2424-93)
Index Standard |
|||
Excellence in goods |
First grade |
Qualified |
|
Calcium content% |
6.5±0.5 |
6.5±0.6 |
6.5±0.7 |
Free acid (As stearic acid) ≤% |
0.50 |
0.50 |
0.50 |
Heating loss ≤% |
2.0 |
3.0 |
3.0 |
Melting point ℃ |
149-155 |
≥140 |
≥125 |
Fineness (75mm mesh) |
99.50 |
99.00 |
99.00 |
Bulk density g / ≤ cm³
|
0.20 |
0.20 |
0.20 |
Whiteness or appearance |
White powder |
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Impurities (a / 2g) ≤ |
10 |
12 |
4.Usage: The product is chlorinated polyethylene rubber, polyvinyl chloride resin processing non-toxic stabilizer and softening lubricants; water, rain water repellent materials; paint plain agent; lubricants thickening agent; pencil lubricant.