1.Formula:Ca(C17H35COO)2
2.Properties:
Calcium stearate is white or light yellow powder. It is dissolved in hot alcohol and ether but not in water;can be decomposed into stearic acid and corresponding salt by strong acid. It has water absorbability in air.
3.Usage:
The product is used as PVC innoxious stabilizer,water-proof powder,paint polish and polish oil extender,etc.
4. Quality standard:
|
Items |
Standard |
|
Ca2+ % |
6.5 ± 0.6 |
|
Free acid % |
≤ 0.5 |
|
Moisture % |
≤ 3.0 |
|
Melting point °C |
≥ 140 |
|
Size（through 75μm sieve） % |
≤ 99.0 |
