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CALCIUM STEARATE
English Name
CALCIUM STEARATE
Molecular Formula
C36H70O4Ca
CAS
1592-23-0
Physical and chemical property Fine white powder. Density of 1.08g/cm3. Melting point 1580C, insoluble
in water, slightly soluble in hot ethanol, the case of acid decomposition
of stearic acid and corresponding calcium salt. Be of water absorption
in the air, non-toxic.
Use It’s the stabilizer and lubricant for PVC ,which enjoy longer stabilizing effect and good long-term thermal stabillity .It can be used as non-toxic food packaging, medical equipment and other flexible film containers. Aslo as halogen absorber in polyethylene and polypropylene, can eliminate the adverse effect of th residual catalyst in the resin on the color and stability of the resin. This product is also widely used as lubricant of polylefin fibers and molded products, as the waterproofing agent of the waterproof rain materials ,and it’s available as lubricant and mold release agent for phendic ,amino and other thermosetting plastics & polyester reinforced plastic . And it also be used as grease thicknening agent ,textile waterproofing agent & paints the plain agent.
Technical Specification:
In line with ninisterial of HG/T2423-9
Item |
Index |
||
Superior products |
First grade |
Qualified products |
|
Calcium content% |
6.5±0.5 |
6.5±0.5 |
6.5±0.7 |
Free Acid (as Stearic Acid) |
0.5 |
||
Heat loss ≤% |
2.0 |
3.0 |
|
Melting point |
149-155 |
≥140 |
|
Perticle Seze(through 75um sieve) |
99.5 |
99.0 |
|
Packing density ≤g/cm3 |
0.2 |
—— |
|
Storage
It should be placed with a cool,dry and well ventilated shade collection,moisture-proof,anti-high rature,not keep distance with acid or alkali.
Package:
Outer woven bag within the plastic