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Barium stearate
Product
name |
Barium stearate |
Molecular
formula |
(C17H35COO)2Ba |
Property |
| White formless powder, melting point >225℃, toxic, soluble in benzene, toluene and other non-polar solvents, insoluble in water or ethanol. |
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Quality
index
|
HG2338-92
Item |
Top quality |
First quality |
Qualified product |
Barium content % |
20.0±0.4 |
20.0±0.7 |
20.0±1.5 |
Free acid（based on stearic acid）≤ % |
0.5 |
0.8 |
1.0 |
Heating loss ≤ % |
0.5 |
0.5 |
1.0 |
Melting point ≥°C |
210 |
205 |
200 |
Fineness（pass 0.075mm sieve）≥ % |
99.5 |
99.5 |
99.0 |
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Use |
| Used as light and heat stabilizer for PVC, mainly used in light, transparent film, film board, leatheroid and hard pipe and hard board. Used as high temperature auxiliary in rubber industry.It can soften natural rubber and synthetic rubber without any impact on sulfur. |
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