CAS NO.56-81-5
Standard: CP 2010
Structural formula：C3H8O3
Performance and application
Properties：white fine powder, non-toxic, slightly soluble in hot ethanol，It can be decomposed into stearic acid and corresponding salts in hot strong acid.and absorbs moisture easily in the air
Usage
- This product can be used in plastics, machinery, rubber, paint, ink, food additives, feed additives, cosmetics and other industries.
- As a heat stabilizer in hard polyvinyl chloride products, it can be combined with salt-based lead salts and lead soaps to increase the gelation rate.
- As halogen absorbent in polypropylene and polyethylene, the residual catalyst in the resin can eliminate the bad effect on the color and stability of the resin.
- Use as a lubricant in polyolefin fibers and molding products.
- In the rubber processing as a release agent, plasticizer, grease thickener, water repellent for textiles, paint industry as a smoothing agent.
Environmental toxicity
The product is biodegradable and non-toxic
Specifications
Calcium Stearate
| Grade | Class | Content,% | Free fatty acid % (as Stearic Acid) | Loss on heat,% | Melting Point ⁰C | Fineness on test sieve % (0.075mm test sieve) | Packing |
| Calcium Stearate | Top grade | 6.0-7.0 | ≤0.5 | ≤3.0 | 149-155 | ≥99.5 | 20kg plastic film lined bag and plastic woven bag |
| First grade | 5.9-7.1 | ≤3.0 | ≥140 | ≥99.0 |
Packaging and storage
1．Packing: plastic lined film bag, with plastic woven bag as external package. Net wt. 20kg.
2．Storage and transportation: this product is stored and transported as non-dangerous goods. Keep it in a cool and ventilated place. Do not stack it with acid, alkali and corrosive articles. Make sure it is moisture-proof, heat-proof, fire-proof and corrosion-proof.
3．Shelf life: one year.