Knowde Enhanced TDS
Identification & Functionality
- CAS No.
- 21645-51-2
- H.S. Code No.
- 28183030
- Chemical Formula
- [CH3(CH2)16CO2]2Ca/C36H70CaO4
- EINECS No.
- 216-472-8
- Synonyms
Stearic Acid Calcium Salt,Calcium Octadecanoate, Octadecanoic Acid,Calcium Salt, Calcium distearate; Calcium stearato (Italian); Calciumdistearat (German); Diestearato de calcio (Spanish); Distéarate de calcium (French)
- Structural Formula
Applications & Uses
- Applications
- Calcium Stearate is highly recommended as stabilizer for PVC resins, lubricant (release agent) for plastic molding powders and tablets, emulsions, cements, polymer pencils, for waterproofing NG base explosives; fabrics; cements & cement paints; mortar admixtures.
- Construction chemicals, flatting agent in paints; cosmetics. As lubricating agent in paper & paperboard coating compositions. In resin coated sands & foundry chemicals, in decaking food items like onions. As neutraliser; color stabilizer; fiber breakage reducer; and de-agglomeration agent in PP and HDPE applications.
- ABS Processing, Acid Acceptor in PE, Acid Acceptor in Polystyrene, Acid Acceptor in PP, Anticaking Agent, Asbestos, External Lubricant for PVC, Fertilizer, Fiber, Internal Lubricant for PVC, Mold Release Agent, Paints Manufacturing, Paper Manufacturing, Plastic Processing, PVC Pipes, Stabilizer, Varnish Manufacturing, Water Proffing Agent.
- Calcium Stearate is used for producing polyolefines, adhesives, PVC, paint, concrete, rubber, master batches, thermosetting resins.
Properties
- Appearance
- Fine Smooth White Powder
- Typical Properties
- Solubility
- Insoluble in water, ether, chloroform, acetone and cold alcohol
- Slightly soluble in hot alcohol, hot vegetable and mineral oils
- Quite soluble in hot pyridine
Value | Units | Test Method / Conditions | |
Moisture Content | max. 2 | % | - |
Total Ash Content | 9.5-11 | % | - |
Free Stearic Acid | max. 0.5 | % | - |
Calcium Content as CaO | 8-10 | % | - |
Bulk Density | approx. 0.2-0.4 | Gm/CC | - |
Fineness through 240 mesh | 99 | % pass | - |
Loss on Drying | max. 2 | % | - |
Free Fatty Acid | max. 0.5 | % | - |
Ash Content | 13-15 | % | - |
Molecular Weight | 607.03 | g/mol | — |
Packaging & Availability
- Packaging
Laminated HDPE Bags with separate liner inside.