中文
EnglishCalcium stearate
Calcium stearate
(1).Formula:Ca(C17H35COO)2
(2). Properties: calcium stearate is a white or yellowish powder, insoluble in water, soluble in hot ethanol and ether. It can absorb water in the air and decompose into stearic acid and corresponding calcium salt in case of strong acid.
(3). USES: Calcium stearate is used as a non toxic stabilizer in the processing of polyvinyl chloride resins, as a waterproof agent for waterproof and rainproof materials, as a lubricant for paints, as a thickener for lubricating oils and as a lubricant for Pencil leads.
(4). Quality Standard: Implementation Standard HG / T2424-93
ITEMS | INDEX |
Calcium Content ％ | 6.5±0.6 |
FREE ACID (in stearic acid) ％ | ≤0.5 |
Heating Loss ％ | ≤3.0 |
Melting Point ℃ | ≥140 |
Fineness (passing 75 μ m sieve) ％ | ≥99.0 |
(5). Packing: The Calcium stearate is a compound packing with plastic bag inside and woven bag outside. Packing Size: 20kg / bag or 10kg / bag.
(6). Storage and transportation: keep away from fire and keep away from moisture. Storage and transportation of non-dangerous goods.
Note: Heavy Calcium stearate and light Calcium stearate have the following characteristics:
1. It mixes easily and does not float on the surface of the mixture.
2. Low static electricity, good mobility.
