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S-818 calcium stearate (water method)
S-818 calcium stearate (water method)
S-818 calcium stearate (water method)

S-818 calcium stearate (water method)

Technical indicators:

▪Calcium content%
▪Free acid (as stearic acid)%
▪Heating loss (moisture)%
▪Melting point℃
▪Fineness (0.075mm sieve)%
6.5±0.7
≤1.0
≤3.0
150±5
≥99.0

Overview

This product adopts the water washing method (water method), the production process is energy-saving and pollution-free, the product has high purity, low free acid value and good lubricity.

  • Molecular formula: Ca (C17H35COO)2

  • Molecular weight: 606

  • Product quality: adopt the chemical industry standard HG/T2424-93.

Physicochemical properties

  • White fine powder is non-toxic, non-toxic, slightly soluble in hot ethanol, decomposed into stearic acid and corresponding calcium salt in case of strong acid, and easily absorbs moisture in the air.

Scope of application

  • 1. It is widely used as heat stabilizer in rigid PVC products. It can improve the gelation speed in combination with basic lead salt and lead soap.

  • 2. As a halogen absorber in polypropylene, it can eliminate the adverse effects of the catalyst remaining in the resin on the color and stability of the resin.

  • 3. Also used as a lubricant for polyolefin fibers and moldings.

  • 4. In rubber processing, it is used as mold release agent, plasticizer, thickening agent for grease, waterproofing agent for textiles, and flattening agent in paint industry.

  • 5. This product can also be used in food additives, feed additives, cosmetics, etc.

Package

  • 1. This product is packed in woven bags with inner plastic and outer, each bag is 20kg or 15kg.

  • 2. This product should be stored and transported in a cool and ventilated place, and should not be stacked with acid, alkali and corrosive materials to prevent moisture, heat, fire and corrosion.

Product application scheme





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