Zinc stearate CAS NO.557-05-1

Made by Melting Method manufacturing technique with high purity, excellent transparent and heat stability. Applications This series …

Made by Melting Method manufacturing technique with high purity, excellent transparent and heat stability. Applications This series of products is made by Melting Method manufacturing technique with high purity, excellent transparent and heat stability. They are tested and proved by petrochemical industry that the product quality indicator and using effect can reach or superior to similar imported products, for which can be non-toxic heat stabilizer used in plastic raw materials, plastic color masterbatch, ABS, rubber masterbatch processing etc. Properties Chemical name Octadecanoic zinc.Molecular formula Zn(C17H35COO)2.Molecular weight M=631.Physical and Chemical Properties white fine powder, soapy, flammable, non-toxic, specific gravity of 1.095, melting point≥118°C,insoluble in water,alcohol, but soluble in hot organic solvent and acid. It converts to jelly when heating in organic solvent and decompounds into stearate and zinc when meeting strong acid. Product AppearanceMelting pointWater content%Zn content/%NEFA(based on Hst)/%Fineness/%Bulk density(g/cm3)White fine powder120±2C≤1.010.7±0.5≤0.50≥99.0% (325 mesh)0.20-0.35 Package 20Kg per plastic woven bag, with inner PE bag. StorageIn cool and draught place, no exposure to moisture, heat, fire or corrosion, not pile with acid, Bases and corrosion goods.. Shelf time12 months.