Zinc Stearate 99.8% zinc Stearate For Plastics, Pvc Heat Stabilizer

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Product Overview

Description


Zinc Stearate 99.8% zinc Stearate For Plastics, Pvc Heat Stabilizer



Product Description


 


 Property


  It is white flammable fine powder,no smell and with specific gravity 1.095. It can dissolve in hot common solvent and acids, but not in water, ethanol or aether. It will become to glue when cooled after being heated in the organic solvent and be decomposed to stearate or salt when meet strong acid and can absord moisture in air.




































Index



Best quality



First quality



Zinc content ,%



10.3-11.3



10.3-11.3



Free acid (accounted as 
  stearic acid),% ≤



0.8



1.0



Melting point,°C



120±5



120±5



Heating loss,% ≤



0.8



1.0



Fineness(0.075 mesh), % ≥



99.0 (0.045mm)



99.5 (0.075mm)



 


 If Zinc stearate is too much, it will decompose PVC or show some black points. It will become to white zinc sulphide after absorbing sulfide in air to be poor at primary stainablity. It is not used independently for PVC products, but with any others.





Packaging & Shipping


 4




0.4007 s.