Lead II Stearate (DOSS)

Lead II Stearate (DOSS)


  • As PVC heat stabilizer.
  • possesses strong lubricating propert in extrusion.
  • When casting under pressure.
  • For transparent and semitranparent conductor insulation.
  • In the calendaring of PVC, etc.
  • Extrusion, casting under pressure, when kaladrovym PVC, etc.

Product Description

Form Release White fine powder, leadt II stearate in insoluble in water, sparingly soluble in alcohol, ether. The product is packed in Kraft bags with polyethylene liner 15 kg.
Specification TU 2432-010-10269039-2011

Chemical & Physical properties

Quality indicators Lead II stearate, PVC stabilizer
Mass fraction of lead (Pb), %, not the range of 49.0 – 52.0
Acid number, , not more than 1.0
Electrical conductivity of water extract, Cm/m, not more than 0.05
Mass fraction of iron(Fe), %, not more than 0.005
Mass fraction of residue when sieving through a sieve 005, %, not more than 0.4


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