PVC stabilizer Dibasic Lead Stearate
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- Category :
Catalyst and Auxiliary/Catalyst
- CAS NO : 56189-09-4
- EC NO : 260-043-8
- Molecular Formula : C18H35O2Pb
- Main Specifications : White powder.Density is 2.15, melting point> 280 °C the refractive index is 1.60,
- Synonyms : di basic lead stearate, DBLS;di basic lead octadecanoate;octadecanoate, lead salt;
Package: 20kg/woven bag
Uses : Dibasic lead stearate is agood stability of PVC and lubricants, heat-resistant and strong, and has excellent lubricating function, widely used in rigid plates, pipe production, and the second salt, salt with the use of three to achieve a good synergy.
Molecular Structure:

Product description:
English Name: Dibasic Lead Stearate
Structural Formula: 2PbO·Pb(C17H35Coo)2
Molecular weight :1220.55Product description: white powder or light yellow powder ,can be easy caking above 100℃ high temperature. Aslo be decomposed when the temperature reachs to 280-300℃.Soluble in ether, insoluble in water. No flammable and corrosive ,no- toxic.Use: This product is used as PVC heat stabilizers, and mainly used in extrusion materials, plastic tubes, corrugated pipes, wires materials etc.Quality standard
Index Standard
Lead content % 51.5±1.5
Free acid(as stearic acid)% ≤1.0
Heat loss% ≤1.0
Melting point 0C ≥250
Perticle seze(750um)% ≥99.5
Storage: Be Stored in a cool dry place, moistureproof, sun protection, fire protection, keep distance with the acid or alkali corrosive substances.
Package:Outer woven bags within the plastic