Lead stearate
Lead stearate
(1)Formula:Pb(C17H35COO)2
(2)Properties: Lead stearate is white or yellowish powder, insoluble in water, soluble in hot ethanol and ethyl ether, can absorb water in the air, decomposed into stearic acid and corresponding lead salt in case of strong acid.
(3)APPLICATION: Lead stearate used as semi-transparent heat resistant stabilizer, paint lubricant, lubricant thickening agent in the processing of polyvinyl chloride resin, etc.
(4)Quality standards: Implementation Criteria HG2337-92
ITEMS | INDEX |
Lead Content % | 27.5±1.0 |
FREE ACID (in stearic acid) % | ≤1.0 |
Heating Loss % | ≤1.0 |
Melting Point ℃ | ≥100~110 |
Fineness (passing 75 μ m sieve) % | ≥99.0 |
(5)Packaging: lead stearate composite packaging with plastic bag inside and woven bag outside. Packing Size: 20kg / bag