Name | Dibasic Lead Stearate |
Synonyms | Dibasic Lead Stearate dioxobis(stearato)dilead octadecanoate, lead salt lead stearate, dibasic salt di basic lead octadecanoate di basic lead stearate, DBLS bis(octadecanoato)dioxodi-Lead Lead, bis(octadecanoato)dioxodi- 1,2-Bis(octadecanoyloxy)-1,2-dioxodiplumbane |
CAS | 56189-09-4 |
EINECS | 260-043-8 |
InChI | InChI=1/C18H36O2.Pb/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2-17H2,1H3,(H,19,20);/p-1 |
Molecular Formula | C36H70O6Pb2 |
Molar Mass | 1013.35 |
Melting Point | >280℃ |
Boling Point | 359.4°C at 760 mmHg |
Flash Point | 162.4°C |
Water Solubility | 溶于乙醚,不溶于水。 |
Vapor Presure | 8.58E-06mmHg at 25°C |
Appearance | White powder |
Storage Condition | -20°C |
Physical and Chemical Properties | White powder. Relative density 2.15, melting point> 280 ℃(280-300 ℃ decomposition), refractive index 1.60. Soluble in ether, insoluble in water. |
Use | The product is a polyvinyl chloride stabilizer. Lead stabilizer is the earliest use of polyvinyl chloride stabilizer, is still widely used, China's use of about 60% of the total amount of stabilizer (not including lead soap). Dibasic lead stearate has excellent thermal stability, electrical insulation and water resistance. Commonly used in the extrusion of articles, such as tubes, corrugated plates, electrical wires, but also for injection products. |
UN IDs | 3282 |
Hazard Class | 6.1(b) |
Packing Group | III |