Description

Dioxobis(Stearato)Trilead CAS NO 12578-12-0 is a specialized organolead compound primarily used as a heat stabilizer and lubricant in polymer formulations. This product is critical for enhancing the thermal processing stability and mechanical properties of various synthetic materials. It is an essential additive for manufacturers in the plastics, cable sheathing, and specialty coating industries seeking to improve product durability and performance under high-temperature conditions.

Application

• PVC Stabilizer: Acts as a highly effective heat stabilizer in polyvinyl chloride (PVC) and other halogenated polymers to prevent thermal degradation during processing.
• Lubricant for Polymers: Serves as an internal and external lubricant in plastic compounding, improving flow properties and mold release.
• Wire and Cable Insulation: Imparts excellent electrical insulation properties and long-term thermal stability to cable jacketing and insulation materials.
• Specialty Coatings: Used in the formulation of high-temperature resistant paints, varnishes, and protective coatings.
• Rubber Processing: Functions as a processing aid and stabilizer in certain synthetic rubber compounds.
• Adhesives and Sealants: Enhances the thermal stability and weatherability of industrial adhesive and sealant formulations.

Basic Information

Product Name	Dioxobis(Stearato)Trilead
CAS No.	12578-12-0
Molecular Formula	C₃₆H₇₀O₅Pb₃
Molecular Weight	1220.1 g/mol
Synonyms	Lead Stearate, Dibasic; Trilead Bis(stearate) Oxide; Lead Oxide Stearate; Dibasic Lead Stearate; Trilead Dioxydistearate; Plumbous Stearate, Basic; Stabilizer TS-101 (Trade); TS-101
EINECS	235-702-8

Quality Control

Our Dioxobis(Stearato)Trilead is manufactured under strict quality control protocols to ensure batch-to-batch consistency and performance reliability. The product is tested against stringent in-house specifications for purity, lead content, moisture, and acid value. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as strong acids and oxidizing agents. Due to its composition, ensure proper local environmental and safety regulations for handling lead compounds are followed.

Specification

Item	Specification
Appearance	White to yellowish powder or flakes
Identification (IR)	Conforms
Assay (as PbO)	≥ 82.0 %
Lead Content	Contact for details
Moisture (Loss on Drying)	≤ 1.0 %
Acid Value	≤ 5.0 mg KOH/g
Melting Range	100 - 110 °C
Fineness (Passing 200 mesh)	≥ 99.0 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.