Description

Bismuth(3+) Stearate is a metallic soap compound derived from bismuth and stearic acid, functioning as a versatile and effective additive. This compound is valued for its role as a heat stabilizer and lubricant, particularly in polymer processing where it enhances performance and longevity. It is primarily sought by manufacturers in the plastics, cosmetics, and specialty chemical industries for applications requiring thermal stability and smooth surface finishes.

Application

• Polymer Additive: Acts as a heat stabilizer and lubricant in the processing of polyvinyl chloride (PVC) and other thermoplastics.
• Cosmetics Industry: Used as a pearlescent agent and opacifier in products like nail polishes, lipsticks, and other color cosmetics.
• Lubricant & Release Agent: Functions as a mold release agent and internal/external lubricant in plastic extrusion and injection molding.
• Catalyst & Reagent: Serves as a catalyst precursor or reagent in specific organic synthesis reactions.
• Paint & Coating Additive: Imparts specific rheological properties and acts as a flatting or anti-settling agent in certain coating formulations.
• Pharmaceutical Excipient: Used in limited applications as a tablet lubricant or in topical formulations.

Basic Information

Item	Detail
Product Name	Bismuth(3+) Stearate
CAS No.	13283-68-6
Molecular Formula	C54H105BiO6
Molecular Weight	1052.33 g/mol
Synonyms	Bismuth Tristearate; Bismuth(III) Stearate; Bismuth Trioctadecanoate; Stearic Acid, Bismuth(3+) Salt; Bismuth Octadecanoate; Bismuth(3+) Octadecanoate; Bismuth Stearate (Technical Grade)
EINECS	Contact for details

Quality Control

Our Bismuth(3+) Stearate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets defined specifications for purity, metal content, and physical properties. A comprehensive Certificate of Analysis (COA) is provided with every shipment, detailing the results of these quality checks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	White to pale yellow powder
Identification (IR)	Conforms
Assay (Bi Content)	Min. 18.0 %
Loss on Drying	Max. 2.0 %
Acid Value	Contact for details
Melting Point	Approx. 105-115 °C
Heavy Metals (as Pb)	Max. 20 ppm

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