Description

Lead Antimonate is an inorganic compound valued for its role as a high-performance, heat-stable pigment and functional additive. Its primary commercial significance lies in providing vibrant, durable coloration and flame-retardant properties to various industrial materials. This product is essential for manufacturers in the ceramics, plastics, and specialty glass industries seeking to enhance product performance and safety.

Application

• Ceramic Glazes and Frits: Imparts bright yellow to orange hues with excellent thermal stability during firing processes.
• Plastics and Polymers: Serves as a colorant and flame retardant synergist in PVC, polyolefins, and engineering plastics.
• Specialty Glass and Enamels: Used in colored glass production and vitreous enamels for metals, providing opacity and color.
• Pigments for Coatings: Employed in heat-resistant industrial paints and coatings where long-term color fastness is required.
• Electronic Ceramics: Functions as a dopant or component in certain dielectric and piezoelectric ceramic formulations.
• Pyrotechnic Compositions: Acts as an oxidizer and colorant in specific pyrotechnic formulas.

Basic Information

Product Name	Lead Antimonate
CAS No.	39455-65-7
Molecular Formula	Pb3(SbO4)2 or variants (e.g., Pb2Sb2O7)
Molecular Weight	Contact for details
Synonyms	Antimonic acid (H3SbO4), lead(2+) salt; Lead antimony oxide; Lead pyroantimonate; Naples Yellow; Antimony Yellow; Lead(II) antimonate; CI 77600; CI Pigment Yellow 41
EINECS	254-473-8

Quality Control

Our Lead Antimonate is manufactured under strict process controls to ensure batch-to-batch consistency and meets high-purity standards for industrial applications. Quality is verified through comprehensive analytical testing, including assays for lead and antimony content, impurity profiling, and critical physical property measurements. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Keep container tightly sealed when not in use to minimize exposure to moisture and atmospheric carbon dioxide.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (XRD)	Conforms to structure
Assay (as Pb3(SbO4)2)	≥ 98.0 %
Lead (Pb) Content	Contact for details
Antimony (Sb) Content	Contact for details
Particle Size (D50)	< 10 µm (or as specified)
Loss on Drying	≤ 0.5 %
Water Soluble Matter	≤ 0.1 %

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