Description

Butanoicacidantimony(3+)Salt is an organometallic compound of antimony, specifically the trivalent antimony salt of butanoic acid. This compound is valued for its role as a catalyst and stabilizer in high-performance polymer synthesis, particularly for polyethylene terephthalate (PET). It serves as a critical processing aid for manufacturers in the plastics, textiles, and specialty chemical industries seeking to enhance polymer properties and production efficiency.

Application

• Polymerization Catalyst: Primarily used as a polycondensation catalyst in the production of polyethylene terephthalate (PET) resin for bottles, films, and fibers.
• Flame Retardant Synergist: Acts as a synergist in halogen-based flame retardant formulations for various polymers and textiles.
• Polyester Fiber Production: A key catalyst in the manufacture of high-tenacity polyester fibers for industrial and textile applications.
• PET Bottle Grade Resin: Essential for achieving the desired molecular weight and clarity in food-grade and beverage bottle PET.
• Thermoplastic Stabilizer: Functions as a stabilizer and catalyst in other condensation polymer systems.
• Chemical Intermediate: Serves as a precursor or intermediate in the synthesis of other antimony-based compounds.

Basic Information

Product Name	Butanoicacidantimony(3+)Salt
CAS No.	53856-17-0
Molecular Formula	C12H27O6Sb
Molecular Weight	427.10 g/mol
Synonyms	Antimony(III) butyrate; Antimony tris(butanoate); Tris(butanoyloxy)antimony; Butanoic acid, antimony(3+) salt; Antimony butyrate; Antimony tri-n-butyrate; Antimony tributanoate; Catalyst for PET
EINECS	Contact for details

Quality Control

Our Butanoicacidantimony(3+)Salt is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for catalytic activity and purity, critical for consistent polymer performance. A Certificate of Analysis (COA) detailing assay, antimony content, and impurity profiles is provided with every shipment.

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). This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Sb content)	≥ 28.0 %
Purity (HPLC)	≥ 98.0 %
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Chloride (Cl)	≤ 100 ppm
Sulfate (SO4)	≤ 100 ppm

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