Speciality Chemicals

Tris(2-butoxyethyl) Phosphate

  • CAS No.78-51-3
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-performance organophosphate additive serving as an effective flame retardant and plasticizer for polymers, coatings, and adhesives.

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Product Technical Details

Product Overview

Tris(2-butoxyethyl) Phosphate, commonly known as TBEP, is a high-efficiency organophosphate compound designed for advanced industrial applications. As a versatile specialty chemical, it functions primarily as a non-halogenated flame retardant and a robust plasticizer. Its unique chemical structure provides exceptional compatibility with a wide range of polymer matrices, ensuring enhanced processing performance without compromising the physical integrity of the final product. Our manufacturing process adheres to strict international quality standards, delivering a colorless transparent liquid with high purity and consistent batch-to-batch reliability.

This compound is engineered to meet the demanding requirements of modern material science. It offers low volatility and excellent hydrolytic stability, making it suitable for environments where long-term durability is critical. Whether used in rigid or flexible formulations, TBEP contributes to improved flow characteristics and surface finish, particularly in coating and adhesive systems. The product is synthesized using advanced organic synthesis techniques to minimize impurities, ensuring optimal performance in sensitive applications.

Technical Specifications

ParameterSpecification
CAS Number78-51-3
Molecular FormulaC18H39O7P
Molecular Weight398.47 g/mol
AppearanceColorless transparent liquid
Acidity≤0.1 mgKOH/g
Refractive Index (nD25)1.4320 —1.4380
Specific Gravity (20/20°C)1.012-1.023
Color (Pt-Co)≤ 50
Moisture Content≤0.1%

Industrial Applications

TBEP is extensively utilized across multiple sectors due to its dual functionality as a flame retardant and plasticizer. In the polymer industry, it is highly effective for acrylonitrile-type rubber, cellulose acetate, epoxy resin, and various polyurethane systems. It enhances fire safety by promoting char formation while maintaining the flexibility and mechanical strength of the material. Additionally, it serves as a critical processing aid in water-based adhesives and floor polishing agents, where it improves leveling properties and gloss.

Furthermore, this phosphate ester acts as a superior defoamer in coating, detergent, and textile formulations. Its ability to reduce surface tension without causing stability issues makes it a preferred choice for complex chemical blends. The product is also compatible with nitrocellulose and acrylic plastics, providing thermal stability and processing ease. Our R&D team continuously optimizes the formulation to ensure it acts as a reliable drop-in replacement for similar legacy chemicals.

  • Enhances flame retardancy in thermoplastics and thermosets
  • Improves flexibility and low-temperature performance in rubbers
  • Acts as an effective defoamer in aqueous systems
  • Provides excellent solvency for resins and polymers
  • Ensures low volatility and long-term stability

Quality Assurance and Supply

Our company specializes in the research, development, and sales of phosphate flame retardants, plasticizers, and stabilizers. With an annual supply capacity exceeding 8,000 tons, we are equipped to meet global demand for bulk quantities. Every batch undergoes rigorous testing to verify compliance with specified parameters, and a Certificate of Analysis (COA) is provided with each shipment. We offer flexible packing options, including 200KG galvanized iron drums and 1000KG IBC containers, ensuring safe and efficient logistics worldwide. Partner with us for a reliable supply chain of high-performance specialty chemicals.