Tris(1-Chloro-2-Propyl) Phosphate (TCPP) CAS 13674-84-5

Tris(1-Chloro-2-Propyl) Phosphate (TCPP) CAS 13674-84-5, is an organophosphorus compound widely used as a flame retardant. Its chemical formula, C₉H₁₈Cl₃O₄P, reflects its structure as a phosphate ester with three chlorinated propyl groups. TCPP appears as a colorless to pale yellow liquid, characterized by low volatility and high thermal stability, making it ideal for various industrial applications.

Key Properties of TCPP

  • Chemical Formula: C₉H₁₈Cl₃O₄P

  • CAS Number: 13674-84-5

  • Molecular Weight: 327.57 g/mol

  • Appearance: Colorless to pale yellow liquid

  • Solubility: Slightly soluble in water, soluble in organic solvents like ethanol and acetone

  • Viscosity: Moderate, suitable for incorporation into foams and coatings

  • Stability: Chemically stable under normal conditions

These properties make TCPP a preferred choice for enhancing fire resistance in materials.

Applications of Tris(1-Chloro-2-Propyl) Phosphate (TCPP) CAS 13674-84-5

1. Flame Retardant in Polyurethane Foams

TCPP is extensively used in:

  • Rigid polyurethane foams: Enhances fire resistance in insulation materials for construction and refrigeration.

  • Flexible polyurethane foams: Used in furniture, mattresses, and automotive seating to meet fire safety standards.

2. Construction Industry

TCPP is incorporated into:

  • Insulation materials: Improves fire safety in building insulation, including spray foams and panels.

  • Sealants and adhesives: Provides flame-retardant properties to construction sealants.

3. Textiles and Coatings

  • Textile treatments: Applied to fabrics to reduce flammability in upholstery and curtains.

  • Coatings: Used in paints and varnishes to enhance fire resistance.

4. Other Applications

  • Plastics: Added to certain plastics to improve fire safety.

  • Electronics: Used in electronic components to meet stringent fire safety regulations.

Frequently Asked Questions (FAQs)

1. What is the main function of TCPP?

TCPP acts primarily as a halogenated flame retardant for polyurethane foams and plastics, improving fire resistance and reducing flammability.

2. Is TCPP compatible with polyols?

Yes. TCPP has excellent compatibility with polyether polyols used in rigid PU foam systems.

3. What industries commonly use TCPP?

Main industries include:

  • Polyurethane foam

  • Construction insulation

  • Coatings

  • Plastics and resins

  • Adhesives

4. What packaging options are available?

Standard packaging includes 250kg steel drums and 1000kg IBC totes. Customized bulk packaging can be provided.

5. Do you supply high-purity or low-acid-value grades?

Yes. High-purity and low-acid-value grades are available for customers requiring higher stability and cleaner processing.

6. Can you provide COA, MSDS, and TDS?

Yes. All documentation is available on request.

7. Do you support OEM or long-term contract supply?

Yes. We can provide steady supply, OEM packaging, and annual contract pricing.