tris(2-butoxyethyl) phosphate cas 78-51-3

Chemical Name: Tris(2-butoxyethyl) phosphate
CAS No.: 78-51-3
Molecular Formula: C18H39O7P
Molecular Weight: 398.47
Appearance:Colorless to light yellow transparent liquid

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Comprehensive Guide to Tris(2-butoxyethyl) Phosphate (CAS 78-51-3)

Product Overview & Key Parameters

Parameter Tris(2-butoxyethyl) Phosphate TPP DOP
CAS Number 78-51-3 115-86-6 117-81-7
Molecular Formula C18H39O7P C18H15O4P C24H38O4
Flash Point (°C) 225 220 210
Viscosity (cP at 25°C) 35-45 12-15 80-100

Detailed Applications

Primary Industrial Uses

  • Flame retardant in polymer systems (2-5% additive concentration)
  • Plasticizer for PVC (10-30% loading capacity)
  • Hydraulic fluid additive (0.5-2% formulation)
  • Lubricant component in metalworking fluids

Usage Guidelines

Optimal Processing Conditions

Application Temperature Range Mixing Protocol
PVC Compounding 160-180°C Add during melt phase
Fire-resistant Coatings Ambient-80°C Premix with solvents

Industry Case Studies

Automotive Wire Harness Production

German automotive supplier achieved UL94 V-0 rating using 3.2% TBEP in PVC insulation, maintaining flexibility at -40°C.

Industrial Hydraulic Systems

Chinese manufacturer extended equipment lifespan by 40% through 1.5% TBEP additive in phosphate ester fluids.

Client Implementation Examples

Polymer Solutions Inc. (USA)

  • Application: Flame-retardant polyurethane foam
  • Result: Passed FMVSS 302 with 4% TBEP loading
  • Volume: 12 metric tons/year

EuroCables Ltd. (Italy)

  • Application: Low-smoke PVC cables
  • Result: Reduced smoke density by 65% vs traditional plasticizers
  • Implementation: Full production since Q3 2024

Contact for Technical Consultation

Request product specifications or application guidance:

Our technical team provides:

  • Material compatibility analysis
  • Regulatory compliance support
  • Custom formulation services
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