CHLUMIFLEX® TOTM / Trioctyl trimellitate CAS 3319-31-1

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Product Name:  Trioctyl trimellitate

Synonym: TOTM; Tris(2-ethylhexyl)trimellitate; 1,2,4-benzenetricarboxylic acid tris(2-ethylhexyl) ester

CAS No.: 3319-31-1

Molecular Formula:C33H54O6

Molecular weight:546.78

Molecular Structure:

Trioctyl trimellitate Application scenarios

1. Wires and Cables
105°C-rated heat-resistant insulation material for wires and cables (core application)
Excellent high-temperature stability, low volatility, superior electrical insulation (high volume resistivity)

2. Automotive Industry
Automotive interior components (e.g., instrument panels), in-vehicle cable insulation
High-temperature resistance, durable, suitable for automotive environments

3. Seals and Sheets
Heat-resistant gaskets, sheets, and films Oil and water extraction resistance, dimensional stability, low migration

4. Other Plastic Products
Suitable for polyvinyl chloride (PVC), vinyl copolymers, nitrocellulose, polymethyl methacrylate (PMMA), etc. Excellent compatibility with various resins, enhances material flexibility and durability

💡 Comparison with Other Plasticizers
In practical applications, TOTM typically serves as a high-performance alternative, exhibiting distinct characteristics from common plasticizers:

Compared to phthalates (e.g., DOP): TOTM features lower volatility, superior high-temperature resistance, and enhanced migration resistance, resulting in extended service life—particularly suited for high-temperature environments.

Compared to polymeric plasticizers: TOTM maintains good heat resistance while offering superior processability, low-temperature flexibility, and resin compatibility.

Description

Plasticizer TOTM / Trioctyl trimellitate CAS 3319-31-1

 

Ester content ≥99.5
Color(pt-co rimetric) ≤50
Destiny,(20℃),g/cm3 0.984-0.991
Acidity ≤0.10
Heat Loss (125℃ X 3 hrs) ≤ 0.1
Refractive Index (nD 20℃) 1.485±0.003
Flash Point ≥245
Moisture content % ≤0.05
Volume Resistivity(Ω·cm)×1011  

≥6.0

 

Plasticizer TOTM / Trioctyl trimellitate Packing

25L or 200L /drum.  200KG/Drum

 

Plasticizer TOTM / Trioctyl trimellitate Function:

 

This is a heat-resistant and durable primary plasticizer for a variety of plastics such as polyvinyl chloride, vinyl chloride copolymers, nitrocellulose, ethyl cellulose, polymethyl methacrylate, etc. This product combines the advantages of polyester plasticizer and monomer plasticizer

 

Plasticizer TOTM / Trioctyl trimellitate Application:

 

Mainly used for 105°C grade heat-resistant wire and cable materials and other products such as plates, sheets, gaskets, etc. that require heat resistance and durability.

 

Plasticizer TOTM / Trioctyl trimellitate Storage:

Being kept in dry, clean warehouse with well ventilation.

Avoid exposing to light and heating.

Protecting the product from leakage, rain and insolation during transportation.

 

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1 review for CHLUMIFLEX® TOTM / Trioctyl trimellitate CAS 3319-31-1

  1. William Thompson

    Superb service, rapid responses, smooth logistics, enjoyable shopping!

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