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Stock code : 300641

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Trioctyl trimellitate (TOTM)

Molecular formula: C33H54O6
Molecular weight: 546.78
Structural formula:
CAS No.: 3319-31-1
Physical and chemical properties: Solubility: slightly soluble in water, soluble in aether, acetone and most of organic solvents.
Crystallization point: ≥-46℃
Boiling point: 258℃/ 0.13kPa
Refractive index (20℃): 1.482~1.488
Viscosity (20℃): 252 mPa·s
Applications: TOTM is a heatproof and durable plasticizer, and concurrently, it bears the advantages of polyester plasticizer and monomer plasticizer. It has excellent intermiscibility, processability, low temperature resistance and electrical performance, mainly used for making heatproof electric wire as well as plates, sheets, sealing gasket, and so on. TOTM is also applied to vinyl chloride copolymer, nitrocellulose, ethyl cellulose and polymethyl methacrylate etc.
Package: 200 kg/galvanized drum, IBC, ISO tank.
Quality index:
Item Quality index
Appearance transparent liquid
Color (Pt-Co) ≤ 50
Acid value, mgKOH/g ≤ 0.10
Water content, wt% ≤ 0.05
Heating loss(125℃×3hrs),wt%≤ 0.1
Density (20℃), g/cm³ 0.984-0.991
Flash point,℃ ≥ 245
Volume resistivity(20℃), (Ω.cm)×1011 6.0
Ester content, wt%≥ 99.5
2-Ethyl hexanol, ppm ≤ 1000
DOP/DEPH, ppm≤ 500
Antioxidant content, ppm ≤ 3000

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