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Plasticizer
Dioctyl terephthalate (DOTP)
Trioctyl trimellitate (TOTM)
Plasticizer

Trioctyl trimellitate (TOTM)

Molecular formula:

C33H54O6

Molecular weight:

546.78

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) ≤

40(Superior≤30)

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

10

Ester content, wt%≥

99.5

2-Ethyl hexanol, ppm ≤

500(Superior≤100)

DOP/DEPH, ppm≤

100(Superior≤50)

DOTP/% ≤

0.6

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