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Trimellitic anhydride
  • Product standards

    GB/T 23967-2017

  • Package

    Composite plastic lined bags with a net contentof 25 kg, or composite plastic lined bags with a net content of 500/1000 kg.


Technical requirement

Test itemsTechnical indicators
Appearance

white flaky solid

Trimellitic anhydride,w/%     ≥96.5
Acidvalue (as KOH]/mg/g≥873
Molten chromaticity/Hazen Unit (Pt-Co color scale)  ≤130
Phthalic anhydride,w/% ≤0.05



Use to

Tris(2-ethylhexyl) trimellitate

It is widely used as a cladding material forelectrical components, automotive wires, semiconductors, etc., automotivecables, automotive seat cushions, artificial leather, washing machine drainagehoses, blinds, sealing materials and fillers, etc.

Preparation of polyamide imide and polyesterimide

It is mainly used as an insulating material for Class F and H motors and can be used for a long time at 230~250°C. Moreover, it can also be used to manufacture molded plastic components such as electrical components, valves, bearings, jetengine parts, etc.

Preparation of alkyd resin

It is mainly used as a primer for automobiles,electrical appliances, mechanical products, and also as a surface paint forkitchens, furniture, and industrial building materials and commonly used paints,etc.

Others

It is a cheap and practical curing agent that iswidely used in places with high decorative and anti-corrosion requirements such as household appliances, bicycles, steel doors and windows. It can be used asheat-resistant insulating laminates, synthetic dyes, heat-resistant additives,stabilizers, fiber softeners, pigments, water treatment agents, film stocks and surfactants.