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Stock code : 300641

Hot products:Vinyltoluene (VT) , Trimellitic anhydride (TMA) , Trioctyl trimellitate (TOTM) ,

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Trimellitic anhydride (TMA)

Molecular formula: C9H4O5
Structural formula:
CAS No.: 552-30-7
Physical and chemical properties: Appearance: white flake.
Solubility: soluble in hot water, acetone, N,N-dimethylformamide, cyclohexanone, cyclohexanone, soluble in absolute ethanol and reactive with it.  
Applications: TMA is mainly used to produce plasticizer such as TOTM, polyester resin for powder coating, polyamide-imide resin for insulating varnish (wire enamel), water-soluble alkyd resin coating, epoxy curing agent, lubricant, etc.
Application areas:

Powder coating
Powder coating

Enameled wire paint

Package: 25kg /paper-plastic compound bag, 500 kg or 1000 kg woven bag.
Quality index:
Item Quality index
Appearance white flake
Acid value, mgKOH/g ≥ 873.00
Anhydride content, wt% ≥ 98.00
Melting point, ℃ ≥ 164.0
Melt color, (Pt-Co) ≤ 120
PA content, ppm ≤ 300 (Superior≤100)