Introduction
1,2,4-Benzenetricarboxylic anhydride （TMA）CAS 552-30-7 is mainly used for unsaturated polyester resin, polyimide resin, PVC heat-resistant plasticizer, epoxy resin curing agent, dye, capacitor impregnated oil and adhesive, etc.
Specification
Appearance White or light color flaked solids
Purity/wt% 95.0
Acid value/(mgKOH/g) 865
Molten Color(APHA) 150
Crystallizing Point/℃ 164.0
Application
1. Mainly used in unsaturated polyester resin, polyimide resin, PVC heat-resistant plasticizer, epoxy resin curing agent, dye, capacitor impregnated oil and adhesive, etc.
2. Used as stabilizer, dyestuff, surface active agent, film, and poly-acid used in water-soluble coating.
Packing
25 kg net weight in composite bags, or at customer’s request, packed in woven bags at 500/1000 kg net weight.
Storage
Store in room temperature
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