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SPECIFICATION
Product Name：Pyromellitic Dianhydride (PMDA)
Descript ion:
The product is a chief material for high temperature insulant, used mainly for the producing of polyimide resin, thin film, and insulating paint. It is also a high temperature Curing Agent and plasticizer. Some kinds of Curing Agents of powder coating are made from it.
Information:
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Chemical name
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1,2,4,5-Benzene Tetracarboxylic Dianhydride
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Product Code
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PMDA
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Chemical structure
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Molecular formula
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C10H2O6
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CAS No.
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89-32-7
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EINECS No.
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201-898-9
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Molecular Weight:
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218.12
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Density
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1.68g/cm3
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Technical data:
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Appearance
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White or Light Yellow
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Melting
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282-288℃
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Neutralization Equivalent
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54.5±0.2
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Boiling Point
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397-400℃
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Content
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≥99.5 %
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Application:
Used as Making polyimide film, polyimide resin, matt hardener/curing agent of powder coating, insulating material, phenolics stabilizer, corrosion inhibitor, electro-fax toner.
Storage and Packaging
Keep in drying and ventilating place ,away from moisture, fire and rain.
Corrugated paper barrel, 25 kg/barrel, inner packing is PE bag, the export is vacuum-bag in cool, dry place of moisture-proof, far from the heat source
