PMDA

• Category :

  Intermediates

• Synonyms :

  Pyromellitic dianhydride;1,2,4,5-Benzenetetracarboxylic dianhydride;benzene-1,2:4,5-tetracarboxylic dianhydride;PMDA;1H,3H-benzo[1,2-c:4,5-c']difuran-1,3,5,7-tetrone;Pyromellitic Dianhydride;

• CAS NO :

  89-32-7

• EC NO :

  201-898-9

• Molecular Formula :

  C₁₀H₂O₆

• Molecular Weight :

  218.1193

• Main Specifications :

  Pyromellitic dianhydride, pure product is white or slight yellow color crystals. Exposed to moist air, it will quickly absorb the moisture in the air and hydrolyzed to pyromellitic acid; soluble in dimethyl sulfoxide, dimethylformamide, acetone, etcand ot

• Packing :

  1, aluminum foil packaging, outter carton, 20Kg / box; or fiber drum, aluminum foil packaging with nitrogen, 25Kg / drum or 120Kg / drum, or following your demands. 2, stored in a dry place, load gently, avoid damaging packaging.

• Uses :

  Pyromellitic dianhydride (PMDA) is the raw material of production of polyimide film (PI film) polyimide resin, high temperature electrical insulation varnish, Coating in high temperature, also for the production of epoxy curing agents and crosslinking age

• Molecular Structure :