Pyromellitic dianhydride(PMDA), pure products are white or slightly yellow crystals. Exposed to moist air will quickly absorb moisture from the air and hydrolyzed into Pyromellitic Acid. Dissolved in dimethyl sulfoxide, dimethylformamide, acetone and other organic solvents, insoluble in ether, chloroform and benzene. Mainly used as raw material for polyimide, and crosslinking agent for the manufacture of epoxy curing agent and the polyester tesin extinction.
Not being touched with bodies for a long time, used in airiness place.
Package & Transportation
Packed with aluminum foil bag or 135kg aluminum foil paper drum or on customer demand.