Pyromellitic Dianhydride PDMA CAS 89-32-7, Best price from China supplier factory
TNJ Chemical is a China factory, supplier and manufacturer of Pyromellitic Dianhydride PDMA CAS 89-32-7 with plant site in Feidong Anhui Province. We are certified by GMP, ISO and SGS organization and specialize in chemical since from 2001. To buy bulk quantity Pyromellitic Dianhydride PDMA CAS 89-32-7 at wholesale discounted price, please send your price inquiry to sales@tnjchem.com
Application & Function
Pyromellitic anhydride and its derivatives have a wide range of uses. PMDA is mainly used as epoxy resin curing agent, polyimide raw material, crosslinking of polyester resin to produce phenylene polyetherimine resin, which is a high temperature resistant engineering material that can be used continuously at 2600C for a long time.
Specification
|
Appearance |
White crystalline powder |
|
Melting point |
286℃~288℃ |
|
Free acid content |
≤0.5 wt% |
|
Assay |
≥99.5% |
