1,2,4,5-Benzenetetracarboxylic anhydride
White Power
89-32-7
C10H2O6
218.12
201-898-9
380℃
Availability: | |
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DESCRIPTION
Test Description | Specification | Result |
Purity | ≥99.5% | 99.96% |
Residual Acetone | ≤1500 ppm | 974 ppm |
Melting Point | 286-287.5℃ | 286.1-287.1℃ |
Color | White | White |
Acid(PMA) | ≤0.5% | 0.11% |
Impurity Content | ≤30 ppm | 20 ppm |
Particle Size | ≤ 150-600μm(≥90%) | 95% |
Pyromellitic Dianhydride (PMDA) has been used extensively as an important monomer in the preparation of a variety of thermoplastics such as polyesters, polycarbonates, polyethers polyethers, plasticizersplasticizers, expoxy resins, etc. Moreover, it is also useful in the preparation of high performance coatings that have been widely employed in many fields in our daily life beacuase of its excellent thermal, oxidative stability and excellent mechanical properties.
Q1: May I get sample?
A1: Free sample is available, you only need to pay freight.
A2: Usually it will cost about 5 days after delivery.
A3: You can contact us about your order details by E-mail, WhatsApp, Skype, etc.
A4: We will test the goods and issue COA before delivery