Trending Products Manufacturer Ethyl Acetoacetate - 3,3′,4,4′-Benzophenonetetracarboxylic dianhydride(BTDA) 2421-28-5 – Starsky
Trending Products Manufacturer Ethyl Acetoacetate - 3,3′,4,4′-Benzophenonetetracarboxylic dianhydride(BTDA) 2421-28-5 – Starsky Detail:
Description
Product Name: 3,3′,4,4′-Benzophenonetetracarboxylic dianhydride BTDA
CAS: 2421-28-5
MF: C17H6O7
MW: 322.23
EINECS: 219-348-1
Melting point: 218-222 °C (lit.)
Boiling point: 320°C 5mm
Density: 1,57 g/cm3
Vapor density: 1.4 (vs air)
Vapor pressure: <0.1 mm Hg ( 0 °C)
Refractive index: 1.6380 (estimate)
Fp: 324 °C
BRN: 761777
Specification
| Product name | 3,3′,4,4′-Benzophenonetetracarboxylic dianhydride BTDA |
| CAS | 2421-28-5 |
| Appearance | White powder |
| Purity | 99%Min |
| Package | 1 kg/bag or 25 kg/drum |
Application
1. BTDA is important monomer of polyimide, and used for production of polyimide material.
2. Used in the synthesis of polyimides.
3. BTDA polymer fine free-flowing powder suitable for general purposes. BTDA Microfine Micronized powder facilitates mixing in epoxy resins. BTDA ultrapure high-purity, high-assay powder for critical polyimide synthesis.
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We normally think and practice corresponding on the change of circumstance, and grow up. We aim at the achievement of a richer mind and body and also the living for Trending Products Manufacturer Ethyl Acetoacetate - 3,3′,4,4′-Benzophenonetetracarboxylic dianhydride(BTDA) 2421-28-5 – Starsky, The product will supply to all over the world, such as: Kenya, Sevilla, Netherlands, With the development of the society and economy, our company will continue the "loyalty, dedication, efficiency, innovation" spirit of enterprise, and we will always adhere to the management idea of "would rather lose gold, do not lose customers heart". We will serve the domestic and foreign businessmen with sincere dedication, and let us create bright future together with you!
By Elsa from Cannes - 2018.10.09 19:07
Goods just received, we are very satisfied, a very good supplier, hope to make persistent efforts to do better.
By Esther from Czech Republic - 2018.06.03 10:17
