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 insist about the theory of growth of 'High excellent, Performance, Sincerity and Down-to-earth working approach' to offer you with great company of processing 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: Cancun, America, Singapore, In the new century, we promote our enterprise spirit "United, diligent, high efficiency, innovation", and stick to our policy"basing on quality, be enterprising, striking for first class brand". We would take this golden opportunity to create bright future.
By Mary from Croatia - 2017.10.23 10:29
With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.
By Honorio from South Africa - 2017.05.02 11:33