3,3',4,4'-Benzophenone Tetracarboxylic Dianhydride(BTDA) 2421-28-5 C17H6O7

Packing: 1KG/5KG/10KG Plastic bottles

Storage:Clean, dry, ventilated environment; containers closed;

Transportation: Non-dangerous goods, avoid violent oscillation, can not be inverted

Product Description:

3,3',4,4'-Benzophenonetetracarboxylic dianhydride(BTDA) is an important material for synthesizing polyimide. Polyimide materials prepared by BTDA have excellent processability, excellent thermal stability, outstanding insulation and mechanical properties.

Basic information
Product Name	3,3',4,4'-Benzophenonetetracarboxylic dianhydride
Synonyms	4,4′-Carbonyldiphthalic anhydride；Benzophenone Tetracarboxylic Dianhydride;BTDA;2421-28-5;BTDA Anhydride;BTDA Dianhydride
CAS	2421-28-5
Molecular Formula	C17H6O7
Molecular Weight	322.23
EINECS	219-348-1

Chemical Properties
Melting point	218-222 °C (lit.)
Boiling point	320°C 5mm
Density	1,57 g/cm3
Storage temp	Inert atmosphere,Room Temperature
Solubility	DMF: 0.1 g/mL, clear
Form	Needles or Crystalline Powder
Color	Off-white to brown
Water Solubility	REACTS

Safety Information
Hazard Codes	Xi
Risk Statements	36/37
Safety Statements	25
WGK Germany	1

Application

BTDA Anhydride(2421-28-5) is an important monomer for synthesis of polyimides such as Matrimid5218 and P84. BTDA Dianhydride is widely used in new material fields such as gas separation membrane, polyimide foam, high-temperature fiber, aircraft structural parts, flexible circuit board, curing agent, etc.

Tags: Benzophenone Tetracarboxylic Dianhydride;BTDA;2421-28-5;BTDA Anhydride;BTDA Dianhydride

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