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SolverPI-Monomer BTDA

SolverPI-Monomer BTDA

Product Name: 3,3',4,4'-benzophenonetetracarboxylic dianhydride Abbreviated name : BTDA Item No.: SolverPI-Monomer BTDA CAS: 2421-28-5 EINECS: 219-348-1 Molecular formula: C 17 H 6 O 7 Formula weight: 322.23 Constitutional formula: Physicochemical property: Melting point:220-225 ° C (...

 

Product Name: 3,3',4,4'-benzophenonetetracarboxylic dianhydride

Abbreviated nameBTDA

Item No.: SolverPI-Monomer BTDA

 

CAS:2421-28-5

EINECS:219-348-1

Molecular formula: C17H6O7

Formula weight:322.23

Constitutional formula:

Physicochemical property:

  Melting point:220-225 °Clit.

  Boiling point:320°C 5mm

  Density:1,57 g/cm3

  Vapor density:1.4 vs air

  Vapor pressure:<0.1 mm Hg  0 °C

  Flash point:324 °C

  Solubility:DMF: 0.1 g/mL, clear

  Water solubility:REACTS

  Sensitivity:Moisture Sensitive


The product index:


DETERMINATION

STANDARDGRADE

Excellent grade

First grade

Up to grade

Appearance

White

White or light yellow powder

Purity

≥99.5%

≥99.0%

≥98.5%

Melting point

225.5224.5℃

222.5224.5℃

220.0222.5℃

K

≤2PPm

≤5PPm

Ca

≤2PPm

≤5PPm

Al

≤2PPm

≤5PPm

Fe

≤2PPm

≤5PPm

Cu

≤2PPm

≤5PPm

Na

≤2PPm

≤5PPm

Zn

≤2PPm

≤5PPm   

The use of product: 

3,3',4,4'benzophenonetetracarboxylic dianhydride,BTDA abbreviation,This product is a polyimide monomer And 

aromatic diamine polymerization production polyimide materials.It has excellent performance with high 

temperature resistant, good low temperature resistance, corrosion resistance, radiation resistance, insulation,

 impact resistance and so on. Can be made in structure, laminated board, films, adhesives, foam, high

 temperature fiber, curing agent, coating, insulation and reinforced material and so on. It is widelyused in 

aviation/aerospace, electrical/electronics, shipbuilding, automobile, precision machinery, and other fields.

Storage: It can be placed in dry and ventilated environment for three years under the condition of complete 

packaging.

Packing:2.5kg/Bag,25kg/Drum.

 


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