Description
4,4' -methylene bis (phenyl isocyanate) | Diphenylmethane-4,4' -diisocyanate | | diphenylmethane diisocyanate
Typical Properties
|
Density
|
1.19
|
|
boiling point
|
392 ºC
|
|
melting point
|
38-44 °C
|
|
molecular formula
|
C15H10N2O2
|
|
molecular weight
|
250.252
|
|
flash(ing) point
|
196 ºC
|
|
Exact Mass
|
250.074234
|
|
PSA
|
58.86000
|
|
LogP
|
4.93
|
|
Appearance character
|
White to yellowish sheet or crystals
|
|
vapour pressure
|
0.0±0.8 mmHg at 25°C
|
|
refractive index
|
1.588
|
storage
Store in a cool, dry, well-ventilated warehouse. Keep away from fire and heat sources. Keep container tightly closed.It should be stored separately from oxidants, acids, alcohols, etc., and should not be mixed. Equipped with the appropriate variety and quantity of fire equipment.The storage area should be provided with suitable materials to contain the spill. The storage temperature should not exceed 20 ℃, strictly waterproof and moisture-proof, and avoid direct sunlight.
200L galvanized iron bucket, 18L tinplate bucket.Store below 5 ° C. During storage, the container must be tightly sealed and protected with nitrogen.Once moisture leaks into the container, do not seal it too tightly, there should be vent holes to prevent the drum from bursting.
