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4,4'-DIAMINODIPHENYL( DDM) 日期:2012-5-28 人氣指數:3124 MDA-100 ( 4,4'-DIAMINODIPHENYL METHANE)
Introduction
English Name: MDA-100 ( 4,4'- Diaminodiphenyl methane )
Abbreviation: MDA or DDM CAS NO:101-77-9 EINECS NO : 202-974-4
Molecular Formula: C13H14N2 Molecular weight: 198.3
Structure Formula:
Quality Specification :
Appearance : white to yellowish crystal
Initial melting point :≥87℃
Purity:≥99% (according to 4,4'-Diaminodiphenyl methane )Properties:
It is soluble in acetone, alcohol, benzene, diethyl ether and easy to change colors through oxidation while being exposed to light.Applications:
It is an important chemical industry intermediate. Besides being used in producing MDI and HMDI,
it is widely used in PI, PEI, epoxy resin hardener, performance thermoplastic, chain extender of PU elastomer etc.
The products synthesized with it have excellent properties of mechanics,
electrical-insulation, heat-resisting, radiation-resisting and abrasion-resisting.Packaging
Plastic lined kraft paper bags, 25 kg/ bag
Storage
⑴ Being kept in dry, clean warehouse with well ventilation.
⑵ Avoid exposing to light and heating for prevention of oxidation.
⑶ Protecting the product from leakage, rain and insolation during transportation.
Shelf Life
The shelf life is 6 months under recommended storage conditions.
The products stored past expiration may still be used if the analysis results so indicate