Wuhan Shengmao Corporation

Main Products :

Chlorendic Acid, Chlorendic Anhydride, Diphenul Sulfone, 4,4’-Dihydroxybenzophenone, 4,4'-dihydroxydiphenyl Sulfone, PEEKK

	Fire Retardant Series
	Special plasticizers and Phenylsulfonyl Series
	Super Engineering Plastic Monomer
	Super Engineering Plastic Resin
	UV Absorber and Light Stabilizer
	Fine chemical products and Intermediate
	Pharmaceutical Raw Material

PRODUCTS >Super Engineering Plastic Monomer

4,4'-Diamino Diphenyl Sulfone

Specifications:

Assay item	Index
Appearance	White crystalline or powder
Assay	99.5% min.
Melting Point	175.0°C-181.0°C
Loss on drying	0.3% max.(company specification)/1.5% max.(BP93 specification)