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DNP

Antioxidant DNP 

 

N,N'-Di-beta-naphthyl-p-phenylenediamine

Molecular Formula: C26H20N2
Molecular Weight: 360.46
CAS No.: 93-46-9
 
Technical index
Appearance     Light grey white powder
Initial boiling point of dry product ≥225
Heating loss                             ≤0.50%
Ash content                              ≤0.30%
Fineness                                  1,600 pores/square centimetre
Residue on sieve                       ≤0.50%
Property                                   Light grey white powder, soluble in hot anilin, benzene, ethanol, acetone, chloroform, carbon bisulfide, ethyl acetate etc., insoluble in water.
 
Use 
This product is one of the low toxic antioxidants for rubber and plastic processing, with features of resistance to heat, aging, copper and manganese etc.
 
Packing, storage and transportation
Woven bag with plastic lining, NW: 25kg/bag. Stored in dry and cool place.
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