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  • Product name: N,N'-Di-2-naphthyl-p-phenylenediamine (DNPD)
  • Cas number: 93-46-9
  • Views : 88

Chemical name: N,N'-Di-2-naphthyl-p-phenylenediamine (DNPD)

Classification: Antioxidant Agent

Molecular formula: C26H20N2

CAS NO.: 93-46-9

DNPD is light flaky crystal, industrial products is light color powder. If the goods have been irradiated by the light long time, it will be change taupe slowly. soluble in hot aniline and nitrobenzene, not easily soluble in benzene, ethyl acetate, ethyl chloride in alcohol and ether, soluble in hot acetic acid. Widely used in cable, elastic rubber and other industrial rubber products and brown or dark latex products.

Specifications:

Item
Index
Appearance
light flaky crystal
Initial M.P. οC ≥
225.0
2-Naphthol %  ≤
0.30
Ash %  ≤
0.50
Loss on heat % ≤
0.50
Residue on sieve (1600 hole/cm2)%
99.5

Package: 10kg Bag.

Shelf-life: N/A

Specification date: 07-Sep-2015

Revised date:

 
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