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Diafen NN CAS 93-46-9

Chemical name: Diafen NN

Molecular weight: 360.4504

Chemical formulation: C26H20N2

CAS NO. :93-46-9



Chemical name: Diafen NN

Other Name: Antioxidant DNPD; DBNPD; N,N’-Di-2-naphthyl-p-phenylenediamine

Molecular weight: 360.4504

Chemical formulation: C26H20N2

CAS NO.: 93-46-9

Shape & properties: Light grey or light yellow powder

Assay: ≥97.0%


Item Specifications Results
Appearance Light grey or light yellow powder Confirm
At the beginning of melting ≥225℃ 226℃
Ash ≤0.50% 0.13%
Water ≤0.50% 0.03%
Conclusion The results confirms with enterprise Standards

Performance characteristics:

Mainly used as rubber, latex, and plastic antioxidants.

DNP is a chain breaking antioxidant inhibitor, and metal complexing agent, has excellent heat aging resistance, ageing resistance, and natural copper, manganese, and other harmful metals. With anti UV function in SBR. No effect on latex stability, there is no disadvantage of the viscosity increase. The activation effect on thiazoles. Suitable for adding in natural rubber, synthetic rubber, and latex products.

It is mainly used as an antioxidant for rubber, latex, and plastics. The anti-aging agent DNP is not only a chain breaking inhibitor, but also a metal complexing agent, with excellent heat resistance, natural aging resistance, and resistance to harmful metals such as copper and manganese.

Used in the manufacture of tire cord, cable, elastic tape, and other industrial rubber products, latex products (such as medical supplies, rubber paste, etc).

Packing: 25 KG/Bag; Customized according to customer needs.

Store: It should be stored in a clean, dry and cool place, preventing from sunlight, rain.

Shelf life: Two years from the producing date

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