Antioxidant DNP (CAS 93-46-9)
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Product Description
Antioxidant DNP (CAS 93-46-9)
Specification of Product
Product Name : Antioxidant DNP
Chemical Name: N,N'-Di-beta-naphthyl-p-phenylenediamine
Molecular weight: 360.46
Molecular Formula: C26H20N2
Cas No.: 93-46-9
Antioxidant DNP Physical Data
Appearance: Light grey or light yellow powder
At the beginning of melting: 225℃ Min
Ash, %: 0.30 Max
Heating reduction, %: 0.50% Max
Sieve residue (150um), %: 0.50% Max
Antioxidant DNP Properties
Antioxidant DNP is a light gray powder that gradually turns dark gray with exposure to light. It is insoluble in water and gasoline, slightly soluble in acetone and chlorobenzene, freely soluble in hot aniline and nitrobenzene, and soluble in hot acetic acid. Its specific gravity is 1.25.
Packaging, transportation, and storage
Package：20, 25kg/Bag or Drum
This product should be stored in a dry, light-proof indoor warehouse to prevent moisture.
During the storage, transportation and loading and unloading of this product, avoid rain; avoid direct sunlight; ensure that it is dry and the packaging bag is not damaged or contaminated by other items; do not mix or store with toxic or harmful items; do not store at high temperatures.
The storage period of this product is within 12 months from the date of production. It is recommended that users do not add excessive amounts or use it in violation of regulations.
Antioxidant DNP (CAS: 93-46-9) Applications
Antioxidant DNP (CAS: 93-46-9) is primarily used as an antioxidant for rubber, latex, and plastics.
Antioxidant DNP (CAS: 93-46-9) acts as both a chain break inhibitor and a metal chelating agent, offering excellent resistance to heat aging, natural aging, and harmful metals such as copper and manganese.
Antioxidant DNP (CAS: 93-46-9) also provides UV protection in styrene-butadiene rubber.
Antioxidant DNP (CAS: 93-46-9) does not destabilize latex and does not increase viscosity.
Antioxidant DNP (CAS: 93-46-9) exhibits a significant activation effect on thiazole accelerators.
Antioxidant DNP (CAS: 93-46-9) is suitable for addition to natural rubber, synthetic rubber, and their latex products.
Antioxidant DNP (CAS: 93-46-9) is used in the manufacture of tire cord, cables, elastic tapes, and other industrial rubber products, as well as latex products (such as medical supplies and adhesive plasters).