Rubber Antioxidant 4020

Chemical NameN(1,3-dimethyl-butyl)-N'-phenyl-P-phenylenediamine


Molecular FormulaC18H24N2


CAS No. 793-24-8

SpecificationsGB/T 21841-2008




Black brown lumpish or granular solid

Assay (%)Min


Initial Melting Point(℃)Min


Freezing Point(℃)Min.


Heat Loss (%)Max.

Ash (%)Max.

  1. 3

Properties Density:0.98g/cm3,soluble in gasoline, benzene, acetone and etc. Insoluble in water.

Applications It is an antioxidant used for rubber products with high efficiency, low poison and low solvent-extraction amount. Also used as stablizer in synthetic rubber. It’s main used in tire, rubber shoes, belt, hoses automotive mounts so on. 6PPD is regulated for use in articles in contact with food as specified under FDA 21 CFR 177.2600 and under BGVV XXI, Categories 3-4.

Storage Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

Packing25kg netpaper bags lined with polyethylene film bags.

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