Appearance and properties: acetone-diphenylamine high-temperature condensation, the main effective group is 9, 9-dimethylacridine. The product is a dark brown viscous liquid with a relative density of 1.09±0.05. Soluble in acetone, benzene, chloroform, disulfide carbon, ethanol, slightly soluble in gasoline, insoluble in water.

This product is a general rubber antioxidant, has excellent heat resistance, oxygen resistance, anti-bending properties, but also has a certain ability to resist weather, ozone aging. Products wear and heat resistance is good, can be widely used in natural, butadiene, chloroprene and other synthetic rubber products, the recommended dosage of 1-3%. This product is also butadiene, butyl and other synthetic rubber stabilizer, the dosage is 2%. This product has color pollution, not suitable for white and light products.