It is an efficient antioxidant for tire industry and can also be widely used in a variety of rubber products. Good long-term performance, especially with antioxidant 4020 or 4010NA1:1, is the best anti-ozone system to improve the service life of tires. Because of its small alkaline, vulcanization and burning basically no effect, especially because of its metal toxicity is the strongest on phenylenediamine antioxidant, play the longest protective effect, especially suitable for harsh conditions of heavy truck tires, off-road tires and a variety of radial tires and oblique tire application.