Amine antioxidants have a tendency to contaminate the rubber, and are often expressed as staining antioxidants, therefore, the use of them is avoided for the products where discoloration is a problem. However, in view of various deterioration preventing effects which amine antioxidants, many of them are used in various rubber products such as tires, rubber vibration isolator, and hoses.
This article explains the effect of adding amine antioxidants and various amine type antioxidants based on evaluation data.