The property of antioxidant 264 with phosphite ester antioxidant TNP as secondary antioxidant in improving the stability of CR was investigated and compared with that of single antoxidant 264.

• 重点分析了氯丁橡胶生胶中使用防264/亚磷酸酯复合抗氧体系的抗热氧老化效果,并与单一酚类抗氧剂配方的抗氧性能进行比较。