The XNBR vulcanizated with sulphur-free vulcanization system, low-sulphur high-accelerant vulcanization system and sulphur/metal oxide vulcanization system had better aging resistance.

 
  • 用无硫硫化体系、低硫高促进剂硫化体系和硫黄/金属氧化物硫化体系所得到的XNBR硫化胶的耐老化性能较好;
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