Low linear ablation rate
Epoxy groups are introduced into the silicone rubber backbone via anionic ring-opening polymerization, endowing the material with excellent thermal stability and high char yield for solid rocket motor insulation.
Weizhen, Zhang · Hu, Shikai · Haoxiang, Li · Song, Tianfu · Linru, Jiang · Qi, Zhang · Zhang, Shijun · Lu, Yonglai · Zhang, Liqun
Composites Communications 2023
Rubber with 84% vinyl and 6% epoxy groups shows high thermal stability in air
Meets stringent ablation performance requirements for solid motor insulation material