DC flashover voltage up 51.7%
Direct fluorination introduces C—F and Si—F bonds on the surface, enhancing surface conductivity and suppressing charge accumulation, thereby significantly improving DC flashover performance of liquid silicone rubber for high-voltage bushings.
Dong, Manling · Yang, Zhifei · Zhan, Zhenyu · Wang, Xin · Zheng, Hanbo · An, Zhenlian
Gaodianya Jishu/High Voltage Engineering 2025
Fluorinated layer contains C—F bonds and a considerable amount of Si—F bonds
Fluorination enhances surface conduction or suppresses surface charge accumulation