交流金属封闭开关设备绝缘用阻燃环氧树脂材料的研制

HE Jun-ling,CUI Bo-yuan,WU Yu-yi, YANG Jun, HE Zhi-xiong

Thermosetting Resin(2022)

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Abstract
采用APG环氧树脂HE-2051,HH-2051 固化剂,间苯二酚二缩水甘油醚(RDGE)、3,4-环氧环己基甲酸-3',4'-环氧环己基甲酯(脂环酯)及硅微粉制得交流金属封闭开关设备绝缘用环氧胶.通过粘度、玻璃化转变温度、力学性能、阻燃性能及电气性能测试研究了硅微粉、RDGE及脂环酯用量对胶粘剂性能的影响.结果表明,制得的APG环氧胶的阻燃性能达到V0 级.该胶完全燃烧后不产生有毒有害物质,安全环保.改性APG环氧胶的耐高压起痕达到 1A2.5 等级.脂环酯的加入提高了APG环氧胶的耐污性,增加了其可靠性并延长使用寿命.
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