采用成熟的合成工艺制备出三种分子量大小分布不同的Copna树脂,经相同条件的固化、炭化和石墨化处理(900,1500,2200,2600和3000℃,2h).用热分析仪对固化树脂进行测试;X射线衍射、氦气吸附真密度仪和粉体电阻率测试仪对树脂炭进行性能测试.结果表明Copna树脂的分子量大小和分布范围对固化树脂的热失重行为有重要影响;分子量越大,分布越窄,3000℃处理得到的树脂炭中石墨化组分越多;分子量越大,分布越宽,树脂炭的表观密度越高,孔含量越小.而树脂分子量对树脂炭的粉末电阻率的影响极小.
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