炭化温度对中间相炭微球结构的影响

功能材料, 2009, 40(9): 1519-1521.

炭化温度对中间相炭微球结构的影响

李凤娟 ^1, , 李铁虎 ^2, , 陈青香 ^3, , 庄强 ^4,

1.西北工业大学,材料学院,陕西,西安,710072

2.西北工业大学,材料学院,陕西,西安,710072

3.西北工业大学,材料学院,陕西,西安,710072

4.西北工业大学,材料学院,陕西,西安,710072

基金项目: 西北工业大学研究生创业种子基金(Z200914) 国家自然科学基金(50472081)

关键词：炭化 , 中间相炭微球 , 粒径分布 , 煤沥青 , 微晶结构

The effects of carbonization temperature on the structure of mesocarbon microbeads

以煤沥青为原料,采用热聚合的方法,在不同的温度下制备出中间相炭微球(MCMB).通过SEM、激光粒径分析和XRD等分析手段对MCMB的表面形貌、粒径分布和微晶结构进行了分析.结果表明,随着温度的升高,MCMB的粒径变大,不同温度下制备的MCMB是由具有类似石墨结构的微晶组成的.420与450℃形成的MCMB微晶层间距d002较小,430与440℃形成的MCMB微晶层间距d002较大,随着温度的升高微晶宽度La变大.

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炭化温度对中间相炭微球结构的影响

The effects of carbonization temperature on the structure of mesocarbon microbeads

参考文献