基体改性抗氧化碳材料的高温氧化行为研究

来源 :第二届中国国际复合材料科技大会 (CCCM-2) | 被引量 : 0次 | 上传用户：hlj123456789001

【摘要】

：

　　利用感应加热高温氧化测试装置，研究了不同种类组元基体改性碳材料在1800℃以上氧化气氛中的氧化行为，结果表明基体改性抗氧化碳材料具有良好的高温抗氧化性能，氧化速率较纯

【作者】

：

张中伟南策文王俊山许正辉

【机构】

：

清华大学材料科学与工程系,新型陶瓷与精细工艺国家重点实验室,北京100084

【出处】

：

第二届中国国际复合材料科技大会 (CCCM-2)

【发表日期】

：

2015年期

【关键词】

：

基体改性高温抗氧化性能碳材料高温氧化氧化动力学曲线氧化行为氧化速率氧化气氛

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论文部分内容阅读

　　利用感应加热高温氧化测试装置，研究了不同种类组元基体改性碳材料在1800℃以上氧化气氛中的氧化行为，结果表明基体改性抗氧化碳材料具有良好的高温抗氧化性能，氧化速率较纯碳材料成倍降低，氧化动力学曲线遵循直线规律。通过SEM、XRD、EDS等手段对氧化产物组成、氧化层微观结构进行了分析，并探讨了基体改性碳材料的高温氧化机理，解释了温度、氧分压、时间等因素对氧化性能的影响。

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基体改性抗氧化碳材料的高温氧化行为研究

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