| 含硅芳炔树脂热裂解行为及动力学 |
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| 引用本文： | 徐美玲,石松,王禹慧,张玲玲,王春兰,齐会民,扈艳红,周燕,黄发荣,杜磊.含硅芳炔树脂热裂解行为及动力学[J].玻璃钢/复合材料,2010(6). |
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| 作者姓名： | 徐美玲 石松 王禹慧 张玲玲 王春兰 齐会民 扈艳红 周燕 黄发荣 杜磊 |
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| 作者单位： | 1. 华东理工大学材料科学与工程学院,特种功能高分子材料及相关技术教育部重点实验室,上海,200237
2. 中国航天科技集团第一研究院航天材料及工艺研究所,北京,100076 |
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| 基金项目： | 国家自然科学基金资助项目(90816021) |
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| 摘 要： | 用热失重法(TGA、DTG)分析了含硅芳炔树脂固化物的热裂解动力学,并用Kissinger和Ozawa法计算出含硅芳炔树脂固化物的热裂解的表观活化能分别为149kJ/mol和153kJ/mol,热裂解反应近似于一级反应,据此建立了热裂解的动力学模型。用热裂解-气相色谱-质谱联用(Py-GC-MS)方法对含硅芳炔树脂的热裂解气相产物进行了分析,在热裂解过程中,主要有甲烷、氢气、乙烷、乙烯、水等气体放出。用拉曼光谱、X-射线衍射等分析了含硅芳炔树脂固化物热裂解的残留物结构,残留物是以无定型碳、石墨、SiC为主要成分的陶瓷化结构。
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| 关 键 词： | 含硅芳炔树脂 热裂解-气相-质谱 热裂解动力学 |
THERMAL PYROLYTIC BEHAVIORS AND KINETICS OF SILICON-CONTAINING ARYLACETYLENE RESIN |
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| XU Mei-ling,SHI Song,WANG Yu-hui,ZHANG Ling-ling.THERMAL PYROLYTIC BEHAVIORS AND KINETICS OF SILICON-CONTAINING ARYLACETYLENE RESIN[J].Fiber Reinforced Plastics/Composites,2010(6). |
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| Authors: | XU Mei-ling SHI Song WANG Yu-hui ZHANG Ling-ling |
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| Affiliation: | XU Mei-ling1,SHI Song2,WANG Yu-hui2,ZHANG Ling-ling1(1.Key Laboratory of Specially Functional Polymeric Materials , Related Technology,Ministry of Education,School of Materials Science , Engineering,East China University of Science & Technology,Shanghai 200237,China,2.Aerospace Research Institute of Materials , Processing Technology,China Aerospace Science , Technology Corporation,Beijing 100076,China) |
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| Abstract: | Thermal pyrolysis kinetics of silicon-containing arylacetylene resin(PSA) was investigated by using thermogravimetry analysis(TGA,DTG) method,and decomposition reaction activation energy was evaluated by Kissinger and Ozawa methods,which were 149kJ/mol and 153kJ/mol respectively.Thermal pyrolysis gas products were studied by pyrolysis-gas chromatography-mass spectrometry(Py-GC-MS),and CH4,H2,C2H6,C2H4 and H2O were formed in pyrolytic process.The structure of thermal pyrolytic residue was researched with Ram... |
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| Keywords: | silicon-containing arylacetylene resin pyrolysis-gas chromatography-mass spectrometry(Py-GC-MS) kinetics analysis of thermal pyrolysis |
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