| 近化学计量比碳化硅陶瓷聚合物前驱体的研究进展 |
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| 引用本文： | 陈恒,孔杰,艾静,柳丛辉.近化学计量比碳化硅陶瓷聚合物前驱体的研究进展[J].材料导报,2012(5):6-11. |
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| 作者姓名： | 陈恒 孔杰 艾静 柳丛辉 |
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| 作者单位： | 陕西省高分子科学与技术重点实验室,西北工业大学理学院 |
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| 基金项目： | 国家自然科学基金(20874080) |
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| 摘 要： | 介绍了直接合成聚硅烷和聚碳硅烷的各种化学方法,综述了用于改性聚碳硅烷以制备近化学计量比碳化硅陶瓷材料的各种途径的研究进展,主要包括化学共聚、物理共混、引入炔基和铝元素掺杂改性等。
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| 关 键 词： | 碳化硅 近化学计量比 聚碳硅烷 聚硅烷 前驱体 |
Frontier in Polymeric Precursors of Near-stoichiometric Silicon Carbide Ceramics |
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| CHEN Heng,KONG Jie,AI Jing,LIU Conghui.Frontier in Polymeric Precursors of Near-stoichiometric Silicon Carbide Ceramics[J].Materials Review,2012(5):6-11. |
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| Authors: | CHEN Heng KONG Jie AI Jing LIU Conghui |
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| Affiliation: | (Shaanxi Key Laboratory of Macromolecular Science & Technology,School of Science,Northwestern Polytechnical University,Xi’ an 710072) |
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| Abstract: | Various chemical synthesis methods of polysilanes and polycarbosilanes are reviewed.The frontier and progress in modification of polycarbosilanes applied in near-stoichimetric silicon carbide ceramics,including chemical copolymerization,physical blending,introduction of alkyne unit and adding aluminum etc are presented. |
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| Keywords: | silicon carbide near-stoichiometric polycarbosilane polysilane precursor |
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