| Si-C-N陶瓷前驱体聚硅氮烷合成的研究进展 |
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| 引用本文： | 孟凡君,茹淼焱,刘爱祥,刘宗林.Si-C-N陶瓷前驱体聚硅氮烷合成的研究进展[J].有机硅材料,2003,17(3):23-27,43. |
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| 作者姓名： | 孟凡君 茹淼焱 刘爱祥 刘宗林 |
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| 作者单位： | 山东大学化学与化工学院,山东济南,250100 |
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| 摘 要： | 综述了合成Si—C—N陶瓷前驱体聚硅氮烷的主要方法，即氨／Q解氯硅烷法、硅氮烷低聚物交联法、硅氮烷低聚物与氯硅烷反应法及氯硅氯烷和氯硅烷脱氯编聚法，并介绍了用铝、硼、钛、钇等元素对聚硅氮烷进行改性，以提高Si—C—N陶瓷性能的方法。
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| 关 键 词： | Si—C—N陶瓷 前驱体 聚硅氮烷 合成 研究进展 裂解 氯硅烷 |
Progress of study in the synthesis of polysilazane as Si C N ceramic precursor |
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| MENG Fan jun,RU Miao yan,LIU Ai xiang,LIU Zong lin.Progress of study in the synthesis of polysilazane as Si C N ceramic precursor[J].Silicone Material,2003,17(3):23-27,43. |
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| Authors: | MENG Fan jun RU Miao yan LIU Ai xiang LIU Zong lin |
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| Abstract: | The methods of synthesising polysilazanes as Si C N ceramic precursors,i.e.ammonlysis and aminolysis of chlorosilanes,cross linking reaction of silazane oligomers,reaction of silazane oligomer and/with chlorosilane,dechlorinaton condensation between chlorsilazane and chlorasilane,were reviewed.In addition,The methods improved the performance of Si C N ceramics by modified polysilazane with elements as aluminum,boron,titanium and yttrium were introduced. |
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| Keywords: | polysilazane precursor Si C N ceramic pyrolysis chlorosilane |
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