| 光交联型液晶光控取向材料 |
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| 引用本文： | 费春红,彭增辉,胡立发,张伶莉,姚丽双,宣丽. 光交联型液晶光控取向材料[J]. 高分子材料科学与工程, 2007, 23(1): 32-36 |
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| 作者姓名： | 费春红 彭增辉 胡立发 张伶莉 姚丽双 宣丽 |
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| 作者单位： | 1. 中国科学院长春光学精密机械与物理研究所,应用光学国家重点实验室,吉林,长春,130033;中国科学院研究生院,北京,100039
2. 中国科学院长春光学精密机械与物理研究所,应用光学国家重点实验室,吉林,长春,130033 |
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| 基金项目： | 国家自然科学基金 , 吉林省科技厅科研项目 |
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| 摘 要： | 液晶光控取向材料是近年来国际上的一个研究热点,其中光交联型材料因其稳定性强、取向效果好等优点被广泛研究。文中综述了肉桂酸酯类、香豆素类、苯乙烯基吡啶类、苯乙烯基苯并吡咯酮类、二苯基乙炔类光交联型液晶光控取向材料的研究进展,并对其光化学反应机理进行了分析。
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| 关 键 词： | 液晶 光交联 光控取向 [2 2]环加成反应 |
| 文章编号： | 1000-7555（2007）01-032-05 |
| 修稿时间： | 2005-10-21 |
The Photocrosslinking Materials for Liquid Crystal Alignment Layers |
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| FEI Chun-hong,PENG Zeng-hui,HU Li-fa,ZHANG Ling-li,YAO Li-shuang,XUAN Li. The Photocrosslinking Materials for Liquid Crystal Alignment Layers[J]. Polymer Materials Science & Engineering, 2007, 23(1): 32-36 |
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| Authors: | FEI Chun-hong PENG Zeng-hui HU Li-fa ZHANG Ling-li YAO Li-shuang XUAN Li |
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| Affiliation: | 1. State Key Laboratory of Applied Optics, Changchun Institute of Optics, Fine Mechanics Physics, Chinese Academy of Sciences, Changchun 130033, China; 2. Graduate School of the Chinese Academy of Sciences, Beijing 100039, China |
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| Abstract: | The materials of liquid crystal photoalignment layers have been the subject of intensive research in recent years,and the photocrosslinking materials have been give more attention due to their higher thermal stability and better alignment.This paper reviewed the development of the photocrosslinkable polymers substituted with photodimerizable chains such as cinnamates,coumarins,styrylpyridines,benzylidenephthalimidines and diphenylacetylene.Their photodimerization mechanisms were also analyzed. |
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| Keywords: | liquid crystals photocrosslinking photoalignment cycloaddition |
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