| 三嗪氨基二苯乙烯型荧光增白剂改性及其应用前景 |
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| 引用本文： | 齐晶晶,张光华,解攀. 三嗪氨基二苯乙烯型荧光增白剂改性及其应用前景[J]. 化工技术与开发, 2009, 38(7): 20-24 |
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| 作者姓名： | 齐晶晶 张光华 解攀 |
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| 作者单位： | 陕西科技大学化学与化工学院,陕西,西安,710021;陕西科技大学化学与化工学院,陕西,西安,710021;陕西科技大学化学与化工学院,陕西,西安,710021 |
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| 摘 要： | 介绍了三嗪基氨基二苯乙烯型荧光增白剂的结构、性质、增白机理及影响其增白效果的因素,重点讨论了其合成、共聚改性以及缩聚改性.按照亲核性由弱到强次序,原料依次与三聚氯氰反应,通过高分子改性,可使其荧光反式活性分子固定在大分子链上,显著提高其增白性能、光化学稳定性和荧光量子产率,同时降低其光致异构现象.指出今后应重点开发高效环保液态型及耐强酸强碱的荧光增白剂,并认为缩聚改性、膜分离技术、复配增效以及开发合适的显白剂将是研究热点.
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| 关 键 词： | 三嗪基氨基二苯乙烯型荧光增白剂 结构 性质 高分子改性 阳离子改性 |
Modification and Application Prospects of Triazine-stilbene Fluorescent Brighteners |
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| QI Jing-jing,ZHANG Guang-hua,XIE Pan. Modification and Application Prospects of Triazine-stilbene Fluorescent Brighteners[J]. Technology & Development of Chemical Industry, 2009, 38(7): 20-24 |
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| Authors: | QI Jing-jing ZHANG Guang-hua XIE Pan |
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| Affiliation: | College of Chemistry and Chemical Engineering;Shanxi University of Science & Technology;Xi'an 710021;China |
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| Abstract: | The structure,properties,whitening mechanism and the factors affected the whitening effect of triazine-stilbene fluorescent brighteners were introduced.The synthesis,polymer modification and cationic modification were discussed.According to size of nucleophilicity,materials reacted with cyanuric chloride in turn.Through the polymer modification,the trans-activity molecules were fixed into long-chains.This method could enhance the whitening performance and photochemical stability,increased the quantum yield ... |
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| Keywords: | triazine-stilbene fluorescent brighteners structure property polymer modification cationic modification |
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