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液晶聚合物的单层与Langmuir-Blodgett膜
Monolayers and Langmuir-Blodgett Films of Liquid Crystalline Polymers
【摘要】 系统研究了手性液晶聚硅氧烷和光致变色液晶聚硅氧烷两个系列的侧链液晶聚合物在空气/水界面的单层行为和Langmuir-Blodgett(LB)膜沉积特性,对LB膜结构与存在的聚集现象进行了系统的表征,并初步探讨了LB膜中液晶聚合物表现的功能性.
【Abstract】 Two series of the side - chain liquid crystalline polysiloxanes (LCPs), chiral LCPs and photochro-mic LCPs, were chosen to study their monolayer behaviors at the air/water interface when they were in pure states or mixed with arachidic acid (AA). Their LB film transfer properties and film structures were characterized as well. The aggregation phenomena in monolayers and LB multilayers were systematically characterized by different spectral and surface morphology observation methods. The functionality of these LCPs in LB films was preliminarily tested.
【关键词】 液晶聚合物;
聚硅氧烷;
单层;
Langmuir-Blodgett膜;
【Key words】 liquid crystalline polymer; polysiloxane; monolayer; Langmuir- Blodgett film;
【Key words】 liquid crystalline polymer; polysiloxane; monolayer; Langmuir- Blodgett film;
【基金】 国家攀登计划(97021107);国家自然科学基金资助项目
- 【文献出处】 化学学报 ,Acta Chimica Sinica , 编辑部邮箱 ,2000年07期
- 【分类号】O753
- 【被引频次】4
- 【下载频次】114