采用摩擦表面取向层的方法制备了有光学各向异性结构的PDLC膜.研究了液晶盒的厚度、摩擦强度,以及在紫外光诱导相分离过程中的光照强度对PDLC膜的光学各向异性程度和电光特性的影响.对PDLC的光学各向异性进行了研究,并给出了要获得低阈值电压、高各向异性的聚合物分散液晶各向异性膜的盒厚、摩擦强度以及光照强度等条件.被取向后的PDLC各向异性膜可被用来作为具有很好光电特性的电可调散射式偏振片.
参考文献
| [1] | Craighead H G, Cheng J, Hackwood S. New display based on electrically induced index matching in an inhomogeneous medium [J]. Appl. Phys. Lett., 1982, 40(1): 22-24. |
| [2] | Doane J W, Vaz N A, Wu B G, et al. Field controlled light scattering from nematic microdroplets [J]. Appl. Phys. Lett., 1986, 48(4): 269-271. |
| [3] | Drzaic P S. Polymer dispersed nematic liquid crystal for large area displays and light values [J]. J. Appl. Phys., 1986, 60(6): 2142-2148. |
| [4] | Havens J R, Leong D B, Reimer K B. Quantitative SEM characterization of polymer-dispersed-liquid-crystal films [J]. Mol. Cryst. Liq. Cryst., 1990, 178: 89-101. |
| [5] | Doane J W, Golemme A, West J L, et al. Polymer dispersed liquid crystals for display application [J]. Mol. Cryst. Liq. Cryst., 1988, 165: 511-532. |
| [6] | Margerum J D, Lackner A M, Ramos E, et al. Effects of off-state alignment in polymer dispersed liquid crystals [J]. Liq. Cryst., 1989, 5(5): 1477-1487. |
| [7] | Aphonin O A, Panina Y U V, Pravdin A B, et al. Optical properties of stretched polymer dispersed liquid crystal films [J]. Liq. Cryst., 1993, 15(3): 395-407. |
| [8] | Bloisi F, Ruocchio C, Terrecuso P, et al. Optoelectronic polarizer by PDLC [J]. Liq. Cryst., 1996, 20(3): 377-379. |
| [9] | Shimada E, Uchida T. Improvement of hysteresis in polymer dispersed liquid crystal (PDLC) by control of polymer orientation [A]. Kobayashi S. Japan Display [C]. Tokyo, Japan: The Institute of Television Engineers of Japan, 1992, 699-702. |
| [10] | 任洪文, 凌志华, 黄锡珉. PDLC器件显示迟滞效应的改善 [J]. 液晶与显示, 2000, 15(1): 40-45. |
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