介绍了一种新型纳米结构液晶取向膜技术,详述该取向膜的机理和最新进展.该取向膜本身是不均匀的,但不均匀性在亚微米以下,可以为液晶分子提供均匀的取向,并且产生任何在0～90°范围内的预倾角,具有良好的可靠性和可控性.分析了获得这样均匀取向性能的条件,提出3种产生纳米结构液晶取向膜的方法.
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