第7期 曹晖等：制备条件对梯形聚硅氧烷取向层光取向行为的影响 ·789 d e 图5LPS℃A-30-11光取向层在不同光照时间条件下诱导液晶分子排列所形成织构的P0M照片，(a)20mim:(b)25min;(c)30min; (d)30min,相对于(c)旋转45°；(e)35min:()35min,相对于(e)旋转45°；(g)40min:(h)40mim,相对于(g)旋转45；()45min:(G)45 mim,相对于(6)旋转45 Fig.5 POM micrographs of the textures of liquid crystal molecules induced by LPS-CA-30-11 photo-alignment film after being irradiated by UV light for different intervals of time:(a)20min:(b)25min:(c)30 min:(d)30 min,the cell rotated through 45relative to (e):(e)35 min: (f)35 min,the cell rotated through 45 relative to (e):(g)40 min:(h)40 min,the cell rotated through 45"relative to (g):(i)45 min: (j)45 min.the cell rotated through 45relative to (i)图5 LPS—CA—30—11光取向层在不同光照时间条件下诱导液晶分子排列所形成织构的 POM 照片．（a）20min；（b）25min；（c）30min； （d）30min‚相对于（c）旋转45°；（e）35min；（f）35min‚相对于（e）旋转45°；（g）40min；（h）40min‚相对于（g）旋转45°；（i）45min；（j）45 min‚相对于（i）旋转45° Fig．5 POM micrographs of the textures of liquid crystal molecules induced by LPS-CA-30-11photo-alignment film after being irradiated by UV light for different intervals of time：（a）20min；（b）25min；（c）30min；（d）30min‚the cell rotated through45°relative to （c）；（e）35min； （f）35min‚the cell rotated through 45°relative to （e）；（g） 40min；（h） 40min‚the cell rotated through 45°relative to （g）；（i） 45min； （j）45min‚the cell rotated through45°relative to （i） 第7期 曹 晖等： 制备条件对梯形聚硅氧烷取向层光取向行为的影响 ·789·