Patent ID: 6696114
Filing Date: 2004-02-24
Classification: C09K,G02F

Abstract:
An alignment layer obtained by applying onto a substrate a homopolymer or copolymer shown in formula C54 with the main chain being at least one of hydrocarbon, acrylate, methacrylate and siloxane, and irradiating said applied polymer with partially polarized ultraviolet light having a completely polarized component mixed with a non-polarized component: wherein, in formula C54, x:y=100 to 0:0 to 100 whereupon x+y=100; n=1 to 12, m=1 to 12, j=1 to 12; X and Y=a bond, â€”COOâ€”, â€”OCOâ€”, â€”N&boxH;Nâ€”, â€”C&boxH;Câ€” or â€”C6H4â€”; and W5 and W6 are independently selected from the group consisting of formulae C52 and C53: wherein, in formulae C52 and C53, â€”R1 to R9=â€”H, halogen group, â€”CN, or an alkyloxy group.