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制备了一系列异构化的聚酰亚胺取向膜,并用晶体旋转法测定了它们的预倾角.发现由芳香类异构化二酐制得的聚酰亚胺膜对预倾角影响不大,而由环己烷类顺反异构化二酐制得的聚酰亚胺膜的预倾角变化较大,且顺式的比反式的大.

参考文献

[1] Myrvold B O.The relationship between the chemical structure of nematic liquid-crystals and their pretilt angles[J]. Liq. Cryst., 1995, 8: 271-286.
[2] Volksen W, Cha H J, Sanchez M I,el al. Polyimides derived from nonaromatic monomers:synthesis,characterization and potential applications [J].React. Funct. Polym., 1996, 30:61-69.
[3] 廖光勋,高鸿锦.LPP聚酰亚胺取向膜的制备及其取向研究[J]. 液晶与显示,2000,15(3):171-173.
[4] Arafune R, Sakamoto K, Yamakawa D, et al. Pretilt angles of liquid crystals in contact with rubbed polyimide films with different chain inclinations[J]. Surf. Sci., 1996, 368: 208-212.
[5] Nishikawa M,West L L. Effect of chemical structures of polyimides on photo-alignment of liquid crystals[J]. Mol. Cryst. Liq. Crys.A, 1999, 333:165-179.
[6] Birecki H,Kahn F.The Physics and Chemistry of Liquid Crystal Devices[M]. Sprokel G J, Ed., New York: Plenum Press, 1980.
[7] Yokokoji O, Shimizu T, Irisawa J,et al. Difluroethylene Derivatives-compound and Liquid Crystal Composition Containing the Compound[P] JP:7165635, 1995.
[8] 李建,安忠维,杨毅.TFT LCD用液晶显示材料进展[J]. 液晶与显示,2002,17(2):104-113.
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