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    • 54. 发明申请
    • Optical Compensatory Film, Process for Producing the Same, and Polarizing Plate and Liquid Crystal Display Employing the Same
    • 光学补偿膜,其制造方法以及使用其的偏光板和液晶显示器
    • US20080199637A1
    • 2008-08-21
    • US11630779
    • 2005-06-24
    • Akinobu UshiyamaTokuju OikawaJun WatanabeKentaro ToyookaShinichi MorishimaMasaki Noro
    • Akinobu UshiyamaTokuju OikawaJun WatanabeKentaro ToyookaShinichi MorishimaMasaki Noro
    • C09K19/52C09K19/00
    • C08L1/10C08L1/12C08L1/14G02B5/3083G02F1/13363Y10T428/1036Y10T428/1041
    • A novel optical compensatory sheet comprising an optically anisotropic layer comprising at least one liquid crystal compound, at least one cellulose ester, and at least one polymer A comprising at least one repeating unit derived from a monomer having a fluoro-aliphatic group, and at least one repeating unit having a group selected from the group consisting of carboxyl group (—COOH) or a salt thereof, a sulfo group (—SO3H) or a salt thereof and a phosphonoxy group {—OP(═O) (OH)2} or a salt thereof, is disclosed. A novel optical compensatory sheet comprising an optically anisotropic layer comprising at lest one liquid crystal compound at least one polymer C, having a weight average molecular weight of not less than 5000 and less than 20000, represented by a formula (1b), and at least one polymer D, having a weight average molecular weight of not less than 20000, represented by a formula (1b), is also disclosed. In the formula, “A” represents a repeating unit having a group capable of hydrogen bonding, “B” represents a repeating unit having a polymerizable group, and “C” represents a repeating unit derived from an ethylene-type unsaturated monomer. -(A)ai-(B)bj-(C)ck-   Formula (1b)
    • 一种新型光学补偿片,其包括光学各向异性层,其包含至少一种液晶化合物,至少一种纤维素酯和至少一种包含至少一种衍生自具有氟 - 脂族基团的单体的重复单元的聚合物A,并且至少 一个具有选自羧基(-COOH)或其盐,磺基(-SO 3 H 3))或其盐和膦氧基(-OP)的基团的重复单元 (-O)(OH)2 N 2)或其盐。 一种新型光学补偿片,其包含光学各向异性层,其至少包含一种液晶化合物,至少一种聚合物C,其重均分子量不小于5000且小于20000,由式(1b)表示,并且至少 还公开了由式(1b)表示的重均分子量不小于20000的一种聚合物D。 式中,“A”表示具有氢键的基团的重复单元,“B”表示具有聚合性基团的重复单元,“C”表示来自乙烯系不饱和单体的重复单元。 - (A)ai-(B)bj-(C)ck-公式(1b)<?in-line-formula description =“内联公式”end =“tail”?>
    • 58. 发明授权
    • Optical compensatory film, process for producing the same, and polarizing plate and liquid crystal display employing the same
    • 光学补偿膜,其制造方法以及使用其的偏振片和液晶显示器
    • US08524116B2
    • 2013-09-03
    • US11630779
    • 2005-06-24
    • Akinobu UshiyamaTokuju OikawaJun WatanabeKentaro ToyookaShinichi MorishimaMasaki Noro
    • Akinobu UshiyamaTokuju OikawaJun WatanabeKentaro ToyookaShinichi MorishimaMasaki Noro
    • C09K19/52C09K19/00
    • C08L1/10C08L1/12C08L1/14G02B5/3083G02F1/13363Y10T428/1036Y10T428/1041
    • A novel optical compensatory sheet comprising an optically anisotropic layer comprising at least one liquid crystal compound, at least one cellulose ester, and at least one polymer A comprising at least one repeating unit derived from a monomer having a fluoro-aliphatic group, and at least one repeating unit having a group selected from the group consisting of carboxyl group (—COOH) or a salt thereof, a sulfo group (—SO3H) or a salt thereof and a phosphonoxy group {—OP(═O) (OH)2} or a salt thereof, is disclosed. A novel optical compensatory sheet comprising an optically anisotropic layer comprising at lest one liquid crystal compound at least one polymer C, having a weight average molecular weight of not less than 5000 and less than 20000, represented by a formula (1b), and at least one polymer D, having a weight average molecular weight of not less than 20000, represented by a formula (1b), is also disclosed. In the formula, “A” represents a repeating unit having a group capable of hydrogen bonding, “B” represents a repeating unit having a polymerizable group, and “C” represents a repeating unit derived from an ethylene-type unsaturated monomer. -(A)ai-(B)bj-(C)ck-  Formula (1b)
    • 一种新型光学补偿片,其包括光学各向异性层,其包含至少一种液晶化合物,至少一种纤维素酯和至少一种包含至少一种衍生自具有氟 - 脂族基团的单体的重复单元的聚合物A,并且至少 一个具有选自羧基(-COOH)或其盐,磺基(-SO 3 H)或其盐和膦酰氧基{-OP(= O)(OH)2)的基团的重复单元) 或其盐。 一种新型光学补偿片,其包含光学各向异性层,其至少包含一种液晶化合物,至少一种聚合物C,其重均分子量不小于5000且小于20000,由式(1b)表示,并且至少 还公开了由式(1b)表示的重均分子量不小于20000的一种聚合物D。 式中,“A”表示具有氢键的基团的重复单元,“B”表示具有聚合性基团的重复单元,“C”表示来自乙烯系不饱和单体的重复单元。 - (A)ai-(B)bj-(C)ck-式(1b)