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    • 3. 发明授权
    • Optically active monomer, liquid crystal polymer, and optical element
    • 光学活性单体,液晶聚合物和光学元件
    • US06248259B1
    • 2001-06-19
    • US09402539
    • 1999-10-06
    • Kyoko IzumiShusaku NakanoAmane Mochizuki
    • Kyoko IzumiShusaku NakanoAmane Mochizuki
    • C09K1934
    • C07D493/04C08F20/26C08F20/30C09K19/3861C09K2019/3408G02B5/3016
    • To obtain a monomer having a large torsion force, to obtain a liquid crystal polymer which is excellent in a film-forming property, can easily control a helical pitch of a cholesteric phase, can form a grandjean orientation in a good monodomain state by an orientation treatment in a short time such as few minutes, and can stably fix it in a glass state, and to obtain an optical element having a circular dichroism, represented by the following formula (a), comprising a solidified product of the liquid crystal polymer, which is thin and light, is hard to change the oriented state such as pitch, etc., at a practical temperature, and has excellent durability and storage stability. An optically active monomer represented by (wherein R1 represents a hydrogen atom or a methyl group, and A and B represent an organic group); a side chain type liquid crystal polymer having a structural unit comprising the optically active monomer; and an optical element showing a circular dichroism having a solidified layer of a grandjean oriented cholesteric liquid crystal phase comprising the liquid crystal polymer.
    • 为了获得具有大扭矩的单体,为了获得成膜性优异的液晶聚合物,可以容易地控制胆甾型相的螺旋间距,可以通过取向形成具有良好单畴状态的超大方向 在几分钟内的短时间内进行处理,并且可以将其稳定地固定在玻璃状态,并且获得由下式(a)表示的具有圆二色性的光学元件,其包含液晶聚合物的固化产物, 在实用的温度下难以改变诸如沥青等的取向状态,并且具有优异的耐久性和储存稳定性。一种由(其中R 1表示氢原子或甲基)表示的光学活性单体 ,A和B表示有机基团); 具有包含光学活性单体的结构单元的侧链型液晶聚合物; 以及表示具有由液晶聚合物构成的具有盛大的取向胆固醇型液晶相的固化层的圆二色性的光学元件。
    • 9. 发明授权
    • Optical diffusing plate comprising birefringent film and side chain type liquid crystal polymer therein
    • 包含双折射膜和侧链型液晶聚合物的光学漫射板
    • US06665028B2
    • 2003-12-16
    • US10041817
    • 2002-01-07
    • Sadahiro NakanishiMinoru MiyatakeShusaku NakanoAmane Mochizuki
    • Sadahiro NakanishiMinoru MiyatakeShusaku NakanoAmane Mochizuki
    • G02F11335
    • G02B5/3016C09K19/3852G02B5/0236G02B5/0257G02B5/0278G02F1/133528Y10T428/1036
    • An optical diffusing plate that gives a anisotropic scattering of a linearly polarized light and has an excellent diffusion property in a scattering direction, and that is suitable for improving visibility, brightness of a liquid crystal display, comprising a birefringent film and a minute domain with a birefringent characteristic different from the birefringent film in a dispersed state in the birefringent film, the minute domain comprising a side chain type liquid crystal polymer comprising a monomer unit (a) containing a liquid crystalline fragment side chain and a monomer unit (b) containing a non-liquid crystalline fragment side chain, and a refractive index difference (&Dgr;n1) between the birefringent film and the minute domain in a direction orthogonal to a direction of axis that gives a maximum transmittance of linearly polarized light being 0.03 or more, and a refractive index difference (&Dgr;n2) in a direction of axis that gives a maximum transmittance being 80% or less of the &Dgr;n1.
    • 一种光散射板,其产生线偏振光的各向异性散射,并且在散射方向上具有优异的扩散性,并且适于提高可见度,液晶显示器的亮度,包括双折射膜和微区域 双折射特性不同于双折射膜中分散状态的双折射膜,微区域包括含有液晶片段侧链的单体单元(a)和含有液晶片段侧链的单体单元(b)的侧链型液晶聚合物, 非液晶片侧链,以及与使线偏振光的最大透射率为0.03以上的轴方向正交的方向上的双折射膜与微小畴之间的折射率差(Deltan1)以及折射率 在给出最大透射率的轴方向上的差(Deltan2)为t的80%以下 他Deltan1。
    • 10. 发明申请
    • METHOD OF PRODUCING OPTICAL LAMINATE AND IMAGE DISPLAYING APPARATUS
    • 生产光学层压板和图像显示装置的方法
    • US20100165284A1
    • 2010-07-01
    • US12280096
    • 2008-02-04
    • Yasuko IwakawaShusaku NakanoShoichi Matsuda
    • Yasuko IwakawaShusaku NakanoShoichi Matsuda
    • G02F1/13C09K19/00C09K19/56
    • G02B1/10G02B5/3016G02B5/3083Y10T428/10Y10T428/1023
    • The present invention provides a method of producing an optical laminate that can produce an optical laminate including an applied film containing a lyotropic liquid crystalline compound so that the thickness of the applied film will be approximately uniform.A method of producing an optical laminate having a base material and an applied film, comprising the step of applying a solution containing at least one kind of lyotropic liquid crystalline compound on the base material so as to form the applied film, wherein the concentration of the lyotropic liquid crystalline compound in the solution is lower than the isotropic phase-liquid crystal phase transition concentration. For example, the concentration of the lyotropic liquid crystalline compound in the solution is from (CIN−18)% by mass to (CIN−1)% by mass, where CIN represents the isotropic phase-liquid crystal phase transition concentration.
    • 本发明提供一种光学层叠体的制造方法,其可以制造包含含有溶致液晶化合物的涂膜的光学层叠体,使得涂膜的厚度大致均匀。 一种制备具有基材和涂膜的光学层叠体的方法,包括在基材上涂布含有至少一种溶致液晶化合物的溶液以形成涂布膜的步骤,其中, 溶液中的溶致液晶化合物低于各向同性相 - 液晶相转移浓度。 例如,溶液中的溶致液晶化合物的浓度为(CIN-18)质量%〜(CIN-1)质量%,其中CIN表示各向同性相 - 液晶相转移浓度。