公开(公告)号：US20170023825A1

公开(公告)日：2017-01-26

申请号：US15285819

申请日：2016-10-05

Applicant: FUJIFILM Corporation

Inventor： Ryo SATAKE ,  Megumi SEKIGUCHI ,  Yoji ITO ,  Ryo NAKAMURA ,  Rikio INOUE

IPC: G02F1/1335

CPC classification number: G02F1/133528 ,  G02B5/30 ,  G02F2001/133562 ,  G02F2001/133567 ,  G02F2202/28

Abstract: A liquid crystal display device includes: a front-side polarizing plate having a front-side polarizer; a liquid crystal cell; and a rear-side polarizing plate having a rear-side polarizer in this order, in which a distance D1 from a central portion of the front-side polarizer to a central portion of the liquid crystal cell and a distance D2 from a central portion of the rear-side polarizer to the central portion of the liquid crystal cell are different from each other, in which a ratio between an X value, and the distance D1 and a Y value, and the distance D2 rear-side polarizer is in a range of 1±0.12, a distance T1 between the front-side polarizing plate and the liquid crystal cell is 40 μm or more, and a distance T2 between the rear-side polarizing plate and the liquid crystal cell is in a range of 0 to 30 μm.

Abstract translation: 液晶显示装置包括：具有正面偏振片的正面偏振片; 液晶单元; 以及具有后侧偏光镜的后侧偏振片，其中从前侧偏光片的中心部分到液晶单元的中心部分的距离D1与从液晶单元的中心部分的距离D2 在液晶单元的中央部分的后侧偏光板彼此不同，其中X值与距离D1和Y值之间的比率以及距离D2后侧偏振器之间的比率在一个范围内 为1±0.12，前侧偏振片与液晶单元之间的距离T1为40μm以上，后侧偏振片与液晶单元的距离T2为0〜30的范围 μm。

公开(公告)号：US20160209552A1

公开(公告)日：2016-07-21

申请号：US15082738

申请日：2016-03-28

Applicant: FUJIFILM Corporation

Inventor： Ryo SATAKE ,  Megumi SEKIGUCHI

IPC: G02B1/14 ,  G02B5/30

CPC classification number: G02B1/14 ,  B32B7/02 ,  B32B7/12 ,  B32B2307/42 ,  B32B2307/51 ,  B32B2457/20 ,  B32B2457/202 ,  B32B2457/206 ,  G02B1/115 ,  G02B5/3033 ,  G02F1/133528 ,  G02F2201/50 ,  G02F2202/28

Abstract: A polarizing plate includes, in the following order, a pressure sensitive adhesive layer, a polarizer, and an outer side layer provided on a visible side rather than the polarizer side, the thickness of the outer side layer is >3 μm and ≦45 μm, the storage elastic modulus of the adhesive layer after lamination is 0.1 MPa to 2.0 MPa, and a hardness ratio (X/Y) is less than 1, when in measuring the hardness of the outer side layer in a depth direction at intervals of 1.5 μm from surface A thereof to a surface B on the polarizer side, the absolute value of the difference between an n-th and n+1 measured hardness (where n is an integer of 1 or more) is defined as the hardness difference (X), and the absolute value of the difference between the hardness of surface A and surface B is hardness difference (Y).

Abstract translation: 偏光板按照以下顺序包括设置在可见侧而不是偏振器侧的压敏粘合剂层，偏振片和外侧层，外侧层的厚度为>3μm，＆lt; nlE; 45 μm时，层叠后的粘合剂层的保持弹性模量为0.1MPa〜2.0MPa，硬度比（X / Y）小于1时，在沿着深度方向的外周层的硬度以 将其表面A至偏振片侧的表面B1.5μm，将n值和n + 1测量硬度（其中n为1以上的整数）之间的差的绝对值定义为硬度差（ X），表面A与表面B的硬度之差的绝对值为硬度差（Y）。

公开(公告)号：US20160161800A1

公开(公告)日：2016-06-09

申请号：US15046976

申请日：2016-02-18

Applicant: FUJIFILM Corporation

Inventor： Megumi SEKIGUCHI ,  Ryo SATAKE

IPC: G02F1/1335 ,  G02B1/14 ,  G02B5/30

CPC classification number: G02F1/133528 ,  G02B1/14 ,  G02B5/3033 ,  G02F2201/50 ,  Y10T428/10 ,  Y10T428/1036 ,  Y10T428/1041

Abstract: An object of the present invention is to provide a polarizing plate having a surface with excellent pencil hardness and an image display device for which the polarizing plate is used. The polarizing plate of the present invention is a polarizing plate including an outer hardcoat layer, a polarizer, and an inner hardcoat layer in this order and forming an image display device when a display element is provided on a side opposite to a side of the inner hardcoat layer on which the polarizer is present, in which the inner hardcoat layer and the outer hardcoat layer satisfy a relationship of Expression (I) below, and a thickness is 80 μm or smaller. Hin>Hout  Expression (I) Here, Hin represents a value of a thickness×a modulus of elasticity of the inner hardcoat layer, and Hout represents a value of a thickness×a modulus of elasticity of the outer hardcoat layer.

Abstract translation: 本发明的目的是提供一种具有优异铅笔硬度的表面的偏光板和使用偏光板的图像显示装置。 本发明的偏振板依次是包括外部硬涂层，偏振片和内部硬涂层的偏光板，当显示元件设置在与内侧的一侧相反的一侧时，形成图像显示装置 其中内部硬涂层和外部硬涂层满足下述表达式（I）的关系的厚度为80μm或更小的偏振器的硬涂层。 Hout表达式（I）这里，Hin表示内部硬涂层的厚度×弹性模量的值，Hout表示外部硬涂层的厚度值×弹性模量。

公开(公告)号：US20140184992A1

公开(公告)日：2014-07-03

申请号：US14133001

申请日：2013-12-18

Applicant: FUJIFILM Corporation

Inventor： Megumi SEKIGUCHI ,  Shinichi MORISHIMA ,  Takashi YONEMOTO ,  Hiroshi SATO ,  Taketo OTANI

IPC: G02F1/1335

CPC classification number: G02F1/133504

Abstract: A liquid crystal display device includes first and second polarizers with absorption axes orthogonal to each other; first and second substrates between the first and second polarizers and at least one of which has a transparent electrode; and a twisted-nematic liquid crystal cell disposed between the first and second substrates, wherein a light scattering film is provided at a viewing side of the first and second polarizers and includes a support member and a liquid crystal layer composed of a liquid crystal compound, wherein the pitch of the liquid crystal compound ranges between 0.35 μm and 3 μm and is oriented at 45° relative to a liquid-crystal direction of the liquid crystal display device, wherein the liquid crystal layer has a thickness between 0.17 μm and 10 μm, and wherein a weighted scattering area ratio of a goniophotometer scattering profile of the light scattering film satisfies the following expression: S 60 / ( S 0 ) 2 × 1000 > 40 S 0 = ∑ S 0  ( θ ) × θ ∑ S 0  ( θ ) S 60 = ∑ S 60  ( θ ) × exp  ( - 0.2 × θ ) ∑ S 60  ( θ )

Abstract translation: 液晶显示装置包括具有彼此正交的吸收轴的第一和第二偏振器; 第一和第二偏振器之间的第一和第二基板，并且其中至少一个具有透明电极; 以及设置在第一和第二基板之间的扭曲向列型液晶单元，其中在第一和第二偏振器的观察侧设置有光散射膜，并且包括支撑构件和由液晶化合物构成的液晶层， 其中液晶化合物的间距在0.35μm和3μm之间，相对于液晶显示装置的液晶方向取向为45°，其中液晶层的厚度为0.17μm至10μm， 并且其中光散射膜的测角光度计散射分布的加权散射面积比满足以下表达式：S 60 /（S 0）2×1000> 40 S 0 =ΣS 0（＆Thetas;）×＆Thetas; （＆Thetas;）×exp（ - 0.2×＆thetas;）ΣS 60（＆Thetas;）S 60