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1. 发明申请

US20070222919A1 Polarizing Plate Provided With Optical Compensation Layers and Image Display Apparatus Using the Same 有权
标题翻译：具有光学补偿层的偏光板和使用其的图像显示装置
公开(公告)号：US20070222919A1
公开(公告)日：2007-09-27
申请号：US10580420
申请日：2005-11-25
申请人： Tsuyoshi Chiba , Hiroyuki Okada , Yoshitsugu Kitamura , Shunsuke Shutou
发明人： Tsuyoshi Chiba , Hiroyuki Okada , Yoshitsugu Kitamura , Shunsuke Shutou
IPC分类号： G02F1/1335
CPC分类号： G02F1/13363 , G02B5/3025 , G02F1/133528 , G02F2001/133633 , G02F2202/40 , G02F2413/04 , G02F2413/07 , G02F2413/08 , G02F2413/11
摘要： To provide a polarizing plate provided with optical compensation layers capable of contributing to thickness reduction, preventing uneven display due to heat, and favorably preventing light leak in black display, and an image display apparatus using the same. The polarizing plate provided with optical compensation layers of the present invention includes a polarizer, a first optical compensation layer, a second optical compensation layer, and a third optical compensation layer in the stated order. The first optical compensation layer, the second optical compensation layer, and the third optical compensation layer each have predetermined absolute value of photoelastic coefficient, refractive index profile, and in-plane retardation and/or thickness direction retardation. An absorption axis of the polarizer and a slow axis of the first optical compensation layer form an angle of 10° to 30°. The absorption axis of the polarizer and a slow axis of the second optical compensation layer form an angle of 70° to 95°. The absorption axis of the polarizer and a slow axis of the third optical compensation layer form an angle of 70°to 95°.
摘要翻译：为了提供一种具有能够有助于减小厚度的光学补偿层的偏光板，防止由于热引起的不均匀显示，并且有利地防止黑色显示中的光泄漏，以及使用该光学补偿层的图像显示装置。设置有本发明的光学补偿层的偏振片按照所述的顺序包括偏振器，第一光学补偿层，第二光学补偿层和第三光学补偿层。第一光学补偿层，第二光学补偿层和第三光学补偿层各自具有预定的光弹性系数，折射率分布和面内延迟和/或厚度方向延迟的绝对值。偏振器的吸收轴和第一光学补偿层的慢轴形成10°至30°的角度。偏振片的吸收轴和第二光学补偿层的慢轴形成70°至95°的角度。偏振片的吸收轴和第三光学补偿层的慢轴形成70°至95°的角度。

2. 发明授权

US07423714B2 Polarizing plate provided with optical compensation layers and image display apparatus using the same 有权
标题翻译：提供光学补偿层的偏光板和使用其的图像显示装置
公开(公告)号：US07423714B2
公开(公告)日：2008-09-09
申请号：US10580420
申请日：2005-11-25
申请人： Tsuyoshi Chiba , Hiroyuki Okada , Yoshitsugu Kitamura , Shunsuke Shutou
发明人： Tsuyoshi Chiba , Hiroyuki Okada , Yoshitsugu Kitamura , Shunsuke Shutou
IPC分类号： G02F1/1335
CPC分类号： G02F1/13363 , G02B5/3025 , G02F1/133528 , G02F2001/133633 , G02F2202/40 , G02F2413/04 , G02F2413/07 , G02F2413/08 , G02F2413/11
摘要： To provide a polarizing plate provided with optical compensation layers capable of contributing to thickness reduction, preventing uneven display due to heat, and favorably preventing light leak in black display, and an image display apparatus using the same. The polarizing plate provided with optical compensation layers of the present invention includes a polarizer, a first optical compensation layer, a second optical compensation layer, and a third optical compensation layer in the stated order. The first optical compensation layer, the second optical compensation layer, and the third optical compensation layer each have predetermined absolute value of photoelastic coefficient, refractive index profile, and in-plane retardation and/or thickness direction retardation. An absorption axis of the polarizer and a slow axis of the first optical compensation layer form an angle of 10° to 30°. The absorption axis of the polarizer and a slow axis of the second optical compensation layer form an angle of 70° to 95°. The absorption axis of the polarizer and a slow axis of the third optical compensation layer form an angle of 70°to 95°.
摘要翻译：为了提供一种具有能够有助于减小厚度的光学补偿层的偏光板，防止由于热引起的不均匀显示，并且有利地防止黑色显示中的光泄漏，以及使用该光学补偿层的图像显示装置。设置有本发明的光学补偿层的偏振片按照所述的顺序包括偏振器，第一光学补偿层，第二光学补偿层和第三光学补偿层。第一光学补偿层，第二光学补偿层和第三光学补偿层各自具有预定的光弹性系数，折射率分布和面内延迟和/或厚度方向延迟的绝对值。偏振器的吸收轴和第一光学补偿层的慢轴形成10°至30°的角度。偏振片的吸收轴和第二光学补偿层的慢轴形成70°至95°的角度。偏振片的吸收轴和第三光学补偿层的慢轴形成70°至95°的角度。

3. 发明授权

US07764338B2 Method of producing polarizing plate with optical compensation layer and image display apparatus using polarizing plate with optical compensation layer 有权
标题翻译：使用光学补偿层制造偏光板的方法和使用具有光学补偿层的偏振片的图像显示装置
公开(公告)号：US07764338B2
公开(公告)日：2010-07-27
申请号：US12063167
申请日：2006-12-21
申请人： Yoshitsugu Kitamura , Hiroyuki Okada
发明人： Yoshitsugu Kitamura , Hiroyuki Okada
IPC分类号： G02F1/1335 , G02F1/13
CPC分类号： G02B5/3083 , B29D11/0073 , G02B5/3016 , G02F1/1335 , G02F1/133528 , G02F1/13363
摘要： There are provided a method of producing a polarizing plate with an optical compensation layer having excellent adhesiveness between a polarizer-protective film and a polarizer without deterioration of the optical compensation layer. The method of producing a polarizing plate with an optical compensation layer includes: laminating an optical compensation layer on one side of a polarizer-protective film via a photo-curing adhesive layer; irradiating UV light toward the other side of the polarizer-protective film by a metal halide lamp or an ultrahigh pressure mercury lamp; and laminating a polarizer on the side of the polarizer-protective film on which the optical compensation layer is not formed.
摘要翻译：提供了一种具有光学补偿层的偏光板的制造方法，该光学补偿层在偏振片保护膜和偏振片之间具有优异的粘附性，而不会使光学补偿层劣化。制造具有光学补偿层的偏光板的方法包括：通过光固化粘合剂层在偏振片保护膜的一侧层叠光学补偿层; 通过金属卤化物灯或超高压汞灯将紫外光照射到偏振器保护膜的另一侧; 并且在偏光镜保护膜的不形成有光学补偿层的一侧层叠偏振片。

4. 发明申请

US20090257017A1 METHOD OF PRODUCING POLARIZING PLATE WITH OPTICAL COMPENSATION LAYER AND IMAGE DISPLAY APPARATUS USING POLARIZING PLATE WITH OPTICAL COMPENSATION LAYER 有权
标题翻译：使用光学补偿层的偏光板制造具有光学补偿层的偏振片和图像显示装置的方法
公开(公告)号：US20090257017A1
公开(公告)日：2009-10-15
申请号：US12063167
申请日：2006-12-21
申请人： Yoshitsugu Kitamura , Hiroyuki Okada
发明人： Yoshitsugu Kitamura , Hiroyuki Okada
IPC分类号： G02B1/08 , G02B5/30 , B32B37/06
CPC分类号： G02B5/3083 , B29D11/0073 , G02B5/3016 , G02F1/1335 , G02F1/133528 , G02F1/13363
摘要： There are provided a method of producing a polarizing plate with an optical compensation layer having excellent adhesiveness between a polarizer-protective film and a polarizer without deterioration of the optical compensation layer. The method of producing a polarizing plate with an optical compensation layer includes: laminating an optical compensation layer on one side of a polarizer-protective film via a photo-curing adhesive layer; irradiating UV light toward the other side of the polarizer-protective film by a metal halide lamp or an ultrahigh pressure mercury lamp; and laminating a polarizer on the side of the polarizer-protective film on which the optical compensation layer is not formed.
摘要翻译：提供了一种具有光学补偿层的偏光板的制造方法，该光学补偿层在偏振片保护膜和偏振片之间具有优异的粘附性，而不会使光学补偿层劣化。制造具有光学补偿层的偏光板的方法包括：通过光固化粘合剂层在偏振片保护膜的一侧层叠光学补偿层; 通过金属卤化物灯或超高压汞灯将紫外光照射到偏振器保护膜的另一侧; 并且在偏光镜保护膜的不形成有光学补偿层的一侧层叠偏振片。

5. 发明授权

US07612845B2 Polarizing plate with an optical compensation layer, method of producing the same, and liquid crystal panel, liquid crystal display apparatus, and image display apparatus, using the polarizing plate with an optical compensation layer 失效
标题翻译：具有光学补偿层的偏光板，其制造方法以及液晶面板，液晶显示装置和图像显示装置，使用具有光学补偿层的偏振片
公开(公告)号：US07612845B2
公开(公告)日：2009-11-03
申请号：US11995402
申请日：2006-07-05
申请人： Takuya Mori , Yoshitsugu Kitamura , Mariko Hirai , Naoki Takahashi
发明人： Takuya Mori , Yoshitsugu Kitamura , Mariko Hirai , Naoki Takahashi
IPC分类号： G02F1/1335 , G02B5/30
CPC分类号： G02B5/305 , G02F1/133528 , G02F1/13363 , G02F2001/133635 , G02F2202/40 , G02F2413/04 , G02F2413/07 , G02F2413/10 , G02F2413/11 , G02F2413/13
摘要： There is provided a polarizing plate with optical compensation layers that contributes to reduction in thickness and has excellent heat resistance and moisture resistance. A polarizing plate with optical compensation layers according to an embodiment of the present invention includes: a polarizer; a first optical compensation layer;a second optical compensation layer; and a third optical compensation layer, in this order. The first optical compensation layer has a refractive index profile of nx>ny=nz, and an in-plane retardation Re1 of 200 to 300 nm; the second optical compensation layer has a refractive index profile of nx>ny=nz, and an in-plane retardation Re2 of 80 to 170 nm; and the third optical compensation layer is formed of a material exhibiting an optical negative uniaxial property, and the material is aligned so as to be inclined.
摘要翻译：提供了具有光学补偿层的偏光板，其有助于减小厚度并且具有优异的耐热性和耐湿性。根据本发明实施例的具有光学补偿层的偏振片包括：偏振器; 第一光学补偿层; 第二光学补偿层; 和第三光学补偿层。第一光学补偿层具有nx> ny = nz的折射率分布，并且面内延迟Re1为200〜300nm; 第二光学补偿层具有nx> ny = nz的折射率分布，并且面内延迟Re2为80〜170nm; 并且第三光学补偿层由表现出光学负单轴性质的材料形成，并且材料被对准以倾斜。

6. 发明申请

US20090128758A1 POLARIZING PLATE WITH AN OPTICAL COMPENSATION LAYER, METHOD OF PRODUCING THE SAME, AND LIQUID CRYSTAL PANEL, LIQUID CRYSTAL DISPLAY APPARATUS, AND IMAGE DISPLAY APPARATUS, USING THE POLARIZING PLATE WITH AN OPTICAL COMPENSATION LAYER 失效
标题翻译：具有光学补偿层的极化板，其制造方法和液晶板，液晶显示装置和图像显示装置，使用偏光板与光学补偿层
公开(公告)号：US20090128758A1
公开(公告)日：2009-05-21
申请号：US11995402
申请日：2006-07-05
申请人： Takuya Mori , Yoshitsugu Kitamura , Mariko Hirai , Naoki Takahashi
发明人： Takuya Mori , Yoshitsugu Kitamura , Mariko Hirai , Naoki Takahashi
IPC分类号： G02F1/13363 , G02B5/30 , B29D11/00
CPC分类号： G02B5/305 , G02F1/133528 , G02F1/13363 , G02F2001/133635 , G02F2202/40 , G02F2413/04 , G02F2413/07 , G02F2413/10 , G02F2413/11 , G02F2413/13
摘要： There is provided a polarizing plate with optical compensation layers that contributes to reduction in thickness and has excellent heat resistance and moisture resistance. A polarizing plate with optical compensation layers according to an embodiment of the present invention includes: a polarizer; a first optical compensation layer; a second optical compensation layer; and a third optical compensation layer, in this order. The first optical compensation layer has a refractive index profile of nx>ny=nz, and an in-plane retardation Re1 of 200 to 300 nm; the second optical compensation layer has a refractive index profile of nx>ny=nz, and an in-plane retardation Re2 of 80 to 170 nm; and the third optical compensation layer is formed of a material exhibiting an optical negative uniaxial property, and the material is aligned so as to be inclined.
摘要翻译：提供了具有光学补偿层的偏光板，其有助于减小厚度并且具有优异的耐热性和耐湿性。根据本发明实施例的具有光学补偿层的偏振片包括：偏振器; 第一光学补偿层; 第二光学补偿层; 和第三光学补偿层。第一光学补偿层具有nx> ny = nz的折射率分布，并且面内延迟Re1为200〜300nm; 第二光学补偿层具有nx> ny = nz的折射率分布，并且面内延迟Re2为80〜170nm; 并且第三光学补偿层由表现出光学负单轴性质的材料形成，并且材料被对准以倾斜。

7. 发明申请

US20090135343A1 POLARIZING PLATE WITH OPTICAL COMPENSATION LAYER AND IMAGE DISPLAY APPARATUS USING THE SAME 失效
标题翻译：具有光学补偿层的偏光板和使用其的图像显示装置
公开(公告)号：US20090135343A1
公开(公告)日：2009-05-28
申请号：US11994448
申请日：2006-11-24
申请人： Yoshitsugu Kitamura , Katsunori Takada
发明人： Yoshitsugu Kitamura , Katsunori Takada
IPC分类号： G02F1/13363 , G02B5/30
CPC分类号： G02B5/3083 , G02B5/3033 , G02F1/133528 , G02F1/13363 , G02F2001/133638 , G02F2201/50 , G02F2202/40 , G02F2413/03 , G02F2413/08 , G02F2413/11 , G02F2413/12 , G02F2413/13 , Y10T428/105
摘要： The polarizing plate with an optical compensation layer of the present invention includes: a hardcoat layer; a polarizer; a first optical compensation layer placed so that a slow axis thereof intersects with an absorption axis of the polarizer; and a second optical compensation layer placed so that a slow axis thereof intersects with the absorption axis of the polarizer in the stated order, wherein: the first optical compensation layer provides a substantially ½ retardation with respect to a wavelength of monochromatic light; the second optical compensation layer provides a substantially ¼ retardation with respect to a wavelength of monochromatic light; and the hardcoat layer contains urethaneacrylate, polyol (meth)acrylate, and (meth) acrylic polymer having an alkyl group containing at least two hydroxyl groups. The polarizing plate with an optical compensation layer of the present invention may suitably be used for various image display apparatuses (such as a liquid crystal display apparatus and a self-luminous display apparatus).
摘要翻译：具有本发明的光学补偿层的偏光板包括：硬涂层; 偏振片第一光学补偿层，其使得其慢轴与偏振器的吸收轴相交; 以及第二光学补偿层，以使得其慢轴与所述偏振器的吸收轴以所述顺序相交，其中：所述第一光学补偿层相对于单色光的波长提供大致1/2的延迟; 第二光学补偿层相对于单色光的波长提供基本上为1/4的延迟; 硬涂层含有氨基甲酸酯丙烯酸酯，多元醇（甲基）丙烯酸酯和具有至少两个羟基的烷基的（甲基）丙烯酸类聚合物。具有本发明的具有光学补偿层的偏振片可以适用于各种图像显示装置（例如液晶显示装置和自发光显示装置）。

8. 发明申请

US20090040611A1 POLARIZING PLATE, METHOD FOR PRODUCTION THEREOF, OPTICAL FILM, AND IMAGE DISPLAY DEVICE 审中-公开
标题翻译：极化板，其制造方法，光学膜和图像显示装置
公开(公告)号：US20090040611A1
公开(公告)日：2009-02-12
申请号：US12173453
申请日：2008-07-15
申请人： Yoshitsugu Kitamura , Tetsurou Ikeda , Nobuaki Iwamoto
发明人： Yoshitsugu Kitamura , Tetsurou Ikeda , Nobuaki Iwamoto
IPC分类号： G02B1/08 , G02B5/30 , B29D11/00
CPC分类号： B29D11/0073 , G02B1/105 , G02B1/14 , G02B5/3033
摘要： There are provided a polarizing plate that has excellent durability including both humidity resistance and heat resistance and is less likely to cause knick defects, and a method for production thereof. The polarizing plate includes: a polarizer including an iodine-containing polyvinyl alcohol resin and containing zinc; protective films each having a water-vapor permeability of 150 g/m2 per 24 hours or less in an atmosphere at 40° C. and 90% RH; and an adhesive including a polyvinyl alcohol resin, a crosslinking agent and a colloidal metal compound with an average particle size of 1 to 100 nm, wherein the protective films are bonded to both side of the polarizer with the adhesive interposed between the protective layer and the polarizer.
摘要翻译：提供了具有耐湿性和耐热性优异的耐久性并且不太可能引起小缺陷的偏振片及其制造方法。偏光板包括：包含含碘聚乙烯醇树脂并含有锌的偏振片; 在40℃和90％RH的气氛中，每24小时或更少的水蒸汽渗透性为150g / m 2的保护膜; 以及粘合剂，其包含平均粒径为1〜100nm的聚乙烯醇树脂，交联剂和胶态金属化合物，其中，所述保护膜粘合到所述偏振片的两面，所述粘合剂插入在所述保护层和偏光片。

9. 发明申请

US20080036954A1 Liquid Crystal Display 审中-公开
标题翻译：液晶显示器
公开(公告)号：US20080036954A1
公开(公告)日：2008-02-14
申请号：US11573736
申请日：2005-12-12
申请人： Naoki Takahashi , Takuya Mori , Masahiro Hata , Yoshitsugu Kitamura
发明人： Naoki Takahashi , Takuya Mori , Masahiro Hata , Yoshitsugu Kitamura
IPC分类号： G02F1/1335
CPC分类号： G02F1/133634 , G02F2001/133562 , G02F2001/133567
摘要： The liquid crystal display of the present invention comprises a liquid crystal cell; and a laminated optical film mounted together with a polarizing plate on each of both sides of the liquid crystal cell, the laminated optical film comprising a laminate that comprises: an optical film (1) obtained by stretching a polymer film comprising a polycarbonate resin and a styrene resin, wherein a photoelastic coefficient is 2.0×10−11 to 6.0×10−11 m2/N, and a three dimensional refractive index is controlled so that an Nz coefficient expressed with Nz=(nx1−nz1)/(nx1−ny1) satisfy a relationship of Nz≦0.9, and a front retardation (Re)=(nx1−ny1)×d1 satisfy a relationship of Re≧80 nm, an optical film (2) showing optically positive uniaxial property that satisfies a relationship of nx2>ny2≅nz2, and an optical film (3) formed of a material showing optically negative uniaxial property, and the material being tilting aligned. The liquid crystal display enables inhibition of coloring of display image for observation of a display picture in a diagonal direction to normal line of a screen, and enables display of an image having little gradation inversion areas, and that has outstanding durability.
摘要翻译：本发明的液晶显示器包括液晶单元; 以及与所述液晶单元的两侧的偏振板一起安装的层压光学薄膜，所述层压型光学薄膜包括层叠体，所述层叠型光学薄膜包括：光学薄膜（1），其通过将包含聚碳酸酯树脂和苯乙烯树脂，其中光弹性系数为2.0×10 -6〜6.0×10 -2 m 2 / N，三维折射率为被控制使得以Nz =（nx1-nz1 / 1）表示的Nz系数/（nx < SUB>）满足Nz <= 0.9的关系，并且前向延迟（Re）=（nx×1×1×1×x×1×1× 满足Re> = 80nm的关系，表现出光学正性单轴性质的光学膜（2），其满足关系nx <2 ny2 和由表现出光学上负的单轴性质的材料形成的光学膜（3），并且该材料被倾斜对齐。液晶显示器能够抑制用于观察与屏幕的法线对齐的方向的显示图像的显示图像的着色，并且能够显示具有很小渐变反转区域的图像，并且具有优异的耐久性。

10. 发明申请

US20060077320A1 Laminated optical film, elliptically polarizing plate, and image viewing display 审中-公开
标题翻译：层压光学薄膜，椭圆偏光板和图像观看显示
公开(公告)号：US20060077320A1
公开(公告)日：2006-04-13
申请号：US11247211
申请日：2005-10-12
申请人： Masahiro Hata , Yoshitsugu Kitamura
发明人： Masahiro Hata , Yoshitsugu Kitamura
IPC分类号： G02F1/1335
CPC分类号： G02B5/3083
摘要： A laminated optical film comprising a first optical film(1) obtained by stretching a polymer film comprising a polycarbonate resin and a styrene resin, wherein the absolute value of photoelastic coefficient is 2.0×10−11 to 6.0×10−11 m2/N, and the three dimensional refractive index is controlled, a second optical film (2) showing optically positive uniaxial property that satisfies nx2>ny2≅nz2, and a third optical film (3) formed of a material showing optically negative uniaxial property, and the material comprising a part being angularly aligned, and the thickness of the film is 30 to 90 μm, enables inhibition of coloring of display image for observation of a display picture in a diagonal direction to normal line of a screen, and enables display of an image having little gradation inversion areas, and that has outstanding durability.
摘要翻译：一种层压光学膜，包括通过拉伸包含聚碳酸酯树脂和苯乙烯树脂的聚合物膜获得的第一光学膜（1），其中光弹性系数的绝对值为2.0×10 -6〜并且三维折射率被控制，表现出光学上正的单轴性能的第二光学膜（2）满足n×2 和由表现出光学上负的单轴性质的材料形成的第三光学膜（3），并且该材料包括一部分成角度地对齐，膜的厚度为30〜90μm，能够抑制用于观察与屏幕的法线对置的对角线方向的显示图像的显示图像的着色，能够显示具有很小的灰度转换区域的图像，并且具有出色的耐久性。

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