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    METHOD FOR PRODUCING POLARIZING PLATE, POLARIZING PLATE, OPTICAL FILM, AND IMAGE DISPLAY
    1.
    发明申请
    METHOD FOR PRODUCING POLARIZING PLATE, POLARIZING PLATE, OPTICAL FILM, AND IMAGE DISPLAY 有权
    用于制造极化板，偏光板，光学膜和图像显示器的方法

    公开(公告)号：US20080112047A1

    公开(公告)日：2008-05-15

    申请号：US11938968

    申请日：2007-11-13

    申请人： Hiroaki Mizushima ,  Megumi Katou ,  Mizue Nagata ,  Takaaki Ishii ,  Daisuke Ogomi

    发明人： Hiroaki Mizushima ,  Megumi Katou ,  Mizue Nagata ,  Takaaki Ishii ,  Daisuke Ogomi

    IPC分类号： B32B17/08 ,  G02B5/30

    CPC分类号： B29D11/0073 ,  B29D11/00634 ,  G02B5/305 ,  G02B5/3083

    摘要： A method for producing a polarizing plate of the invention comprises bonding a transparent protective film (A) and another transparent protective film (B) to one side of a polarizer and to another side of the polarizer, respectively, with an adhesive, wherein the polarizer has a moisture content of 15 to 30% by weight, the transparent protective film (A) is made of the same quality material as the transparent protective film (B), the transparent protective film (A) is thicker than the transparent protective film (B), and the transparent protective film (A) has a moisture content higher than that of the transparent protective film (B). The polarizing plate obtained by the production method can suppress curling.

    摘要翻译： 本发明的偏振片的制造方法包括：将透明保护膜（A）和另一透明保护膜（B）分别粘合到偏振片的一面和偏振片的另一侧，其中所述偏振片 水分含量为15〜30重量％，透明保护膜（A）由与透明保护膜（B）相同质量的材料制成，透明保护膜（A）比透明保护膜（A）厚 B），并且透明保护膜（A）的水分含量高于透明保护膜（B）的水分含量。 通过该制造方法得到的偏光板可以抑制卷曲。

    Method for producing polarizing plate, polarizing plate, optical film, and image display
    2.
    发明授权
    Method for producing polarizing plate, polarizing plate, optical film, and image display 有权
    偏光板，偏光板，光学膜和图像显示器的制造方法

    公开(公告)号：US07576913B2

    公开(公告)日：2009-08-18

    申请号：US11938968

    申请日：2007-11-13

    申请人： Hiroaki Mizushima ,  Megumi Katou ,  Mizue Nagata ,  Takaaki Ishii ,  Daisuke Ogomi

    发明人： Hiroaki Mizushima ,  Megumi Katou ,  Mizue Nagata ,  Takaaki Ishii ,  Daisuke Ogomi

    IPC分类号： G02B5/30

    CPC分类号： B29D11/0073 ,  B29D11/00634 ,  G02B5/305 ,  G02B5/3083

    摘要： A method for producing a polarizing plate of the invention comprises bonding a transparent protective film (A) and another transparent protective film (B) to one side of a polarizer and to another side of the polarizer, respectively, with an adhesive, wherein the polarizer has a moisture content of 15 to 30% by weight, the transparent protective film (A) is made of the same quality material as the transparent protective film (B), the transparent protective film (A) is thicker than the transparent protective film (B), and the transparent protective film (A) has a moisture content higher than that of the transparent protective film (B). The polarizing plate obtained by the production method can suppress curling.

    摘要翻译： 本发明的偏振片的制造方法包括：将透明保护膜（A）和另一透明保护膜（B）分别粘合到偏振片的一面和偏振片的另一侧，其中所述偏振片 水分含量为15〜30重量％，透明保护膜（A）由与透明保护膜（B）相同质量的材料制成，透明保护膜（A）比透明保护膜（A）厚 B），并且透明保护膜（A）的水分含量高于透明保护膜（B）的水分含量。 通过该制造方法得到的偏光板可以抑制卷曲。

    Polarizing plate, manufacturing method thereof, optical film and image display
    3.
    发明授权
    Polarizing plate, manufacturing method thereof, optical film and image display 有权
    偏光板，其制造方法，光学膜和图像显示

    公开(公告)号：US08551612B2

    公开(公告)日：2013-10-08

    申请号：US12744601

    申请日：2008-11-19

    申请人： Megumi Katou ,  Hiroaki Mizushima ,  Mie Nakata ,  Takemichi Yoshida

    发明人： Megumi Katou ,  Hiroaki Mizushima ,  Mie Nakata ,  Takemichi Yoshida

    IPC分类号： G02F1/1335 ,  G02B5/30 ,  B32B37/12

    CPC分类号： G02B5/3033 ,  G02F1/133528 ,  G02F1/13363

    摘要： A polarizing plate of the present invention includes a polyvinyl alcohol-based polarizer; and transparent protective films provided on both sides of the polarizer with an adhesive layer interposed between the polarizer and each transparent protective film, wherein the transparent protective film on one side comprises a lactone ring structure-containing (meth)acrylic resin and has an in-plane retardation of less than 40 nm and a thickness direction retardation of less than 80 nm, and the transparent protective film on the other side is a retardation plate that comprises a cellulose ester and satisfies the relation: nx>ny>nz, wherein nx is a refractive index in an X-axis direction where the in-plane refractive index is maximum, ny is a refractive index in a Y-axis direction perpendicular to the X-axis, and nz is a refractive index in a Z-axis direction corresponding to the thickness direction. The polarizing plate can satisfy durability and display uniformity (unevenness).

    摘要翻译： 本发明的偏光板包括聚乙烯醇系偏振片， 以及设置在偏振片两侧的透明保护膜，其中夹在偏光镜和透明保护膜之间的粘合剂层，其中透明保护膜一侧包含含内酯环结构的（甲基）丙烯酸树脂， 平面延迟小于40nm，厚度方向延迟小于80nm，另一侧的透明保护膜是包含纤维素酯的相位差板，满足nx> ny> nz的关系，其中nx为 面内折射率最大的X轴方向的折射率，ny是与X轴垂直的Y轴方向的折射率，nz是与Z轴方向对应的折射率 到厚度方向。 偏振板可以满足耐久性和显示均匀性（不均匀性）。

    POLARIZING PLATE, MANUFACTURING METHOD THEREOF, OPTICAL FILM AND IMAGE DISPLAY
    4.
    发明申请
    POLARIZING PLATE, MANUFACTURING METHOD THEREOF, OPTICAL FILM AND IMAGE DISPLAY 有权
    偏光板，其制造方法，光学膜和图像显示

    公开(公告)号：US20100253884A1

    公开(公告)日：2010-10-07

    申请号：US12744601

    申请日：2008-11-19

    申请人： Megumi Katou ,  Hiroaki Mizushima ,  Mie Nakata ,  Takemichi Yoshida

    发明人： Megumi Katou ,  Hiroaki Mizushima ,  Mie Nakata ,  Takemichi Yoshida

    IPC分类号： G02F1/1335 ,  G02B5/30 ,  B32B37/00

    CPC分类号： G02B5/3033 ,  G02F1/133528 ,  G02F1/13363

    摘要： A polarizing plate of the present invention includes a polyvinyl alcohol-based polarizer; and transparent protective films provided on both sides of the polarizer with an adhesive layer interposed between the polarizer and each transparent protective film, wherein the transparent protective film on one side comprises a lactone ring structure-containing (meth)acrylic resin and has an in-plane retardation of less than 40 nm and a thickness direction retardation of less than 80 nm, and the transparent protective film on the other side is a retardation plate that comprises a cellulose ester and satisfies the relation: nx>ny>nz, wherein nx is a refractive index in an X-axis direction where the in-plane refractive index is maximum, ny is a refractive index in a Y-axis direction perpendicular to the X-axis, and nz is a refractive index in a Z-axis direction corresponding to the thickness direction. The polarizing plate can satisfy durability and display uniformity (unevenness).

    摘要翻译： 本发明的偏光板包括聚乙烯醇系偏振片， 以及设置在偏振片两侧的透明保护膜，其中夹在偏光镜和透明保护膜之间的粘合剂层，其中透明保护膜一侧包含含内酯环结构的（甲基）丙烯酸树脂， 平面延迟小于40nm，厚度方向延迟小于80nm，另一侧的透明保护膜是包含纤维素酯的相位差板，满足nx> ny> nz的关系，其中nx为 面内折射率最大的X轴方向的折射率，ny是与X轴垂直的Y轴方向的折射率，nz是与Z轴方向对应的折射率 到厚度方向。 偏振板可以满足耐久性和显示均匀性（不均匀性）。

    IODINE POLARIZING FILM AND METHOD FOR PRODUCING THEREOF
    5.
    发明申请
    IODINE POLARIZING FILM AND METHOD FOR PRODUCING THEREOF 有权
    碘偏光膜及其制造方法

    公开(公告)号：US20110205628A1

    公开(公告)日：2011-08-25

    申请号：US13124887

    申请日：2009-10-27

    申请人： Muniriding Yasen ,  Hiroaki Mizushima

    发明人： Muniriding Yasen ,  Hiroaki Mizushima

    IPC分类号： G02B5/30 ,  B29C55/04

    CPC分类号： G02B5/3033 ,  B29D11/00644

    摘要： An iodine polarizing film of the invention includes a polymer film and iodine adsorbed and oriented on the polymer film, wherein a iodine content of the polarizing film is within the range of 1.9 to 3% by weight per 2.85 mm3, a single transmittance of the polarizing film is within the range of 43 to 45%, and a ratio (A2/A1) of a crossed absorbance A2 at a wavelength of 610 nm to a crossed absorbance A1 at a wavelength of 480 nm is 1.16 or less.

    摘要翻译： 本发明的碘偏振膜包括聚合物膜和吸收并定向在聚合物膜上的碘，其中偏振膜的碘含量在2.85mm 3的1.9至3重量％的范围内，偏光的单透射率 膜在43〜45％的范围内，波长610nm处的交叉吸光度A2与波长480nm的交叉吸光度A1的比（A2 / A1）为1.16以下。

    PRESSURE-SENSITIVE ADHESIVE AND RETARDATION LAYER-ATTACHED POLARIZING PLATE, METHOD FOR MANUFACTURING THEREOF, OPTICAL FILM, AND IMAGE DISPLAY
    7.
    发明申请
    PRESSURE-SENSITIVE ADHESIVE AND RETARDATION LAYER-ATTACHED POLARIZING PLATE, METHOD FOR MANUFACTURING THEREOF, OPTICAL FILM, AND IMAGE DISPLAY 有权
    压敏粘合剂和延缓层附着的极化板，其制造方法，光学膜和图像显示

    公开(公告)号：US20100039590A1

    公开(公告)日：2010-02-18

    申请号：US12066462

    申请日：2006-09-28

    申请人： Minoru Miyatake ,  Hiroaki Mizushima ,  Yuusuke Toyama ,  Yuuji Saiki ,  Naoyuki Nitta

    发明人： Minoru Miyatake ,  Hiroaki Mizushima ,  Yuusuke Toyama ,  Yuuji Saiki ,  Naoyuki Nitta

    IPC分类号： G02F1/1335 ,  G02B1/08 ,  B32B37/00

    CPC分类号： C09J133/02 ,  C08K5/0025 ,  C09J129/04 ,  C09J133/06 ,  C09J133/08 ,  C09J2201/606 ,  G02B5/305 ,  Y10T156/10 ,  Y10T428/1059

    摘要： A pressure-sensitive adhesive and retardation layer-attached polarizing plate (4) of the invention comprises a retardation layer-attached polarizing plate (3) comprising a polarizing plate (2) that comprises an iodine-based polarizer (1) and a transparent protective film laminated on both sides of the polarizer (1); and a retardation layer provided on at least one of the transparent protective films; and an acrylic pressure-sensitive adhesive layer laminated on the retardation layer side of the retardation layer-attached polarizing plate (3), wherein the iodine-based polarizer (1) has a ratio (K/I), which is the content (% by weight) of potassium (K) to the content (% by weight) of iodine (I) in the polarizer, of 0.200 to 0.235, the polarizing plate (2) comprises the iodine-based polarizer (1) and the transparent protective film laminated with an adhesive layer formed from a water-soluble adhesive containing an acetoacetyl group-containing polyvinyl alcohol resin and a crosslinking agent, the retardation layer-attached polarizing plate (3) has a measured dimensional shrinkage of 0.5% or less in the direction of its absorption axis after it is allowed to stand at 80° C. for 24 hours, the pressure-sensitive adhesive and retardation layer-attached polarizing plate (4) has a single-piece transmittance of 41.0% to 43.2%. The pressure-sensitive adhesive and retardation layer-attached polarizing plate can resist a change in optical properties and keep visibility high, even under heated or humidified conditions.

    摘要翻译： 本发明的压敏粘合剂和相位差层附着的偏光板（4）包括具有偏振板（2）的延迟层附着的偏光板（3），该偏光板包括碘系偏振片（1）和透明保护膜 薄膜层压在偏振器（1）的两侧; 以及设置在所述透明保护膜中的至少一个上的延迟层; 以及层叠在相位差层附着的偏光板（3）的相位差层侧的丙烯酸系压敏粘合剂层，其中，所述碘系偏振片（1）的比例（K / I）为所述含量（％ （K）相对于偏振片中碘（I）的含量（重量％）为0.200〜0.235，偏振片（2）包含碘系偏振片（1）和透明保护膜 层压有由含有含乙酰乙酰基的聚乙烯醇树脂和交联剂的水溶性粘合剂形成的粘合剂层，所述延迟层附着的偏光板（3）的测定尺寸收缩率为0.5％以下， 其吸收轴在80℃静置24小时后，粘合剂和延迟层附着的偏光板（4）的单片透射率为41.0％〜43.2％。 压敏粘合剂和延迟层附着的偏光板即使在加热或加湿的条件下也能抵抗光学性能的变化并保持可见性。

    Polarizer, optical film using the same, and image display device using the same
    8.
    发明申请
    Polarizer, optical film using the same, and image display device using the same 有权
    偏振器，使用其的光学膜以及使用其的图像显示装置

    公开(公告)号：US20090002608A1

    公开(公告)日：2009-01-01

    申请号：US12230372

    申请日：2008-08-28

    申请人： Tadayuki Kameyama ,  Hiroaki Mizushima ,  Youichirou Sugino ,  Morimasa Wada

    发明人： Tadayuki Kameyama ,  Hiroaki Mizushima ,  Youichirou Sugino ,  Morimasa Wada

    IPC分类号： G02F1/1335 ,  G02B5/30 ,  H01J9/00

    CPC分类号： G02B5/3033 ,  H01L51/5281

    摘要： A polarizer that can be used for forming a liquid crystal display or an electroluminescent display with less display irregularities and excellent display characteristics is provided. The polarizer contains a dichroic material in a matrix, and its in-plane retardation at a measurement wavelength providing no absorption is in a range of 950 to 1350 nm. The measurement wavelength is preferably a wavelength that the dichroic material provides no absorption, and it is 1000 nm, for example.

    摘要翻译： 提供了可用于形成液晶显示器的偏振器或具有较少的显示不规则性和优异的显示特性的电致发光显示器。 偏振片包含矩阵中的二色性材料，在不具有吸收的测量波长上的面内相位差在950〜1350nm的范围内。 测定波长优选为二色性材料不吸收的波长，例如为1000nm。