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    PRESSURE-SENSITIVE ADHESIVE FOR APPLYING OPTICALLY FUNCTIONAL FILM, OPTICALLY FUNCTIONAL FILM AND PRODUCTION PROCESS FOR THE SAME
    1.
    发明申请
    PRESSURE-SENSITIVE ADHESIVE FOR APPLYING OPTICALLY FUNCTIONAL FILM, OPTICALLY FUNCTIONAL FILM AND PRODUCTION PROCESS FOR THE SAME 有权
    用于应用光学功能膜的压敏粘合剂，光学功能膜及其制备方法

    公开(公告)号：US20070267133A1

    公开(公告)日：2007-11-22

    申请号：US11746830

    申请日：2007-05-10

    申请人： Tadashi MATANO ,  Koichi Nagamoto ,  Yasuaki Aso ,  Kentaro Kusama

    发明人： Tadashi MATANO ,  Koichi Nagamoto ,  Yasuaki Aso ,  Kentaro Kusama

    IPC分类号： B32B37/00

    CPC分类号： G02F1/133502 ,  B32B37/12 ,  B32B2457/20 ,  C08K5/5435 ,  C08K7/00 ,  C08L83/04 ,  C08L2312/06 ,  C08L2312/08 ,  C09J7/20 ,  C09J133/02 ,  C09J2205/102 ,  C09J2205/31 ,  C09J2433/00 ,  G02F1/1333 ,  G02F2201/38 ,  G02F2202/28

    摘要： Provided are a pressure-sensitive adhesive for applying an optically functional film by which adhesion can be carried out with good durability in adhesion of a polarizing plate, particularly a polarizing plate integrated with a viewing angle expanding film with a liquid crystal cell, adhesion of a polarizing plate with a retardation film, adhesion of a retardation film with a retardation film and adhesion of a retardation film with a liquid crystal cell and which endows a liquid crystal display with even brightness without bringing about bubbles in a pressure-sensitive adhesive layer and an uneven luminance even after the passage of time, an optically functional film and a production process for the same.The above pressure-sensitive adhesive for applying an optically functional film comprises a pressure-sensitive adhesive resin and fine particles having an average particle diameter of 0.1 to 20 μm, wherein a storage elastic modulus (G′) at 23° C. is 0.3 to 15 MPa, and a haze value is 5% or more.

    摘要翻译： 提供了一种用于施加光学功能膜的压敏粘合剂，通过该粘合剂可以在偏振片，特别是与具有液晶单元的视角扩展膜一体化的偏振片的粘附性方面具有良好的耐久性进行粘合，粘合剂 具有延迟膜的偏振片，延迟膜与相位差膜的粘附性以及相位差膜与液晶单元的粘附性，并且使得液晶显示器具有均匀的亮度，而不会在压敏粘合剂层中产生气泡，并且 即使经过时间后的不均匀亮度，光学功能膜及其制造方法也是如此。 上述用于施加光学功能膜的压敏粘合剂包括压敏粘合剂树脂和平均粒径为0.1至20μm的细颗粒，其中23℃下的储能弹性模量（G'）为0.3至 15MPa，雾度值为5％以上。

    PRESSURE-SENSITIVE ADHESIVE FOR APPLYING OPTICALLY FUNCTIONAL FILM, OPTICALLY FUNCTIONAL FILM AND PRODUCTION PROCESS FOR THE SAME
    3.
    发明申请
    PRESSURE-SENSITIVE ADHESIVE FOR APPLYING OPTICALLY FUNCTIONAL FILM, OPTICALLY FUNCTIONAL FILM AND PRODUCTION PROCESS FOR THE SAME 有权
    用于应用光学功能膜的压敏粘合剂，光学功能膜及其制备方法

    公开(公告)号：US20080023132A1

    公开(公告)日：2008-01-31

    申请号：US11778214

    申请日：2007-07-16

    申请人： Toru SANO ,  Koichi Nagamoto ,  Kentaro Kusama

    发明人： Toru SANO ,  Koichi Nagamoto ,  Kentaro Kusama

    IPC分类号： B29C65/14 ,  C08F120/06 ,  C09J5/00

    CPC分类号： C09J11/06 ,  C08K5/19 ,  C08K5/3415 ,  C08L33/04 ,  C08L2666/04 ,  C09J133/066

    摘要： Provided is a pressure-sensitive adhesive for an optically functional film which can carry out adhesion with a good durability in adhesion of an optically functional film such as adhesion of a polarizing plate, particularly a polarizing plate integrated with a viewing angle expanding film and the like with a liquid crystal cell, adhesion of a polarizing plate with a retardation film, adhesion of a retardation film with a retardation film and adhesion of a retardation film with a liquid crystal cell and which has the characteristics that a liquid crystal display obtained therefrom is less liable to cause light leakage even under the environment of high temperature and high humidity and that static electricity is less liable to be produced when peeling off a release film from a pressure-sensitive adhesive layer.The pressure-sensitive adhesive for applying an optically functional film comprises a pressure-sensitive adhesive resin and an antistatic agent, wherein a storage elastic modulus (G′) at 23° C. is 0.3 MPa or more, and a charged voltage on the surface of a layer comprising the above pressure-sensitive adhesive which is measured 5 seconds later since peeling off a release film brought into contact with the above pressure-sensitive adhesive layer under the environment of 23° C. and a relative humidity of 50% is 1.0 kV or less.

    摘要翻译： 提供一种用于光学功能膜的粘合剂，其可以在光学功能膜的粘附性方面具有良好的耐久性，例如粘合偏振片，特别是与视角扩展膜一体化的偏振片等 具有液晶单元，偏振板与延迟膜的粘合，相位差膜与延迟膜的粘合性以及相位差膜与液晶单元的粘附性，具有由其获得的液晶显示器的特性较小 即使在高温高湿的环境下也容易引起漏光，并且当从压敏粘合剂层剥离剥离膜时静电不易产生。 用于施加光学功能膜的压敏粘合剂包括压敏粘合剂树脂和抗静电剂，其中23℃下的储能弹性模量（G'）为0.3MPa以上，表面上的充电电压 包含上述压敏粘合剂的层，其在23℃，相对湿度为50％的环境下剥离与上述压敏粘合剂层接触的剥离膜5秒钟后测量为1.0 kV以下。

    Pressure-sensitive adhesive for applying optically functional film, optically functional film and production process for the same
    4.
    发明授权
    Pressure-sensitive adhesive for applying optically functional film, optically functional film and production process for the same 有权
    用于施加光学功能膜的压敏粘合剂，光学功能膜及其制备方法

    公开(公告)号：US07892394B2

    公开(公告)日：2011-02-22

    申请号：US11778214

    申请日：2007-07-16

    申请人： Toru Sano ,  Koichi Nagamoto ,  Kentaro Kusama

    发明人： Toru Sano ,  Koichi Nagamoto ,  Kentaro Kusama

    IPC分类号： B29C65/00 ,  B32B37/00 ,  B32B38/04 ,  C09J5/10 ,  C04B37/00 ,  C08J3/28

    CPC分类号： C09J11/06 ,  C08K5/19 ,  C08K5/3415 ,  C08L33/04 ,  C08L2666/04 ,  C09J133/066

    摘要： Provided is a pressure-sensitive adhesive for an optically functional film which can carry out adhesion with a good durability in adhesion of an optically functional film such as adhesion of a polarizing plate, particularly a polarizing plate integrated with a viewing angle expanding film and the like with a liquid crystal cell, adhesion of a polarizing plate with a retardation film, adhesion of a retardation film with a retardation film and adhesion of a retardation film with a liquid crystal cell and which has the characteristics that a liquid crystal display obtained therefrom is less liable to cause light leakage even under the environment of high temperature and high humidity and that static electricity is less liable to be produced when peeling off a release film from a pressure-sensitive adhesive layer.The pressure-sensitive adhesive for applying an optically functional film comprises a pressure-sensitive adhesive resin and an antistatic agent, wherein a storage elastic modulus (G′) at 23° C. is 0.3 MPa or more, and a charged voltage on the surface of a layer comprising the above pressure-sensitive adhesive which is measured 5 seconds later since peeling off a release film brought into contact with the above pressure-sensitive adhesive layer under the environment of 23° C. and a relative humidity of 50% is 1.0 kV or less.

    摘要翻译： 提供一种用于光学功能膜的粘合剂，其可以在光学功能膜的粘附性方面具有良好的耐久性，例如粘合偏振片，特别是与视角扩展膜一体化的偏振片等 具有液晶单元，偏振板与延迟膜的粘合，相位差膜与延迟膜的粘合性以及相位差膜与液晶单元的粘附性，具有由其获得的液晶显示器的特性较小 即使在高温高湿的环境下也容易引起漏光，并且当从压敏粘合剂层剥离剥离膜时静电不易产生。 用于施加光学功能膜的压敏粘合剂包括压敏粘合剂树脂和抗静电剂，其中23℃下的储能弹性模量（G'）为0.3MPa以上，表面上的充电电压 包含上述压敏粘合剂的层，其在23℃，相对湿度为50％的环境下剥离与上述压敏粘合剂层接触的剥离膜5秒钟后测量为1.0 kV以下。