公开(公告)号：US10521062B2

公开(公告)日：2019-12-31

申请号：US16095749

申请日：2017-04-21

申请人： ZEON CORPORATION

发明人： Hiromasa Hashimoto ,  Kazuhiro Osato ,  Takao Kobayashi

IPC分类号： G06F3/044 ,  G02B5/30 ,  G02F1/1333 ,  H01L27/32 ,  H01L51/50 ,  G06F3/041 ,  H05B33/02 ,  G02F1/13363 ,  G09F9/00

摘要： A film sensor member for disposing on a visually recognizing side of a linear polarizer in an image display device including the linear polarizer, the member including a transparent electroconductive layer, a λ/4 plate, and a λ/2 plate in this order from the visually recognizing side, wherein the λ/4 plate is formed of a first thermoplastic resin containing an amorphous polymer having a glass transition temperature of 150° C. or higher or a crystallizable polymer having a melting point of 250° C. or higher, the λ/2 plate includes, in this order, a first outer layer formed of a second thermoplastic resin, an intermediate layer formed of a third thermoplastic resin containing an ultraviolet absorber, and a second outer layer formed of a fourth thermoplastic resin, and the λ/2 plate has an NZ factor of 1.1 to 3.0.

公开(公告)号：US10522793B2

公开(公告)日：2019-12-31

申请号：US15776575

申请日：2016-11-14

申请人： ZEON CORPORATION

发明人： Hiromasa Hashimoto ,  Masaru Kikukawa

IPC分类号： H01L51/52 ,  B32B7/12 ,  B32B27/08 ,  G02B1/111 ,  G02B5/30

摘要： A multilayer film for an organic electroluminescent display device, the multilayer film including: a phase difference film; and a barrier layer directly disposed on a surface of the phase difference film, wherein the phase difference film includes one or more layers of a resin A as a layer in direct contact with the barrier layer, the resin A includes a crystallizable polymer A having a melting point of 250° C. or higher, and the layer of the resin A has a specific value of in-plane retardation Re measured with light having a wavelength of 590 nm at 23° C., and an absolute value of a photoelastic coefficient of 2.0×10−11 Pa−1 or less; a production method therefor; and use thereof.

公开(公告)号：US10207474B2

公开(公告)日：2019-02-19

申请号：US15541479

申请日：2016-01-20

申请人： ZEON CORPORATION

发明人： Hiromasa Hashimoto ,  Masakazu Saito

IPC分类号： G02F1/13363 ,  B32B7/02 ,  G02B5/30 ,  H01L51/52

摘要： A multilayer film including: a first long-length substrate; and an optically anisotropic layer that is formed directly on the first substrate and contains cured liquid crystal molecules, wherein the first substrate has an Nz factor of 1.1 to 3.0, variation of orientation angle of 1.0° or less, and an orientation-regulating force caused by stretching, and an angle formed between a slow axis of the first substrate and a widthwise direction of the first substrate is 0° or more and less than 90°; and manufacturing method and use thereof.

公开(公告)号：US10386679B2

公开(公告)日：2019-08-20

申请号：US15566862

申请日：2016-04-20

申请人： ZEON CORPORATION

发明人： Taku Hatano ,  Masakazu Saito ,  Hiromasa Hashimoto

IPC分类号： G02F1/13363 ,  H01L51/50 ,  G02F1/1335 ,  G02B5/30 ,  H01L51/52

摘要： A multilayer film including a first substrate and an optically anisotropic layer that is formed directly on the first substrate and contains cured liquid crystal molecules, wherein the first substrate has an orientation regulating force, and the first substrate has a tensile elastic modulus at 23° C. of 2,500 MPa or more.

公开(公告)号：US10895783B2

公开(公告)日：2021-01-19

申请号：US16274915

申请日：2019-02-13

申请人： ZEON CORPORATION

发明人： Shunsuke Yamanaka ,  Masakazu Saito ,  Hiromasa Hashimoto

IPC分类号： G02F1/13363 ,  G02B5/30

摘要： A multilayer film including: a first long-length substrate; and an optically anisotropic layer that is formed directly on the first substrate and contains cured liquid-crystal molecules, wherein the first substrate has an orientation-controlling force caused by stretching, and a slow axis of the first substrate is different from a lengthwise direction of the first substrate; an optically anisotropic laminate, a circular polarizing plate, and an organic EL display device having the anisotropic layer; as well as manufacturing method thereof.

公开(公告)号：US10705385B2

公开(公告)日：2020-07-07

申请号：US16464764

申请日：2017-11-28

申请人： ZEON CORPORATION

发明人： Hiromasa Hashimoto ,  Masakazu Saito

IPC分类号： G02F1/13363 ,  G02B5/30 ,  H01L27/32 ,  H01L51/50 ,  G06F3/044 ,  G09F9/30 ,  G02F1/1335

摘要： An optical layered body including a substrate layer, and an optically anisotropic layer containing at least one liquid crystal cured layer, wherein a light transmittance of the substrate layer at a wavelength of 390 nm is 1% or less, and an in-plane retardation Re0(450) at a wavelength 450 nm before the optical layered body is exposed to the xenon lamp, an in-plane retardation Re0(550) at a wavelength 550 nm before the optical layered body is exposed to the xenon lamp, an in-plane retardation Re300(450) at the wavelength 450 nm after the optical layered body was exposed to the xenon lamp for 300 hours, and an in-plane retardation Re300(550) at the wavelength 550 nm after the optical layered body was exposed to the xenon lamp for 300 hours satisfy the following formulae (1) and (2): 0.95≤Re300(450)/Re0(450)≤1.05  (1), 0.95≤Re300(550)/Re0(550)≤1.05  (2).