公开(公告)号：US09519086B2

公开(公告)日：2016-12-13

申请号：US14372269

申请日：2012-12-20

Applicant: LINTEC Corporation

Inventor： Kentaro Kusama ,  Tomoo Orui ,  Kenta Tomioka ,  Satoru Shoshi

IPC: G02B5/02 ,  G02B26/02 ,  G02B1/04 ,  G02F1/1335

CPC classification number: G02B5/0257 ,  G02B1/04 ,  G02B5/021 ,  G02B5/0236 ,  G02B26/023 ,  G02F1/133504

Abstract: An anisotropic light diffusion film includes increased uniformity of the intensity of diffused light in the light diffusion angle region, and the light diffusion angle region has been effectively expanded. An anisotropic light diffusion film includes a first louver structure region and a second louver structure region, in which plural plate-shaped regions having different refractive indices are alternately arranged in parallel along any one direction along the film plane, sequentially from the lower side along the film thickness direction, and the anisotropic light diffusion film includes an overlapping louver structure region in which the upper end of the first louver structure region and the lower end of the second louver structure region overlap each other.

Abstract translation: 各向异性光扩散膜包括增加光扩散角区域中漫射光强度的均匀性，并且光扩散角区域已被有效地扩展。 各向异性光漫射膜包括第一百叶窗结构区域和第二百叶窗结构区域，其中具有不同折射率的多个板状区域沿着膜平面沿着任何一个方向平行地沿着沿着膜平面的下侧沿着 膜厚方向，各向异性光漫射膜包括第一百叶窗结构区域的上端和第二百叶窗结构区域的下端重叠的重叠百叶窗结构区域。

公开(公告)号：US20140340753A1

公开(公告)日：2014-11-20

申请号：US14372269

申请日：2012-12-20

Applicant: LINTEC Corporation

Inventor： Kentaro Kusama ,  Tomoo Orui ,  Kenta Tomioka ,  Satoru Shoshi

IPC: G02B5/02

CPC classification number: G02B5/0257 ,  G02B1/04 ,  G02B5/021 ,  G02B5/0236 ,  G02B26/023 ,  G02F1/133504

Abstract: Provided is an anisotropic light diffusion film in which uniformity of the intensity of diffused light in the light diffusion angle region has been increased, and the light diffusion angle region has been effectively expanded. Disclosed is an anisotropic light diffusion film having a first louver structure region and a second louver structure region, in which plural plate-shaped regions having different refractive indices are alternately arranged in parallel along any one direction along the film plane, sequentially from the lower side along the film thickness direction, the anisotropic light diffusion film having an overlapping louver structure region in which the upper end of the first louver structure region and the lower end of the second louver structure region overlap each other.

Abstract translation: 提供了一种各向异性光扩散膜，其中扩散光区域中的漫射光强度的均匀性已经增加，并且光扩散角区域已被有效地扩展。 公开了一种具有第一百叶窗结构区域和第二百叶窗结构区域的各向异性光扩散膜，其中具有不同折射率的多个板状区域沿着膜平面沿着任何一个方向平行地交替排列，从下侧开始 沿着膜厚方向，各向异性光扩散膜具有重叠的百叶窗结构区域，其中第一百叶窗结构区域的上端和第二百叶窗结构区域的下端彼此重叠。

公开(公告)号：US09523799B2

公开(公告)日：2016-12-20

申请号：US14372260

申请日：2012-12-20

Applicant: LINTEC Corporation

Inventor： Kentaro Kusama ,  Tomoo Orui ,  Kenta Tomioka ,  Satoru Shoshi

IPC: G02B5/02 ,  G02B26/02 ,  G02F1/1335

CPC classification number: G02B5/0268 ,  G02B5/021 ,  G02B5/0236 ,  G02B26/023 ,  G02F1/133504

Abstract: A method for producing a light diffusion film having first and second louver structure regions includes the following steps (a) to (d): (a) preparing a composition for light diffusion film; (b) applying the composition for light diffusion film, and forming a coating layer; (c) performing first active energy ray irradiation, and forming a first louver structure region in the lower part of the coating layer, while leaving a louver structure-unformed region in the upper part of the coating layer; and (d) performing second active energy ray irradiation, and forming a second louver structure region in the louver structure-unformed region.

Abstract translation: 一种具有第一和第二百叶窗结构区域的光扩散膜的制造方法，包括以下工序（a）〜（d）：（a）制备光扩散膜用组合物， （b）施加光扩散膜用组合物，形成被覆层; （c）进行第一活性能量射线照射，在涂层的下部形成第一百叶窗结构区域，同时在涂层的上部留下百叶窗结构未形成区域; 和（d）进行第二活性能量射线照射，并且在百叶窗结构未形成区域中形成第二百叶窗结构区域。

公开(公告)号：US10545267B2

公开(公告)日：2020-01-28

申请号：US16239800

申请日：2019-01-04

Applicant: LINTEC Corporation

Inventor： Kentaro Kusama ,  Baku Katagiri ,  Kenta Tomioka ,  Tomoo Orui ,  Satoru Shoshi

IPC: G02B5/02

Abstract: Provided are an optical diffusion film composed of a single layer, for which the optical diffusion incident angle region can be effectively expanded, and even when the incident angle of incident light is varied within the optical diffusion incident angle region, changes in the optical diffusion characteristics can be effectively suppressed; and a method for manufacturing the optical diffusion film.Disclosed is an optical diffusion film having, inside the film, a single optical diffusion layer having a first internal structure and a second internal structure, each of which include a plurality of regions having a relatively high refractive index in a region having a relatively low refractive index, sequentially from the lower part along the film thickness direction, and the regions having a relatively high refractive index in the first internal structure have a bent section at an intermediate point along the film thickness direction.

公开(公告)号：US10222522B2

公开(公告)日：2019-03-05

申请号：US15513059

申请日：2014-10-01

Applicant: LINTEC Corporation

Inventor： Kentaro Kusama ,  Baku Katagiri ,  Kenta Tomioka ,  Tomoo Orui ,  Satoru Shoshi

IPC: G02B5/02

Abstract: Provided are an optical diffusion film composed of a single layer, for which the optical diffusion incident angle region can be effectively expanded, and even when the incident angle of incident light is varied within the optical diffusion incident angle region, changes in the optical diffusion characteristics can be effectively suppressed; and a method for manufacturing the optical diffusion film.Disclosed is an optical diffusion film having, inside the film, a single optical diffusion layer having a first internal structure and a second internal structure, each of which include a plurality of regions having a relatively high refractive index in a region having a relatively low refractive index, sequentially from the lower part along the film thickness direction, and the regions having a relatively high refractive index in the first internal structure have a bent section at an intermediate point along the film thickness direction.

公开(公告)号：US10180762B2

公开(公告)日：2019-01-15

申请号：US15541131

申请日：2015-07-17

Applicant: LINTEC Corporation

Inventor： Masaya Todaka ,  Baku Katagiri ,  Kenta Tomioka ,  Tomoo Orui

IPC: C09J7/22 ,  G06F3/044 ,  C09J201/00 ,  C09J7/38

Abstract: Provided are a surface protection film which would stably display an image, and would stably attain a mirror state, and which would be stably operated without inhibiting display operability.Disclosed is a surface protection film including a resin film and a pressure-sensitive adhesive layer, in which the relative permittivity of the resin film is of 1.0 to 5.0, the reflectance is set to a value within the range of 20% to 80%, and the transmittance for light is of 20% to 80%.

公开(公告)号：US20140340752A1

公开(公告)日：2014-11-20

申请号：US14372260

申请日：2012-12-20

Applicant: LINTEC Corporation

Inventor： Kentaro Kusama ,  Tomoo Orui ,  Kenta Tomioka ,  Satoru Shoshi

IPC: G02B5/02

CPC classification number: G02B5/0268 ,  G02B5/021 ,  G02B5/0236 ,  G02B26/023 ,  G02F1/133504

Abstract: Provided are a method for producing a light diffusion film, capable of easily regulating the combination of the inclination angles of plural plate-shaped regions in plural louver structure regions, and also capable of efficiently producing a light diffusion film having increased uniformity of the intensity of diffused light in the light diffusion angle region, and an effectively expanded light diffusion angle region; and a light diffusion film thus obtained. Disclosed is a method for producing a light diffusion film having first and second louver structure regions, the method including the following steps (a) to (d): (a) preparing a composition for light diffusion film; (b) applying the composition for light diffusion film, and forming a coating layer; (c) performing first active energy ray irradiation, and forming a first louver structure region in the lower part of the coating layer, while leaving a louver structure-unformed region in the upper part of the coating layer; and (d) performing second active energy ray irradiation, and forming a second louver structure region in the louver structure-unformed region.

Abstract translation: 本发明提供一种光扩散膜的制造方法，其能够容易地调节多个百叶窗结构区域中的多个板状区域的倾斜角度的组合，并且还能够有效地制造具有均匀度增加的光扩散膜 扩散光在光扩散角区域中，并且有效地扩展光扩散角区域; 和由此获得的光漫射膜。 公开了一种具有第一和第二百叶窗结构区域的光漫射膜的制造方法，该方法包括以下步骤（a）至（d）：（a）制备光扩散膜组合物; （b）施加光扩散膜用组合物，形成被覆层; （c）进行第一活性能量射线照射，在涂层的下部形成第一百叶窗结构区域，同时在涂层的上部留下百叶窗结构未形成区域; 和（d）进行第二活性能量射线照射，并且在百叶窗结构未形成区域中形成第二百叶窗结构区域。