公开(公告)号：US09341882B2

公开(公告)日：2016-05-17

申请号：US14187902

申请日：2014-02-24

Applicant: FUJIFILM Corporation

Inventor： Mayumi Nojiri ,  Takahiro Ohno ,  Nobutaka Fukagawa ,  Yu Naito ,  Hiroyuki Ishikawa ,  Naoya Shimoju

IPC: C09K19/00 ,  G02F1/1335 ,  G02B5/30

CPC classification number: G02F1/133528 ,  G02B5/3025 ,  Y10T428/10 ,  Y10T428/1036 ,  Y10T428/1059 ,  Y10T428/1082 ,  Y10T428/2878 ,  Y10T428/31884

Abstract: Provided is a polarizing plate having improved single plate transmittance under high-temperature and high-humidity conditions, and a liquid crystal display device using the same. A laminate including a polarizer, and an adhesive layer adjoining to at least one surface of the polarizer, the adhesive layer containing a resin and a compound, etc. represented by the formula (1) below. In the formula (1), each of R1 and R3 independently represents a hydrogen atom, C1-20 straight-chain alkyl group, C3-20 branched alkyl group, C3-20 cycloalkyl group, C2-20 alkenyl group or C6-20 aromatic group, and R5 represents a substituent Formula (1) polarizing plate

Abstract translation: 本发明提供一种在高温高湿条件下单板透射率提高的偏光板及使用其的液晶显示装置。 包含偏振器的层压体和与偏振片的至少一个表面相邻的粘合层，由下式（1）表示的含有树脂和化合物的粘合剂层等。 在式（1）中，R 1和R 3各自独立地表示氢原子，C 1-20直链烷基，C 3-20支链烷基，C 3-20环烷基，C 2-20链烯基或C 6-20芳族 并且R 5表示取代基式（1）的偏振片

公开(公告)号：US10114160B2

公开(公告)日：2018-10-30

申请号：US15226462

申请日：2016-08-02

Applicant: FUJIFILM Corporation

Inventor： Mayumi Nojiri ,  Yu Naito ,  Nobutaka Fukagawa ,  Naoya Shimoju ,  Hiroyuki Ishikawa

IPC: G02B5/30 ,  G02F1/1335

Abstract: A polarizing plate has at least a polarizer layer including a polyvinyl alcohol film dyed with iodine and includes a compound exhibiting a polyiodide ion I5− forming ability in an iodide compound-containing solution.

公开(公告)号：US10059877B2

公开(公告)日：2018-08-28

申请号：US14887858

申请日：2015-10-20

Applicant: FUJIFILM Corporation

Inventor： Hiroshi Matsuyama ,  Ryoji Goto ,  Hiroyuki Ishikawa ,  Keita Takahashi ,  Taiji Katsumata

IPC: B32B27/08 ,  C09K19/04 ,  C09K19/38 ,  G02B5/30 ,  C09K19/34 ,  B32B27/30 ,  C09K19/30 ,  B32B23/04 ,  B32B23/08 ,  B32B23/20 ,  B32B33/00

CPC classification number: C09K19/3491 ,  B32B23/04 ,  B32B23/08 ,  B32B23/20 ,  B32B27/08 ,  B32B27/308 ,  B32B33/00 ,  B32B2250/24 ,  B32B2255/00 ,  B32B2255/10 ,  B32B2255/26 ,  B32B2305/55 ,  B32B2307/40 ,  B32B2307/4026 ,  B32B2307/42 ,  B32B2307/514 ,  B32B2307/706 ,  B32B2307/7246 ,  B32B2457/20 ,  C09K19/3001 ,  C09K19/3068 ,  C09K19/3477 ,  C09K19/348 ,  C09K19/3486 ,  C09K19/3494 ,  C09K19/3497 ,  C09K19/38 ,  C09K19/3823 ,  C09K19/3861 ,  C09K2019/0448 ,  C09K2019/3408 ,  G02B5/3016 ,  G02B5/305

Abstract: An optically anisotropic layer is formed by a liquid crystal compound represented by General Formula 1, in which the long axes of the molecules are oriented. wherein L1 and L2 independently represent a linking group having a carbonyl group; F1 and F2 independently represent an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, or a halogen atom; n and m independently represent an integer from 0 to 4; a and b independently represent an integer from 1 to 4; T1 and T2 independently represent a spacer portion including a straight chain or branched alkylene or alkylene oxide group having 2 to 20 carbon atoms; and Ar represents a divalent group having at least one aromatic ring selected from a group consisting of aromatic hydrocarbon rings and aromatic heterocycles, the number of Π electrons in the Ar group being 8 or greater.

公开(公告)号：US10007042B2

公开(公告)日：2018-06-26

申请号：US15266292

申请日：2016-09-15

Applicant: FUJIFILM Corporation

Inventor： Hiroyuki Ishikawa ,  Shinichi Morishima ,  Mitsuyoshi Ichihashi ,  Katsufumi Ohmuro ,  Akio Tamura ,  Wataru Hoshino

IPC: G02F1/1333 ,  G02B5/30 ,  C09K19/58 ,  C08F220/14 ,  C08F220/22 ,  C08F220/28 ,  G02F1/1335 ,  C09K19/32 ,  C09K19/34 ,  C09K19/52

CPC classification number: G02B5/3016 ,  C08F220/14 ,  C08F220/22 ,  C08F220/28 ,  C08F2220/281 ,  C09K19/322 ,  C09K19/3405 ,  C09K19/348 ,  C09K19/586 ,  C09K19/588 ,  C09K2019/323 ,  C09K2019/328 ,  C09K2019/3408 ,  C09K2019/3433 ,  C09K2019/528 ,  G02B5/30 ,  G02F1/133553 ,  G02F2001/133507 ,  G02F2201/343

Abstract: There is provided a composition containing a discotic liquid crystal compound, a chiral agent, and a surfactant which can form a light reflecting layer formed by fixing a cholesteric liquid crystalline phase, which exhibits excellent durability under a hot and humid environment and excellent heat resistance, and has few alignment defects; a light reflecting film; a luminance-improving film; a backlight unit; and a liquid crystal display device.

公开(公告)号：US09256099B2

公开(公告)日：2016-02-09

申请号：US14190943

申请日：2014-02-26

Applicant: FUJIFILM Corporation

Inventor： Mayumi Nojiri ,  Takahiro Ohno ,  Nobutaka Fukagawa ,  Yu Naito ,  Hiroyuki Ishikawa ,  Naoya Shimoju

IPC: C09K19/00 ,  G02F1/1335 ,  G02B5/30 ,  C08L1/10 ,  C08L1/12 ,  C08K5/3462

CPC classification number: G02F1/133528 ,  C08K5/3462 ,  C08L1/10 ,  C08L1/12 ,  G02B5/3033 ,  Y10T428/1041 ,  C08L29/04

Abstract: Provided is a polarizer durable against high-temperature and high-humidity conditions, small in changes in the single plate transmittance, and a liquid crystal display device. A polarizer including a polyvinyl alcohol-based resin, a dichroic colorant, and a compound, etc. represented by the formula (1) below, the content of the compound represented by the formula (1) being 0.01 to 30 parts by mass relative to 100 parts by mass of the polyvinyl alcohol-based resin. In the formula (1) , each of R1 and R3 independently represents a hydrogen atom, C1-20 straight-chain alkyl group, C3-20 branched alkyl group, C3-20 cycloalkyl group, C2-20 alkenyl group or C6-20 aromatic group, and R5 represents a substituent.

Abstract translation: 本发明提供一种耐高温高湿条件，单板透射率变化小的偏振片和液晶显示装置。 由下式（1）表示的包含聚乙烯醇类树脂，二色性着色剂和化合物等的偏振片，相对于式（1）表示的化合物的含量为0.01〜30质量份 100质量份聚乙烯醇系树脂。 在式（1）中，R 1和R 3各自独立地表示氢原子，C 1-20直链烷基，C 3-20支链烷基，C 3-20环烷基，C 2-20链烯基或C 6-20芳族 基团，R 5表示取代基。

公开(公告)号：US10001674B2

公开(公告)日：2018-06-19

申请号：US15231057

申请日：2016-08-08

Applicant: FUJIFILM Corporation

Inventor： Jun Takeda ,  Yuki Matsuda ,  Nobuyuki Akutagawa ,  Kotaro Yasuda ,  Katsufumi Ohmuro ,  Hideyuki Nishikawa ,  Akiko Watano ,  Yukito Saitoh ,  Mitsuyoshi Ichihashi ,  Wataru Hoshino ,  Hiroyuki Ishikawa

IPC: G02F1/1333 ,  G02F1/13363 ,  B29D11/00 ,  G02B5/30 ,  C09K19/18 ,  C09K19/20 ,  C09K19/36 ,  C09K19/38 ,  C09K19/50 ,  G02F1/1337 ,  C09K19/24 ,  C09K19/34 ,  C09K19/54 ,  C09K19/56 ,  C09K19/60 ,  G02F1/1335 ,  C09K19/04

CPC classification number: G02F1/13363 ,  B29D11/00644 ,  B29D11/00788 ,  C09K19/18 ,  C09K19/2007 ,  C09K19/2014 ,  C09K19/24 ,  C09K19/3486 ,  C09K19/36 ,  C09K19/3823 ,  C09K19/3852 ,  C09K19/50 ,  C09K19/544 ,  C09K19/56 ,  C09K19/601 ,  C09K2019/0429 ,  C09K2019/0448 ,  C09K2019/188 ,  C09K2019/2078 ,  C09K2019/3408 ,  G02B5/3016 ,  G02F1/133536 ,  G02F1/133602 ,  G02F1/133615 ,  G02F1/133617 ,  G02F1/13362 ,  G02F1/133621 ,  G02F1/133784 ,  G02F1/133788 ,  G02F2001/133507 ,  G02F2001/133545 ,  G02F2001/133614 ,  G02F2001/133638 ,  G02F2202/022 ,  G02F2202/36 ,  G02F2203/05 ,  G02F2413/01 ,  G02F2413/05

Abstract: Provided are a brightness enhancement film including a λ/4 plate, and a reflection polarizer, in which the reflection polarizer includes at least two light reflection layers formed by immobilizing a cholesteric liquid crystalline phase, one light reflection layer of the reflection layers is a layer formed of a polymerizable liquid crystal composition containing a rod-like liquid crystal compound, and the other light reflection layer is a layer formed of a polymerizable liquid crystal composition containing a disk-like liquid crystal compound, and an optical sheet member including the brightness enhancement film, and a liquid crystal display device including the optical sheet member. The brightness enhancement film of the present invention has high brightness and is able to suppress an oblique change in the shade at the time of being incorporated in a liquid crystal display device.

公开(公告)号：US09778509B2

公开(公告)日：2017-10-03

申请号：US15165453

申请日：2016-05-26

Applicant: FUJIFILM Corporation

Inventor： Hiroyuki Ishikawa

IPC: G02F1/1335 ,  B82Y30/00 ,  F21V8/00 ,  C09K11/02 ,  F21V9/16 ,  B82Y20/00

CPC classification number: G02F1/133609 ,  B82Y20/00 ,  B82Y30/00 ,  C09K11/02 ,  C09K11/70 ,  F21V9/30 ,  G02B6/00 ,  G02B6/0026 ,  G02B6/005 ,  G02F1/133621 ,  G02F2001/133614 ,  G02F2001/133624 ,  G02F2202/36 ,  Y10S977/774

Abstract: One embodiment of the present invention relates to an optical conversion member including an optical conversion layer containing a quantum dot emitting fluorescent light which is excited by incident excitation light, in which the optical conversion layer contains a quantum dot and polyorganosilsesquioxane, and an adjacent inorganic layer is directly in contact with the optical conversion layer.

公开(公告)号：US11072741B2

公开(公告)日：2021-07-27

申请号：US16042224

申请日：2018-07-23

Applicant: FUJIFILM Corporation

Inventor： Hiroshi Matsuyama ,  Ryoji Goto ,  Hiroyuki Ishikawa ,  Keita Takahashi ,  Taiji Katsumata

IPC: C09K19/34 ,  C09K19/38 ,  B32B27/30 ,  B32B23/04 ,  B32B23/08 ,  B32B23/20 ,  C09K19/30 ,  G02B5/30 ,  B32B27/08 ,  B32B33/00 ,  C09K19/04

Abstract: An optically anisotropic layer is formed by a liquid crystal compound represented by General Formula 1, in which the long axes of the molecules are oriented. wherein L1 and L2 independently represent a linking group having a carbonyl group; F1 and F2 independently represent an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, or a halogen atom; n and m independently represent an integer from 0 to 4; a and b independently represent an integer from 1 to 4; T1 and T2 independently represent a spacer portion including a straight chain or branched alkylene or alkylene oxide group having 2 to 20 carbon atoms; and Ar represents a divalent group having at least one aromatic ring selected from a group consisting of aromatic hydrocarbon rings and aromatic heterocycles, the number of Π electrons in the Ar group being 8 or greater.

公开(公告)号：US09829615B2

公开(公告)日：2017-11-28

申请号：US15052312

申请日：2016-02-24

Applicant: FUJIFILM Corporation

Inventor： Akiko Watano ,  Yukito Saitoh ,  Katsufumi Ohmuro ,  Mitsuyoshi Ichihashi ,  Hiroyuki Ishikawa ,  Kotaro Yasuda ,  Hideyuki Nishikawa ,  Yuki Matsuda ,  Wataru Hoshino

IPC: G02B5/30 ,  G02B5/26 ,  G02F1/1335 ,  G02F1/13363

CPC classification number: G02B5/3041 ,  G02B5/26 ,  G02B5/3016 ,  G02F1/133536 ,  G02F1/133603 ,  G02F1/133621 ,  G02F1/13363 ,  G02F1/133634 ,  G02F2001/133543 ,  G02F2001/133614 ,  G02F2001/133638

Abstract: The present invention provides a luminance-enhancing film including a λ/4 plate, and a reflection polarizer, including a first light reflection layer, a second light reflection layer, and a third light reflection layer from the λ/4 plate side sequentially, the light reflection layers being light reflection layers formed by fixing a cholesteric liquid crystalline phase, and including blue, green and red light reflection layers, and Rth(550) of the first light reflection layer and Rth(550) of the second light reflection layer having inverse signs; and a luminance-enhancing film including a λ/4 plate and a reflection polarizer including at least a light reflection layer formed of a rod-like cholesteric liquid crystal material and a light reflection layer formed of a disk-like cholesteric liquid crystal material. The luminance-enhancing film has high luminance and is able to suppress an oblique change in the color.