公开(公告)号：US20190391297A1

公开(公告)日：2019-12-26

申请号：US16564577

申请日：2019-09-09

Applicant: FUJIFILM Corporation

Inventor： Ryuji SANETO ,  Shuntaro IBUKI ,  Shusuke ARITA ,  Yuta FUKUSHIMA

IPC: G02B1/118

Abstract: A laminate includes a substrate; and a layer (a) containing particles forming a specific uneven shape, the number of particles present on the surface of the layer (a) is 6.3 to 20 per 1 μm2, and a heat shrinkage rate of the laminate in a case of being heated for one hour at a glass transition temperature of the substrate +10° C. is 20% or more and less than 70%. An antireflection product has a three-dimensional curved surface having a curvature radius of 1 to 1,000 mm, and has a specific uneven shape formed of particles on the three-dimensional curved surface, the number of metal oxide particles present on the three-dimensional curved surface is 9 to 40 per 1 μm2, and a difference between a maximum value and a minimum value of reflectivities is less than 1.2%.

公开(公告)号：US20160299260A1

公开(公告)日：2016-10-13

申请号：US15096781

申请日：2016-04-12

Applicant: FUJIFILM Corporation

Inventor： Shuntaro IBUKI ,  Makoto UCHIMURA ,  Miho ASAHI

IPC: G02B1/118 ,  B05D5/06 ,  B05D3/00

CPC classification number: G02B1/118 ,  C03C17/007 ,  G02B1/11 ,  G02B1/113 ,  H01J29/896 ,  H01J2229/8913 ,  Y10T428/10

Abstract: There is provided a method of manufacturing a specific antireflection article, the method including: applying, on the substrate, an antireflection layer-forming composition containing: specific binders, specific metal oxide particles, a metal chelate catalyst, and a solvent to dispose a first particle group composed of metal oxide particles which form a convex portion having an unevenness shape, and a second particle group composed of metal oxide particles between the first particle group and the substrate; volatilizing and drying the solvent; and heating and curing the binder (a) and the binder (b) after the volatilizing and drying of the solvent.

Abstract translation: 提供一种制造特定抗反射物品的方法，该方法包括：在基材上涂布抗反射层形成组合物，该组合物含有：特定粘合剂，特定金属氧化物颗粒，金属螯合催化剂和溶剂，以配置第一 由形成具有凹凸形状的凸部的金属氧化物粒子构成的粒子群和由第一粒子群和基底之间的金属氧化物粒子构成的第二粒子群; 挥发和干燥溶剂; 并在溶剂的挥发和干燥之后加热和固化粘合剂（a）和粘合剂（b）。

公开(公告)号：US20160091635A1

公开(公告)日：2016-03-31

申请号：US14869252

申请日：2015-09-29

Applicant: FUJIFILM CORPORATION

Inventor： Shuntaro IBUKI ,  Yutaka ADEGAWA

IPC: G02B1/118 ,  B08B1/00 ,  G02B1/14

CPC classification number: G02B1/118 ,  B08B1/006

Abstract: There is provided an antireflection film including an unevenness structure having an average cycle shorter than a visible light wavelength on a transparent substrate film, wherein in the unevenness structure, an average aspect ratio of an average height of convex portions or an average depth of concave portions to an average cycle is from 1.0 to 3.0, a water contact angle to an unevenness structure surface is 100° or more, and a specular reflectance is 2.0% or less.

Abstract translation: 提供一种防反射膜，其具有在透明基板膜上具有比可见光波长短的平均周期的凹凸结构，其中在凹凸结构中，凸部的平均高度的平均纵横比或凹部的平均深度 平均循环为1.0〜3.0，与凹凸结构面的水接触角为100°以上，镜面反射率为2.0％以下。

公开(公告)号：US20190310396A1

公开(公告)日：2019-10-10

申请号：US16437378

申请日：2019-06-11

Applicant: FUJIFILM Corporation

Inventor： Ayako MATSUMOTO ,  Shuntaro IBUKI ,  Chihiro MASUDA

IPC: G02B1/14 ,  C08J7/04 ,  B05D3/12

Abstract: An optical film has a base material and a hardcoat layer, in which a pencil hardness is 2H or higher, the number of times of folding endurance measured by an MIT tester is 1000 or more, an incident ray is made incident on the optical film from −60° with respect to a normal direction of the optical film, an angle width within which 10% of outgoing ray peak intensity is obtained is 6° or less, and an intensity of outgoing ray at 50° from the normal direction is 1% or less of the outgoing ray peak intensity. A method for manufacturing an optical film has a step of applying a hardcoat layer forming composition to a base material to provide a coating film, and a step of curing the coating film while bringing the coating film into contact with one smooth metal roll.

公开(公告)号：US20190243030A1

公开(公告)日：2019-08-08

申请号：US16386711

申请日：2019-04-17

Applicant: FUJIFILM Corporation

Inventor： Takayasu YAMAZAKI ,  Shuntaro IBUKI

IPC: G02B1/111 ,  G02B1/14

CPC classification number: G02B1/111 ,  B32B7/02 ,  B32B27/20 ,  G02B1/14 ,  G02B5/30 ,  G02B5/3025 ,  G02F1/1335 ,  G02F1/133528

Abstract: An antireflection film has a substrate and a layer of a low refractive index, the layer of a low refractive index contains inorganic particles and a binder resin, in a case where an average primary particle diameter of the inorganic particles is set as R, and particle spacing is set as K, an average particle spacing Ka satisfies Ka≥1.1R, and a full width at half maximum Kh in a distribution curve of the particle spacing K satisfies Kh≤0.25R, and a surface roughness of a surface of the layer of a low refractive index on an opposite side of the substrate is 20 nm or less. A polarizing plate, an image display device, and an antireflection product have the antireflection film.

公开(公告)号：US20190235134A1

公开(公告)日：2019-08-01

申请号：US16380391

申请日：2019-04-10

Applicant: FUJIFILM Corporation

Inventor： Shuntaro IBUKI ,  Miho ASAHI ,  Shinya WATANABE

IPC: G02B1/118 ,  G02B1/14 ,  B29D11/00

CPC classification number: G02B1/118 ,  B29D11/0074 ,  B29D11/00865 ,  B32B7/02 ,  G02B1/14 ,  G02B5/30 ,  G02B5/3025 ,  G09F9/00

Abstract: In an antireflection film, an antireflection layer is laminated on a support having a transmittance of 80% or more, and a reflectance difference before and after the deformation in a case of outward bending or inward bending with R of 0.8 mm in biaxial directions different by 90° is within 1.0%.

公开(公告)号：US20150276991A1

公开(公告)日：2015-10-01

申请号：US14670485

申请日：2015-03-27

Applicant: FUJIFILM Corporation

Inventor： Makoto UCHIMURA ,  Shuntaro IBUKI ,  Miho ASAHI

IPC: G02B1/118 ,  G02B1/111 ,  C03C17/25 ,  C03C21/00 ,  C03C17/00 ,  C03C17/32

CPC classification number: G02B1/118 ,  C03C17/008 ,  C03C2217/445 ,  C03C2217/478 ,  C03C2217/732 ,  C03C2217/77 ,  G02B1/111 ,  Y10T428/24413

Abstract: There is provided an antireflective article including a chemically reinforced glass substrate with a surface compressive stress of 30 kg/mm2 or more and an antireflection layer containing a specific binder resin, specific metal oxide particles, and a specific metal chelate catalyst, above the chemically reinforced glass substrate, wherein the antireflection layer has a moth-eye structure in an unevenness shape constituted by the metal oxide particles on a surface at a side opposite to a side at which the chemically reinforced glass substrate is provided.

Abstract translation: 提供了一种抗反射制品，其包括具有30kg / mm 2或更大的表面压应力的化学强化玻璃基材和包含特定粘合剂树脂，特定金属氧化物颗粒和特定金属螯合催化剂的抗反射层，高于化学强化 玻璃基板，其中，所述防反射层具有由设置有所述化学强化玻璃基板的一侧的相反侧的表面上的所述金属氧化物粒子构成的凹凸形状的飞蛾眼结构。

公开(公告)号：US20230305209A1

公开(公告)日：2023-09-28

申请号：US18327736

申请日：2023-06-01

Applicant: FUJIFILM Corporation

Inventor： Yuki NAKAMURA ,  Shuntaro IBUKI

IPC: G02B5/30 ,  G02F1/1337

CPC classification number: G02B5/3016 ,  G02F1/133719 ,  H10K59/8793

Abstract: An optical laminate includes two optically anisotropic layers, an A-plate and a C-plate, in which the adhesiveness between the layers, the liquid crystal alignment of the C-plate, and the adhesiveness between the A-plate and a pressure-sensitive adhesive, are excellent. The optical laminate includes first and second optically anisotropic layers which are A-plate and C-plate formed of a first and second liquid crystal compound, respectively, and a mixed layer disposed between the layers, including components derived from the first and second liquid crystal compounds, and an optical alignment compound, in which a surface energy of the first optically anisotropic layer on a side opposite to the mixed layer is 25 mN/m or more, and where a component in a depth direction is analyzed with time-of-flight type secondary ion mass spectrometry while irradiating ion beams from a surface of the optical laminate on the first, toward the second, optically anisotropic layer.

公开(公告)号：US20230037337A1

公开(公告)日：2023-02-09

申请号：US17942606

申请日：2022-09-12

Applicant: FUJIFILM Corporation

Inventor： Shuntaro IBUKI ,  Naoya NISHIMURA

IPC: H04N9/31 ,  G02F1/1335

Abstract: Provided is a reflective screen and a projection image display system in which a transmittance of light can be selectively changed, a transmittance in a transparent state is sufficiently high, a voltage does not need to be applied constantly, and a voltage is applied to decrease a transmittance of light in a case where the reflective screen is irradiated with video light. The reflective screen includes: a light reflecting layer that is formed of a cholesteric liquid crystal layer and where a selective reflection wavelength at a polar angle of 60° is present in a visible range, in which senses of helix of all of cholesteric liquid crystal layers are the same and Expression (1) is satisfied; and a transparent first electrode, a transparent second electrode, and a light control layer that are provided on a rear side with respect to the light reflective layer, the light control layer being disposed between the first electrode and the second electrode, in which the light control layer includes a polymer network and liquid crystal molecules and changes between a first state where light is scattered and a second state where transmission of light is allowed by changing a magnitude of a voltage applied, the polymer network having a three-dimensional net shape having a plurality of domains, and the liquid crystal molecules being positioned in the domains. R[−60,40](550)/R[−60,30](550)≥1.5  Expression (1)

公开(公告)号：US20190391296A1

公开(公告)日：2019-12-26

申请号：US16564569

申请日：2019-09-09

Applicant: FUJIFILM Corporation

Inventor： Yuta FUKUSHIMA ,  Shuntaro IBUKI

IPC: G02B1/111 ,  G02B1/118

Abstract: A laminate includes a support, a layer (b) including a pressure sensitive adhesive, particles (a2) having an average primary particle diameter of 100 nm to 380 nm, and a layer (ca) including a resin, in which the layer (b) is provided closer to the support than the layer (ca), the particles (a2) are buried in a layer obtained by combining the layer (b) and the layer (ca) and protrudes from an interface of the layer (ca) on the support side, and a portion including the particles (a2) and the layer (ca) is peelable from the layer (b).