Fujifilm Corporation

Yutaka Nozoe

Shusuke Arita

Yu Naito

Nobutaka Fukagawa

Hajime Nakayama

Akio Tamura

Kunihiro Atsumi

Hideyuki Nishikawa

Takashi Iizumi

Kazushige Nakagawa

Katsumi Sasata

Hiromoto Haruta

Masaki Noro

Aiko Yoshida

Tadashi Omatsu

Hiroshi Inada

Yasukazu Kuwayama

Miho Asahi

Hiroaki Sata

Saisuke Watanabe

Yuki Nakazawa

Hiroyuki Hagio

Tomohiro Ogawa

Kunihiro Kasezawa

Soichiro Watanabe

Yuki Nakamura

Mitsuyoshi Ichihashi

Osamu Takahashi

Kiyoshi Takeuchi

Masaki Okazaki

Shunya Katoh

Akihiro Matsufuji

Takahiro Kato

Shigeaki Nimura

Kenichi Fukuda

Yuki Hirai

Naoya Shimoju

Toshihide Yoshitani

Yoshinori Kanazawa

Ayako Matsumoto

Koji Iijima

Seiya Sakurai

Shinichi Ichikawa

Makoto Kamo

Takeichi Tatsuta

Keiichi Taguchi

Keigo Ueki

Reiko Inushima

Hirofumi Omura

Jun Nakabayashi

Masato Nakao

Keisuke Yoshimasa

Daisuke Sawai

Ryosuke Takada

Mamoru Sakarazawa

Shigeo Uehira

Hidenori Hayashi

Tomoaki Yokota

According to the present invention, provided are an optical laminate which has excellent adhesiveness between two optically anisotropic layers, and in which an A plate or a layer obtained by fixing a twist-aligned liquid crystal phase, which is as an optically anisotropic layer, has excellent liquid crystal alignment properties, a polarizing plate, and an image display device. An optical laminate of the present invention has: a first optically anisotropic layer formed of a first liquid crystal compound; a second optically anisotropic layer formed of a second liquid crystal compound; and a mixed layer which is disposed between the first optically anisotropic layer and the second optically anisotropic layer and contains a component derived from the first liquid crystal compound and a component derived from the second liquid crystal compound, the first optically anisotropic layer is a C plate, the second optically anisotropic layer is an A plate or a layer obtained by fixing a twist-aligned liquid crystal phase, the mixed layer further contains a photo-alignment compound, and in an analysis of components of the optical laminate in a depth direction by time-of-flight secondary ion mass spectrometry with ion beam irradiation from a surface of the optical laminate on a first optically anisotropic layer side toward a second optically anisotropic layer side, predetermined requirements are satisfied.

Optical laminate, polarizing plate, and image display device

The present invention provides an optical film having a liquid crystal layer having excellent durability, and a liquid crystal film. The optical film of the present invention has an organic base material and a liquid crystal layer disposed on the organic base material, the liquid crystal layer contains a photo-alignment compound, and in the liquid crystal layer, the photo-alignment compound is unevenly distributed on a side of the organic base material.

Optical film and liquid crystal film

An object of the invention is to provide a photo-alignment copolymer which makes it possible to produce a photo-alignment film having excellent solvent resistance and liquid crystal aligning properties, and a photo-alignment film and an optical laminate produced using the photo-alignment copolymer. A photo-alignment copolymer of the invention is a photo-alignment copolymer having a repeating unit A including a photo-alignment group represented by Formula (A) and a repeating unit B including a crosslinkable group represented by Formula (B).

Photo-alignment copolymer, photo-alignment film, and optical laminate

A photo-alignment polymer has a repeating unit represented by Formula (1), in Formula (1), Rrepresents a hydrogen atom or a substituent, X represents &#x2014;O&#x2014;, &#x2014;S&#x2014;, or &#x2014;NR&#x2014;, in which Rrepresents a hydrogen atom or a substituent, Lrepresents a single bond or a divalent linking group, P represents a photo-aligned group, and A represents an acid-cleavage group which is decomposed by an action of acid to produce a polar group

Photo-alignment polymer, binder composition, binder layer, optical laminate, optical laminate manufacturing method, and image display device

An object of the invention is to provide a photo-alignment copolymer capable of improving upper layer coatability after layer formation, a binder composition, a binder layer, an optical laminate, and an image display device. A photo-alignment copolymer according to the embodiment of the invention has a repeating unit A including a photo-alignment group, a repeating unit B including a crosslinkable group which causes a crosslinking reaction by the action of at least one selected from the group consisting of light, heat, an acid, and a base, and a repeating unit C including a cleaving group which decomposes by the action of at least one selected from the group consisting of light, heat, an acid, and a base to produce a polar group, and the repeating unit C has the cleaving group on a side chain, and has a group of atoms which is provided on a side closer to a terminal than the cleaving group on the side chain to be able to unevenly distribute the photo-alignment copolymer on an air interface side.

Photo-alignment copolymer, binder composition, binder layer, optical laminate, and image display device

An optical film, a front panel of an image display apparatus, the image display apparatus, a mirror with an image display function, a resistive film-type touch panel, and a capacitance-type touch panel which have the optical film can be provided. The optical film includes at least a first resin film, an adhesive layer disposed on one side of the first resin film, and a second resin film disposed on the adhesive layer, and the adhesive layer contains a polysaccharide.

Optical film and front panel of image display apparatus, image display apparatus, mirror with image display function, resistive film-type touch panel, and capacitance-type touch panel having optical film

An object of the present invention is to provide a photo-alignable polymer which has excellent coating properties, is capable of suppressing film thickness unevenness, and has excellent upper layer coating properties and good liquid crystal alignment properties after being formed as a layer; a binder composition; a binder layer; an optical laminate; a method for producing an optical laminate; and an image display device. The photo-alignable polymer of an embodiment of the present invention is a photo-alignable polymer having a repeating unit A including a cleavage group capable of decomposing by an action of at least one selected from the group consisting of light, heat, an acid, and a base to generate a polar group, in which the repeating unit A has the cleavage group in a side chain, has a fluorine atom or a silicon atom on a side closer to a terminal than the cleavage group in the side chain, and the photo-alignable polymer satisfies Condition 1 or Condition 2 shown below. Condition 1: The photo-alignable polymer further has a repeating unit B including a photo-alignable group, in addition to the repeating unit A. Condition 2: The repeating unit A includes a photo-alignable group on a side closer to the main chain than the cleavage group in the side chain.

Photo-alignable polymer, binder composition, binder layer, optical laminate, method for producing optical laminate, and image display device

An object of the present invention is to provide a polymerizable liquid crystal composition which has excellent coating properties, is capable of suppressing film thickness unevenness, and has good coating properties for an upper layer coating liquid after being formed as an optically anisotropic layer, an anisotropic layer formed using the same; an optical laminate; a method for producing an optical laminate, and an image display device. The polymerizable liquid crystal composition of the embodiment of the present invention is a polymerizable liquid crystal composition containing a polymerizable liquid crystal compound, a polymerization initiator, and a compound having a monovalent specific group including a cleavage group capable of decomposing by an action of at least one selected from the group consisting of light, heat, an acid, and a base to generate a polar group, in which the specific group has a fluorine atom or a silicon atom on a side closer to a terminal than the cleavage group.

Polymerizable liquid crystal composition, optically anisotropic layer, optical laminate, method for producing optical laminate, and image display device

A dope composition containing an acrylic resin having a weight average molecular weight of greater than or equal to 250,000; and an additive having a weight average molecular weight of less than 50,000, in which the acrylic resin includes a methyl methacrylate unit (a), and a mass fraction of an alkyl (meth)acrylate unit (b) other than methyl methacrylate is less than 5 mass %, has excellent manufacturing aptitude from the viewpoint of having a high drying speed and large breaking elongation at a time point of forming an un-stretched film, and enabling a crack at the time of being stretched to be suppressed, has a low haze value and an excellent surface shape at the time of preparing a polarizing plate protective film, and has excellent heat resistance; a polarizing plate protective film; a polarizing plate protective film manufacturing method; a polarizing plate; and a liquid crystal display device.

Dope composition, polarizing plate protective film, polarizing plate protective film manufacturing method, polarizing plate, and liquid crystal display device

The optical film of the present invention is an optical film including a thermoplastic resin, in which the optical film has a moisture permeability of 70 g/m/day or less (in terms of a film thickness of 40 &#x3bc;m), and contains a moisture permeability-reducing compound having a molecular weight of 200 or more and satisfying Formula (1) described below. Formula (1) A/B&#x2264;0.9 (A represents a moisture permeability of an optical film in a case in which 10 mass % of the moisture permeability-reducing compound is added to the mass of the thermoplastic resin, and B represents a moisture permeability of an optical film in a case in which the thermoplastic resin is included and the moisture permeability-reducing compound is not added.)

Optical film and method for manufacturing same, polarization plate, and liquid crystal display apparatus

The inventions are an optical film containing cellulose acylate and a compound having a structure denoted by General Formula (A) described below, and a polarizing plate and a liquid crystal display device employing the optical film. L represents n-valent connecting group, n represents an integer of greater than or equal to 2, and A represents a heterocyclic group denoted by General Formula (I). R, R, and Rrepresent a hydrogen atom, an alkyl group, a cycloalkyl group, an alkenyl group, an aryl group, or a heteroaryl group. Here, any one of R, R, and Ris bonded to L.

Optical film, and polarizing plate and liquid crystal display device employing same

There is provided an optical film comprising a layer formed on a base film by curing a curable composition containing the specific component (A) in an amount of 50 to 99% by mass and the specific component (B) in an amount of 1 to 50% by mass, based on the total solid content of the curable composition when the total solid content of the curable composition is set to 100% by mass.

Optical film, method of manufacturing the same, polarizing plate and liquid crystal display device

An optical film is provided containing cellulose acylate and at least one type of a compound denoted by the following Formula (I). Rrepresents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, a heterocyclic group, an acyl group, an alkoxy carbonyl group, a carbamoyl group, an alkyl sulfonyl group, or an aryl sulfonyl group, Rrepresents an alkyl group or an aryl group, L represents a single bond or a bivalent or more connecting group, and n represents 1 when L is a single bond and n represents an integer of the valence of L&#x2212;1 when L is a bivalent or more connecting group. s and t each independently represent 1 to 3, and X represents &#x2014;O&#x2014; or &#x2014;N(Ra)-. Ra represents a hydrogen atom or an alkyl group.

Optical film, and polarizing plate and liquid crystal display device that use this optical film

A resin of the present disclosure includes a resin and a compound represented by General Formula I below. 

Resin composition, film, polarizing plate protective film, polarizing plate, liquid crystal display device, and bis type alicyclic cardo phenol compound

A copolymer includes a fumaronitrile residue represented by following General Formula I and an aromatic vinyl monomer residue represented by following General Formula II: wherein, in General-Formula II, Ris a hydrogen atom, a methyl-group or a phenyl-group, and Ris a hydrogen atom or a substituted or unsubstituted aryl-group having 6 to 12 carbon atoms, and each of R, R, R, Rand Rindependently represents a hydrogen atom, a halogen atom, a hydroxy-group, an alkoxy-group having 1 to 4 carbon atoms, an acyloxy-group having 2 to 5 carbon atoms, a cyanomethyl-group, or an alkyl-group having 1 to 8 carbon atoms, and at least two of R, Rand Rmay be bonded to form a ring, and at least two of arbitrary substituents of R, R, R, Rand Rmay be bonded to form a ring.

Copolymer, resin composition containing the copolymer, film and phase difference film

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Kanagawa, Japan

Yutaka Nozoe