Dai Nippon Printing Co., Ltd.

Nec Corporation

Jgc Catalysts & Chemicals Ltd.

Toshio Yoshihara

Jun Sato

Nobuko Takahashi

Yurie Ota

Hiroyuki Otaki

Satoshi Mitamura

Hiroko Suzuki

Mitsuru Tsuchiya

Norinaga Nakamura

Hiroomi Katagiri

Satoshi Shioda

Kiyotaka Takematsu

Motohiro Oka

Mikiko Hojo

Hiroshi Yamada

Natsuko Yamashita

Seiji Shinohara

Noboru Kunimine

Abul Iqbal

Zhimin Hao

Tomoyuki Horio

Yoshihito Maeno

Kazuhiko Nakamura

Yasushi Shirahige

Minoru Furukawa

Junzo Nagashima

Syunsuke Sega

Hideki Matsui

Junichi Hanna

Hiroyasu Nishida

Masato Okada

Kyoko Kogo

Takahiro Niimi

Kosuke Saeki

Kiyoshi Itou

Ryo Muraguchi

Yuichi Miyazaki

Tetsuya Toshine

Hiroki Maeda

Minoru Komada

Akinobu Ushiyama

Fumiyasu Murakami

Yuudai Yamashita

Runa Nakamura

Keiko Tazaki

Yudai Yamashita

Satoko Maenishi

Yuko Aoyama

Masafumi Hirai

Mayu Youki

Hideki Imamura

Keiji Tokunaga

Emi Shimano

Yuka Hiwatashi

Hidenori Asai

Ai Shinkai

Utako Mizuno

Midori Nakajo

Noritoshi Akazawa

Saki Isono

Takayuki Nakanishi

Yasuchika Hasegawa

The present invention provides an optical layered body having excellent antistatic properties, optical characteristics, hardness, adhesion, and interference fringe prevention performance, which can be produced at a low cost. An optical layered body having a hard coat layer provided on a triacetylcellulose substrate, wherein a resin composition used for forming the hard coat layer contains a quaternary ammonium salt-containing polymer, a binder resin, and a solvent; the quaternary ammonium salt-containing polymer has a higher hydrophilicity than the binder resin; and the binder resin contains two or more resin components having different hydrophilicities.

Optical layered body, polarizer and image display device

There is provided an antireflective laminate having a low refractive index and excellent mechanical strength, which comprises a coating layer of an ionizing radiation curing-type resin composition comprising ionizing radiation curing group-containing hollow silica fine particles. The antireflective laminate comprises a light transparent base material and at least a low refractive index layer having a refractive index of not more than 1.45 provided on the light transparent base material, wherein the low refractive index layer comprises an ionizing radiation curing-type resin composition and silica fine particles having an outer shell layer with the interior of the silica fine particles being porous or void, and, for a part or all of the silica fine particles, at least a part of the surface of the silica fine particle has been treated with an ionizing radiation curing group-containing silane coupling agent.

Antireflective laminate

Provided is a sealing material sheet for solar cell modules, which is obtained by irradiating a polyethylene resin with ionizing radiation and has high transparency, heat resistance and adhesion at the same time. This sealing material sheet for solar cell modules contains a low density polyethylene having a density of 0.900 g/cmor less, while having a gel fraction of from 0% to 40% (inclusive) and a degree of dispersity (Mw/Mn), which is the ratio of the weight average molecular weight (Mw) to the number average molecular weight (Mn) in terms of polystyrene, of from 2.5 to 3.5 (inclusive).

Sealing material sheet for solar cell modules

The pattern printed sheetof the present invention includes a substrateand a non-visible light-reflective transparent patternprinted on a surface of the substrate, wherein an ink for forming the transparent patterncontains a non-visible light-reflective material capable of selectively reflecting a light having a wavelength in a non-visible light range, and the transparent patternprinted on the surface of the substratehas a multilayer structure in section which is repeated at predetermined intervals as observed by a scanning electron microscope, and reflects only a circular polarization component in a predetermined rotation direction relative to an incident light applied thereto. The pattern printed sheet is usable as a coordinate detecting means which is applicable a data input system of a type capable of directly hand-writing input data on an image screen of a display device, and has a reduced weight and a low price, and is readily obtained in the form of a large area sheet and can be mass-produced.

Pattern printed sheet

The present invention provides a crosslinked polyethylene sealing material sheet for a solar-cell module offering exceptional heat resistance, wherein the sealing material sheet is provided with high metal-adhesion performance. A sealing material sheet for a solar-cell module comprises a sealing material sheet composition for a solar-cell module containing a polyethylene resin in a concentration of 0.900 g/cm3 or less, glycidyl methacrylate (GMA), a radical polymerization initiator, and triallyl isocyanurate (TAIC), wherein the GMA content of the sealing material sheet is 0.15 to 3.0% by mass, the TAIC content of the sealing material sheet is 0.15 to 3.0% by mass, and the radical polymerization initiator content of the sealer is 0.01 to 2.5% by mass.

Sealing material sheet for solar-cell module

An antireflection laminate for use mainly in displays such as LCDs and PDPs, which has a refractive index layer that has, while comprising hollow and solid particles, excellent abrasion resistance, a refractive index of 1.45 or less, and low reflectivity is disclosed. The refractive index layer is obtained by irradiating a refractive index layer forming composition with ionizing radiation, the composition including an ionizing radiation curable resin, a crosslinkable hollow particle having an inside that is porous or hollow and is covered with an outer shell layer and having a surface that is modified with a crosslinkable group(s), and a crosslinkable solid particle having an inside that is neither porous nor hollow and having a surface that is modified with a crosslinkable group(s). The crosslinkable groups comprise an ionizing radiation curable group each and have an identical structure or a very similar structure.

Antireflection laminate

A hard coat film excellent in abrasion resistance and saponification resistance. A hard coat layer includes a cured product of a curable resin composition containing a reactive inorganic fine particle having an average particle diameter of 5 nm to 30 nm, and has a skin layer, wherein the reactive inorganic fine particles are localized, in its surface region being an interface and its vicinity on a side opposite to a transparent substrate film side of the hard coat layer. Alternatively, the reactive inorganic fine particle has an average particle diameter of 30 nm to 100 nm, and has density distribution in a thickness direction of the hard coat layer lowest at an interface on a side opposite to a transparent substrate film side of the hard coat layer while the density is highest at an interface and its vicinity on the transparent substrate film side of the hard coat layer.

Hard coat film

There are provided an antireflection film for use primarily in displays such as LCDs, which exhibits both antifouling properties and mar-proofness, as well as a process for its production,

Antireflection film and method for manufacturing the same

The volume hologram recording photosensitive composition provided by the present invention contains at least a fluorine-contained photoreactive compound represented by the following formula (1): R&#x2014;R&#x2014;(CF)n-R&#x2014;Rwherein Rand Rare photoreactive groups which can be bonded to each other by photoreaction, and each of Rand Ris independently a single bond or a bivalent hydrocarbon group having 1 to 5 carbon atoms, and n is an integer of 1 or more. This volume hologram recording photosensitive composition is used to form a recording section of a recording medium, and then the section is exposed to light, whereby a bright volume hologram can be obtained.

Photosensitive composition for volume hologram recording, photosensitive medium for volume hologram recording and volume hologram

An anti-glare film having the following: an anti-glare layer which is provided on a transparent substrate film, has a concavo-convex shape on the outermost surface thereof, and has at least a concavo-convex layer formed by curing a curable resin composition, which composition has optically-transparent fine particles A that have an average particle diameter of 1 &#x3bc;m or more and 10 &#x3bc;m or less, reactive inorganic fine particles B that have an average particle diameter of 30 nm or more and 100 nm or less and reactive functional groups b on the surface thereof, and a binder component C that has reactive functional groups c; a skin layer which has a small number of the reactive inorganic fine particles B in an interface on the side opposite to the transparent substrate film side and in the vicinity of the interface; and a region which is situated nearer the transparent substrate film than the skin layer, in which the fine particles B are uniformly dispersed.

Curable resin composition for anti-glare layer, and anti-glare film

A coating composition forms a coating film having an eliminated or reduced photocatalytic action-derived deterioration, and forms a coating film having a lowered haze value, excellent dispersibility and dispersion stability in a coating liquid form, excellent storage stability, and also excellent coatability. The coating composition includes at least the following four components: titanium dioxide fine particles with eliminated or reduced photocatalytic activity which is obtained by surface treating titanium dioxide fine particles doped with cobalt capable of capturing free electrons and/or holes, with a zinc chelate compound capable of capturing free electrons and/or holes; a binder component; a dispersant; and an organic solvent.

Coating composition, its coating film, antireflection film, and image display device

An adhesive layer attaining, in a single layer, both adhesiveness permitting direct attachment to a glass plate disposed on the front face of a display device and desired optical filter functions and hardly undergoing the change in spectral characteristics attributable to deterioration in a light absorbing agent, even during long-time use, particularly at high temperature under high humidity, as well as a composite filter using this adhesive layer. The adhesive layer has optical filter functions, containing a block copolymer having at least a specific triblock structure in its molecule and having a weight-average molecular weight of 50,000 or more and a molecular-weight distribution (Mw/Mn) of less than 1.5 and one or more light absorbing agents each having light absorption in a predetermined wavelength region, as well as a composite filter using this adhesive layer.

Adhesive composition for optical filter, adhesive layer having optical filter functions and composite filter

Photosensitive compositions for volume hologram recording, photosensitive medium for volume hologram recording and volume hologram

A hardcoat for a plastic substrate film is provided which has good suitability for printing and satisfactory hardness, can prevent influence of the deformation of a plastic substrate film from extending to the hardcoat, and is resistant to cracking and peeling. The hardcoat is produced from a coating component containing one or more organic components having a polymerizable functional group and an inorganic filler, at least one of the organic components being free from a hydrogen bond-forming group. In the hard coat, the content of the inorganic filler in the surface of the hardcoat is higher than that in the interior of the hardcoat. The hardcoat can be applied to antireflection films and hologram labels.

Hardcoat film

A photosensitive composition and A photosensitive medium for volume hologram recording comprises a photopolymerization reactive compound (a monomer) and any one of the following binder: (a) an organic-inorganic hybrid polymer obtainable by copolymerizing an organometallic compound of the formula 1 'Rm M(OR)n' and an ethylenic monomer and/or its hydrolyzed polycondensate; (b) an organic-inorganic hybrid polymer obtainable by copolymerizing an organometallic compound of the formula 3 'Rm Si(OR)n' and an ethylenic monomer and/or its hydrolyzed polycondensate; and (c) a binder resin bonded to a metal or a combination use of a binder resin containing a hydroxyl group and/or carboxyl group and a metal chelate compound.

Photosensitive composition for volume hologram recording and photosensitive medium for volume hologram recording

Growing community of inventors

Tokyo-to, Japan

Toshio Yoshihara