Nitto-denko Corporation

Tatsuki Nagatsuka

Takeshi Murashige

Takashi Yamaoka

Daisuke Hattori

Junichi Nagase

Yoshimasa Sakata

Hiroyuki Yoshimi

Takahiro Fukuoka

Shusaku Shibata

Yoshiharu Hatakeyama

Seiji Umemoto

Minoru Miyatake

Nao Murakami

Kentarou Takeda

Shoichi Matsuda

Toshiyuki Iida

Hiroyuki Nishii

Junzo Miyazaki

Saori Yamamoto

Yasuo Fujimura

Takuya Mori

Naoto Ooe

Hideyuki Emori

Tatsuya Osuka

Bin Fang

Saori Fukuzaki

Miki Okamoto

There is provided a flexible substrate having excellent flexibility and gas barrier properties. A flexible substrateaccording to the present invention includes: a base materialincluding an inorganic glassand resin layersand' placed on both sides of the inorganic glass; and an inorganic thin filmplaced on a side of one of the resin layers where the inorganic glass is not placed, wherein the inorganic thin filmis formed on at least a peripheral edge of one surface of the base material.

Flexible substrate

Organic-inorganic composite particles that can be dispersed in a solvent and/or a resin as primary particles having an organic group on the surface of inorganic particles, the organic-inorganic composite particles having negative birefringence.

Particles, particle dispersion, particle-dispersed resin composition, producing method therefor, resin molded article, producing method therefor, catalyst particles, catalyst solution, catalyst composition, catalyst molded article, titanium complex, titanium oxide particles and producing method therefor

The present invention provides a transparent substrate that significantly prevents the progress of a crack in a thin-plate glass and the rupture of the glass, and is excellent in bending property and flexibility. A transparent substrate according to an embodiment of the present invention includes: a thin-plate glass having a thickness of 10 &#x3bc;m to 100 &#x3bc;m; and a resin layer on at least one side of the thin-plate glass, wherein a shrinkage stress of the resin layer on the thin-plate glass is 5 MPa or more.

Transparent substrate

Ion conductive organic-inorganic composite particles are particles that have an organic group on the surface of inorganic particles and have at least a configuration that does not allow the inorganic particles to contact with each other by steric hindrance of the organic group, the organic group containing an ion conductive group.

Ion conductive organic-inorganic composite particles, particle-containing resin composition and ion conductive molded article

Adhesive composition according to the present invention includes an adhesive base agent consisting of a monomer and a polymerization initiator. Adhesion of the adhesive composition changes to take local maximum value, minimum value and a value greater than the local maximum value along with increase of irradiation amount of the electromagnetic wave or particle beam irradiated to the adhesive composition under a predetermined temperature environment. In a method for manufacturing a laminate according to the present invention allows for easy peeling of adherends and a layer of the adhesive composition when adhesion of the adhesive composition takes the minimum value.

Adhesive composition and method for manufacturing a laminate using the adhesive composition

The present invention provides a transparent substrate excellent in solvent crack resistance, toughness, heat resistance, and flexibility. A transparent substrate according to an embodiment of the present invention includes: an inorganic glass; and a first resin layer placed on at least one side of the inorganic glass, wherein: the first resin layer contains a resin compound having a weight-average molecular weight in terms of polystyrene of 8&#xd7;10to 100&#xd7;10; and no solvent crack occurs when a mixed solvent containing 20 wt % to 95 wt % of at least one kind of solvent selected from the group consisting of acetone, N-methylpyrrolidone, dimethyl sulfoxide, and N,N-dimethylformamide is brought into contact with the substrate.

A polarizing plate including a polarizer, a UV-shielding layer containing inorganic fine particles each having a band gap of 3.0 eV or more and a binder resin and a protective film. The UV-shielding layer contains the inorganic fine particles at a content of 40 to 80 vol %, and has a thickness of 400 nm or less.

Polarizing plate having ultraviolet shielding layer containing inorganic fine particles and image display apparatus comprising the same

An antiglare film and an antiglare sheet with which an image display apparatus excelling in contrast while maintaining excellent antiglare performance is obtained, and a simple process for producing them are provided. In the antiglare film of the present invention, a rugged shape in a first direction is substantially different from a rugged shape in a second direction perpendicular to the first direction. Preferably, an average gradient angle &#x3b8;aof the rugged shape in the first direction is larger than an average gradient angle &#x3b8;aof the rugged shape in the second direction. More preferably, a difference &#x394;&#x3b8;a=&#x3b8;a&#x2212;&#x3b8;abetween the average gradient angle &#x3b8;aand the average gradient angle &#x3b8;ais 0.5&#xb0; to 30&#xb0;.

Antiglare film, antiglare sheet, process for producing them, and image display apparatus using them

A birefringent film of the present invention comprises at least one kind of polycyclic compound including a &#x2014;COOM group (the M denotes a counter ion), wherein an index ellipsoid satisfies a relation of nz&#x3e;nx=ny. The polycyclic compound includes, for example, acenaphtho[1,2-b]quinoxaline derivative represented by the following general formula (I). The birefringent film of the present invention can be formed thin-type and have a high birefringent index in the thickness direction, since the birefringent film comprises the polycyclic compound. 

Birefringent film

There is provided a substrate for a display device that has excellent gas barrier properties, flexibility, heat resistance and transparency, and has excellent dimensional stability, operability, and secondary processing characteristics. A substrate for a display device according to the present invention includes: an inorganic glass; and resin layers placed on both sides of the inorganic glass. Preferably, a ratio d/dbetween a total thickness dof the resin layer and a thickness dof the inorganic glass is 0.5 to 2.2. Preferably, the resin layers on both sides of the inorganic glass are each composed of the same material, each have the same thickness, and a thickness of each of the resin layers is equal to the thickness of the inorganic glass. Preferably, an average coefficient of linear expansion at 170&#xb0; C. of the substrate for a display device is 20 ppm &#xb0; C.or less.

Substrate for display device and method of manufacturing the same

An organic electroluminescent device containing an organic electroluminescent element () and a polarized-light scattering film () which comprises a light-transmitting resin () and dispersedly contained therein minute regions () differing from the light-transmitting resin in birefringent characteristics and in which the difference in refractive index between the minute regions and the light-transmitting resin in the axis direction in which a linearly polarized light has a maximum transmittance, &#x394;n, is smaller than 0.03 and that in a direction perpendicular to the &#x394;ndirection, &#x394;n, is from 0.03 to 0.5, the light produced by the organic electroluminescent element being emitted from the device through the polarized-light scattering film. Also disclosed are a polarizing surface light source which comprises the organic electroluminescent device and a liquid-crystal display which comprises the polarizing surface light source and a liquid-crystal cell disposed on the light emission side of the light source.

Organic electroluminescent device, polarizing surface light source, and liquid-crystal display

By a method for producing a liquid crystal cell substrate having a base and a birefringent layer, which includes producing a precursor layer of the birefringent layer by applying a solution of a polymer that hardens to form the birefringent layer, directly onto one surface of the base, and producing the birefringent layer by hardening the precursor layer, the present invention provides a method for producing a birefringent layer on a liquid crystal cell substrate or a liquid crystal cell substrate of a liquid crystal panel used in a liquid crystal display.

Method for producing substrate of liquid crystal cell and method for producing liquid crystal panel

A birefringent film in which molecules oriented in a direction parallel to the film plane and molecules oriented in the direction of the thickness of the film are present in a mixed state. Also, a process for producing the birefringent film, which comprises laminating a resin film on one or both sides thereof with a shrinkable film, thereby preparing a laminate, and then heat stretching the laminate, thereby performing stretching treatment of the resin film while imparting to the resin film the ability to shrink in the direction crossing the stretching direction. A retardation film is formed by using at least one birefringent film and has refractive indexes, n.sub.x and n.sub.y, in two directions parallel to the plate plane and crossing each other at right angles and a refractive index, n.sub.z, in the direction of the thickness of the plate, said refractive indexes n.sub.x, n.sub.y, and n.sub.z satisfying the following equation:

Growing community of inventors

Osaka, Japan

Tatsuki Nagatsuka