Jxtg Nippon Oil & Energy Corporation

Tokyo Institute of Technology

Jx Nippon Oil Energy Corporation

Kousuke Yamaki

Akira Matsuo

Suzushi Nishimura

Satoru Inoue

Junji Watanabe

Satoru Ikeda

Sayako Uchizawa

Koichi Sakajiri

[Problem] Provided is a see-through layered body which allows obtaining a projection type image display transparent screen with a wide viewing angle, and excellent image clarity and transparency. [Solving means] A see-through layered body according to the present invention comprises an intermediate resin film, two transparent substrates holding the intermediate resin film, wherein the intermediate resin film comprises a resin and from 0.0001 to 15% by mass of microparticles, having an average diameter of from 1 nm to 100 &#x3bc;m, and the center plane average roughness SRa of outermost surfaces on both sides of the layered body is from 0.05 to 5.5 nm.

See-through layered body, transparent screen comprising same, and image projection device comprising same

A transparent light scattering body according to the present invention is characterized in that it comprises a transparent binder and metallic microparticles, wherein the regular reflectance R of the metallic material of the metallic microparticles is 50% or more in the measured wave length of 550 nm, and the absolute value of the difference between the regular reflectance R in the measured wave length of 450 nm and the regular reflectance R in the measured wave length of 650 nm is within 25% of the regular reflectance R in the measured wave length of 550 nm, and the average particle size of the secondary particles of the metallic microparticles in the transparent light scattering body is from 100 nm to 2000 nm.

Transparent light scattering body, reflective transparent screen comprising same, and video image projection system comprising same

[Problem] Provided is a transparent screen which satisfies both the visibility of the projection light and the transmission light by anisotropically scattering and reflecting the projection light emitted from a light source. [Solving means] A transparent screen according to the present invention comprises a light diffusion layer including a binder and microparticles,

Transparent screen and video image projection system comprising same

Provided is a dispersion liquid, a transparent screen, and a method for manufacture of the transparent screen, which the dispersion liquid is for forming a transparent light scattering layer of the transparent screen that is capable of satisfying both visibility of a projection light and a transmission light by anisotropically scattering and reflecting the projection light emitting from a light source. The dispersion liquid comprises a binder and at least either one of bright flake-form microparticles or substantially spherical microparticles. The transparent screen also comprises a cured film of the above-described dispersion liquid. Further, the method for manufacturing a transparent screen comprising a transparent light scattering layer is characterized by forming the transparent light scattering layer by coating and curing the above-described dispersion liquid on a substrate.

Dispersion liquid for forming transparent light scattering layer of transparent screen, transparent screen, and method for manufacture of transparent screen

A reflective transparent screen according to the present invention comprises a light diffusion layer which comprises a binder and microparticles. The reflective transparent screen has a total light transmission of 60% or more and a parallel beam transmittance of 50% or more. The transparent screen has the diffuse reflectance light brilliance profile measured with a goniophotometer characterized to satisfy the conditions A and B.

Reflective transparent screen and image projection device comprising same

Provided is a sheet-form transparent molding for use for a transparent screen, satisfying both visibilities of a projected light and a transmitted light by anisotropically scattering and reflecting the projected light emitted from a light source. A sheet-form transparent molding according to the present invention comprises a transparent light scattering layer comprising a resin and bright flake-form microparticles.

Sheet-form transparent molding, transparent screen comprising same, and image projection device comprising same

Provided is a film for a transparent screen which can clearly display merchandise information, advertisement, or the like on a transparent partition or the like by projection without compromising the transmission visibility. A film for a transparent screen according to the present invention includes: a resin layer; and inorganic particles at least a portion of which is contained in an aggregated state in the resin layer, wherein primary particles of the inorganic particles have a median diameter of 0.1 to 50 nm and a maximum particle size of 10 to 500 nm, and the content of the inorganic particles is 0.015 to 1.2% by mass with respect to the resin.

Growing community of inventors

Tokyo-to, Japan

Kousuke Yamaki