Asahi Glass Company, Limited

Yoshihito Katayama

Takuji Oyama

Yukio Kimura

Kazuyoshi Noda

Eiji Shidoji

Takahira Miyagi

Kazuya Yaoita

Yusuke Kobayashi

Tsunehiko Sugawara

Toshiyasu Kawaguchi

Yuko Tachibana

Hiromichi Nishimura

Hisashi Ohsaki

Toshihisa Kamiyama

Takahiro Mashimo

Toru Ikeda

Mikako Maekawa

Takashi Numata

Junichi Iura

The invention provides a method for producing a silicon oxide film, whereby a film having uniform optical constants such as refractive index, absorption coefficient, etc. can be formed continuously at a high deposition rate. A method for producing a silicon oxide film, which comprises depositing a silicon oxide film on a substrate by carrying out AC sputtering by using a sputtering target comprising silicon carbide and silicon with a ratio in number of atoms of C to Si being from 0.5 to 0.95, in an atmosphere containing an oxidizing gas, with an alternating current having a frequency of from 1 to 1,000 kHz.

Method for producing silicon oxide film and method for producing optical multilayer film

To provide a laminated glass for a vehicle window which can prevent the temperature increase in a vehicle. A laminated glass for a vehicle window which comprises a glass plateto be disposed on the car exterior side when the laminated glassis assembled in a vehicle, and an infrared reflection filmprovided on the side of an infrared shielding interlayerhaving infrared shielding fine particles dispersed therein, of the glass plate, wherein the reflectance to light at all wavelengths of from 900 to 1,100 nm is from 30 to 50%, the absorptivity to light at all wavelengths of from 1,100 to 1,300 nm is from 35 to 60%, and the transmittance to light at all wavelengths of from 900 to 1,500 nm is at most 30%.

Laminated glass for vehicle window

To provide a laminated glass for a vehicle window which can prevent the temperature increase in a vehicle. An infrared reflection glass plate which is a glass plate with an infrared reflection film, wherein the infrared reflection film has a stacked coating film (X) having a coating film () made of a high refractive index inorganic material having a refractive index of at least 1.90 and a coating film () made of a low refractive index inorganic material having a refractive index of at most 1.56 alternately stacked in this order from the glass plate side; the total number of the coating film () and the coating film () is at least 3; and the geometrical thickness of the coating film () is from 70 to 150 nm and the geometrical thickness of the coating film () is from 100 to 200 nm.

Infrared reflection glass plate and laminated glass for vehicle window

An antireflection film for a window of a transport, which comprises a light absorbing film consisting essentially of a nitride and having a film thickness of from 3 to 12 nm, and an oxide film having a refractive index of from 1.45 to 1.70 and a film thickness of from 70 to 140 nm, formed in this order on a substrate, and which has adequately low reflection performance to the oblique incident light, an adequate abrasion resistance and a high transmittance of visible light, a glass provided with said film, a laminated glass and its production process.

Transportation equipment window antireflection film, glass with antireflection film, laminated glass and production method therefor

The present invention provides a substrate with antireflection films, which has excellent antireflection properties to incident light at an oblique angle from the film face side and high transmittance. Moreover, the antireflection films of the present invention provide a reflection color tone that does not tend to be bluish. This object is achieved where the substrate with antireflection films comprises a transparent substrate and at least two antireflection film layers deposited on one side of the transparent substrate as described herein.

Substrate provided with antireflection films and its production method

A light absorptive antireflector provided with a titanium oxy-nitride film having a geometrical film thickness of from 5 to 25 nm, wherein O/Ti (atomic ratio)&equals;0.11 to 0.33, and a film composed mainly of silica and having a geometrical film thickness of from 70 to 130 nm, and a process for its production.

Light absorptive antireflector and process for its production

A light absorptive antireflector comprising a substrate, a light absorbing film formed on the substrate and a silica film formed on the light absorbing film, to reduce reflection of incident light from the silica film side, wherein the geometrical film thickness of the light absorbing film is from 5 to 25 nm, and the geometrical film thickness of the silica film is from 70 to 110 nm.

Light absorptive antireflector

A cathode ray tube has an insulating layer formed at at least a part of the outer surface of a neck tube. The insulating layer is a layer obtained by coating and baking a sol prepared by dispersing one or two or more metal alkoxides and metal salts in a hydrophilic oligomer state by adding water and an acid to a solution having one or two or more metal alkoxides and metal salts dissolved in an organic solvent such as an alcohol.

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Yokohama, Japan

Yoshihito Katayama