Abstract: A glass substrate with a silica film according to the present invention includes a glass substrate and a silica film formed using a silica film-forming composition, in which the composition includes at least one kind selected from the group consisting of a hydrolyzable compound, a hydrolyzate thereof, and a hydrolysis condensation compound thereof, and at least one kind selected from the group consisting of a silica particle and a zirconia particle, the hydrolyzable compound consisting of a tetraalkoxysilane, a compound (compound I) represented by formula I: (R3-p(L)pSi-Q-Si(L)pR3-p), optionally a fluoroalkylsilane having a hydrolysable group, and optionally a zirconium compound having a hydrolyzable group, and the contents of the tetraalkoxysilane, the compound I, and the at least one kind selected from the group consisting of a silica particle and a zirconia particle in terms of SiO2/ZrO2 fall within specified ranges, respectively.

Abstract: A laminated body includes a glass substrate; and a laminated film installed on a surface of the glass substrate. The laminated film includes, from a side of the glass substrate, a first layer containing silicon nitride; a second layer containing silicon; and a third layer containing silicon nitride. A transmittance of visible light incident from the side of the glass substrate is greater than or equal to 10%. A surface resistance value measured from a side of the laminated film is greater than 200 ?/sq.

Abstract: A laminate which contains a transparent substrate, a unit layer formed on the transparent substrate, and a tin zinc oxide layer formed on the unit layer. The unit layer contains a dielectric layer, a metal layer, a barrier layer, and a dielectric layer in this order starting from the transparent substrate side, and the dielectric layers contain substantially no carbon. The tin zinc oxide layer contains an oxide of tin and zinc as the main component and further contains carbon in an amount of at least 0.1 atomic % to the total amount of tin and zinc.

Abstract: To provide a production process to produce a laminate having excellent moisture resistance and abrasion resistance, and a laminate. The process for producing a laminate 1 comprises a first step of forming a dielectric layer 121, a metal layer 122 and a dielectric layer 121 in this order on a transparent substrate, and a second step of, after the first step, forming a tin zinc oxide layer 13 containing an oxide of tin and zinc as the main component. Formation of the tin zinc oxide layer 13 in the second step is carried out by sputtering using a metal target containing tin and zinc as the main component in a gas atmosphere in which a gas containing carbon atoms substantially functions as an oxidizing gas. Formation of the dielectric layer 121 in the first step is carried out in a gas atmosphere in which a gas containing no carbon atom substantially functions as an oxidizing gas.

Abstract: To provide a low emissivity coating stack having a low emissivity for heat rays and having high visible light transmittance and near infrared transmittance. A low emissivity coating stack 1 comprising a transparent substrate 2, and a thin film laminate portion 3 having at least a first titanium oxide-containing layer 31 containing an oxide of titanium, a low emissivity metal layer 33 containing silver as the main component and a second titanium oxide-containing layer 34 containing an oxide of titanium formed in this order on the transparent substrate 2, which has a surface resistivity of at most 3.3?/? and has a solar heat gain coefficient of at least 0.60 when formed into double glazing glass.

Abstract: To provide a heat reflecting glass provided with at least a chromium nitride film, which has a visible light transmittance Tv of at most 35% and a solar transmittance Te/visible light transmittance Tv ratio of less than 1.0 and which undergoes substantially no change in the optical properties even when subjected to heat treatment for strengthening or bending. An oxygen-blocking undercoat film made of silicon nitride is formed on the surface of a glass substrate; a chromium nitride film for heat reflection is formed as an upper layer of the oxygen-blocking undercoat film; and further, an oxygen-blocking protective film made of silicon nitride is formed as an upper layer of the chromium nitride film. The ratio in the number of atoms of nitrogen to chromium in the chromium nitride for heat reflection is from 20% to 60%.

Abstract: 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 plate 12 to be disposed on the car exterior side when the laminated glass 1 is assembled in a vehicle, and an infrared reflection film 21 provided on the side of an infrared shielding interlayer 30 having infrared shielding fine particles dispersed therein, of the glass plate 12, 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%.

Abstract: 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 (1) made of a high refractive index inorganic material having a refractive index of at least 1.90 and a coating film (2) 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 (1) and the coating film (2) is at least 3; and the geometrical thickness of the coating film (1) is from 70 to 150 nm and the geometrical thickness of the coating film (2) is from 100 to 200 nm.

Abstract: 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 plate 12 to be disposed on the car exterior side when the laminated glass 1 is assembled in a vehicle, and an infrared reflection film 21 provided on the side of an infrared shielding interlayer 30 having infrared shielding fine particles dispersed therein, of the glass plate 12, 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%.

Abstract: 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 (1) made of a high refractive index inorganic material having a refractive index of at least 1.90 and a coating film (2) 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 (1) and the coating film (2) is at least 3; and the geometrical thickness of the coating film (1) is from 70 to 150 nm and the geometrical thickness of the coating film (2) is from 100 to 200 nm.

Abstract: To provide a substrate with an antireflection film having a high visible light transmittance, a low reflectance and a high film resistivity, and having no cracking even when subjected to heat treatment. A substrate with an antireflection film comprising a transparent substrate and an antireflection film having even number layers in total of a coating film made of a high refractive material having a refractive index of at least 1.90 and a coating film made of a low refractive material having a refractive index of at most 1.56 laminated in this order from the transparent substrate side, wherein at least one coating film made of a high refractive material is a single layer film (a) of a titanium oxynitride layer, a laminated film (b) containing a titanium oxide layer and a zirconium oxide layer or a laminated film (c) containing a titanium oxynitride layer and a zirconium oxide layer.

Abstract: A process for producing a substratum with conductive film excellent in surface smoothness, is provided which does not require complicated steps after film-forming such as heating treatment, polishing of film surface or oxygen plasma treatment after film-forming. The present invention provides a substratum with conductive film comprising a substratum and a conductive film containing tin-doped indium oxide as the main component, wherein a foundation film containing zirconium oxide doped with yttrium oxide as the main component is formed on the substratum side of the conductive film, and wherein the content of yttrium oxide in the foundation film is preferably from 0.1 to 50 mol % based on the total amount of Y2O3 and ZrO2.