Abstract: The network device information management apparatus includes: a log data acquisition unit configured to acquire log data from each of the plurality of devices, the log data including information about components of the plurality of devices; and an inventory information estimation unit configured to exclude a common portion of the log data before and after registration of the component to extract a component configuration indicating information about the component newly registered to the device, compare the extracted component configuration with the component configuration extracted from a component registered to another device, estimate the common portion as inventory information, and store the estimated inventory information in storage means.

Abstract: An anti-fouling coating film of the present invention includes a component (A): zirconium; a component (B): lanthanum; and a component (C): at least one selected from the group consisting of silicon, phosphorus, and boron, in which in a case where masses of the component (A), the component (B), and the component (C) are used by being converted into masses of oxides thereof, total mass of the component (A) and the component (B) with respect to a mass of the anti-fouling coating film is 90% or more and 95% or less, and in a case where X is defined by X=mass of component (B)/(total mass of component (A)+component (B))×100, X is 20% or more and 50% or less, and the mass of the component (C) to the mass of the anti-fouling coating film is 5% or more and [6+(X?20)/6]% or less.

Abstract: An anti-fouling coating film of the present invention includes a component (A): zirconium; a component (B): lanthanum; and a component (C): at least one selected from the group consisting of silicon, phosphorus, and boron, in which in a case where masses of the component (A), the component (B), and the component (C) are used by being converted into masses of oxides thereof, total mass of the component (A) and the component (B) with respect to a mass of the anti-fouling coating film is 90% or more and 95% or less, and in a case where X is defined by X=mass of component (B)/(total mass of component (A)+component (B))×100, X is 20% or more and 50% or less, and the mass of the component (C) to the mass of the anti-fouling coating film is 5% or more and [6+(X?20)/6]% or less.

Abstract: The cooking device of the present invention comprises a base material and a thin film that is formed on a surface of this base material, wherein said thin film contains silicon (Si), zirconium (Zr) and oxygen (O), and is such that when said silicon (Si) and said zirconium (Zr) are respectively converted to silicon oxide (SiO2) and zirconium oxide (ZrO2), the weight percent of said silicon oxide (SiO2) relative to the total amount of said zirconium oxide (ZrO2) and said silicon oxide (SiO2) is 50 weight % or less.

Abstract: The present invention provides a hydrophilic film, which displays excellent hydrophilicity, and also displays excellent durability with respect to acidic, neutral, and alkaline detergents and chemicals. A hydrophilic film of the present invention comprises a double oxide of silicon and zirconium, an alkali metal, and water. Furthermore, the film may also comprise aluminum or a bivalent metal, and may also contain at least one of a silane coupling agent and an acrylic resin.

Abstract: The present invention provides a sanitary ware comprising a substrate and a coating film formed on the surface of the substrate, wherein the coating film contains silicon (Si), zirconium (Zr), and oxygen (O) and the mass percentage of silicon oxide (SiO2) is 50% by mass or less, based on the total amount of zirconium oxide (ZrO2) and silicon oxide (SiO2), as the zirconium (Zr) and the silicon (Si) are taken up in terms of zirconium oxide (ZrO2) and silicon oxide (SiO2), respectively.

Abstract: The cooking device of the present invention comprises a base material and a thin film that is formed on a surface of this base material, wherein said thin film contains silicon (Si), zirconium (Zr) and oxygen (O), and is such that when said silicon (Si) and said zirconium (Zr) are respectively converted to silicon oxide (SiO2) and zirconium oxide (ZrO2), the weight percent of said silicon oxide (SiO2) relative to the total amount of said zirconium oxide (ZrO2) and said silicon oxide (SiO2) is 50 weight % or less.

Abstract: The present invention provides a hydrophilic film, which displays excellent hydrophilicity, and also displays excellent durability with respect to acidic, neutral, and alkaline detergents and chemicals. A hydrophilic film of the present invention comprises a double oxide of silicon and zirconium, an alkali metal, and water. Furthermore, the film may also comprise aluminum or a bivalent metal, and may also contain at least one of a silane coupling agent and an acrylic resin.

Abstract: The present invention provides a method for manufacturing water-using household equipment of which hydrophilicity, surface hardness and appearances are good and the water-using household equipment. The water-using household equipment includes a coat including silicic acid, and a coat constituted by composition of 44 to 97% by mass of Si by SiO2 conversion, 0.2 to 17% by mass of Li by Li2O conversion and 2.4 to 49% by mass of Na by Na2O conversion on the coat including the silicic acid on a surface of a substrate. The method for manufacturing water-using household equipment includes: a surface treatment step of treating at least a surface of the substrate contacting water or contacting a water vapor atmosphere with a coating agent including silicic acid and forming a surface treatment layer; and an application step of forming an application layer on the surface treatment layer by applying an aqueous solution including 1 to 20 mass portions of Si by SiO2 conversion, 0.05 to 0.

Abstract: The present invention provides a hydrophilic film, which displays excellent hydrophilicity, and also displays excellent durability with respect to acidic, neutral, and alkaline detergents and chemicals. A hydrophilic film of the present invention comprises a double oxide of silicon and zirconium, an alkali metal, and water. Furthermore, the film may also comprise aluminum or a bivalent metal, and may also contain at least one of a silane coupling agent and an acrylic resin.