Abstract: The present invention provides an oxidation catalyst for bleaching containing a component (a) which is an anion caused from a chelating agent having less than or equal to coordination position 5 and/or the chelating agent, and a component (b) which is a copper and/or manganese compound; and a binder compound (c); a hydrogen peroxide-based compound (d) which dissolves in water and generates hydrogen peroxide, the bleaching composition containing a granulated product or a molded product in which at least the component (b) and the component (c) are granulated or molded together. According to the invention, an oxidation catalyst that promotes the oxidation effect of hydrogen peroxide-based compounds with a trace amount of the composition, and has excellent effects of suppressing the decomposition of hydrogen peroxide-based compounds and suppressing coloration of the catalyst itself, and a bleaching composition containing the oxidation catalyst can be utilized.

Abstract: Disclosed are a two-agent type disinfectant composition for hard articles, which includes a first agent containing a powder mixture (A) and a second agent containing an aqueous hydrogen peroxide solution (B-1), the powder mixture (A) containing an alkali metal salt (A-1) exhibiting basicity when the salt is in the form of an aqueous solution, a water-soluble copper salt (A-2), a compound (A-3) represented by the following formula (1), and a nonionic surfactant (A-4) represented by the following formula (2), and in which the molar ratio of the water-soluble copper salt (A-2) and the compound (A-3) represented by the mixing amount of (A-3)/mixing amount of (A-2) is 3.

Abstract: Disclosed are a two-agent type disinfectant composition for hard articles, which includes a first agent containing a powder mixture (A) and a second agent containing an aqueous hydrogen peroxide solution (B-1), the powder mixture (A) containing an alkali metal salt (A-1) exhibiting basicity when the salt is in the form of an aqueous solution, a water-soluble copper salt (A-2), a compound (A-3) represented by the following formula (1), and a nonionic surfactant (A-4) represented by the following formula (2), and in which the molar ratio of the water-soluble copper salt (A-2) and the compound (A-3) represented by the mixing amount of (A-3)/mixing amount of (A-2) is 3.

Abstract: There is provided a method for producing a powder mixture containing an alkali metal salt that exhibits basicity in an aqueous solution (component (A)); at least one type of metal salt selected from the salts of copper, manganese, iron, cobalt and zinc (component (B)); and a compound represented by the following general formula (1) (component (C)), including spraying and mixing an aqueous solution of metal which is an aqueous solution of the aforementioned component (B) with a powder of the aforementioned component (A), and then mixing a powder of the aforementioned component (C) therewith.

Abstract: The present invention relates to a disinfectant composition containing the following components (A) to (D): component (A): a zinc compound, component (B): a chelate compound represented by the following general formula (b1) or (b2), component (C): hydrogen peroxide or a peroxide that releases hydrogen peroxide in water, and component (D): an organic peroxy acid precursor that generates an organic peroxy acid by reacting with the component (C). According to the present invention, a disinfectant composition and a disinfecting method can be provided that enable the effective elimination of gram negative bacteria adhered to textile products, and particularly cotton products.

Abstract: The present invention provides an oxidation catalyst for bleaching containing a component (a) which is an anion caused from a chelating agent having less than or equal to coordination position 5 and/or the chelating agent, and a component (b) which is a copper and/or manganese compound; and a binder compound (c); a hydrogen peroxide-based compound (d) which dissolves in water and generates hydrogen peroxide, the bleaching composition containing a granulated product or a molded product in which at least the component (b) and the component (c) are granulated or molded together. According to the invention, an oxidation catalyst that promotes the oxidation effect of hydrogen peroxide-based compounds with a trace amount of the composition, and has excellent effects of suppressing the decomposition of hydrogen peroxide-based compounds and suppressing coloration of the catalyst itself, and a bleaching composition containing the oxidation catalyst can be utilized.