Abstract:
A method for producing a coated material having an oxidizable metal-containing coating, including the step of applying to a base material (11) an oxidizable metal-containing coating fluid containing a particulate oxidizable metal, a carbon component, a thickener, and water using a coating apparatus (1) and a coating fluid preparation step in which a thickener solution prepared by dissolving the thickener in water, the particulate oxidizable metal, and the carbon component or an aqueous dispersion of the carbon component are put and mixed in a preparation tank (3) to prepare the oxidizable metal-containing coating fluid. In the coating fluid preparation step, the particulate oxidizable metal is added to the thickener solution. The coating apparatus (1) includes a relay tank (4) capable of temporarily storing the coating fluid to be fed from the preparation tank (3) to a coating unit (5), so that the oxidizable metal-containing coating fluid in the preparation tank (3) is fed to the coating unit (5) through the relay tank (4).
Abstract:
PROBLEM TO BE SOLVED: To provide a manufacturing method of active carbon impregnated with a deodorant, capable of controlling an impregnation amount of the deodorant to granular active carbon, uniformly impregnating the granular active carbon with the deodorant, and improving drying efficiency.SOLUTION: The manufacturing method of the active carbon impregnated with the deodorant is for manufacturing the granular active carbon impregnated with the deodorant by introducing the granular active carbon into a preheated container (mixing tank 21), atomizing the aqueous solution of the deodorant while agitating the introduced granular active carbon by a spiral screw type agitator 235, and after the atomization of the aqueous solution of the deodorant is ended, drying the granular active carbon to which the aqueous solution of the deodorant is atomized by hot air drying.
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing gas barrier material for a molded product with high gas barrier, such as oxygen and the like.SOLUTION: There is provided a method for producing gas barrier materials containing cellulose fibers having an average fiber diameter of not more than 200 nm, wherein the content of the carboxy group in a cellulose composing the cellulose fiber is 0.1-2 mmol/g. The method for producing gas barrier material includes steps of: adding 10-1,000 times the amount (mass ratio) of water to natural fibers (on an absolute dry weight basis) as raw materials to obtain slurry; applying an oxidizing treatment to the natural fibers using 2,2,6,6-tetramethyl-1-piperidin-N-oxyl (TEMPO) or a derivative thereof as a catalyst and a co-oxidizing agent; and pulverizing.
Abstract:
PROBLEM TO BE SOLVED: To provide a manufacturing method of a cellulose fiber suitable as a gas barrier film material. SOLUTION: The manufacturing method of a cellulose fiber comprises an oxidation process for oxidizing natural cellulose to obtain a dispersion liquid containing oxycellulose fibers wherein a carboxyl group content of cellulose constituting a cellulose fiber is 0.1-2.0 mmol/g, an enzyme treatment process for adding and holding an enzyme in the dispersion liquid, and a process for mechanically loosening the oxidized cellulose fibers in the dispersion liquid. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide an oxidizable sheet capable of obtaining uniform characteristics without uneven distribution of components contained in an oxidizable sheet material, enhancing the efficiency in the oxidation reaction, and retaining the sufficient flexibility after the oxidization reaction is finished.SOLUTION: The oxidizable sheet includes electrolyte as an oxidization auxiliary agent in an intermediate sheet of the oxidizable sheet 2. In the intermediate sheet, the oxidizable sheet material 21 including oxidizable metal and fibrous substance but without including electrolyte as the oxidization auxiliary agent and a base material sheet 22 are joined to each other and integrated with each other. The oxidizable sheet material 21 is divided into a plurality of segments, and the base material sheet 22 is preferably made of a fiber sheet.
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing a gas barrier laminate, in which the coating suitability of a cellulose fiber-suspended liquid is improved. SOLUTION: The method for producing the gas barrier laminate comprises the steps of: performing plasma treatment using nitrogen gas on the surface of a base material consisting of biomass plastic and/or a biodegradable resin; and coating the plasma-treated surface of the base material with the cellulose fiber-suspended liquid containing a cellulose fiber, which has ≤200 nm average fiber fineness and is formed from cellulose having 0.1-2 mmol/g carboxyl group content, to form a layer consisting of the cellulose fiber. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide an oxidizable sheet obtaining uniform characteristics without unevenly distributing components contained in an oxidizable sheet material, enhancing the efficiency of oxidation reaction and keeping sufficient flexibility after the completion of oxidation reaction. SOLUTION: The oxidizable sheet 2 contains an electrolyte becoming an oxidation aid in its intermediate sheet. The intermediate sheet is obtained by integrally jointing the oxidizable sheet material 21 containing an oxidizable metal and a fibrous material but not containing the electrolyte becoming the oxidation aid to a base material sheet 22 and the oxidizable sheet material 21 is divided into a plurality of segments. The base material sheet 22 is preferably composed of a fiber sheet. COPYRIGHT: (C)2008,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing an oxidizable-metal-containing applied object, by which an oxidizable-metal-containing applied object as a production intermediate of a heat generator can be efficiently produced.SOLUTION: The method for producing an oxidizable-metal-containing applied object includes: a step in which an oxidizable-metal-containing application liquid which contains oxidizable metal particles, a carbon component, a thickener and water, is applied to a substrate 11 by use of an application apparatus 1; and an application liquid preparation step in which a thickener solution prepared by dissolving the thickener in water, the oxidizable metal particles, and the carbon component or an aqueous dispersion of the carbon component are charged into a preparation tank 3 and mixed to prepare the oxidizable-metal-containing application liquid. In the application liquid preparation step, the oxidizable metal particles are charged to the thickener solution. The application apparatus 1 includes a relay tank 4 that can temporarily store the application liquid to be supplied to an application means 5 from the preparation tank 3, and the oxidizable-metal-containing application liquid in the preparation tank 3 is supplied to the application means 5 via the relay tank 4.