Abstract: A composition includes a metal compound, a polymer including a first structural unit represented by formula (1) and a second structural unit represented by formula (2), and a solvent. R1 is a hydrogen atom or a substituted or unsubstituted monovalent hydrocarbon group having 1 to 20 carbon atoms; and R2 is a substituted or unsubstituted monovalent hydrocarbon group having 1 to 20 carbon atoms. R3 is a hydrogen atom or a substituted or unsubstituted monovalent hydrocarbon group having 1 to 20 carbon atoms; L is a single bond or a divalent linking group; Ar is a group obtained by removing (n+1) hydrogen atoms from a substituted or unsubstituted aromatic ring having 6 to 20 ring members; R4 is a monovalent hydroxyalkyl group having 1 to 10 carbon atoms or a hydroxy group; and n is an integer of 0 to 8.

Abstract: A pigment water dispersion, including pigment-containing polyester resin particles. The polyester resin contains a constitutional unit derived from an alcohol component and a constitutional unit derived from a carboxylic acid component, the alcohol component contains 3-methyl-1,5-pentanediol, and an average particle size of the pigment-containing resin particles is not less than 60 nm and not more than 350 nm.

Abstract: The present invention relates to an aqueous gravure ink containing a pigment, a water-soluble organic solvent, a surfactant and water, in which the water-soluble organic solvent contains a glycol ether having a boiling point of 100 to 260° C.; the surfactant contains a silicone-based surfactant containing a specific constitutional unit; a content of the water-soluble organic solvent in the ink is 1 to 10% by mass; and a content of water in the ink is 50 to 80% by mass. This ink exhibits a less burden on the environments, and is excellent in optical density and drying properties.

Abstract: The present invention relates to an aqueous ink for plate-based printing, which contains the following components (A) to (C) and water: (A) not less than 1% by mass and not more than 15% by mass of a pigment; (B) not less than 1% by mass and not more than 12% by mass of pigment-free crosslinked polymer particles; and (C) not less than 1% by mass and not more than 15% by mass of a water-soluble organic solvent having a boiling point of not lower than 100° C. and not higher than 260°, and a plate-based printing method including the step of printing characters or images on a low-liquid absorbing printing medium using the aforementioned aqueous ink. The aqueous ink for plate-based printing according to the present invention hardly suffers from occurrence of tone jump and is excellent in anti-blocking properties even when printed on a low-liquid absorbing printing medium.

Abstract: The present invention relates to a gravure printing method of conducting printing on a printing substrate with an aqueous ink reserved in an ink pan using a furnisher roll, a gravure roll, a doctor blade and a nip roll, in which the aqueous ink contains a pigment, a polymer, an organic solvent, a surfactant and water; a content of organic solvent components of the organic solvent which have a boiling point of 100 to 260° C. in the aqueous ink is not less than 0.3% by mass and not more than 12% by mass; an average particle size of particles of the pigment is from 120 to 350 nm; and an arithmetic mean roughness (Ra) of a plate surface of the gravure roll is from 10 to 140 nm. According to the present invention, it is possible to improve transfer properties of the ink to the printing substrate such as a resin film, etc., and suppress fogging on the plate surface.

Abstract: The present invention relates to an aqueous gravure ink containing pigment particles A, polymer particles B and water, the aqueous gravure ink being capable of satisfying at least one of the following requirements 1 and 2: Requirement 1: an average particle size of whole particles in the aqueous gravure ink is not less than 150 nm and not more than 500 nm, and a polydispersity index in a particle size distribution of the whole particles is not less than 0.10 and not more than 0.30; and Requirement 2: an average particle size of the pigment particles A is not less than 140 nm and not more than 550 nm, and a polydispersity index in a particle size distribution of the pigment particles A is not less than 0.08 and not more than 0.32, and an average particle size of the polymer particles B is not less than 30 nm and not more than 220 nm, and a polydispersity index in a particle size distribution of the polymer particles B is not less than 0.08 and not more than 0.32.

Abstract: [Problem] To provide a film forming composition and a film forming method capable of forming a film excellent in gas barrier properties. [Means for Solution] A film forming composition comprising a polysilazane, an organic solvent and an additive having a specific structure, and a film forming method comprising applying the composition on a substrate and exposing the composition to light. This specific additive is represented by a specific general formula among those having a nonconjugated cyclic structure composed of atoms selected from the group consisting of carbon, nitrogen and oxygen in the structure.

Abstract: [Problem] To provide a film forming composition curable at low temperature and a film forming method using the same. [Means for Solution] A film forming composition comprising a polysilazane, an organic solvent and aspecific additive, and a film forming method comprising applying it on a substrate and curing. The specific additive is selected from the group consisting of (A) guanidines substituted by a hydrocarbylgroup, (B) crown ether amines containing oxygen and nitrogen as a member thereof, (C) cycloalkanes having an amino-substituted polycyclic structure, (D) oximes substituted by a hydrocarbyl group, and (E) imidazolines.

Abstract: The present invention provides an aqueous ink for plate-based printing which is excellent in transfer properties and substrate adhesion properties even against a low-liquid absorbing printing medium, and a plate-based printing method using the aqueous ink. The present invention relates to [1] an aqueous ink for plate-based printing which contains pigment-containing crosslinked water-insoluble polymer particles A, pigment-free water-insoluble polymer particles B, an organic amine compound, not less than 1% by mass and not more than 30% by mass of a water-soluble organic solvent having a boiling point of not lower than 100° C. and not higher than 260° C., and water, and [2] a plate-based printing method including the step of printing characters or images on a low-liquid absorbing printing medium using the aforementioned aqueous ink.

Abstract: The present invention relates to an aqueous gravure ink containing a pigment, a water-soluble organic solvent, a surfactant and water, in which the water-soluble organic solvent contains a glycol ether having a boiling point of 100 to 260° C.; the surfactant contains a silicone-based surfactant containing a specific constitutional unit; a content of the water-soluble organic solvent in the ink is 1 to 10% by mass; and a content of water in the ink is 50 to 80% by mass. This ink exhibits a less burden on the environments, and is excellent in optical density and drying properties.

Abstract: [Problem] To provide a film forming composition and a film forming method capable of forming a film excellent in gas barrier properties. [Means for Solution] A film forming composition comprising a polysilazane, an organic solvent and an additive having a specific structure, and a film forming method comprising applying the composition on a substrate and exposing the composition to light. This specific additive is represented by a specific general formula among those having a nonconjugated cyclic structure composed of atoms selected from the group consisting of carbon, nitrogen and oxygen in the structure.

Abstract: [Problem] To provide a composition for forming a coating layer having excellent gas barrier performance and a method of forming the coating layer. [Means for Solution] A composition for forming a coating film comprising a specific silicon compound which reacts with a polysilazane by exposure, a polysilazane and an organic solvent, and a method for forming a coating layer comprising coating the composition on a substrate and exposing.

Abstract: The present invention relates to a gravure printing method of conducting printing on a printing substrate with an aqueous ink reserved in an ink pan using a furnisher roll, a gravure roll, a doctor blade and a nip roll, in which the aqueous ink contains a pigment, a polymer, an organic solvent, a surfactant and water; a content of organic solvent components of the organic solvent which have a boiling point of 100 to 260° C. in the aqueous ink is not less than 0.3% by mass and not more than 12% by mass; an average particle size of particles of the pigment is from 120 to 350 nm; and an arithmetic mean roughness (Ra) of a plate surface of the gravure roll is from 10 to 140 nm. According to the present invention, it is possible to improve transfer properties of the ink to the printing substrate such as a resin film, etc., and suppress fogging on the plate surface.

Abstract: [Problem] To provide a film forming composition curable at low temperature and a film forming method using the same. [Means for Solution] A film forming composition comprising a polysilazane, an organic solvent and aspecific additive, and a film forming method comprising applying it on a substrate and curing. The specific additive is selected from the group consisting of (A) guanidines substituted by a hydrocarbylgroup, (B) crown ether amines containing oxygen and nitrogen as a member thereof, (C) cycloalkanes having an amino-substituted polycyclic structure, (D) oximes substituted by a hydrocarbyl group, and (E) imidazolines.

Abstract: [Problem] To provide a film forming composition and a method for preparing a film with which it is possible to form a film having excellent gas barrier performance. [Means for Solution] Disclosed is a film forming composition comprising: a polysiloxane that does not include a hydroxyl group or a carboxyl group; a polysilazane; and an organic solvent. Also disclosed is a method for preparing a film comprising: coating a substrate with said composition; and exposing the same to light.

Abstract: An exhaust purifying apparatus is provided, that can be manufactured at low manufacturing costs and is capable exhibiting high exhaust purifying performance. The exhaust purifying apparatus includes an exhaust passage, and an exhaust purifying member disposed in the exhaust passage. The exhaust purifying member is made of stainless steel. The surface of the stainless steel material is not covered with a catalyst coat containing a catalyst component, so that the surface of the stainless steel material is brought into contact with exhaust. The exhaust purifying member is made of precipitation hardening stainless steel and/or austenitic stainless steel.

Abstract: An exhaust purifying apparatus is provided, that can be manufactured at low manufacturing costs and is capable exhibiting high exhaust purifying performance. The exhaust purifying apparatus includes an exhaust passage, and an exhaust purifying member disposed in the exhaust passage. The exhaust purifying member is made of stainless steel. The surface of the stainless steel material is not covered with a catalyst coat containing a catalyst component, so that the surface of the stainless steel material is brought into contact with exhaust. The exhaust purifying member is made of precipitation hardening stainless steel and/or austenitic stainless steel.

Abstract: The present invention provides a method for forming a siliceous film. According to the method, a siliceous film having a hydrophilic surface can be formed from a polysilazane compound at a low temperature. In the method, a composition containing a polysilazane compound and a silica-conversion reaction accelerator is applied on a substrate surface to form a polysilazane film, and then a polysilazane film-treatment solution is applied thereon so that the polysilazane compound can be converted into a siliceous film at 300° C. or less. The polysilazane film-treatment solution contains a solvent, hydrogen peroxide and an alcohol.

Abstract: The present invention provides a process for producing a fine organic pigment which is capable of efficiently atomizing a raw material organic pigment, and excellent in productivity of the fine organic pigment. The present invention relates to a process for producing a fine organic pigment which includes the step of kneading a mixture prepared by compounding a raw material organic pigment, a water-soluble inorganic salt, a water-soluble organic solvent and a resin, in which the resin is a copolymer produced by copolymerizing an aromatic ring-containing ethylenically unsaturated monomer (A), a carboxy group-containing ethylenically unsaturated monomer (B) and an ethylenically unsaturated monomer (C) containing a polyethyleneoxide chain having an average molar number of addition of ethyleneoxide of not less than 1 and not more than 50.

Abstract: Provided is a composition for forming a low-refractive-index film, which exhibits an excellent antireflective function even when applied in a single layer and does not affect the environment, and which is characterized by comprising (A) an inorganic polysilazane and (B) at least one organic polymer selected from a silazane-containing organic polymer, a siloxazane-containing organic polymer and a ureasilazane-containing organic polymer, wherein the ratio (A):(B) is 40:60-17:83 by weight.