Abstract: To provide a carbon dioxide separation composition which is excellent in carbon dioxide desorption efficiency (desorption amount/absorption amount) and durability to nitrogen oxides, and a method for separating carbon dioxide. A carbon dioxide separation composition, containing at least one amine compound selected from the group consisting of an amine compound represented by the following formula (1): wherein R1 to R3 each independently represent a hydrogen atom or a C1-4 alkyl group, and an amine compound represented by the following formula (2): wherein R10, R11, R12, R13 and R14 each independently represent a hydrogen atom, a C1-4 alkyl group, a hydroxy group, a hydroxymethyl group, a 2-hydroxyethyl group or a C1-4 alkoxy group, a and b are each independently 0 or 1 and satisfy the relation a+b=1, and R15 is a hydrogen atom, a C1-4 alkyl group, a methoxymethyl group, a methoxyethoxymethyl group or a 2-hydroxyethyl group.

Abstract: To provide a catalyst composition to obtain a flexible polyurethane foam from which substantially no amine compound is discharged and which has sufficient resistance to compressive strain, and a method for producing a flexible polyurethane foam using the catalyst composition. A polyurethane foam is produced by using a catalyst composition for producing a polyurethane foam, which comprises an amine compound represented by the following formula (1) and at least one glycol selected from the group consisting of ethylene glycol and polyethylene glycol, provided that when the compound of the formula (1) has enantiomers, diastereomers or geometric isomers, both a mixture thereof and isolated isomers are included: wherein R1, R2, R3 and R4 are each independently a hydrogen atom, a C1-4 alkyl group, a hydroxy group, a hydroxymethyl group or a C1-4 alkoxy group, and m is an integer of 1 or 2.

Abstract: To provide a catalyst composition to obtain a flexible polyurethane foam from which substantially no amine compound is discharged and which has sufficient resistance to compressive strain, and a method for producing a flexible polyurethane foam using the catalyst composition. A polyurethane foam is produced by using a catalyst composition for producing a polyurethane foam, which comprises an amine compound represented by the following formula (1) and at least one glycol selected from the group consisting of ethylene glycol and polyethylene glycol, provided that when the compound of the formula (1) has enantiomers, diastereomers or geometric isomers, both a mixture thereof and isolated isomers are included: wherein R1, R2, R3 and R4 are each independently a hydrogen atom, a C1-4 alkyl group, a hydroxy group, a hydroxymethyl group or a C1-4 alkoxy group, and m is an integer of 1 or 2.

Abstract: To provide an amine catalyst for curing a polyisocyanate which can satisfy both initial moldability before a thermal compression step and high reactivity at the time of thermal compression molding, and an adhesive composition containing it. A catalyst comprising an amine compound (1) represented by the formula (1) and an amine compound (2) represented by the formula (2) is used as an amine catalyst for curing a polyisocyanate compound. wherein each of R1 and R2 which are independent of each other, is a C1-4 hydrocarbon group, and R3 is a C1-4 hydrocarbon group having a hydroxy group or an amino group; wherein each of R4 and R5 which are independent of each other, is a C1-4 hydrocarbon group, R6 is a C1-4 hydrocarbon group or a C1-4 hydrocarbon group having a hydroxy group or an amino group, R7 is a C1-4 hydrocarbon group having a hydroxy group or an amino group, and m is an integer of from 2 to 6.

Abstract: An optical element with an antireflection function is provided with a substrate having a surface and a plurality of structures formed from convex portions or concave portions and arranged in large numbers on the surface of the substrate with a minute pitch less than or equal to the wavelength of the visible light, wherein the modulus of elasticity of the material forming the structures is 1 MPa or more, and 1,200 MPa or less, and the aspect ratio of the structure is 0.6 or more, and 1.5 or less.

Abstract: To provide a novel cyclic amine compound and a process for producing a polyurethane resin by using it. A 3-hydroxy-1,5-diazabicyclo[3.2.2]nonane represented by the following formula (1), and a process for producing a polyurethane resin by using a catalyst for producing a polyurethane resin, which contains the 3-hydroxy-1,5-diazabicyclo[3.2.2]nonane. When the compound represented by the formula (1) has optical isomers, diastereomers or geometric isomers, the compound includes both a mixture of any of them and an isolated isomer of any of them. [in the above formula (1), each of R1, R2, R3, R4, R5, R6, R7 and R8 which are independent of one another, is a hydrogen atom, a C1-4 alkyl group, a hydroxy group, a hydroxymethyl group or a C1-4 alkoxy group.

Abstract: An optical element has a base material having a surface and a plurality of structures which are arranged on the surface of the base material at a fine pitch equal to or shorter than the wavelength of visible light and which each includes a convex or concave portion. The elastic modulus of the material forming the structures is 1 MPa or more and 1200 MPa or less, and the surface on which the structures are formed are hydrophilic.

Abstract: To provide a curing agent for producing a polyurea resin, which is capable of thermal compression molding, which will not cause odor and toxicity or environmental problems at the time of molding or of products, which has favorable adhesive strength, and which hardly causes pollution of other materials, and a method for producing a polyurea resin using it. A curing agent for producing a polyurea resin, which comprises at least one diamine compound selected from the group consisting of compounds each represented by the following formula (1): wherein n is 0 or 1, and R is a hydroxy group or hydroxyalkyl group having 0 to 2 carbon atoms, and at least one amine compound selected from the group consisting of N,N-dimethylaminoethanol, N,N-dimethylaminoisopropanol and N,N-dimethyl-N?,N?-di(2-hydroxypropyl)propylenediamine.

Abstract: A catalyst containing a quaternary ammonium salt represented by the following general formula (1) is used as a catalyst for dissociation of a blocking agent. [In the formula, each of R1 to R3 represents an aliphatic hydrocarbon group having 1 to 8 carbon atoms or an aromatic hydrocarbon group having 6 to 14 carbon atoms; R4 represents an aliphatic hydrocarbon group having 9 to 20 carbon atoms; X represents at least one member selected from the group consisting of a phosphate group, a borate group, a hydrogencarbonate group, a monoalkylcarbonate group and a carbonate group; a is an integer in the range of 1 to 3; and b is an integer in the range of 1 to 3.

Abstract: To provide an amine catalyst for curing a polyisocyanate which can satisfy both initial moldability before a thermal compression step and high reactivity at the time of thermal compression molding, and an adhesive composition containing it. A catalyst comprising an amine compound (1) represented by the formula (1) and an amine compound (2) represented by the formula (2) is used as an amine catalyst for curing a polyisocyanate compound. wherein each of R1 and R2 which are independent of each other, is a C1-4 hydrocarbon group, and R3 is a C1-4 hydrocarbon group having a hydroxy group or an amino group; wherein each of R4 and R5 which are independent of each other, is a C1-4 hydrocarbon group, R6 is a C1-4 hydrocarbon group or a C1-4 hydrocarbon group having a hydroxy group or an amino group, R7 is a C1-4 hydrocarbon group having a hydroxy group or an amino group, and m is an integer of from 2 to 6.

Abstract: A printed material includes a printed material body with a surface, and an optical element disposed on the surface of the printed material body. The optical element includes multiple structures formed at a pitch not longer than the wavelength of visible light. The structures have an aspect ratio of 0.6 or more and 5.0 or less.

Abstract: An optical element has a base material having a surface and a plurality of structures which are arranged on the surface of the base material at a fine pitch equal to or shorter than the wavelength of visible light and which each includes a convex or concave portion. The elastic modulus of the material forming the structures is 1 MPa or more and 1200 MPa or less, and the surface on which the structures are formed are hydrophilic.

Abstract: A printed material includes a printed material body with a surface, and an optical element disposed on the surface of the printed material body. The optical element includes multiple structures formed at a pitch not longer than the wavelength of visible light. The structures have an aspect ratio of 0.6 or more and 5.0 or less.

Abstract: To provide a novel cyclic amine compound and a process for producing a polyurethane resin by using it. A 3-hydroxy-1,5-diazabicyclo[3.2.2]nonane represented by the following formula (1), and a process for producing a polyurethane resin by using a catalyst for producing a polyurethane resin, which contains the 3-hydroxy-1,5-diazabicyclo[3.2.2]nonane. When the compound represented by the formula (1) has optical isomers, diastereomers or geometric isomers, the compound includes both a mixture of any of them and an isolated isomer of any of them. [in the above formula (1), each of R1, R2, R3, R4, R5, R6, R7 and R8 which are independent of one another, is a hydrogen atom, a C1-4 alkyl group, a hydroxy group, a hydroxymethyl group or a C1-4 alkoxy group.

Abstract: A method for producing a rigid polyurethane foam, which comprises reacting a polyol with a polyisocyanate in the presence of an amine catalyst and a blowing agent, wherein as the amine catalyst, at least one amine compound having at least one type of substituent selected from the group consisting of a hydroxyl group, a primary amino group and a secondary amino group in its molecule, or N-(2-dimethylaminoethyl)-N?-methylpiperazine, is used, and as the blowing agent, 1,1,1,3,3-pentafluoropropane (HFC-245fa) and/or 1,1,1,3,3-pentafluorobutane (HFC-365mfc) is used.

Abstract: A color filter preventing the occurrence of cross-talk between colors while improving light extraction efficiency, a method of manufacturing the color filter, and a light-emitting device are provided. The color filter includes: a plurality of color filter layers for a plurality of colors arranged on a substrate, a plurality of projections arranged in contact with the color filter layers, the projections of which parts on a side closer to the color filter layers are connected to one another; and a reflecting mirror film formed so as to be laid over a side surface of each of the plurality of projections.

Abstract: An optical element includes a base body having a surface; and a plurality of structures arranged with fine pitches equal to or less than a wavelength of visible light on the surface of the base body, wherein an elastic modulus of a material forming the structure is equal to or greater than 1 MPa and equal to or less than 1200 MPa, an aspect ratio of the structure is equal to or greater than 0.6 and equal to or less than 5, and a coefficient of kinetic friction of the surface of the base body on which the plurality of structures are formed is equal to or less than 0.85.

Abstract: A reflection plate allowing the prevention of the generation of stray light, a method of manufacturing the same, and a light-emitting device using such a reflection plate are provided. The reflection plate includes: a base having light transparency, and having a plurality of projections formed on a surface thereof; a reflecting mirror film arranged so as to be laid over a side surface of each of the projections in the base; and a light absorption layer arranged in a part or the whole of each of depressions on the surface of the base, the depressions being formed in spaces between the plurality of projections.

Abstract: A light-diffusing film and screen including same are provided. The light-diffusing film having anisotropy in the diffusion angle includes a translucent support, and a translucent resin layer having irregularities on the surface thereof and being provided on the translucent support. In the light-diffusing film, the maximal value of the loss tangent (tan ?) determined from a dynamic viscoelasticity of the light-diffusing film lies in a temperature range of 0° C. to 60° C.

Abstract: An optical element with an antireflection function is provided with a substrate having a surface and a plurality of structures formed from convex portions or concave portions and arranged in large numbers on the surface of the substrate with a minute pitch less than or equal to the wavelength of the visible light, wherein the modulus of elasticity of the material forming the structures is 1 MPa or more, and 1,200 MPa or less, and the aspect ratio of the structure is 0.6 or more, and 1.5 or less.