Abstract: Provided are a microcapsule including a shell that has a three-dimensional cross-linked structure containing a hydrophilic group and Structure (1) and including a core that is in the interior of the shell, in which at least one of the shell or the core has a polymerizable group; and an application thereof. In Structure (1), X represents a (p+m+n)-valent organic group formed by linking at least two groups selected from —NH—, >N—, —C(?O)—, —O—, —S—, and an aliphatic hydrocarbon group which may have a ring structure, provided that an organic group having an aromatic ring is excluded from X, R1 to R3 represent an aliphatic hydrocarbon group having 5 to 15 carbon atoms which may have a ring structure, provided that an aliphatic hydrocarbon group having an aromatic ring is excluded from R1 to R3, and * represents a binding position, each of p, m, and n is equal to or greater than 0, and p+m+n equals 3 or greater.

Abstract: Provided are an aqueous dispersion, a method for manufacturing the aqueous dispersion, and an image forming method in which the image is formed of the aqueous dispersion, the aqueous dispersion including a microcapsule that has a shell having a three-dimensional cross-linked structure containing a urethane bond and/or urea bond, and has a core, in which the shell and/or core has a polymerizable group; a dispersant in which a urethane bond and/or urea bond and an anionic group are contained, a weight-average molecular weight is 5000 or more, and an anionic group value, which is the number of millimoles of the anionic group contained in 1 g of the dispersant, is from 0.10 to 2.50 mmol/g; and water.

Abstract: This invention provides a paste composition that enables a silicon germanium layer to be formed safely and easily, and a method for forming a silicon germanium layer safely and easily. The present invention provides a paste composition for forming a silicon germanium layer, the composition comprising aluminum and germanium, wherein the content of the germanium is more than 1 part by mass and 10000 parts by mass or less, per 100 parts by mass of the aluminum.

Abstract: An ink composition including water, particles that include a polymer having at least one of a urethane bond or a urea bond and have a polymerizable group, and a hydrophobic compound that has an alkyl group having 8 or more carbon atoms and has a molecular weight of 5000 or less, a method for producing the ink composition, and an image-forming method.

Abstract: The present invention provides a method for producing a polishing composition which can polish an object to be polished at a high polishing speed and with fewer scratches (defects). The present invention is a method for producing a polishing composition, the method including: preparing silica in which an intensity of a peak of a silica four-membered ring structure and an intensity of a peak derived from a silica random network structure when analyzed by Raman spectroscopy satisfy a predetermined requirement; and mixing the silica with a dispersing medium.

Abstract: A dielectric composition including a complex oxide containing bismuth, zinc, and niobium, includes a crystal phase formed of the complex oxide and having a pyrochlore type crystal structure, and an amorphous phase. When the complex oxide is represented by a composition formula BixZnyNbzO1.75+?, in which x, y, and z satisfy relations of x+y+z=1.00, 0.20?y?0.50, and 2/3?x/z?3/2.

Abstract: Provided is a photocurable ink composition including a resin which has an amine structure having an ?-hydrogen atom and contains at least one selected from the group consisting of an alkylthio group, an alkylenethioalkylene group, and a mercapto group and at least one selected from the group consisting of a fluorinated hydrocarbon group, a polysiloxane group, and a hydrocarbon group having 12 or more carbon atoms; at least one of a monofunctional radically polymerizable monomer or a bifunctional radically polymerizable monomer; and a photopolymerization initiator.

Abstract: Provided are an ink jet ink composition including water and particles including a polymer having an anionic group, a photo-acid generator, and a sensitizer, wherein a value obtained by subtracting a photo-acid generator amount G being a number of millimoles of the photo-acid generator per 1 g of the particles from an anionic group value A being a number of millimoles of the anionic group per 1 g of the particles is ?0.20 or more and 0.20 or less, and the sensitizer is at least one of compounds represented by Formula (S1) to Formula (S3); a method for producing the ink jet ink composition; and an image-forming method. R11, R12, R21, R31, R32, R33, and R34 each independently represent a substituent; n11, n12, n21, n33, and n34 each independently represent an integer of 0 to 4; and R22 and R23 each independently represent a hydrogen atom or a substituent.

Abstract: Provided are a method for forming an image, and a photocurable ink composition including an amine A which is an amine compound having an ?-hydrogen atom and a number-average molecular weight of less than 1,000, an amine B which is an amine compound having an ?-hydrogen atom and a number-average molecular weight of 1,000 or more, and at least one of a monofunctional radical-polymerizable monomer or a bifunctional radical-polymerizable monomer, in which a total content of the monofunctional radical-polymerizable monomer and the bifunctional radical-polymerizable monomer is 50% by mass or more based on a total amount of the photocurable ink composition.

Abstract: Provided are a method for forming an image, and a photocurable ink composition including an amine A which is an amine compound having an a-hydrogen atom and a hindered amine structure, an amine B which is a tertiary amine compound that has an a-hydrogen atom, that has no hindered amine structure, and that has no radical-polymerizable group, at least one of a monofunctional radical-polymerizable monomer or a bifunctional radical-polymerizable monomer, and a sensitizer (D) which is at least one of a compound represented by formula (D1) or a compound represented by formula (D2), in which a total content of the monofunctional radical-polymerizable monomer and the bifunctional radical-polymerizable monomer is 50% by mass or more. le and R2 each independently represent a substituent, R3 to R8 each independently represent a hydrogen atom or a substituent, and n1 represents an integer of 0 to 5.

Abstract: A photo-curable ink composition contains an amine resin including a constituent unit A represented by a formula (1) or a formula (2) and a constituent unit B represented by any of a formula (3) to a formula (7) and a radical-polymerizable monomer. In the radical-polymerizable monomer, a content of a radical-polymerizable monomer having an acid group is 1.5 mmol or less per 100 g of the photo-curable ink composition. A method for forming an image using the photo-curable ink composition is also provided.

Abstract: An ink composition including: a microcapsule having: a shell having a three-dimensional cross-linked structure including at least one of a urethane bond or a urea bond; and a core encapsulated by the shell; a colorant selected from the group consisting of a colorant having an ionic group and a colorant at least a part of a surface of which being covered with a dispersant having an ionic group; and water, a content ratio of an acidic group-containing compound having at least an acidic group, an acid dissociation constant of 5 or less, and a molecular weight of 2000 or less, relative to a total mass of the ink composition, is 0.5 mass % or less; an ink set, a method for producing an ink composition, and an image recording method.

Abstract: A dielectric film, contains: (1) Bi and Ti; (2) at least one element E1 selected from the group consisting of Na and K; and (3) at least one element E2 selected from the group consisting of Ba, Sr, and Ca. The dielectric film has a main phase containing an oxide that contains Bi, Ti, the element E1, and the element E2 and has a perovskite structure, and a subphase that contains Bi and has an oxygen concentration lower than that of the main phase. In a sectional surface of the dielectric film, a ratio RS of an area of the subphase to a sum of an area of the main phase and the area of the subphase is greater than or equal to 0.03 and less than or equal to 0.3.

Abstract: Provided is an ink composition including: water; particles that each include a polymer having at least one of a urethane bond or a urea bond, and each have a polymerizable group; and a combination of a polymerization inhibitor A1 that is at least one selected from the group consisting of quinone compounds, nitroso compounds, and N-oxyl compounds, and a polymerization inhibitor A2 that is at least one selected from the group consisting of phenol compounds, or a combination of a polymerization inhibitor B1 that is at least one selected from the group consisting of phenol compounds having a solubility of 1.0 g/100 mL or more in water at 25° C., and a polymerization inhibitor B2 that is at least one selected from the group consisting of phenol compounds having a solubility of less than 1.0 g/100 mL in water at 25° C.

Abstract: Provided is an electrical component mounting structure for saddled vehicle capable of concentrating a plurality of electrical components close to the center of the vehicle body while protecting the electrical components. An electrical component mounting structure places the control device to control the vehicle at a position surrounded with a vehicle body frame supporting a power unit of the saddled vehicle, a rear wheel that rotates by a driving force from the power unit, a seat for a rider. The electrical component mounting structure includes the case member including a lower case storing a drive unit, and an upper case covering the lower case from the above. The case member has a sensor storage part storing a sensor at a front end. The control device is attached to the upper case.

Abstract: A dielectric composition contains a complex oxide represented by a composition formula of BixZnyNbzO1.75+?. x+y+z=1.00. x<0.20. 0.20?y?0.50. 0.25?x/z. A dielectric composition contains a complex oxide represented by a composition formula of BixZnyNbzO1.75+?. x+y+z=1.00. 0.20?y?0.50. 1.5<x/z?3.0. z<0.25.

Abstract: Provided are an ink composition including water; and a microcapsule which includes: a shell that has a three-dimensional cross-linked structure containing at least one bond selected from a urethane bond or a urea bond, and including a core that contains a di- or lower functional polymerizable compound, a tri- or higher functional polymerizable compound, and a photopolymerization initiator, in which a proportion of the di- or lower functional polymerizable compound is 20% by mass or more with respect to a total mass of the di- or lower functional polymerizable compound and the tri- or higher functional polymerizable compound, and an image forming method using the ink composition.

Abstract: A water dispersion of gel particles, in which the gel particles having a polymerizable group, having a three-dimensional crosslinked structure including at least one bond selected from a urethane bond and a urea bond, and including at least a photopolymerization initiator and a resin are dispersed in water, a method of producing the water dispersion, and an image forming method using the water dispersion.

Abstract: A seat frame for a motorcycle includes a plurality of aluminum parts manufactured with different manufacturing methods. A seat frame includes front members, middle members, and a rear member, the front members, the middle members, and the rear member being formed of aluminum. The rear member is formed by integral molding based on a gravity casting method. The rear member includes a pair of left and right rail portions, a front cross portion, a rear cross portion, and a plurality of attachment bosses for attaching other parts. The left and right rail portions each have an attachment portion to be connected to a rear end portion of corresponding one of the middle members provided on an end portion thereof on the front side in the vehicle longitudinal direction.

Abstract: A photocurable ink composition is provided, the composition including: a resin that includes at least one of a structural unit (1) below or a structural unit (2) below; and at least one of a monofunctional radical-polymerizable monomer or a bifunctional radical-polymerizable monomer, in which a total content of the monofunctional radical-polymerizable monomer and the bifunctional radical-polymerizable monomer is 50% by mass or more relative to a total amount of the photocurable ink composition.