Abstract: Flaky alumina particles including mullite in a surface layer of the flaky alumina particles. A method for producing flaky alumina particles including forming a mixture by mixing together an aluminum compound that contains elemental aluminum, a molybdenum compound that contains elemental molybdenum, and silicon or a silicon compound that contains elemental silicon, the aluminum compound being in an amount greater than or equal to 50 mass %, calculated as Al2O3, the molybdenum compound being in an amount less than or equal to 40 mass %, calculated as MoO3, the silicon or the silicon compound being in an amount of 0.5 mass % or greater and less than 10 mass %, calculated as SiO2, relative to a total mass of the flaky alumina particles taken as 100 mass %; and firing the mixture.

Abstract: To provide plate-like alumina particles that are less likely to wear apparatuses. Plate-like alumina particles containing germanium or a germanium compound. The plate-like alumina particles preferably have a molar ratio of Ge to Al, [Ge]/[Al], of 0.08 or more as determined in an XPS analysis. The plate-like alumina particles preferably contain the germanium or germanium compound in a surface layer. The plate-like alumina particles preferably have a density of 3.7 g/cm3 or more and 4.1 g/cm3 or less. The plate-like alumina particles preferably have a molar ratio of Ge to Al, [Ge]/[Al], of 0.08 or less as determined in an XRF analysis.

Abstract: The composite particle of the present invention includes an alumina particle having a card-house structure which is formed of three or more pieces of plate-like alumina and in which the pieces of plate-like alumina are fixed to each other; and an inorganic coating part provided on a surface of the plate-like alumina.

Abstract: Provided is a resin composition for molding containing a polyarylene sulfide resin that forms a molded body having all of mechanical strength, heat cycle characteristics, and thermal conductivity in a well-balanced manner. Specifically, provided are a resin composition for molding containing a plate-like filler having an aspect ratio of 10 to 500 (A), a polyarylene sulfide resin (B), a thermoplastic resin having a glass transition temperature (Tg) of 20° C. or lower (C), and glass fibers (D) as essential components, the plate-like filler (A) being contained in an amount of 30 to 70 parts by mass relative to 100 parts by mass of the sum of the plate-like filler (A), the polyarylene sulfide resin (B), the thermoplastic resin (C), and the glass fibers (D), and a molded body of the resin composition for molding.

Abstract: A method for optimizing manufacturing conditions for a polyarylene sulfide resin composite includes executing a machine learning algorithm using a data set including manufacturing conditions data and measured characteristics data. The manufacturing conditions data includes the manufacturing conditions items of at least ingredients for the polyarylene sulfide resin composite, mixing conditions, and polymer melt temperature during melt kneading, whereas the measured characteristics data includes the characteristic value item of at least the impact resistance of the polyarylene sulfide resin composite when produced under the manufacturing conditions specified by the manufacturing conditions data.

Abstract: The present invention provides an alumina particle containing molybdenum (Mo) and an inorganic coating part provided on the surface of the alumina particle.

Abstract: A method for producing a Guerbet alcohol, including reacting a raw material alcohol having 8 or more and 22 or less carbon atoms, in the presence of a catalyst (A) containing a first component, a second component, and a third component below: first component: copper, second component: one kind selected from the group consisting of cobalt, nickel, molybdenum, and rhenium, and third component: at least one kind selected from the group consisting of elements that are elements belonging to Groups 3 to 10 and 12 of the fourth period of the periodic table and elements belonging to Groups 3 to 7, 11, and 12 of the fifth and sixth periods of the periodic table, and are different from the element selected as the second component.

Abstract: The present invention provides: a method for producing an epoxyalkane capable of obtaining an epoxide in a high yield while attaining a high olefin conversion rate and a high selectivity for epoxides even when an olefin includes a long carbon chain, and a solid oxidation catalyst. The method for producing an epoxyalkane of the present invention comprises reacting an olefin with an oxidant in the presence of a solid oxidation catalyst, wherein the solid oxidation catalyst comprises a transition metal and a carrier that supports the transition metal, and the carrier is a composite of a metal oxide with a phosphonic acid.

Abstract: The present invention provides alumina particles having a fixed card-house structure formed of three or more flat plate-like alumina particles and having an average particle diameter of 3 to 1000 ?m. Also, there is provided alumina particles having an average particle diameter of 3 to 1000 ?m and having a fixed card-house structure in which the three or more flat plate-like alumina are aggregated to be crossed each other at two or more plurality of positions, and the plane directions of the flat plates crossed each other are in a state of disordered arrangement.

Abstract: Plate-like alumina particles have an aspect ratio of 5 to 500, in which in solid-state 27Al NMR analysis, the longitudinal relaxation time T1 for a peak of six-coordinated aluminum at 10 to 30 ppm is 5 seconds or more at a static magnetic field strength of 14.1 T.

Abstract: The present invention provides a method of evaluating pathological conditions of heart failure based on a new mechanism of action of heart failure, a method of evaluating a candidate compound for a heart failure treatment drug using the mechanism of action, and a pharmaceutical composition for treating or preventing heart failure using the mechanism of action. That is, the present invention provides a method of evaluating pathological conditions of heart failure including measuring an amount of succinyl-CoA in cardiomyocytes collected from a test animal, a respiratory capacity of mitochondrial complex II in peripheral blood mononuclear cells collected from the test animal or an amount of reactive oxygen species released from peripheral blood mononuclear cells collected from the test animal; and evaluating the onset of heart failure of the test animal or the severity of heart failure based on the obtained measurement values.

Abstract: The present invention provides: a method for producing an epoxyalkane capable of obtaining an epoxide in a high yield while attaining a high olefin conversion rate and a high selectivity for epoxides even when an olefin includes a long carbon chain, and a solid oxidation catalyst used in the method. The method for producing an epoxyalkane of the present invention comprises reacting an olefin with an oxidant in the presence of a solid oxidation catalyst, wherein the solid oxidation catalyst comprises a transition metal and a carrier that supports the transition metal, and the carrier is a metal oxide having a silyl group represented by the following general formula (1): R1R2R3Si—??(1) wherein R1, R2, and R3 are each independently a single bond, a hydrocarbon group, a halogenated hydrocarbon group, an alkoxy group, or a halogen, and at least one of R1, R2, and R3 is a hydrocarbon group having 3 or more carbon atoms or a halogenated hydrocarbon group having 3 or more carbon atoms.

Abstract: The present invention provides: a method for producing an epoxyalkane capable of obtaining an epoxide in a high yield while attaining a high olefin conversion rate and a high selectivity for epoxides even when an olefin includes a long carbon chain, and a solid oxidation catalyst. The method for producing an epoxyalkane of the present invention comprises reacting an olefin with an oxidant in the presence of a solid oxidation catalyst, wherein the solid oxidation catalyst comprises a transition metal and a carrier that supports the transition metal, and the carrier is a composite of a metal oxide with a phosphonic acid.

Abstract: To provide plate-like alumina particles that are less likely to wear apparatuses. Plate-like alumina particles containing germanium or a germanium compound. The plate-like alumina particles preferably have a molar ratio of Ge to Al, [Ge]/[Al], of 0.08 or more as determined in an XPS analysis. The plate-like alumina particles preferably contain the germanium or germanium compound in a surface layer. The plate-like alumina particles preferably have a density of 3.7 g/cm3 or more and 4.1 g/cm3 or less. The plate-like alumina particles preferably have a molar ratio of Ge to Al, [Ge]/[Al], of 0.08 or less as determined in an XRF analysis.

Abstract: Flaky alumina particles including mullite in a surface layer of the flaky alumina particles. A method for producing flaky alumina particles including forming a mixture by mixing together an aluminum compound that contains elemental aluminum, a molybdenum compound that contains elemental molybdenum, and silicon or a silicon compound that contains elemental silicon, the aluminum compound being in an amount greater than or equal to 50 mass %, calculated as Al2O3, the molybdenum compound being in an amount less than or equal to 40 mass %, calculated as MoO3, the silicon or the silicon compound being in an amount of 0.5 mass % or greater and less than 10 mass %, calculated as SiO2, relative to a total mass of the flaky alumina particles taken as 100 mass %; and firing the mixture.

Abstract: The present invention relates to a method for producing an olefin with a high yield for a short reaction time in a dehydration reaction of an aliphatic alcohol. The present invention provides a method for producing an olefin, including subjecting an aliphatic alcohol having 6 or more carbon atoms to a dehydration reaction in the presence of an aluminum oxide catalyst, wherein an average pore diameter of the aluminum oxide catalyst is 12.5 nm or more and 20.0 nm or less.

Abstract: The present invention provides alumina particles having a fixed card-house structure formed of three or more flat plate-like alumina particles and having an average particle diameter of 3 to 1000 ?m. Also, there is provided alumina particles having an average particle diameter of 3 to 1000 ?m and having a fixed card-house structure in which the three or more flat plate-like alumina are aggregated to be crossed each other at two or more plurality of positions, and the plane directions of the flat plates crossed each other are in a state of disordered arrangement.

Abstract: The present invention relates to a method for producing an olefin with a high yield for a short reaction time in a dehydration reaction of an aliphatic alcohol. The present invention provides a method for producing an olefin, including subjecting an aliphatic alcohol having 6 or more carbon atoms to a dehydration reaction in the presence of an aluminum oxide catalyst, wherein an average pore diameter of the aluminum oxide catalyst is 12.5 nm or more and 20.0 nm or less.

Abstract: To provide a method for producing a Guerbet alcohol without necessity of the use of a solvent, capable of enhancing the conversion and the yield. A method for producing a Guerbet alcohol, including the following steps 1 to 3 in this order: step 1: preparing a liquid composition containing an aliphatic alcohol and a base; step 2: holding the liquid composition at 100° C. or more and 180° C. or less to thereby adjust a water amount in the liquid composition to less than 0.28% by mass; and step 3: setting the liquid composition to be more than 180° C.

Abstract: To provide a method for producing a Guerbet alcohol without necessity of the use of a solvent, capable of enhancing the conversion and the yield. A method for producing a Guerbet alcohol, including the following steps 1 to 3 in this order: step 1: preparing a liquid composition containing an aliphatic alcohol and a base; step 2: holding the liquid composition at 100° C. or more and 180° C. or less to thereby adjust a water amount in the liquid composition to less than 0.28% by mass; and step 3: setting the liquid composition to be more than 180° C.