Disclosed herein are asphalt compositions. In some embodiments, the asphalt compositions can include asphalt, a polymer, and a basic salt such as aluminum sulfate. In some embodiments, the asphalt compositions can include asphalt, a polymer, and an inorganic acid such as phosphoric acid. The asphalt compositions can include asphalt in an amount of from 50 wt % to 99.9 wt %, based on the weight of the asphalt composition. In some embodiments, the asphalt compositions can include a styrene-butadiene copolymer in an amount of from 0.05 wt % to 10 wt %, based on the weight of the asphalt composition. The basic salt can be present in an amount of from 0.01 wt % to 5 wt %, based on the weight of the asphalt compositions. The acid can be present in an amount of from 0.005 wt % to 0.1 wt %, based on the weight of the asphalt compositions. Methods of making and using the asphalt compositions are also disclosed.

A method for producing a composite particle, the method containing: (a) mixing a raw material particle and at least one type of fine particles selected from SiO.sub.2 fine particles and Al.sub.2O.sub.3 fine particles, the fine paricles having a diameter smaller than that of the raw material particle; and (b) heating the mixture of the raw material particles and the fine particles, wherein the raw material particle contains three components of ZnO, Al.sub.2O.sub.3, and SiO.sub.2, and a content of the ZnO is 17 to 43% by mole, a content of the Al.sub.2O.sub.3 is 9 to 20% by mole, and a content of the SiO.sub.2 is 48 to 63% by mole, based on the total content of the three components.

Low-density carbon nanotubes may be prepared using a fluidized bed reactor provided with a side nozzle, and are excellent in electrical properties and appearance characteristics when used as a composite material.

Provided are an ultraviolet absorbing agent including a compound represented by Formula (1), in which the ultraviolet absorbing agent has a maximum absorption wavelength in a wavelength range of 350 to 390 nm in an ethyl acetate solution, and a value obtained by dividing an absorbance at a wavelength of 430 nm by an absorbance at the maximum absorption wavelength is 0.01 or less, a resin composition, a cured substance, and an optical member which include the ultraviolet absorbing agent, a method of producing an ultraviolet absorbing agent, and a compound. In Formula (1), X.sup.1 and X.sup.2 each independently represent a cyano group or the like, R.sup.1 and R.sup.2 each independently represent an alkyl group or the like, and R.sup.3 and R.sup.4 each independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkoxy group, or an aryloxy group.

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A method for producing a thermally conductive sheet S includes a step of obtaining a thermally conductive composition by mixing a reactive liquid resin, which forms a rubbery or gelatinous matrix when crosslinked, a volatile liquid having a boiling point 10° C. or more higher than a curing temperature of the reactive liquid resin, and a thermally conductive filler; a step of forming a molded body by crosslinking and curing the reactive liquid resin at a temperature 10° C. or more lower than the boiling point of the volatile liquid; and a step of evaporating the volatile liquid by heating the molded body, in which these steps are performed sequentially.

A method for producing a thermally conductive sheet S includes a step of obtaining a thermally conductive composition by mixing a reactive liquid resin, which forms a rubbery or gelatinous matrix when crosslinked, a volatile liquid having a boiling point 10° C. or more higher than a curing temperature of the reactive liquid resin, and a thermally conductive filler; a step of forming a molded body by crosslinking and curing the reactive liquid resin at a temperature 10° C. or more lower than the boiling point of the volatile liquid; and a step of evaporating the volatile liquid by heating the molded body, in which these steps are performed sequentially.

A plasticizer composition, and a resin composition including the same. The plasticizer composition includes 70 to 99 wt % of a first plasticizer including a terephthalate-based material and a citrate-based material in a specific weight ratio; and 1 to 30 wt % of a second plasticizer including an epoxidized alkyl ester composition. The plasticizer composition has enhanced physical properties, such as thermal stability and light resistance. In addition, the plasticizer composition has stable and improved tensile and elongation properties, migration resistance and volatile loss.

A plasticizer composition, and a resin composition including the same. The plasticizer composition includes 70 to 99 wt % of a first plasticizer including a terephthalate-based material and a citrate-based material in a specific weight ratio; and 1 to 30 wt % of a second plasticizer including an epoxidized alkyl ester composition. The plasticizer composition has enhanced physical properties, such as thermal stability and light resistance. In addition, the plasticizer composition has stable and improved tensile and elongation properties, migration resistance and volatile loss.

The diamond particle according to the present invention has an ionic conductivity Di represented by the following expression of 0.8 mS/m or lower:
Di=Ds−Dw
wherein Ds represents an ionic conductivity of an aqueous solution obtained by dissolving-out in a pressure cooker test carried out according to IEC68-2-66; and Dw represents an ionic conductivity of distilled water.

The diamond particle according to the present invention has an ionic conductivity Di represented by the following expression of 0.8 mS/m or lower:
Di=Ds−Dw
wherein Ds represents an ionic conductivity of an aqueous solution obtained by dissolving-out in a pressure cooker test carried out according to IEC68-2-66; and Dw represents an ionic conductivity of distilled water.