Abstract:
A method for preparing a hydrogenation catalyst by mixing a copper salt with colloidal silica to form a precipitate, washing the formed precipitate to remove anions of the copper salt from the precipitate, and impregnating the anion-removed precipitate with an alkali metal to form a hydrogenation catalyst; and a method for preparing a diol from a lactone using the hydrogenation catalyst.
Abstract:
A thermoplastic resin composition including a polylactic acid and organic-inorganic composite particles, wherein the composite particles include an inorganic nanoparticle core and a coating layer formed on the core, wherein the coating layer includes a copolymer, and a molded article made therefrom.
Abstract:
A thermoplastic resin composition including a polylactic acid, a thermoplastic polymer having a lower glass transition temperature than the polylactic acid, a nucleating agent, and a reactive plasticizer, a molded article made therefrom, and a method of preparing the thermoplastic resin composition.
Abstract:
A polyurethane elastomer including a polymerization product of an amide group-including compound, a polyol compound, a polybasic acid compound, and a diisocyanate compound, a thermoplastic resin composition including the polyurethane elastomer, a molded article made of the thermoplastic resin composition, and a method of preparing the polyurethane elastomer.
Abstract:
A high-thermal conductive epoxy compound and a composition, a material for a semiconductor package, a molded product, an electric and electronic device, and a semiconductor package including the epoxy compound. The epoxy compound has a structure represented by Formula 1.
E1-M1p-L1x-M2q-L2y-M3r-L3z-A-L3z-M3r-L2y-M2q-L1x-M1p-E2 Formula 1
In Formula 1, M1, M2, M3, L1, L2, L3, A, E, p, q, r, x, y, and z are the same as defined in the detailed description.
Abstract:
A method for preparing a hydrogenation catalyst by mixing a copper salt with colloidal silica to form a precipitate, washing the formed precipitate to remove anions of the copper salt from the precipitate, and impregnating the anion-removed precipitate with an alkali metal to form a hydrogenation catalyst; and a method for preparing a diol from a lactone using the hydrogenation catalyst.
Abstract:
A high-thermal conductive epoxy compound and a composition, a material for a semiconductor package, a molded product, an electric and electronic device, and a semiconductor package including the epoxy compound. The epoxy compound has a structure represented by Formula 1. E1-M1p-L1x-M2q-L2y-M3r-L3z-A-L3z-M3r-L2y-M2q-L1x-M1p-E2 Formula 1 In Formula 1, M1, M2, M3, L1, L2, L3, A, E, p, q, r, x, y, and z are the same as defined in the detailed description.
Abstract:
A thermoplastic resin composition including a polylactic acid and organic-inorganic composite particles, wherein the composite particles include an inorganic nanoparticle core and a coating layer formed on the core, wherein the coating layer includes a copolymer, and a molded article made therefrom.
Abstract:
A thermoplastic resin composition including a polylactic acid, a thermoplastic polymer having a lower glass transition temperature than the polylactic acid, a nucleating agent, and a reactive plasticizer, a molded article made therefrom, and a method of preparing the thermoplastic resin composition.
Abstract:
A highly thermally conductive epoxy compound, and a composition, a material for a semiconductor package, a molded product, an electric and electronic device, and a semiconductor package, each including the highly thermally conductive epoxy compound. The epoxy compound is represented by Chemical Formula 1 below and has at least one mesogenic naphthalene unit. E1-M1-L1-M2-L2-M3-E2 Chemical Formula 1 In Chemical Formula 1, at least one of M1, M2, or M3, which are mesogenic units, is a naphthalene unit. M1, M2, M3, L1, L2, and E1 and E2 are as defined in the detailed description.