Abstract:
PROBLEM TO BE SOLVED: To provide a method of producing high-purity metal sulfide without requiring refinement or solvent removal.SOLUTION: In a method of producing metal sulfide, in the presence of hydrogen and/or water vapor, metal sulfide and hydrogen sulfide are reacted with each other.
Abstract:
PROBLEM TO BE SOLVED: To provide an industrially useful high purity diglycidyl amine epoxy compound, and to provide a method for producing the same.SOLUTION: The high purity diglycidyl amine epoxy compound has chemical purity of ≥96% and is represented by general formula (1).
Abstract:
PROBLEM TO BE SOLVED: To provide a highly safe and industrially excellent method for isolating palladium hexafluoroacetylacetonate by an efficient and simple operation. SOLUTION: The isolation method of purified palladium hexafluoroacetylacetonate comprises crystallizing crude palladium hexafluoroacetylacetonate from at least one solvent selected from among cyclohexane and 7-10C hydrocarbon solvents to isolate it. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a curable composition having high tensile strength and good adhesiveness. SOLUTION: The curable composition comprises (a) a polysulphide polymer, (b) an oxidizer, (c) a silane coupling agent, and (d) a triazine thiol compound. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide N,N,N',N'-tetraglycidyl-2,3'-diaminodiphenylether and to provide a method for production thereof.SOLUTION: N,N,N',N'-tetraglycidyl-2,3'-diaminodiphenylether is produced by: an addition reaction process of reacting 2,3'-diaminodiphenylether and epihalohydrin in the solvent including a protic solvent to generate N,N,N',N'-tetrakis(3-halo-2-hydroxypropyl)-2,3'-diaminodiphenylether; and a cyclization reaction process of treating with alkali, the N,N,N',N'-tetrakis(3-halo-2-hydroxypropyl)-2,3'-diaminodiphenylether to remove hydrogen halide.
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing high purity N-glycidyl phthalimide with industrially high productivity in a high yield. SOLUTION: The method for producing the N-glycidyl phthalimide by reacting epichlorohydrin with a phthalimide alkali salt comprises reacting (1) the phthalimide alkali salt with 4-50 mol times the epichlorohydrin (2) in the presence of a quaternary ammonium salt and/or a quaternary phosphonium salt and (3) at a reaction temperature of 40-100°C. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a method of producing a high purity metal sulfide without performing refining and the removal of a solvent.SOLUTION: Provided is a method of producing a metal sulfide of bringing metal carbonate particles in a driving state into gas-solid reaction with hydrogen sulfide.