TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The hardener compound is a compound capable of generating the crosslinking reaction of the resin. The hardener compound is aliphatic amino compounds, amido amines, polyamides, polyetheramines, cycloaliphatic amines, anhydrides, aromatic amines or imidazole compounds. The hardener compound is dicyandiamide. The hardener compound is 2-phenylimidazole. The catalyst is 3-(5-(3,3-dimethyl-ureido)-2-methyl-phenyl)-1,1-dimethyl-urea.    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The powder comprises: at least one thermosetting resin comprising at least two epoxide groups having a average particle size of 10-500 mu m, powder of hardener compound of the resin and powder of charge conductor of electricity. The powder comprises at least one thermosetting resin comprising at least two epoxide groups having an average particle size of 75-150 mu m, powder of hardener compound of the resin and powder of charge conductor of electricity. The thermosetting resin has a 2-(4-(1-(4-methoxy-phenyl)-1-methyl-ethyl)-phenoxymethyl)-oxirane structure of formula (a) and/or a cyclopropylmethoxy-benzene structure of formula (b). The powder of charge conductor of electricity is a powder of carbon material comprising graphite powder, carbon black powder. The powder mixture obtained after the mixing step is: mixture of powder comprising powder of epoxide resin (a), powder of hardener compound (preferably diacyandiamide), catalyst powder (preferably 3-(5-(3,3-dimethyl-ureido)-2-methyl-phenyl)-1,1-dimethyl-urea), powder of synthetic graphite and optionally lamellar graphite; mixture of powder comprising powder of epoxide resin (b), powder of epoxide resin (a), powder of hardener compound (preferably dicyandiamide), catalyst powder (preferably 3-(5-(3,3-dimethyl-ureido)-2-methyl-phenyl)-1,1-dimethyl-urea), and powder of synthetic graphite; or mixture of powder comprising powder of epoxide resin (a), powder of hardener compound (preferably 2-phenyl-1H-imidazole) and powder of synthetic graphite. The powder of charge conductor of electricity is present at 50-95 mass%, preferably 80-92 mass%.n1, n2 = number of repeating units.Preferred Process: The thermocompression step is implemented at a pressure of less than or equal to 1 t/cm2, preferably 250-750 kg/cm2. The mixing step further comprises: adding lamellar graphite and catalyst powder.