TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The accelerating component is an imidazole, substituted imidazole, imidazole adducts, imidazole complex, tertiary amines, quaternary ammonium- or phosphonium compounds, tin(IV) chloride, dicyandiamide, salicylic acid, urea, urea derivatives, borotrifluoride complex, borotrichloride complex, epoxy addition-reaction products, tetraphenylene borocomplex, aminoborate, aminotitanate, metal acetylacetonate, metal salts of naphthenic acid, metal salts of octanoic acid, tin octoate, metal salts and/or metal chelates. The anhydride hardener is dicarboxylic acid anhydride or modified dicarboxylic acid anhydride. (I) and/or (II) further comprises graphite powder, siloxanes, pigments, metals or metal oxides, reactive diluents, processing aids or UV stabilizers. (I) contains 50-95 wt.% of resin and 5-50 wt.% of accelerated component. (II) contains 30-70 wt.% of resin and anhydride- and/or amine hardener. Preferred Method: (I) and/or (II) is applied on the strengthening support by infusion technique. (I) and (II) are applied at a quantity of 1-10 mg/cm2 of strengthening support, and at a quantity of 10-100 mg/cm2 of strengthening support, respectively.    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: A mixture (II) is applied on the fixed mixture (I), where (II) comprises at least a resin comprising polyepoxides based on bisphenol A and/or F or its derived advancement resins based on tetraglycidylmethylene diamine, epoxidized fluorenone bisphenol and/or epoxidized novolac resin, and/or polyepoxides based on phthalic acid, hexahydrophthalic acid, terephthalic acid, epoxidized o- or p-aminophenols, epoxidized polyaddition products from dicyclopentadiene or phenol and at least an anhydride hardener and/or amine hardener, which is hardened using heat. The amine hardener is polyamines, polyamides, Mannich base, polyaminoimidazolines and/or polyether amine. The strengthening support is made of glass, ceramic, boron, carbon, basalt and/or synthetic or natural polymers.