Reinforced pultruded polyurethane obtainable via reaction of A) an at least two-phase mixture of not homogeneously miscible components a) and b) with a) one or more polyether polyols with an OH number of from 15 to 50 based on propylene oxide and b) a mixture of one or more polyether polyols with an OH number from 150 to 600 and one or more chain extenders and/or crosslinking agents with an OH number of from 700 to 1827, and B) one or more epoxides with C) organic polyisocyanates from the group consisting of butylene 1,4-diisocyanate, pentane 1,5-diisocyanate, hexamethylene 1,6-diisocyanate, isophorone diisocyanate (IPDI), 2,2,4- and/or 2,4,4-trimethylhexamethylene diisocyanate, the isomers of bis(isocyanatocyclohexyl)methane or a mixture of these with any desired isomer content, cyclohexylene 1,4-diisocyanate, phenylene 1,4-diisocyanate, tolylene 2,4- and/or 2,6-diisocyanate, naphthylene 1,5-diisocyanate, diphenylmethane 2,2'-and/or 2,4'- and/or 4,4'-diisocyanate or higher homologs of MDI (polymeric MDI), 1,3- and/or 1,4-bis(2-isocyanatoprop-2-yl)benzene (TMXDI), 1,3-bis(isocyanatomethyl)benzene, and also alkyl 2,6-diisocyanatohexanoate (lysine diisocyanate) having C 1 -C 6 -alkyl groups, or a mixture thereof, and optionally a proportion of modified diisocyanates having uretdione, isocyanurate, urethane, carbodiimide, uretonimine, allophanate, biuret, amide, iminooxadiazinedione and/or oxadiazinetrione structure and also unmodified polyisocyanate having more than 2 NCO groups per molecule in the presence of D) optionally catalysts E) mold-release agents F) optionally inhibitors G) optionally other additives and/or auxiliaries H) optionally fillers I) continuous-filament fibers, fiber mats, and/or textile fabrics as reinforcing materials. A) an at least two-phase mixture of not homogeneously miscible components a) and b) with a) one or more polyether polyols with an OH number of from 15 to 50 based on propylene oxide and b) a mixture of one or more polyether polyols with an OH number from 150 to 600 and one or more chain extenders and/or crosslinking agents with an OH number of from 700 to 1827, and a) one or more polyether polyols with an OH number of from 15 to 50 based on propylene oxide and b) a mixture of one or more polyether polyols with an OH number from 150 to 600 and one or more chain extenders and/or crosslinking agents with an OH number of from 700 to 1827, and B) one or more epoxides with C) organic polyisocyanates from the group consisting of butylene 1,4-diisocyanate, pentane 1,5-diisocyanate, hexamethylene 1,6-diisocyanate, isophorone diisocyanate (IPDI), 2,2,4- and/or 2,4,4-trimethylhexamethylene diisocyanate, the isomers of bis(isocyanatocyclohexyl)methane or a mixture of these with any desired isomer content, cyclohexylene 1,4-diisocyanate, phenylene 1,4-diisocyanate, tolylene 2,4- and/or 2,6-diisocyanate, naphthylene 1,5-diisocyanate, diphenylmethane 2,2'-and/or 2,4'- and/or 4,4'-diisocyanate or higher homologs of MDI (polymeric MDI), 1,3- and/or 1,4-bis(2-isocyanatoprop-2-yl)benzene (TMXDI), 1,3-bis(isocyanatomethyl)benzene, and also alkyl 2,6-diisocyanatohexanoate (lysine diisocyanate) having C 1 -C 6 -alkyl groups, or a mixture thereof, and optionally a proportion of modified diisocyanates having uretdione, isocyanurate, urethane, carbodiimide, uretonimine, allophanate, biuret, amide, iminooxadiazinedione and/or oxadiazinetrione structure and also unmodified polyisocyanate having more than 2 NCO groups per molecule in the presence of D) optionally catalysts E) mold-release agents F) optionally inhibitors G) optionally other additives and/or auxiliaries H) optionally fillers I) continuous-filament fibers, fiber mats, and/or textile fabrics as reinforcing materials.