Pre-impregnated fibre-reinforced composite material in laminar form, obtained by impregnating a fibrous mass with a polymeric binder composition and destined to be subjected to subsequent forming and pyrolysis operations to obtain a fibre-reinforced composite ceramic material, characterized in that said polymeric binder composition is based on more resins selected from the group consisting of siloxane resins and silsesquioxane resins, and may optionally comprise one or more organic resins, said siloxane resins comprising polysiloxanes and said silsesquioxane resins comprising polysilsesquioxanes, and in that said polymeric binder composition is a liquid having a viscosity,measured with a Brookfield viscometer, with a shear rate of 1 s -1 , of between 55000 and 10000 mPas at temperatures of between 50 °C and 70 °C, wherein the polymeric binder composition forms a polymeric binding matrix not crosslinked or only partially crosslinked which fills the interstices of the fibrous mass wherein said polymeric binder composition constitutes from 25% to 60% by weight of said pre-impregnated fibre-reinforced composite material and wherein said fibrous mass constitutes from 40% to 75% by weight of said pre-impregnated fibre-reinforced composite material and wherein said polymeric binder composition comprises a mixture of: - at least one resin selected from the group consisting of siloxane resins and silsesquioxane resins, solid at room temperature, with melting point range of between 40 °C and 90 °C; and - at least one resin selected from the group consisting of siloxane resins and silsesquioxane resins, liquid at room temperature, with viscosity at room temperatures of between 1 mPas and 5000 mPas; the weight ratio between solid resin at room temperature and liquid resin at room temperature is between 100/30 and 100/50, and wherein said polymeric binder composition further comprises divinylbenzene as a solvent able to solubilize the polysiloxanes and polysilsesquioxanes. wherein said polymeric binder composition constitutes from 25% to 60% by weight of said pre-impregnated fibre-reinforced composite material and wherein said fibrous mass constitutes from 40% to 75% by weight of said pre-impregnated fibre-reinforced composite material and wherein said polymeric binder composition comprises a mixture of: - at least one resin selected from the group consisting of siloxane resins and silsesquioxane resins, solid at room temperature, with melting point range of between 40 °C and 90 °C; and - at least one resin selected from the group consisting of siloxane resins and silsesquioxane resins, liquid at room temperature, with viscosity at room temperatures of between 1 mPas and 5000 mPas; - at least one resin selected from the group consisting of siloxane resins and silsesquioxane resins, solid at room temperature, with melting point range of between 40 °C and 90 °C; and - at least one resin selected from the group consisting of siloxane resins and silsesquioxane resins, liquid at room temperature, with viscosity at room temperatures of between 1 mPas and 5000 mPas; the weight ratio between solid resin at room temperature and liquid resin at room temperature is between 100/30 and 100/50, and wherein said polymeric binder composition further comprises divinylbenzene as a solvent able to solubilize the polysiloxanes and polysilsesquioxanes. <EOS>