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  1. No Access

    Article

    Surface chemical and physical properties of TEOS-TBOT-PDMS hybrid materials

    The application of nitrogen adsorption, mercury porosimetry and inverse gas chromatography (IGC) for the examination of surface physical and chemical properties of hybrid materials is discussed. Hybrid materia...

    R. Peña-Alonso, L. Téllez, J. Rubio, F. Rubio in Journal of Sol-Gel Science and Technology (2006)

  2. No Access

    Article

    The Role of γ -Aminopropyltriethoxysilane (γ -APS) on Thermal Stability of TEOS-PDMS Ormosils

    The degradation process of TEOS-PDMS Ormosils containing different amounts of γ -APS has been studied by means of DTA, TG, FTIR and 29Si-NMR measurements. It has been found that the amount of γ -APS improved the ...

    R. Peña-Alonso, F. Rubio, J. Rubio in Journal of Sol-Gel Science and Technology (2005)

  3. No Access

    Article

    Influence of Boron Concentration on the Surface Properties of TEOS-PDMS Hybrid Materials

    The influence of the concentration of triethylborate (TEB) on the surface properties of hybrid materials prepared from tetraethylortosilicate (TEOS) and polydimethylsiloxane (PDMS) has been studied. TEB concen...

    R. Peña-Alonso, A. Tamayo, F. Rubio, J. Rubio in Journal of Sol-Gel Science and Technology (2005)

  4. No Access

    Article

    FT-IR and Porosity Study of Si-B-C-O Materials Obtained from TEOS-TEB-PDMS Derived Gel Precursors

    Mixed vitreous oxycarbide glasses containing silicon and boron were prepared by pyrolysis of hybrid precursors in N2 at 1100°C. Four different precursors were synthesized through the sol-gel process using TEOS, T...

    R. Peña-Alonso, J. Rubio, F. Rubio, J.L. Oteo in Journal of Sol-Gel Science and Technology (2003)

  5. No Access

    Article

    A FT-IR Study of the Synthesis of Boron Ormosils by Means of the Sol-Gel Process

    Borosilicon ormosil materials can be prepared by using the sol-gel method. The precursors used for the synthesis were TEOS (tetraethylorthosilicate), TEB (triethylborate) and PDMS (silanol terminated polydimet...

    R. Peña-Alonso, J. Rubio, F. Rubio, J.L. Oteo in Journal of Sol-Gel Science and Technology (2002)