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  1. No Access

    Article

    Effect of conducting fillers on the microstructure and electrical conductivity of thermoplastic polymer composites

    This paper reports on the synthesis and characterization (electrical, mechanical, thermal and dynamic mechanical) of electrically conducting polymer composites based on thermoplastic matrices (low density poly...

    J.L. Acosta, M.C. Ojeda, C. del Río in Polymer Bulletin (2006)

  2. No Access

    Article

    Na+/H+ Topotactic Exchange on NaNbWO6 with TTB-like Structure: The series HxNa1-xNbWO6

    TTB-type NaNbWO6 has been used to perform sodium-proton exchange reactions by using nitric acid as an exchanging agent. The characterisation of the exchange reaction products, performed by means of chemical analy...

    A. Kuhn, F. García-Alvarado, H. Bashir, A. L. Dos Santos… in MRS Online Proceedings Library (2003)

  3. No Access

    Article

    Electrogeneration kinetics of polyaniline in the presence of lithium perchlorate

    C. del Río, N. Olivares, J. L. Acosta in Polymer Bulletin (2001)

  4. No Access

    Article

    Application of a statistical method to study the spherulitic growth of polymer blends

    This paper has two objectives. Firstly, to plan experimental blends (based on PVDF, PMMA and PVA) according to a statistical method proposed by Scheffé and subsequently to apply the model to the study of the s...

    A. Linares, J. L. Acosta in Polymer Bulletin (1997)

  5. No Access

    Article

    Application of a mathematical model to the study of the glass transition temperature in polymer electrolyte precursor systems

    To the purpose of studying the effect of composition on the glass transition temperature (Tg) of a series of polymer electrolytes based on blends of polyethylene oxide (PEO), poly (octafluoropentoxytrifluoroet...

    C. del Río, P. J. Martín-Álvarez, J. L. Acosta in Polymer Bulletin (1997)

  6. No Access

    Article

    Polyether-based ion conductors

    In this work the preparation of polymer electrolyte precursor systems was carried out by means of the physical blending of poly(ethylene oxide) (PEO), a poly(fluoroalcoxi phosphazene) (PPz) and poly(epichlorhy...

    C. del Río, J. L. Acosta in Polymer Bulletin (1997)

  7. No Access

    Article

    Dynamic mechanical properties of binary and ternary blends based on PVDF

    A universally accepted criterion when assessing blend compatibility is the existence of a single glass transition temperature, which changes as a function of blend composition. Differential scanning calorimetr...

    A. Linares, J. L. Acosta in Polymer Bulletin (1996)

  8. No Access

    Article

    High Tc superconductor polymer composites based on YBa2Cu3O7−x

    This work reports on the study of the microstructure and electrical properties (conduction and superconduction) of YBa2Cu3O7−x (Y) and polypropylene (PP) composites. For the purpose of enhancing and improving the...

    J. L. Acosta, C. Moure, P. Duran in Journal of Materials Science (1995)

  9. No Access

    Article

    Prediction of polymer-solute thermodynamic parametersχ;12 and Ω;1 ∞; from inverse gas chromatography data. Application to poly(propylene oxide)-solute system

    The solvation equation has been applied to the solubility of 13 probes in poly(propylene oxide). It has been shown that log Vg 0 values can be predicted with reasonable precision using this equation, while the re...

    E. Morales, J. L. Acosta in Chromatographia (1995)

  10. No Access

    Article

    Thermodynamic compatibility of sepiolite-filled poly(vinylidene fluoride)-polystyrene blends

    Inverse gas chromatography (IGC) and differential scanning calorimetry (DSC) were used to investigate the effect produced by sepiolite on the thermodynamical compatibility of poly(vinylidene fluoride)-polystyr...

    E. Morales, C. R. Herrero, J. L. Acosta in Polymer Bulletin (1992)

  11. No Access

    Article

    Electrical and morphological studies of polymeric composites based on carbon black

    Conventional polymers, polypropylene and polystyrene, containing carbon black as conductor additive, were prepared. Impedance complex-plane analysis is used in order to characterize the composites obtained. Mi...

    J. R. Jurado, C. Moure, P. Duran, M. Rodríguez, A. Linares… in Journal of Materials Science (1991)

  12. No Access

    Article

    Acid/base characterization of sepiolite by inverse gas chromatography

    The surface properties of sepiolite were investigated by inverse gas chromatography. It is shown that the value of the dispersive component change uniformly with temperature, while the values obtained for the ...

    E. Morales, M. V. Dabrio, C. R. Herrero, J. L. Acosta in Chromatographia (1991)

  13. No Access

    Article

    Effect of sepiolite on glass transition temperature and melting behaviour of semicrystalline polymer blends

    Thermal analysis of blends poly(vinylidene fluoride) (PVF2) with poly(methyl methacrylate) (PMMA) or polystyrene (PS) filled with sepiolite was carried out to examine the effects of the filler on properties such ...

    E. Morales, C. R. Herrero, J. L. Acosta in Polymer Bulletin (1991)

  14. No Access

    Article

    Electrical and morphological studies of polymeric composites based on carbon black

    Conventional polymers, polypropylene and polystyrene, containing carbon black as conductor additive, were prepared. Impedance complex-plane analysis is used in order to characterize the composites obtained. Mi...

    J. R. Jurado, C. Moure, P. Duran, M. Rodríguez, A. Linares… in Journal of Materials Science (1991)

  15. No Access

    Article

    Conductivity study on semicrystalline and amorphous polymers filled with conducting additives

    Polymeric conducting composites were obtained on the basis of polypropylene and polystyrene and conducting fillers (iron, copper and carbon black). The materials obtained by means of physical blends of the com...

    J. L. Acosta, M. Rodriguez, A. Linares, J. R. Jurado in Polymer Bulletin (1990)

  16. No Access

    Article

    The effect of interfacial adhesion and morphology on the mechanical properties of polypropylene composites containing different acid surface treated sepiolites

    The study of the microstructure of polymeric composites and its relationship to mechanical properties, are of great importance. In the present study vv8 have carried out a study of the microstructure of polyme...

    J. L. Acosta, E. Morales, M. C. Ojeda, A. Linares in Journal of Materials Science (1986)

  17. No Access

    Article

    Radikalische Copolymerisation von cyclischen Acetalen, die sich vom Acrolein ableiten. 1. Mitt. Copolymerisation mit Acrylnitril und α-Chloracrylnitril

    J. L. Acosta, J. L. Mateo, R. Sastre in Colloid and Polymer Science (1978)

  18. No Access

    Article

    Radikalische Copolymerisation von cyclischen Acetalen, die sich vom Acrolein ableiten. 2. Mitt. Alternierende Copolymerisation

    J. L. Acosta, J. L. Mateo, R. Sastre in Colloid and Polymer Science (1978)

  19. No Access

    Article

    Radikalische Copolymerisation von Vinylketonen. 1. Mitt. Copolymerisation mit Acrylnitril

    J. L. Acosta, R. Sastre, M. Garcia, J. Fontan in Colloid and Polymer Science (1978)