Now showing items 1-17 of 17

  • A Review of the recent advances in cyclic butylene terephthalate technology and its composites 

    Abt, Tobias Martin; Sánchez Soto, Miguel (2016-05)
    Article
    Open Access
    Cyclic butylene terephthalate (CBT®) oligomers are a relatively new class of material and are capable of polymerizing in an entropically driven ring-opening polymerization into high-molecular-weight polymerized CBT (pCBT) ...
  • Effect of the viscosity ratio on the PLA/PA10.10 bioblends morphology and mechanical properties 

    Cailloux, Jonathan; Abt, Tobias Martin; García Masabet, Violeta del Valle; Santana Pérez, Orlando Onofre; Sánchez Soto, Miguel; Carrasco Alonso, Félix Ángel; Maspoch Rulduà, Mª Lluïsa (2018-01-30)
    Article
    Open Access
    PLA bio-blends with a predominantly biosourced PA10.10 in the composition range 10-50wt.% were prepared by melt blending in order to overcome the advanced brittleness of PLA. Due to the inherent immiscibility of the blends, ...
  • Epoxy coupling agents for PLA and PHB copolymer-based cotton fabric bio-composites 

    Battegazzore, Daniele; Frache, Alberto; Abt, Tobias Martin; Maspoch Rulduà, Mª Lluïsa (Elsevier, 2018-09-01)
    Article
    Open Access
    Epoxy coupling agent was deposed on cotton fabric used for the formation of film stacked composites based on poly(lactic acid) (PLA) or a poly(3-hydroxybutyrate-co-3-hydroxyhexanoate) (PHB) matrices. The additive confining ...
  • Fabricación y caracterización de paneles sándwich polipropileno/polipropileno autoreforzado 

    Sánchez Soto, Miguel; Abt, Tobias Martin; Maspoch Rulduà, Mª Lluïsa; Múgica Abarquero, Joseba Iñaki; Aurrekoetxea Narbarte, Jon; Candal Pazos, Maria Virginia; Almonacid, C. (Asociación Española de Materiales Compuestos, 2015)
    Conference report
    Restricted access - publisher's policy
    En este trabajo se han fabricado y estudiado las propiedades resultantes de paneles tipo sándwich constituidos por un núcleo de polipropileno copolímero, -eventualmente espumado-, unido a dos láminas hechas con fibras ...
  • Isocyanate toughened pCBT: reactive blending and tensile properties 

    Abt, Tobias Martin; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Bou Serra, Jordi; Sánchez Soto, Miguel (2013-02-01)
    Article
    Open Access
    Cyclic butylene terephthalate oligomers (CBT) were reacted in a ring-opening polymerization with three types of isocyanates: a bifunctional aromatic type, a bifunctional aliphatic type and a polymeric aromatic isocyanate. ...
  • Isocyanate toughening of pCBT/organoclay nanocomposites with exfoliated structure and enhanced mechanical properties 

    Abt, Tobias Martin; Bou Serra, Jordi; Sánchez Soto, Miguel (2014-12-01)
    Article
    Restricted access - publisher's policy
    Cyclic butylene terephthalate (CBT (R)) is an interesting matrix material for the preparation of nanocomposites due to its very low, water-like melt viscosity which favours clay exfoliation. Nevertheless, polymerized CBT ...
  • Lightcarboncars: nanocompuestos CBT/POSS obtenidos por polimerización in-situ 

    Abt, Tobias Martin; Sánchez Soto, Miguel; Illescas Fernandez, Silvia; Gamez Pérez, José; Maspoch Rulduà, Mª Lluïsa (2009)
    Conference report
    Restricted access - publisher's policy
    En este trabajo se han preparado e investigado nanocompuestos formados por CBT® y tres tipos diferentes de nanocargas de tipo oligómerico poliédrico (POSS), dos con funcionalidad reactiva -Trisilanolfenil POSS (T-POSS) y ...
  • Modificación de PC mediante extrusión reactiva: comportamiento a fractura 

    Santana Pérez, Orlando Onofre; Al-Jabareen, Ahmad; Illescas Fernandez, Silvia; Abt, Tobias Martin; Sánchez Soto, Miguel (2009-09-20)
    Conference report
    Restricted access - publisher's policy
  • Nanocomposites of in-situ polymerized cyclic butylene terephthalate and polyhedral oligomeric silsesquioaxanes 

    Abt, Tobias Martin; Illescas Fernandez, Silvia; Antunes, Marcelo de Sousa Pais; Cáceres Moreno, María Angélica; Sánchez Soto, Miguel (2010-05-03)
    Conference report
    Open Access
    Nanocomposites were prepared by in-situ polymerization of CBT®, a cyclic form of poly(butylene terephthalate) (PBT) and polyhedral oligomeric silsesquioxane (POSS®) with 2.5, 5 and 10 wt% POSS content. Three different types ...
  • Properties of bio-based gum Arabic/clay aerogels 

    Wang, Liang; Sánchez Soto, Miguel; Abt, Tobias Martin (2016-11-30)
    Article
    Open Access
    Lightweight bio-based aerogels from sustainable gum Arabic (GA) and sodium montmorillonite (Na+-MMT) clay were prepared by means of a simple freeze-drying process. GA/clay aerogels showed high porosity (87.9%–94.9%) of ...
  • Properties of POSS blends with pCBT, PMMA, PC and POM thermoplastics 

    Abt, Tobias Martin; Sánchez Soto, Miguel; Illescas Fernandez, Silvia; Arostegui, Asier (2013)
    Article
    Restricted access - publisher's policy
    The influence of the functionalisation of fully or partially condensed POSS cages on the properties of engineering thermoplastic-based nanocomposites is studied. POSS with different organic substituents were selected ...
  • Reactive extrusion: A useful process to manufacture structurally modified PLA/o-MMT composites 

    Cailloux, Jonathan; Bin Raja-Nazri, Raja Nazrul Hakim; Santana Pérez, Orlando Onofre; Bou, Jordi; Abt, Tobias Martin; Sánchez Soto, Miguel; Carrasco, Felix; Maspoch Rulduà, Mª Lluïsa (2016-05-26)
    Article
    Open Access
    In the present work, poly(lactic acid) (PLA) sheets reinforced with organically modified montmorillonite (o-MMT) were manufactured through reactive extrusion-calendering using a masterbatch approach in a pilot plant. ...
  • Study of the properties of modified cyclic butylene terephthalate and its composites 

    Abt, Tobias Martin (Universitat Politècnica de Catalunya, 2014-07-11)
    Doctoral thesis
    Open Access
    The thesis at hand deals with the modification of cyclic butylene terephthalate (CBT) with the aim to improve its final properties. CBT polymerizes in an entropically-driven ring-opening polymerization into polymerized CBT ...
  • Thermal, electrical, insulation and fire resistance properties of polysaccharide and protein-based aerogels 

    Sánchez Soto, Miguel; Whang, Liang; Abt, Tobias Martin; De la Cruz Jesús, Lucia Guadalupe; Schiraldi, David A. (Royal Society of Chemistry (RSC), 2018-08-29)
    Part of book or chapter of book
    Restricted access - publisher's policy
    Some of the main properties of polysaccharide and protein-based aerogels are discussed in this chapter. The fundamentals of thermal conductivity governing the insulation properties of these materials are presented and ...
  • Toughened carbon fiber fabric-reinforced pCBT composites 

    Abt, Tobias Martin; Krager-Kocsis, Joseph; Sánchez Soto, Miguel (2014-11-28)
    Article
    Open Access
    Toughened carbon fiber-fabric reinforced polymerized cyclic butylene terephthalate (pCBT) composites were obtained by chemical modification of cyclic butylene terephthalate (CBT) with small amounts of epoxy resin and ...
  • Toughened carbon fibre fabric-reinforced thermoplastic composites 

    Abt, Tobias Martin; Sánchez Soto, Miguel; Maspoch Rulduà, Mª Lluïsa; Velasco Perero, José Ignacio (Universidad de Sevilla. Grupo de Elasticidad y Resistencia de Materiales, 2014)
    Conference report
    Restricted access - publisher's policy
    Toughened carbon fibre fabric-reinforced composites were obtained by compression moulding of powder prepregs, using a modified cyclic butylene terephthalate (pCBT) matrix and a bi-directional [0°/90°] carbon fibre fabric. ...
  • Toughening of in situ polymerized cyclic butylene terephthalate by addition of tetrahydrofuran 

    Abt, Tobias Martin; Sánchez Soto, Miguel; Illescas Fernandez, Silvia; Aurrekoetxea, J.; Sarrionandia, Mariasun (2011-04)
    Article
    Restricted access - publisher's policy