Enviaments recents

• Hydroxyl-functionalized amphiphilic triblock copolyesters made of tartaric and lactic acids: Synthesis and nanoparticle formation 

  Zakharova, Elena; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; León Cavanillas, Salvador; Muñoz Guerra, Sebastián (2018-05-01)
  Article
  Accés restringit per política de l'editorial

  Bio-based triblock copolyesters were synthesized by ring-opening polymerization of l-lactide in solution using a hydroxyl-ended polytartrate as di-functional macroinitiator. This telechelic polyester with a Mn about ...
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  Prediction of lift-off distance in choked and subsonic hydrogen jet fires 

  Bradley, Dereck; Casal Fàbrega, Joaquim; Palacios, Adriana (2017-11-23)
  Article
  Accés obert

  Hydrogen jet flames, as a consequence of their greater reactivity, have a number of characteristics that are different from other flames. These are reviewed, as are the various attempts that have been made to characterise, ...
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  Thermally induced structural transitions of nylon 4 9 as a new example of even-odd polyamides 

  Olmo Osuna, Cristian; Casas Becerra, María Teresa; Martínez Guil, Juan Carlos; Franco García, María Lourdes; Puiggalí Bellalta, Jordi (2018-02-16)
  Article
  Accés obert

  Crystalline morphology and structure of nylon 4 9 have been studied by means of optical and transmission electron microscopies, and X-ray diffraction. Rhombic crystals were characteristic of crystallization from glycerin ...
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  Neodymium recovery by chitosan/iron(III) hydroxide [ChiFer(III)] sorbent material: Batch and column systems 

  Demey Cedeño, Hary; Lapo, Byron; Ruiz Planas, Montserrat; Fortuny Sanromá, Agustín; Marchand, Muriel; Sastre Requena, Ana María (2018-02-19)
  Article
  Accés obert

  A low cost composite material was synthesized for neodymium recovery from dilute aqueous solutions. The in-situ production of the composite containing chitosan and iron(III) hydroxide (ChiFer(III)) was improved and the ...
• Structural and physico-mechanical properties of natural rubber/GTR composites devulcanized by microwaves: influence of GTR source and irradiation time 

  Colom Fajula, Xavier; Marin-Genesca, Marc; Mujal Rosas, Ramón María; Formela, Krzysztof; Cañavate Ávila, Francisco Javier (2018-03-01)
  Article
  Accés restringit per política de l'editorial

  Ground tire rubber from car and truck was modified using microwave irradiation at variable time. The irradiated ground tire rubber was used as filler in composites based on natural rubber. The composites, with high content ...
• Effect of chemical treatments and additives on properties of chicken feathers thermoplastic biocomposites 

  Casadesús Fusté, Marta; Macanás de Benito, Jorge; Colom Fajula, Xavier; Cañavate Ávila, Francisco Javier; Álvarez del Castillo, María Dolores; Garrido Soriano, Núria; Molins Durán, Gemma; Carrillo Navarrete, Fernando (2018-03-30)
  Article
  Accés restringit per política de l'editorial

  The valorization of chicken feathers (CFs) waste was researched in this work through the preparation of composites using ground chicken feathers as a filler (20 % v/v) and polypropylene (PP) or low-density polyethylene ...
• Valorization of keratin biofibers for removing heavy metals from aqueous solutions 

  Zhang, Helan; Carrillo Navarrete, Fernando; López Mesas, Montserrat; Palet, Cristina (2018-03-19)
  Article
  Accés restringit per política de l'editorial

  Four common waste keratin biofibers (human hair, dog hair, chicken feathers, and degreased wool) have been used as biosorbents for the removal of heavy metal ions from aqueous solutions. Different parameters of the biosorption ...
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  A new biosorbent with controlled grain (I). Efficient elimination of cationic dyes from textile dyeing wastewater 

  Arjona González, Adrià; Canal Arias, José Ma; García Raurich, Josep (2018-03-09)
  Article
  Accés obert

  Environmental care is an increasing concern in our society, and therefore integrated, circular economy allowing to close the industrial cycle is an urging demand. This project employs a residue of the food industry to ...
• A Simple Test to Determine the Propensity of a Sample of Leather to the Formation of Chromium(VI) 

  Cuadros Domènech, Rosa Maria; Font Vallès, Joaquim (2018-02-01)
  Article
  Accés restringit per política de l'editorial
• Environmental and cost optimal design of a biomass–Wind–PV electricity generation system 

  González Juncà, Arnau; Riba Ruiz, Jordi-Roger; Esteban Dalmau, Bernat; Rius Carrasco, Antoni (2018-10-01)
  Article
  Accés restringit per política de l'editorial

  This work describes a methodology to optimize a grid-connected hybrid renewable energy system (HRES) that hybridizes photovoltaic, wind and forest biomass energy sources taking into account cost and environmental impact ...
• Formaldehyde scavengers for cleaner production: A case study focused on the leather industry 

  Marsal Monge, Agustín; Cuadros Domènech, Sara; Ollé Otero, Lluís; Bacardit Dalmases, Anna; Manich, Albert; Font Vallès, Joaquim (2018-03-12)
  Article
  Accés restringit per política de l'editorial

  Due to its carcinogenic character, the presence of formaldehyde in leather continues to be a subject of great concern. By using formaldehyde scavengers, it is possible to reduce the formaldehyde content in leather. In this ...
• Au/TiO2 Lyogels for Hydrogen Production 

  Molins, Elies; Benito, Mónica; Mata, Ignasi; Martínez, Lester; Soler Turu, Lluís; Llorca Piqué, Jordi (Cambridge University Press, 2017-05-15)
  Article
  Accés restringit per decisió de l'autor

  Au/TiO2 lyogels have been prepared by sol-gel process followed by freeze-drying and calcination in order to induce crystallization. In the synthesis, a dispersion of AuNPs was added either during the sol-gel process or ...

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