Ara es mostren els items 21-40 de 68

    • Design of scaffolds for biopelt from tanning sector by-products 

      Sorolla Casellas, Sílvia; Jorba, Montse; Marginet, Xavier; Castell, Joan Carles; Ollé Otero, Lluís; Bacardit Dalmases, Anna (2010-09-30)
      Article
      Accés restringit per política de l'editorial
      The aim of the present work is to generate by in vitro technology at laboratory scale a biomaterial with similar characteristics to genuine leather. The generation of an in vitro tissue from bovine fibroblasts is carried ...
    • Determinación de COV y SCOV en muestras del sector del cuero: Uso de las técnicas instrumentales de TD/GC-MS 

      Sorolla, Sílvia; Casas, Concepció; Flores, Antònia; Ollé Otero, Lluís; Bacardit Dalmases, Anna (2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Este trabajo tiene como principal objetivo dar una visión globalizada del equipamiento disponible en el centro de investigación Cátedra A3 utilizado para el análisis de compuestos orgánicos volátiles (COV) y compuestos ...
    • Determination of Dimethylfumarate in Leather and Footwear by Solid-Phase micro Extraction and Gas Chromatography-Mass Spectrometry 

      Cuadros Domènech, Rosa Maria; Font Vallès, Joaquim; Reyes Reyes, Maria; Ollé Otero, Lluís; Marsal Monge, Agustín (2010-12-01)
      Article
      Accés restringit per política de l'editorial
      In the last two years, Europe has experienced a rise in skin allery and dermatitis due to goods and Asian provenance that have been treacted with dimethylfumarate (DMFU). Accordingly,laboratories in the leather and foodwear ...
    • Determination of formaldehyde content in leather: Standard EN ISO 17226, revision and possible improvements 

      Cuadros Domènech, Sara; Font Vallès, Joaquim; Cuadros Domènech, Rosa Maria; Izquierdo, Francina; Ollé Otero, Lluís; Marsal Monge, Agustín (2016-07)
      Article
      Accés restringit per política de l'editorial
      The retanning process is the main application of formaldehyde in the tanning industry since formaldehyde participates in two groups of synthetic organic tanning agents: syntans and resins. Resins can be hydrolysed with the ...
    • Determination of functional groups of humic derivatives as tanning-retanning agents 

      Bacardit Dalmases, Anna; Shendryck, Alexander; Morera Prat, Josep Maria; Bou Serra, Jordi; Ollé Otero, Lluís (2011-11-28)
      Article
      Accés restringit per política de l'editorial
      Three types of humic acids of different sources have been analysed in order to quantify the functional groups that may be liable to react with the proteins of leather. The quantification serves to determine the extent to ...
    • Determination of fungicides in residual tanning floats using solid phase micro extraction 

      Font Vallès, Joaquim; Reyes Reyes, Maria; Cuadros, Sara; Bacardit Dalmases, Anna; Ollé Otero, Lluís; Marsal Monge, Agustín (2013-02-04)
      Article
      Accés obert
      Solid-phase microextraction (SPME) was optimized for extraction of the leather preservative agents 2-(thiocyanomethylthio)-benzothiazole (TCMTB), 4-chloro-3-methylphenol (PCMC), 2-phenylphenol (OPP), 2-Octyl-3(2H)-isothiazolone ...
    • Determination of penetration and fixation curves of leather using humic derivatives 

      Bacardit Dalmases, Anna; Shendrik, Alexander; Morera Prat, Josep Maria; Bou Serra, Jordi; Ollé Otero, Lluís (2012-06-18)
      Article
      Accés restringit per política de l'editorial
      This study examines the behavior of three different types of humic acids (natural humic acids, regenerated humic acids, and sulphited humic acids) with regard to their penetration and fixation to the leather. More specifically, ...
    • Development of a new leather intermediate: wet-bright with a high dye affinity 

      Bacardit Dalmases, Anna; González, Maria; van der Burgh, Stefan; Armengol, Jordi; Ollé Otero, Lluís (2016-02-16)
      Article
      Accés restringit per política de l'editorial
      In this work we develop a new tanning process (that we call wet-bright) that produces leather free of chromium, aldehydes, aldehyde precursors and organic solvents. Due to the mineral character of the new system, the leather ...
    • Development of micro/nanocomposites with antibacterial effect for leather and textile 

      Bacardit Dalmases, Anna; Casas, Concepció; Bou Serra, Jordi; Ollé Otero, Lluís (2016-06-15)
      Article
      Accés restringit per política de l'editorial
      The aim of this work was to develop new systems of micro/nanocomposites to confer new functions to materials used for seats of public vehicles and public spaces. Specifically, this study focuses on antibacterial effect for ...
    • Development of nanocomposites with antibacterial effect for leather and textile 

      Bacardit Dalmases, Anna; Casas, Concepció; Bou Serra, Jordi; Rocas, Josep; Ollé Otero, Lluís (2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The aim of this work is to develop new systems of nanocomposites to confer new functions to materials used for seats of public vehicles and public spaces. Specifically, this study focuses on antibacterial effect for leather ...
    • Development of nanocomposites with self-cleaning properties for textile and leather 

      Casas, Concepció; Bou Serra, Jordi; Ollé Otero, Lluís; Bacardit Dalmases, Anna (2018-02-12)
      Article
      Accés restringit per política de l'editorial
    • Effect of Temperature, Relative Humidity and UV Radiation on Wet-Bright Leather Ageing 

      Bacardit Dalmases, Anna; Mir, Teresa; Font Vallès, Joaquim; Cuadros Domènech, Rosa Maria; Ollé Otero, Lluís (2017-10-04)
      Article
      Accés restringit per política de l'editorial
    • Effect of ultrasound on several chromium tanning parameters 

      Morera Prat, Josep Maria; Bartolí Soler, Esther; Serrano Montes, Mónica; Combalia Cendra, Felip; Borràs Riba, Eulàlia; Ollé Otero, Lluís; Bacardit Dalmases, Anna (2010-05)
      Article
      Accés restringit per política de l'editorial
      This work studies the effect of several variables on a series of properties of the final leather obtained from chrome tanning, using ultrasounds as the sole mechanical effect during the tanning operation. The variables ...
    • El tepehuaje, una nueva curtición sostenible polifenólica para la industria del cuero 

      Bacardit Dalmases, Anna; Núñez, Ericka; Combalia Cendra, Felip; Ollé Otero, Lluís (2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      El objetivo del presente trabajo es recuperar un curtido fenólico natural utilizando la corteza del Tepehuaje. En este estudio se considera el uso de Tepehuaje (Lysiloma acapulcensis) como fuente natural de agentes curtientes ...
    • Environmental assessment of dehydration processes for bovine leather 

      Baquero Armans, Grau; Sorolla, Silvia; Ollé Otero, Lluís; Bacardit Dalmases, Anna (2017-02-15)
      Article
      Accés restringit per política de l'editorial
      The purpose of this work is to compare the environmental impact of two systems for processing bovine leather: (i) a new continuous system that consists in dehydration and tanning and post-tanning by immersion versus (ii) ...
    • Epoxy resin Cross-linked binders in aqueous finishing 

      Bacardit Dalmases, Anna; Cobos, Mireia; Borràs Riba, Eulàlia; Ollé Otero, Lluís (2010-02-22)
      Article
      Accés restringit per política de l'editorial
    • Estudio del análisis cualitativo y cuantitativo del extracto obtenido a partir de semilla de uva por HPLC 

      Sorolla, Sílvia; Flores Reyes, Antònia; Font Vallès, Joaquim; Ollé Otero, Lluís; Bacardit Dalmases, Anna (2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Este trabajo tiene como principal objetivo desarrollar un análisis cualitativo y cuantitativo de los extractos tánicos como alternativa al método de análisis oficial ISO 14088 – IUC 32, de forma que se obtenga una correlación ...
    • Estudio del envejecimiento de la piel debido a la exposición directa a la intemperie 

      Bacardit Dalmases, Anna; Cobos, Mireia; Font Vallès, Joaquim; Ollé Otero, Lluís (2010-05-07)
      Text en actes de congrés
      Accés obert
      Un cuero para tapicería se considera un producto de alta tecnología que se puede utilizar en diversos sectores: mobiliario, automoción, aviación y naval. Sin embargo, para cada uno de estos sectores se exgen diferentes ...
    • Evaluation of a new sustainable continuous system for processing bovine leather 

      Bacardit Dalmases, Anna; Baquero Armans, Grau; Sorolla Casellas, Sílvia; Ollé Otero, Lluís (2015-08-15)
      Article
      Accés obert
      The aim of the present work is to evaluate a new sustainable continuous system for processing bovine leather. By means of a prototype described in the international patent WO, 2010/070571 (A2) of the technological centre ...
    • 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 obert
      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 ...