Browsing by Author "Velasco Perero, José Ignacio"
Now showing items 1-20 of 149
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Active edible films based on arrowroot starch with microparticles of blackberry pulp obtained by freeze-drying for food packaging
Ferreira Nogueira, Gislaine; Matta Fakhouri, Farayde; Velasco Perero, José Ignacio; Oliveira, Rafael Augustus de (Multidisciplinary Digital Publishing Institute (MDPI), 2019-08-23)
Article
Open AccessThis research work evaluated the influence of the type of incorporation and variation in the concentration of blackberry pulp (BL) and microencapsulated blackberry pulp (ML) powders by freeze-drying on the chemical and ... -
Adhesive performance of acrylic pressure-sensitive adhesives from different preparation processes
Márquez Fibla, Irene; Paredes, Nuria; Alarcia Hernanz, Felipe; Velasco Perero, José Ignacio (Multidisciplinary Digital Publishing Institute (MDPI), 2021-08-07)
Article
Open AccessA series of pressure-sensitive adhesives (PSAs) was prepared using a constant monomeric composition and different preparation processes to investigate the best combination to obtain the best balance between peel resistance, ... -
Analysis by gas chromatography of edible films based on gelatin and melaleuca alternifolia essential oil
Matta Fakhouri, Farayde; Lima, Rene; Lima, Fernando; Lima Cardoso, Claudia Andréa; Garcia, Victor Augusto; Filgueiras, Cristina; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio (2018)
Conference lecture
Restricted access - publisher's policy -
Antimicrobial activity and gc-ms profile of copaiba oil for incorporation into xanthosoma mafaffa schott starch-based films
de Menezes Rodrigues, Giovanna; Tostes Filgueiras, Cristina; dos Santos Garcia, Vitor Augusto; de Carvalho, Rosemary Aparecida; Velasco Perero, José Ignacio; Matta Fakhouri, Farayde (Multidisciplinary Digital Publishing Institute (MDPI), 2020-12-01)
Article
Open AccessThe present study evaluated the effect of the incorporation of copaiba oil, in direct and in microencapsulated form, into films based on Xanthosoma mafaffa Schott starch. Initially, the characterization of copaiba oil by ... -
Aplicación de la Mecánica de la Fractura Post-Cedencia a Polímeros
Maspoch Rulduà, M. Lluïsa; Franco Urquiza, Edgar Adrian; Gamez Pérez, José; Sánchez Soto, Miguel; Velasco Perero, José Ignacio; Santana Pérez, Orlando Onofre; Martínez Benasat, Antonio (2010-07-30)
Article
Restricted access - publisher's policyLa técnica del trabajo esencial de fractura (EWF) se ha utilizado en la caracterización a fractura de materiales que desarrollan una amplia ductilidad y donde ocurre una completa cedencia antes del inicio de la propagación ... -
Application of layered nanoparticles in the micromechanical reinforcement and flame retardancy of polymer foams
Redondo Realinho, Vera Cristina de; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio (Studium Press LLC, 2013)
Part of book or chapter of book
Restricted access - publisher's policyA great deal of attention has been given in the last years to the study of the influence of incorporating nanosized particles and particularly nanoparticles with a flat-like morphology such as nanoclays or layered double ... -
Application of the Box–Behnken experimental design for the extraction of phenolic compounds from araçá-roxo (Psidium myrtoides)
Martins de Freitas, Thainá Stéphanie; de Menezes Rodrigues, Giovanna; Matta Fakhouri, Farayde; da Silva, Camila; Lima Cardoso, Claudia Andréa; Velasco Perero, José Ignacio; Tostes Filgueiras, Cristina; dos Santos Garcia, Vitor Augusto (John Wiley & sons, 2021-01-09)
Article
Open AccessThe purpose of this study was to investigate the bioactive compounds of araçá-roxo by applying the Box–Behnken experimental design to evaluate the effect of temperature, time, and ethanol concentration on the extraction ... -
Assessment of the conditions of the thermoplastic extrusion process in the bioactive and mechanical properties of flexible films based on starch and Brazilian pepper
Matta Fakhouri, Farayde; Freitas de Lima, F.; Cardoso, Claudia; Martelli, Silvia; Antunes, Marcelo de Sousa Pais; Mei, Lucia Helena Innocentini; Yamashita, Fábio; Velasco Perero, José Ignacio (2018)
Conference lecture
Open AccessThe objective of this work was to produce, through the thermoplastic extrusion process followed by blowing, manioc starch-based flexible films added with Brazilian pepper oil as an antioxidant and plasticizer agent, and ... -
Benefits of incorporating lignin into starch-based films: a brief review
Zuñiga Liñan, Lamia; Matta Fakhouri, Farayde; Ferreira Nogueira, Gislaine; Zoppe, Justin Orazio; Velasco Perero, José Ignacio (Multidisciplinary Digital Publishing Institute (MDPI), 2024-08-13)
Article
Open AccessPolysaccharides are an excellent renewable source for developing food-packing materials. It is expected that these packages can be an efficient barrier against oxygen; can reduce lipid peroxidation, and can retain the ... -
Bioactive edible films based on arrowroot starch incorporated with cranberry powder: microstructure, thermal properties, ascorbic acid content and sensory analysis
Matta Fakhouri, Farayde; Ferreira Nogueira, Gislaine; Oliveira, Rafael Augustus de; Velasco Perero, José Ignacio (Multidisciplinary Digital Publishing Institute (MDPI), 2019-10-11)
Article
Open AccessThe growing global awareness about environmental preservation has stimulated the search for alternatives to replace conventional plastics made from fossil sources. One of the advantages is using polymers from renewable ... -
Bioactive films based on starch from white, red, and black rice to food application
Silva, Luan Ramos da; Velasco Perero, José Ignacio; Matta Fakhouri, Farayde (Multidisciplinary Digital Publishing Institute (MDPI), 2022-02-21)
Article
Open AccessPackages from renewable sources have been the focus of many studies, due to the consumer needs for high-quality food, environmental concern related to the inadequate discard of packaging, low percentage of packaging ... -
Broad-band electrical conductivity of carbon nanofibre-reinforced polypropylene foams
Antunes, Marcelo de Sousa Pais; Mudarra López, Miguel; Velasco Perero, José Ignacio (2011)
Article
Restricted access - publisher's policyThe influence of foaming a semi-crystalline polymer reinforced with different concentrations of carbon nanofibres (0–20 wt.%) on the formation of an electrically conductive network was studied at room temperature using an ... -
Caracterización mecánica de espumas rígidas multifuncionales de poliuretano
Antunes, Marcelo de Sousa Pais; Cano, Álvaro; Redondo Realinho, Vera Cristina de; Arencón Osuna, David; Velasco Perero, José Ignacio (2011)
Conference report
Open AccessEn el presente trabajo se prepararon y caracterizaron espumas de poliuretano con refuerzo multi-escalar combinando concentraciones variables de arcilla organofílica (montmorillonita) y de lana de esparto, con el propósito ... -
Caracterización mecánica, térmica y a fuego de aerogeles arcilla/polímero modificados con partículas
Sánchez Soto, Miguel; Wang, Liang; Martínez Benasat, Antonio; Velasco Perero, José Ignacio; Santana Pérez, Orlando Onofre; Maspoch Rulduà, M. Lluïsa (2013)
Conference report
Open AccessLos aerogeles son una clase de materiales que se caracteriza por su extrema ligereza y alto contenido de aire. En este trabajo se han preparado diferentes aerogeles polímero/arcilla (PVOH/Na+-MMT) mediante un proceso simple ... -
Characterization of flame retardant polypropylene-magnesium hydroxide composite foams
Antunes, Marcelo de Sousa Pais; Haurie Ibarra, Laia; Velasco Perero, José Ignacio (2009)
Conference lecture
Restricted access - publisher's policyMagnesium hydroxide filled polypropylene foams have been prepared in order to analyze the foaming effects on the microstructure, flame and thermo-mechanical beaviour of the polypropylene composites. Several load percentages ... -
Characterization of highly filled magnesium hydroxide-polypropylene composite foams
Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio; Haurie Ibarra, Laia (2011)
Article
Restricted access - publisher's policyMagnesium hydroxide—filled polypropylene foams were prepared by a compression-molding chemical foaming process and studied considering the effects of foaming and the presence of the particles on the microstructure (cellular ... -
Characterization of poly(ethylene-co-vinyl acetate) (EVA) filled with low grade magnesium hydroxide
Fernández Renna, Ana Inés; Haurie Ibarra, Laia; Formosa Mitjans, Joan; Chimenos Ribera, Josep Maria; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio (2008)
Article
Restricted access - publisher's policyLow-grade magnesium hydroxide (LG-MH) is a solid by-product that undergoes an endothermic decomposition in the temperature range of 300–750 C. Due to its thermal behaviour and its lower cost relative to pure Mg(OH)2, ... -
Characterization of polycarbonate foam structures prepared by one-step SC-CO2 dissolution process
Gedler, Gabriel; Antunes, Marcelo de Sousa Pais; Redondo Realinho, Vera Cristina de; Velasco Perero, José Ignacio (2012)
Conference lecture
Open AccessIn this communication polycarbonate foams were prepared by a supercritical CO2 dissolution one-step batch foaming process. Firstly, CO2 diffusion behavior in polycarbonate was studied by means of desorption experiments. ... -
Characterization of rigid polypropylene-based microcellular foams produced by batch foaming processes
Velasco Perero, José Ignacio; Antunes, Marcelo de Sousa Pais; Redondo Realinho, Vera Cristina de; Ardanuy Raso, Mònica (2011)
Article
Restricted access - publisher's policyThe properties of polypropylene (PP) foams can be extended by controlling the cellular structure and adding functional fillers. PP-based microcellular foams having an interesting combination of mechanical and transport ... -
CIÈNCIA I TECNOLOGIA DELS MATERIALS (2n quadrimestre, 1r parcial)
Velasco Perero, José Ignacio (Universitat Politècnica de Catalunya, 2011-04-05)
Exam
Restricted access to the UPC academic community