Exploració per altres contribucions "Universitat Politècnica de Catalunya. POLY2 - Polyfunctional polymeric materials"
Ara es mostren els items 21-40 de 153
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Caracterización del comportamiento reológico en cizalla continua de unos hidrogeles
(2018-01-17)
Report de recerca
Accés restringit per acord de confidencialitat -
Caracterización termo-mecánica de un grado de PLA mediante la técnica de DMTA
(2017-10-06)
Report de recerca
Accés restringit per acord de confidencialitat -
Caracterização físico-química de filmes comestíveis de amido adicionado de acerola (Malphigia emarginata D.C.)
(2012)
Article
Accés obertEdibles films are an alternative to synthetic materials used for packing food products. Barbados cherry is rich in vitamin C and carotenoids. The aim of this study was to characterize and develop films by casting from ... -
Challenges in synthesis and analysis of asymmetrically grafted cellulose nanocrystals via atom transfer radical polymerization
(2021-06-01)
Article
Accés obertWhen cellulose nanocrystals (CNCs) are isolated from cellulose microfibrils, the parallel arrangement of the cellulose chains in the crystalline domains is retained so that all reducing end-groups (REGs) point to one ... -
Characterization and optimization of oil microcapsules from Attalea phalerata Mart. for the preservation of bioactive compounds
(Universidade de São Paulo, 2019)
Article
Accés obertThis study aimed microencapsulating Attalea phalerata Mart. oil, containing high carotenoid and phenolic compounds content, with Arabic gum and gelatin, using the complex coacervation method. The yield, efficiency, morphology ... -
Characterization of composite biofilms of wheat gluten and cellulose acetate phthalate
(2004-06)
Article
Accés obertThe objective of this research was to develop and characterize composite biofilms produced using wheat gluten and cellulose acetate phthalate. Biofilms act as barriers to moisture and oxygen diffusion through the film. The ... -
Characterization of microcellular plastics for weight reduction in automotive interior parts
(VDI Verlag, 2017)
Text en actes de congrés
Accés restringit per política de l'editorialThe present work deals with foaming plastic materials in order to reduce weight, cost and carbon footprint in automative parts. Glass-fiber-reinforced polypropylene (PP GF) was injection-modded in the solid and foamed ... -
Cheaper membrane materials for microalgae dewatering
(Springer, 2014-10-01)
Article
Accés obertAmong different strategies to reduce costs in microalgae dewatering process via cross-flow filtration, the one related to membrane material was investigated in order to be decreased. Several materials were tested, starting ... -
Coatings based on pea starch to improve conservation of strawberries
(2019)
Comunicació de congrés
Accés restringit per política de l'editorialThe aim of this study was to elaborate different coating based on pea starch and evaluate its efficiency on strawberry shelf life stored at 7 and 25ºC -
Coberturas biodegradáveis aplicadas em limão Taiti (Citrus aurantifolia) e sua influencia na preservação de ácido ascórbico
(2020-06)
Article
Accés obertFrutas cítricas, como o limão (Citrus aurantifolia), têm sua vida útil e qualidade afetadas por reações catabólicas, levando à perda de água e mudanças físicas equímicas que contribuem para a redução da qualidade. Para ... -
Comparative study of processing methods for starch/gelatin films
(2013-06)
Article
Accés restringit per política de l'editorialIn this work, the influence of processing methods on the properties of starch/gelatin films plasticizedwith glycerol and sorbitol is reported. Four different processing techniques: casting; pressing; pressingfollowed by ... -
Comportamiento a fractura de láminas de espuma de polipropileno producidas mediante dos métodos diferentes de espumación
(2012)
Text en actes de congrés
Accés restringit per política de l'editorialDos tipos de espumas flexibles de baja densidad . basadas en polipropileno y producidas por dos métodos diferentes de espumación (espumación física y espumación química) .se han caracterizado utilizando el concepto del ... -
Compression properties and cellular structure of polyurethane composite foams combining nanoclay and different reinforcements
(2014-11)
Article
Accés obertIn the present work we prepared and characterized several polyurethane (PU) composite foams by combining variable concentrations of nanoclay (montmorillonite, MMT) with metal wires or low cost cellulosic-based reinforcements, ... -
Corn starch and gelatin-based films added with guabiroba pulp for application in food packaging
(Elsevier Ltd, 2019-03-01)
Article
Accés obertThe guabiroba pulp (GP) has natural antioxidant compounds, such as phenolic compounds and ascorbic acid. The aim of this work was to produce an active biodegradable film based on blends of gelatin (GEL) and corn starch ... -
Desenvolvimento de filmes e coberturas comestíveis à base de amido para aplicação em manga minimamente processada
(2011)
Comunicació de congrés
Accés obert -
Desenvolvimento de massa alimentícia fresca funcional com a adição de isolado protéico de soja e polidextrose utilizando páprica como corante
(2008-12)
Article
Accés obertA tendência do consumidor atual é utilizar alimentos de fácil preparo que, adicionalmente à qualidade nutritiva, tragam benefícios à saúde. Neste trabalho, uma massa alimentícia fresca funcional foi desenvolvida pela ... -
Development and characterization of multilayer films based on polyhydroxyalkanoates and hydrocolloids
(Wiley, 2016-11-07)
Article
Accés obertNew biodegradable polymeric materials have been developed in order to minimize the environmental impact caused bythe traditional packaging found in the market. Polyhydroxyalkanoates (PHAs) are biopolymers with important ... -
Development of inorganic particle-filled polypropylene/high density polyethylene membranes via multilayer co-extrusion and stretching
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-01-19)
Article
Accés obertThis work is made to ascertain the effects of mineral fillers, namely calcium carbonate and talc, on the morphology and properties of multilayer polypropylene (PP)/high-density polyethylene (HDPE) porous membranes. Multilayer ... -
Dynamic light scattering plus scanning electron microscopy: usefulness and limitations of a simplified estimation of nanocellulose dimensions
(2022-12-02)
Article
Accés obertMeasurements of nanocellulose size usually demand very high-resolution techniques and tedious image processing, mainly in what pertains to the length of nanofibers. Aiming to ease the process, this work assesses a relatively ... -
Edible coatings from renewable sources to increase the shelf life of different food types
(2018-01)
Capítol de llibre
Accés restringit per política de l'editorialEdible coatings are considered a semi permeable layer, which can be applied to food products, thus creating a passive modified atmosphere. These coatings are composed of a macromolecule, a plasticizing agent, a pH adjuster ...