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Browsing by Author "Samper Madrigal, María Dolores"

Now showing items 1-20 of 45

Combined effect of poly(hydroxybutyrate) and plasticizers on polylactic acid properties for film intended for food packaging

ARRIETA, Marina Patricia; Samper Madrigal, María Dolores; López Martínez, Juan; JIMENEZ MIGALLON, ALFONSO (Springer Verlag (Germany), 2014-12)

Poly(lactic acid) PLA, and poly(hydroxybutyrate) PHB, blends were processed as films and characterized for their use in food packaging. PLA was blended with PHB to enhance the crystallinity. Therefore, PHB addition strongly ...
Combined effect of linseed oil and gum rosin as natural additives for PVC

ARRIETA, Marina Patricia; Samper Madrigal, María Dolores; Jiménez-López M.; Aldas-Carrasco, Miguel Fernando; López-Martínez, Juan (Elsevier, 2017-05)

Polyvinyl chloride (PVC) was plasticized with epoxidized linseed oil (ELO) an further added with triethylene glycol ester of gum rosin (TEGR) as natural viscosity increasing agent. Although, the addition of both additives ...
Compatibilization and Characterization of Polylactide and Biopolyethylene Binary Blends by Non-Reactive and Reactive Compatibilization Approaches

Ferri Azor, José Miguel; Garcia-Garcia, Daniel; Rayón Encinas, Emilio; Samper, María-Dolores; Balart, Rafael (MDPI AG, 2020-06)

[EN] In this study, different compatibilizing agents were used to analyze their influence on immiscible blends of polylactide (PLA) and biobased high-density polyethylene (bioPE) 80/20 (wt/wt). The compatibilizing agents ...
Desarrollo de laminados compuestos con fibras minerales

Samper Madrigal, María Dolores; Fombuena Borrás, Vicent; Ferri Azor, José Miguel; Jorda-Vilaplana, Amparo; Sánchez Nacher, Lourdes (Compobell, S.L, 2014-11-11)

En este trabajo se han desarrollado materiales compuestos laminados realizados con tejido de fibra de pizarra y con tejido de fibra de basalto y se ha usado como matriz resina basada en aceite de linaza epoxidado (ELO). ...
Desarrollo de material biodegradable basado en PLA para su uso en mobiliario

Sempere Torregrosa, Jaume (Universitat Politècnica de València, 2020-07-24)

[ES] En los últimos años los materiales poliméricos han pasado a ser una de las principales preocupaciones medio ambientales. Los problemas están causados por su origen petroquímico sumado a que son materiales no biodegradables. ...
Desarrollo y optimización de 'green composites' basados en matrices derivadas de aceites vegetales modificados y refuerzos de fibras minerales

Samper Madrigal, María Dolores (Universitat Politècnica de València, 2015-07-02)

[EN] In recent years, the sensitiveness of society about the conservation of environment has increased; this has promoted the development of polymeric materials derived from renewable resources. These new polymeric materials ...
Determinación del agente de acoplamiento en composites de bioPE y cáscara de huevo

Montañés Muñoz, Néstor; Boronat Vitoria, Teodomiro; Fenollar Gimeno, Octavio Ángel; Samper Madrigal, María Dolores; Carbonell Verdú, Alfredo (Compobell, S.L, 2014-11-11)

En este trabajo se ha estudiado que agente de acoplamiento se debe utilizar para desarrollar un nuevo material compuesto de origen totalmente natural. El nuevo material compuesto utiliza como matriz un polietileno de ...
Determinación del porcentaje de agente de acoplamiento en composites de bioPE con carga lignocelulósica

Montañés Muñoz, Néstor; Boronat Vitoria, Teodomiro; Fenollar Gimeno, Octavio Ángel; García Sanoguera, David; Samper Madrigal, María Dolores (Compobell, S.L., 2015-07-14)

En el presente trabajo se ha investigado acerca de cuál es la proporción óptima de agente de acoplamiento que se debe añadir en el desarrollo y formulación de un nuevo material compuesto, comercialmente viable, basado ...
Development and characterization of a new natural fiber reinforced thermoplastic (NFRP) with Cortaderia selloana (Pampa grass) short fibers

Jorda-Vilaplana, Amparo; Carbonell-Verdu, A.; Samper, María-Dolores; Pop, A.; García Sanoguera, David (Elsevier, 2017)

[EN] In this work, fully bio-based thermoplastic composites are manufactured with bio-based polyethylene (from sugarcane) and short fibers coming from Cortaderia selloana (CS) wastes. These wastes are characterized by high ...
Development of slate fiber reinforced high density polyethylene composites for injection molding

Carbonell Verdú, Alfredo; García García, Daniel; Jordá Vilaplana, Amparo; Samper Madrigal, María Dolores; Balart Gimeno, Rafael Antonio (Elsevier, 2015-02)

During the last decade the use of fiber reinforced composite materials has consolidated as an attracting alternative to traditional materials due to an excellent balance between mechanical properties and lightweight. One ...
Diseño de producción prototipo de film biodegradable para el sector agrícola

Cordobés Mira, Paola (Universitat Politècnica de València, 2017-11-21)

[EN] The Project is based on the design of a pre-industrial production of biodegradable film for the agricultural sector. To obtain the biodegradable film is used polylactic acid (PLA) plasticized with modified Karanja oil ...
Diseño de un tocadiscos

Delgado Fernández, Andrea (Universitat Politècnica de València, 2019-06-18)

[ES] La venta de discos de vinilo se desplomó en los años 90 con la aparición del soporte óptico, llegando a estar al borde de la desaparición. Sin embargo, en la actualidad se está recuperando el mercado ...
Efect of Different Compatibilizers on Injection-Molded Green Fiber-Reinforced Polymers Based on Poly(lactic acid)-Maleinized Linseed Oil System and Sheep Wool

Pawlak, Franciszek; Aldas-Carrasco, Miguel Fernando; López-Martínez, Juan; Samper, María-Dolores (MDPI AG, 2019-09)

[EN] A method to modify polymers is that of introducing fibers in a matrix to produce a fiber-reinforced polymer (FRP). Consequently, the aim of this work was to study the compatibility effect of four coupling agents on ...
Effect of pine resin derivatives on the structural, thermal, and mechanical properties of Mater-Bi type bioplastic

Aldas-Carrasco, Miguel Fernando; Ferri, J. M.; López-Martínez, Juan; Samper, María-Dolores; Arrieta, Marina Patricia (John Wiley & Sons, 2020-01-20)

[EN] The effect of three additives derived from pine resin, namely, gum rosin (GR) and two pentaerythritol ester of GR, Lurefor (LF) and Unik Tack (UT), in 5, 10, and 15 wt %, on the properties of Mater-Bi, based on ...
Effect of silane coupling agents on basalt fiber-epoxidized vegetable oil matrix composite materials analyzed by the single fiber fragmentation technique

Samper Madrigal, María Dolores; Petrucci, R.; Sánchez Nacher, Lourdes; Balart Gimeno, Rafael Antonio; Kenny, J. M. (Wiley, 2015-07)

The fiber-matrix interfacial shear strength (IFSS) of biobased epoxy composites reinforced with basalt fiber was investigated by the fragmentation method. Basalt fibers were modified with four different silanes, ...
Estudio de la influencia del tipo de tejido de lana natural y su tratamiento en las propiedades de Green Composites

Hermoso Gradolí, Andrea (Universitat Politècnica de València, 2020-11-18)

[ES] Durante los últimos años, ha habido un aumento en la concienciación medioambiental por parte de la sociedad, cuestiones como el reciclaje y el cuidado del medioambiente están adquiriendo cada vez una mayor importancia ...
Green composites based on polypropylene matrix and hydrophobized spend coffee ground (SCG) powder

García García, Daniel; Carbonell Verdú, Alfredo; Samper Madrigal, María Dolores; García Sanoguera, David; Balart Gimeno, Rafael Antonio (Elsevier, 2015-04-04)

Green composites were prepared with polypropylene matrix and 20 wt.% spent coffee ground (SCG) powder for uses as a wood plastic composite (WPC). The effects of hydrophobic treatment with palmitoyl chloride on SCG powder ...
Implementación de la plataforma GOOGLE CLASROOM en la asignatura “Tratamiento de Residuos” para la realización de experiencia de clase inversa

López Martínez, Juan; Samper Madrigal, María Dolores; García García, Daniel; Ferri, Jose; Carbonell Verdú, Alfredo (Editorial Universitat Politècnica de València, 2017-07-18)

[EN] During the academic year 2016-17 the flipped classroom methodology was implemented using the GOOGLE CLASS platform in the "waste treatment" subject. This methodology has allowed students to have more time in the ...
Influence of biodegradable materials in the recycled polystyrene

Samper Madrigal, María Dolores; ARRIETA, Marina Patricia; Ferrándiz Bou, Santiago; López Martínez, Juan (Wiley-Blackwell, 2014-12-05)

Polystyrene (PS) is one of the commonly used polymer in food packaging, that is why it generates a large amount of residual PS: because of the need of reduce environmental damage that occurs, it is common to recycle this ...
Influence of Ultraviolet Radiation Exposure Time on Styrene-Ethylene-Butadiene-Styrene (SEBS) Copolymer

Garcia-Garcia, Daniel; Crespo, J.E; Parres, F.; Samper, María-Dolores (MDPI AG, 2020-04)

[EN] The effect of ultraviolet radiation on styrene-ethylene-butadiene-styrene (SEBS) has been studied at different exposures times in order to obtain a better understanding of the mechanism of ageing. The polymer materials ...