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Listar por palabra clave "Thermal properties"

Mostrando ítems 1-20 de 34

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Ageing effect on morphology, thermal and mechanical properties of impact modified LDPE/PP blends from virgin and recycled materials

Borovanska, Irena; Krastev, Rumen; Benavente, Rosario; Monleón Pradas, Manuel; Vallés Lluch, Ana; Samichov, Vasil; Iliev, Mario (SAGE Publications (UK and US), 2014-08)

An experimental study was conducted to investigate the influence of ageing on the morphological, thermal and mechanical properties of virgin and two types of recycled (from technological and postconsumer wastes) modified ...
Analysis of shock capturing methods for chemical species transport in unsteady compressible flow

Serrano Cruz, José Ramón; Climent, H.; Piqueras, P.; García Afonso, Óscar (Elsevier, 2013-04)

This paper presents a chemical species transport model to account for variable composition and gas properties along the flow path in internal combustion engines. The numerical solution to adapt the gas dynamic model to ...
Bacterial cellulose nanowhiskers to enhance the properties of plastics and bioplastics of interest in food packaging

Martínez Sanz, Marta (Universitat Politècnica de València, 2013-07-01)

El presente trabajo tiene por objetivo estudiar las aplicaciones de los nanocristales o ¿nanowhiskers¿ extraídos mediante hidrólisis ácida de celulosa bacteriana (BCNW) para el desarrollo de materiales poliméricos y ...
Comparative study between the microwave heating efficiency of carbon nanotubes versus multilayer graphene in polypropylene nanocomposites

Galindo-Galiana, Begoña; Benedito, Adolfo; Giménez Torres, Enrique; Compañ Moreno, Vicente (Elsevier, 2016-08-01)

Multiwall carbon nanotubes (MWCNT) and multilayer graphene (MLG) were studied as microwave susceptor additives for polymers. Different percentages of both nanoparticles were added to polypropylene by melt compounding in ...
Correlation of chemical, structural and thermal properties of naturalfibres for their sustainable exploitation

Moriana Torró, Rosana; Vilaplana Domingo, Francisco Javier; Karlsson, Sigbritt; Ribes Greus, María Desamparados (Elsevier, 2014-11-04)

The potential of lignocellulosic natural fibres as renewable resources for thermal conversion and material reinforcement is largely dependent on the correlation between their chemical composition, crystalline structure ...
Desarrollo y optimización de formulaciones de poliamida de origen renovable con comportamiento ignífugo

Marset Gimeno, David (Universitat Politècnica de València, 2022-09-02)

[ES] El principal objetivo de la presente tesis doctoral se ha centrado en la obtención, desarrollo y optimización de formulaciones de poliamida de origen renovable con aditivos que mejoren las propiedades mecánicas, ...
Development of a biocomposite based on green polyethylene biopolymer and eggshell

Boronat Vitoria, Teodomiro; Fombuena Borrás, Vicent; García Sanoguera, David; Sánchez Nacher, Lourdes; Balart Gimeno, Rafael Antonio (Elsevier, 2015-03-05)

In this investigation a fully biobased composite material has been obtained using a biobased polyethylene obtained from sugar cane as matrix and eggshell (ES) as filler. ES was studied in order to replace mineral carbonate ...
Development of Polylactic Acid Thermoplastic Starch Formulations Using Maleinized Hemp Oil as Biobased Plasticizer

Lerma-Canto, Alejandro; Gómez-Caturla, Jaume; Herrero-Herrero, María; Garcia-Garcia, Daniel; Fombuena, Vicent (MDPI AG, 2021-05)

[EN] In this study, hemp seed oil was reacted with maleic anhydride in an ene reaction to obtain maleinized hemp seed oil (MHO). The use of MHO as a plasticizer and compatibilizer has been studied for polylactic acid (PLA) ...
E-Thermal fluids: State of the art and case study of different base oils heat transfer characterization measurements for immersion cooling applications.

Alvis Sánchez, Jorge Andrés (Universitat Politècnica de València, 2022-10-21)

[ES] Con el auge de la electrificación en el sector del transporte surge un tema importante de gran interés con respecto a la gestión térmica, eléctrica y la tribología: los e-fluids. Sin la existencia de estándares ...
Enhancement of the mechanical and thermal properties of injection-molded polylactide parts by the addition of acrylated epoxidized soybean oil

Quiles-Carrillo, Luis; Duart, S.; Montanes, Nestor; Torres-Giner, S.; Balart, Rafael (Elsevier, 2018-02-15)

[EN] Thiswork reports the effect of acrylated epoxidized soybean oil (AESO) addition on the mechanical, thermal, and thermomechanical properties of polylactide (PLA) parts obtained by injection molding. To this end, AESO, ...
Estudio de la posibilidad de obtención de nanocelulosa extraída del alga Posidonea Oceánica para el tratamiento de textiles

Mateu Lozano, Lorena (Universitat Politècnica de València, 2020-11-09)

[ES] La Posidonia Oceánica es una especie endémica presente mayoritariamente en el mar Mediterráneo. La acumulación de hojas muertas en las playas debido a las mareas junto a sus propiedades químicas y estructurales de la ...
Estudio de las propiedades térmicas y dieléctricas de nanocomposites membranas de quitosano con lignina Organosolv o Kraft al 1%

Beirnaert, Karel (Universitat Politècnica de València, 2021-09-06)

[ES] El quitosano es uno de los biopolímeros biodegradables renovables más abundantes con buenas propiedades antimicrobianas, antioxidantes y absorbentes de disolventes, que se puede utilizar en aplicaciones tales como ...
Estudio técnico-económico de aplicación de materiales de origen bio a parachoques de automoción

Anaya Sánchez, Davinia (Universitat Politècnica de València, 2020-11-10)

[ES] La sociedad actual posee una mayor conciencia ambiental y es más consciente sobre el coste ecológico y ambiental de nuestro estilo de vida. Desde el punto de vista de la ciencia de materiales, es necesario dar respuesta ...
Improved Mechanical, Thermal, and Hydrophobic Properties of PLA Modified with Alkoxysilanes by Reactive Extrusion Process

Torres, Elena; Gaona, Aide; García-Bosch, Nadia; Muñoz, Miguel; Fombuena, Vicent; Moriana, Rosana; Vallés Lluch, Ana (MDPI AG, 2021-08)

[EN] An eco-friendly strategy for the modification of polylactic acid (PLA) surface properties, using a solvent-free process, is reported. Reactive extrusion (REX) allowed the formation of new covalent bonds between ...
Manufacturing and Characterization of Toughened Poly(lactic acid) (PLA) Formulations by Ternary Blends with Biopolyesters

García-Campo, María Jesús; Boronat, Teodomiro; Quiles-Carrillo, Luis; Balart, Rafael; Montanes, Nestor (MDPI AG, 2018)

[EN] Ternary blends with a constant poly(lactic acid) (PLA) content (60 wt %) and varying amounts of poly(3-hydroxybutyrate) (PHB) and poly(¿-caprolactone) (PCL) were manufactured by one step melt blending process followed ...
Mechanical and Thermal Properties of Polyvinyl Chloride Plasticized with Natural Fatty Acid Esters

Fenollar Gimeno, Octavio Ángel; García Sanoguera, David; Sánchez Nacher, Lourdes; Boronat Vitoria, Teodomiro; López Martínez, Juan; Balart Gimeno, Rafael Antonio (Taylor & Francis: STM, Behavioural Science and Public Health Titles, 2013-06-21)

From an industrial point of view, the use of new nontoxic and biodegradable plasticizers coming from natural resources is an interesting alternative to traditional plasticizers based on phthalates. In this study, two types ...
Mejora del valor nutricional y tecnológico de productos de panadería por incorporación de ingredientes a base de chía (Salvia hispanica L.)

Iglesias Puig, Esther (Universitat Politècnica de València, 2013-04-23)

[ES] La Chía (Salvia hispanica L.) es una planta herbácea anual perteneciente a la família de las Labiatae. Estas semillas fueron cultivadas durante muchos siglos por los Indios Aztecas. Actualmente es consumida frecuentemente ...
Microwave calorimeter for dielectric and thermal analysis of materials

Sánchez-Marín, Juan Rafael; Gutiérrez Cano, José Daniel; Plaza González, Pedro José; Penaranda-Foix, Felipe L.; Catalá Civera, José Manuel (Elsevier, 2022-11)

[EN] A fast method for microwave processing and measurement of dielectric and thermal properties of materials as a function of temperature has been developed (MW-DETA). Unlike previous approaches, the method provides totally ...
Multifunctional PLA PHB/cellulose nanocrystal films: Processing, structural and thermal properties

ARRIETA, Marina Patricia; Fortunati, E.; Dominici, F.; Rayón Encinas, Emilio; López Martínez, Juan; Kenny, J. M. (Elsevier, 2014-07-17)

Cellulose nanocrystals (CNCs) synthesized from microcrystalline cellulose by acid hydrolysis were added into poly(lactic acid)-poly(hydroxybutyrate) (PLA-PHB) blends to improve the final properties of the multifunctional ...
Novel Epoxidized Brazil Nut Oil as a Promising Plasticizing Agent for PLA

Perez-Nakai, Aina; Lerma-Canto, Alejandro; Domínguez-Candela, Iván; Ferri, J.M; Fombuena, Vicent (MDPI AG, 2023-04-23)

[EN] This work evaluates for the first time the potential of an environmentally friendly plasticizer derived from epoxidized Brazil nut oil (EBNO) for biopolymers, such as poly(lactic acid) (PLA). EBNO was used due to its ...