Exploració per tema "Nanocomposites"
Ara es mostren els items 11-30 de 40
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Graphene nanoplatelets-reinforced polyetherimide foams prepared by water vapor-induced phase separation
(2015-05)
Article
Accés restringit per política de l'editorialThe present work considers the preparation of medium-density polyetherimide foams reinforced with variable amounts of graphene nanoplatelets (1–10 wt%) by means of water vapor-induced phase separation (WVIPS) and their ... -
High performance textile filaments based in polyester- CaF2 and montanic acid with multifunctional alcohols composites
(International Federation of Associations of Textile Chemists and Colourists (IFATCC), 2021)
Comunicació de congrés
Accés restringit per política de l'editorial -
Highly exfoliated nanostructure in trifunctional epoxy/clay nanocomposites using boron trifluoride as initiator
(Wiley, 2014-03-15)
Article
Accés obertEpoxy/clay nanocomposites based upon a trifunctional epoxy resin, triglycidyl p-amino phenol (TGAP), have been prepared by intercalating an initiator of cationic homopolymerization, a boron trifluoride monoethylamine ... -
Identification of nanostructural development in epoxy polymer layered silicate nanocomposites from the interpretation of differential scanning calorimetry and dielectric spectroscopy
(2012-05-08)
Article
Accés obertThe effect of nanoclay on the non-isothermal cure kinetics of polymer layered silicate nanocomposites based upon epoxy resin is studied by calorimetric techniques (DSC and TGA) and by dielectric relaxation spectroscopy ... -
Improvement of dielectric properties of natural rubber by adding perovskite nanoparticles
(2016-02)
Article
Accés obertNatural rubber matrix, reinforced with several conventional stabilizer additives, was further charged with perovskite nanoparticles. Although the addition of BaTiO3 ceramic particles usually transforms a non-conducting ... -
Improving glass-fiber epoxy composites via interlayer toughening with polyacrylonitrile/multiwalled carbon nanotubes electrospun fibers
(Wiley, 2022-11)
Article
Accés obertThe development of innovative engineered epoxy composites aiming to manufacture cost-efficient materials with reduced weight and enhanced physical properties remains as a current industrial challenge. In this work we report ... -
Ionic liquids-assisted bioconversion of lignocellulosic biomass for the development of value-added products
(2021-10-11)
Article
Accés obertLignocellulosic biomass is the most abundant renewable and inexpensive source that can be used to produce biofuels and bioproducts. One of the major limitations of biomass valorisation is its recalcitrance to an efficient ... -
Isocyanate toughening of pCBT/organoclay nanocomposites with exfoliated structure and enhanced mechanical properties
(2014-12-01)
Article
Accés restringit per política de l'editorialCyclic butylene terephthalate (CBT (R)) is an interesting matrix material for the preparation of nanocomposites due to its very low, water-like melt viscosity which favours clay exfoliation. Nevertheless, polymerized CBT ... -
Isothermal curing of polymer layered silicate nanocomposites based upon epoxy resin by means of anionic homopolymerisation
(2013-12-20)
Article
Accés restringit per política de l'editorialThe use of an initiator, 4-(dimethylamino) pyridine (DMAP), to promote an anionic homopolymerisation reaction for the isothermal cure of polymer layered silicate (PLS) nanocomposites based on an epoxy resin, as well as the ... -
Melt Electrospinning of Polymer: Additives, Nanocomposites and Blending
(Universitat Politècnica de Catalunya, 2020-10-26)
Projecte Final de Màster Oficial
Accés obert
Realitzat a/amb: Instituto Politecnico do PortoEn l’última dècada, s’ha desenvolupat el melt electrospinning com a un procés ecològic i lliure de dissolvent per disminuir la bretxa entre els avantatges que presenta l’electrospinning en solució i la necessitat d’una ... -
Micro-molding with ultrasonic vibration energy: New method to disperse nanoclays in polymer matrices
(2014-07)
Article
Accés restringit per política de l'editorialUltrasound technology was proved as an efficient processing technique to obtain micro-molded specimens of polylactide (PLA) and polybutylene succinate (PBS), which were selected as examples of biodegradable polyesters ... -
Nanoclay effect into the biodegradation and processability of poly(lactic acid) nanocomposites for food packaging
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-08-16)
Article
Accés obertOne of the most promising expectations in the design of new materials for food packaging is focused on the development of biodegradable systems with improved barrier character. In this sense PLA reinforced with nanoclay ... -
Nanocomposites materials of PLA reinforced with nanoclays using a masterbatch technology: a study of the mechanical performance and its sustainability
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-06-29)
Article
Accés obertPackaging consumes around 40% of the total plastic production. One of the most important fields with high requirements is food packaging. Food packaging products have been commonly produced with petrol polymers, but due ... -
Non-isothermal cure and exfoliation of tri-functional epoxy-clay nanocomposites
(Budapest University of Technology and Economics, 2015)
Article
Accés obertThe non-isothermal cure kinetics of polymer silicate layered nanocomposites based on a tri-functional epoxy resin has been investigated by differential scanning calorimetry. From an analysis of the kinetics as a function ... -
Nucleation and antinucleation effects of functionalized carbon nanotubes on cyclic and linear Poly(e-caprolactones)
(American Chemical Society (ACS), 2014-06-10)
Article
Accés restringit per política de l'editorialNovel nanocomposites were prepared by blending linear or cyclic poly(e-caprolactones) with two types of chemically modified carbon nanotubes (CNTs). The low-polydispersity cyclic PCL samples (C-PCLs) were synthesized by ... -
Obtaining of a PET-CaF2 hybrid multifilament: non-isothermal crystallization studies
(Elsevier, 2020-02)
Article
Accés obertPoly(ethylene terephthalate) (PET) has been mixed with fluorite (CaF2) particles to obtain micro- and nanocomposites aiming to obtain a hybrid multifilament. In first term, the use of two montanic waxes and an amide wax ... -
Orientation of polylactic acid–chitin nanocomposite films via combined calendering and uniaxial drawing: Effect on structure, mechanical, and thermal properties
(2021-12-06)
Article
Accés obertThe orientation of polymer composites is one way to increase the mechanical properties of the material in a desired direction. In this study, the aim was to orient chitin nanocrystal (ChNC)-reinforced poly(lactic acid) ... -
PLA/SiO2 composites: influence of the filler modifications on the morphology, crystallization behaviour and mechanical properties
(Wiley, 2017-06-14)
Article
Accés obertFilms of an architecturally modified poly(lactic acid) (PLAREx) with three different types of fumed silica nanofillers (SiO2) were processed through reactive extrusion-calendering in a pilot plant. The effects of the SiO2 ... -
Preparation and characterization of electrically conductive foams made of Polyethermide (PEI) filled with graphene nanoparticles
(Universitat Politècnica de Catalunya, 2014-07-09)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorThe aim of this study is to develop a novel multi-functional polymer nanocomposite for potential usage in aerospace. It is based on facile approach to produce microcellular PEI based foams reinforced with graphene nanoplatlets ... -
Preparation and Characterization of PMMA/CNF nanocomposite
(Universitat Politècnica de Catalunya, 2019-09-04)
Treball Final de Grau
Accés restringit per decisió de l'autorLes Nanofibres de cel·lulosa (NFC) són nanomaterials cel·lulòsics transparents i vermiformes que exhibeixen una superfície remarcable, així com una amplària nanomètrica que proporciona innombrables propietats reològiques ...