Browsing by Subject "Polímers"
Now showing items 21-40 of 495
-
Analysis of the non-ideal crosslinking process in thiol-X “click” thermosets
(Elsevier, 2024-04-13)
Article
Open AccessThiol-click reactions are widely used in the preparation of thermosets. The network build-up process follows step-wise polymerization behavior, which is commonly analyzed assuming ideal step-wise behavior using well- known ... -
Anàlisi de la contribució a tallant dels reforços exteriors amb laminats de polímers reforçats amb fibres (FRP) en bigues de formigó armat
(Universitat Politècnica de Catalunya, 2012-07)
Minor thesis
Open Access[ANGLÈS] (...) Nowadays, the existing guides and recommendations propose calculating shear capacity by adding the contribution of the concrete and the passive reinforcement. In FRP reinforced elements, existing models ... -
Análisis de la fricción con el terreno de refuerzos poliméricos variando su geometría
(Universitat Politècnica de Catalunya, 2021-06-20)
Bachelor thesis
Open AccessUn mur de sòl reforçat consisteix en un parament vertical habitualment de formigó que suporta l'empenta de el terreny gràcies a uns ancoratges que s'introdueixen al terreny. Aquesta solució és àmpliament utilitzada en ... -
Análisis de la interacción suelo-refuerzo de bandas poliméricas mediante ensayos de arrancamiento
(Universitat Politècnica de Catalunya, 2025-02-14)
Master thesis
Open AccessAquest Treball Final de Màster analitza el comportament de les bandes polimèriques en la seva interacció amb el sòl, amb l'objectiu d'avaluar la seva eficàcia com a reforços en aplicacions d'enginyeria civil. L'estudi se ... -
Antennas based on low-cost thermoplastic polymer substrates for communication in the industrial, scientific and medical radio band
(2019-05-10)
Article
Open AccessThis work addresses the design guidelines, manufacturing process and experimental test of several antennas based on low cost and low loss thermoplastic polymer substrates. The proposed antennas are based on patch topologies ... -
Antibacterial films made of ionic complexes of poly(y-glutamic acid) and ethyl lauroyl arginate
(2017-12-24)
Article
Open Access© 2017 by the author. The biocide agent LAE (ethyl aN-lauroyl l-arginate chloride) was coupled with poly(y-glutamic acid) (PGGA) to form stable ionic complexes with LAE:PGGA ratios of 1 and 0.5. The nanostructure adopted ... -
Antimicrobial activity of poly(ester urea) electrospun fibers loaded with bacteriophages
(2018-06-01)
Article
Open AccessThe capacity to load bacteriophages into electrospun nanofibers of two representative biocompatible polymers has been evaluated, paying special attention to the possibility of preserving their antibacterial activity. ... -
Aplicació de microcàpsules amb olis vegetals en sustractes de PET modificats
(Universitat Politècnica de Catalunya, 2024-07-10)
Bachelor thesis
Open AccessL'aplicació de microcapsules s'ha estés al llarg deis últims anys a sectors industrials tan diferents com l'alimentari, cosmétic, medie o textil, a causa deis beneficis que aquests sistemas presenten respecte a l'ús deis ... -
Aplicació informàtica per a la construcció de matrius polimèriques amorfes d'alta densitat
(Universitat Politècnica de Catalunya, 2018-01)
Bachelor thesis
Open AccessL’objectiu d’aquest projecte ha sigut iniciar el desenvolupament d’un programa que sigui capaç de construir matrius polimèriques amorfes d’alta densitat. Les matrius polimèriques poden estar compostes de cadenes molt ... -
Aplicación de polímeros electroactivos a la protección de la corrosión metálica por aditivación de pinturas alquídicas
(Universitat Politècnica de Catalunya, 2010-06-17)
Master thesis (pre-Bologna period)
Open AccessL'objectiu d'aquest projecte és comparar i estudiar el comportament davant la corrosió marina de xapes metàl·liques d'acer pintades amb una pintura d'imprimació comercial de tipus alquídica. La formulació de la imprimació ... -
Aplicación de polímeros electroactivos a la protección de la corrosión metálica por aditivación de pinturas alquídicas
(Universitat Politècnica de Catalunya, 2010-06-17)
Master thesis (pre-Bologna period)
Open AccessL'objectiu d'aquest projecte és comparar i estudiar el comportament davant la corrosió marina de xapes metàl·liques d'acer pintades amb una pintura d'imprimació comercial de tipus alquídica. La formulació de la imprimació ... -
Application of lavender-oil microcapsules to functionalized PET fibers
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-02-11)
Article
Open AccessSurface treatments for textile substrates have received significant attention from researchers around the world. Ozone and plasma treatments trigger a series of surface alterations in textile substrates that can improve ... -
Application of polyethylenimine hyperbranched polymers in low salt reactive dyeing of cellulose
(2024-01-12)
Article
Open AccessThis study aimed to graft a commercial amino-terminated hyperbranched polymer (AHP), specifically a low molecular weight branched polyethylenimine, onto cotton fibres through partial oxidation of cellulose with periodate. ... -
Application of the miniature small punch test for the mechanical characterization of polymer materials
(2016-12-01)
Article
Open AccessThe aim of this paper is to demonstrate the applicability of the Small Punch Test (SPT) in the mechanical characterization of polymers, following previous achievements in metallic materials. For this purpose, different ... -
Appplication of renewable thiols in the preparation of poly(thiourethane) covalent adaptable networks
(2022)
Conference lecture
Restricted access - publisher's policyOne of the industries most dependent on fossil fuels is the polymer industry: over 99% of polymer production uses monomers derived from oil and gas. For this reason, polymers derived from biomass (biopolymers) are widely ... -
Arc tracking control in insulation systems for aeronautic applications: challenges, opportunities, and research needs
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-03-16)
Article
Open AccessNext generation aircrafts will use more electrical power to reduce weight, fuel consumption, system complexity and greenhouse gas emissions. However, new failure modes and challenges arise related to the required voltage ... -
Aromatic ionene topology and counterion-tuned gelation of acidic aqueous solutions
(2017-04-28)
Article
Open AccessUnusual gelation of acidic solutions was achieved using polycations bearing quaternary ammonium moieties. These ionene polymers are based on a disubstituted phenylene dibenzamide core, which allows the construction of ... -
Aromatic Polyesters from Cyclic Diacetalized Glucose
(Universitat Politècnica de Catalunya, 2010-06)
Master thesis
Restricted access - author's decisionThe development of polymers based on monomers from renewable feedstock, and more specifically from carbohydrates, is a steadily growing field of interest because of the properties that can generate these unique structures. ... -
Assembly of Conducting Polymer and Biohydrogel for the Release and Real-Time Monitoring of Vitamin K3
(Multidisciplinary Digital Publishing Institute (MDPI), 2018-11-28)
Article
Open AccessIn this work, we report the design and fabrication of a dual-function integrated system to monitor, in real time, the release of previously loaded 2-methyl-1,4-naphthoquinone (MeNQ), also named vitamin K3. The newly developed ... -
Assessing the performance of CFRP strengthening on masonry walls using experimental modal analysis
(Elsevier, 2019-08-15)
Article
Open AccessStrengthening masonry structures using FRP laminates has been widely studied from a resistance point of view. However, there is a need of a non-destructive technique to validate strengthening interventions. In this paper, ...
