Browsing by Subject "Epoxy compounds"
Now showing items 1-20 of 25
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Achieving high thermal conductivity in epoxy composites: Effect of boron nitride particle size and matrix-filler interface
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-07-06)
Article
Open AccessFor the thermal management of high watt density circuit layers, it is common to use a filled epoxy system to provide an electrically insulating but thermally conducting bond to a metal substrate. An epoxy-thiol system ... -
Anticorrosive Coatings and Interlayer Adhesion Loss
(Universitat Politècnica de Catalunya, 2012)
Master thesis (pre-Bologna period)
Restricted access - author's decisionEpoxy-amine coatings are widely used as primers in the ships industry. The degradation of these coatings when exposed to weathering is studied in this project and the influence it has on the overcoatability. Accelerated ... -
Characterization of epoxi based composite with Carbon Nanotubes
(Universitat Politècnica de Catalunya, 2012-07-20)
Master thesis
Restricted access - author's decisionThis dissertation exposes the characterisation of a nanocomposite made of epoxy resin with carbon nanotubes. The project involves the production of the materials and the fabrication of the specimens to be tested thermally ... -
Comparative curing kinetics and thermal–mechanical properties of DGEBA thermosets cured with a hyperbranched poly(ethyleneimine) and an aliphatic triamine
(2011-11-10)
Article
Restricted access - publisher's policyThe use of commercially available hyperbranched poly(ethyleneimine)s (Hbpei, LupasolTM, BASF) as curing agent of DGEBA has been studied. HBpei can react with epoxy monomers by an epoxy-amine condensation mechanism and get ... -
Crosslinking of mixtures of DGEBA with 1,6-dioxaspiro[4,4]nonan-2,7-dione initiated by tertiary amines. Part IV. Effect of hydroxyl groups on initiation and curing kinetics
(Elsevier, 2010-01-06)
Article
Restricted access - publisher's policyThe anionic homopolymerization of DGEBA epoxy resin and its anionic copolymerization with a bislactone was studied using two alternative tertiary amines, 1-methylimidazole (1MI) and dimethylaminopyridine (DMAP) as initiators. ... -
Crosslinking of mixtures of diglycidylether of bisphenol-A with 1,6-dioxaspiro[4.4] nonan-2,7-dione initiated by tertiary amines: III. Effect of hydroxyl groups on network formation
(2009-12)
Article
Restricted access - publisher's policy -
Curing epoxy with ethylenediaminetetraacetic acid (EDTA) surface-functionalized CoxFe3- xO4 magnetic nanoparticles
(2019-08-19)
Article
Open AccessIn this work, the bulk and surface composition of Fe3O4 supermagnetic nanoparticles were modified for efficient epoxy curing. The bare, ethylenediaminetetraacetic acid (EDTA) capped, and cobalt (Co)-doped EDTA capped Fe3O4 ... -
Densification: A route towards enhanced thermal conductivity of epoxy composites
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-01)
Article
Open AccessWhen an amorphous polymer is cooled under pressure from above its glass transition temperature to room temperature, and then the pressure is released, this results in a densified state of the glass. This procedure applied ... -
Desarrollo y aplicación de un recubrimiento orgánico anticorrosivo “eco-friendly”
(Universitat Politècnica de Catalunya, 2010-05)
Master thesis (pre-Bologna period)
Open AccessEl presente proyecto abarca la formulación, obtención, caracterización y comparación de dos tipos de pinturas epoxídicas; una con fosfato de zinc como pigmento anticorrosivo y la otra utilizando un polímero conductor ... -
Desarrollo y caracterización de nuevos recubrimientos poliméricos reforzados con fibras de vidrio para aplicaciones en la energía
(Universitat Politècnica de Catalunya, 2020-07-16)
Master thesis
Restricted access - confidentiality agreementL’idea de realitzar aquest treball sorgeix de la necessitat de millorar l’adhesió entre fibres de vidre (GF, glass fiber) i la resina epoxi, al ser modificades superficialment i poder millorar les propietats tribològiques. ... -
Epoxidació de productes naturals
(Universitat Politècnica de Catalunya, 2015-05)
Bachelor thesis
Open AccessL'esgotament del petroli ha generat un gran interès científic i econòmic en l'industria petroquímica per disminuir la dependència dels productes obtinguts a partir d'aquesta matèria primera. Els recursos naturals renovables, ... -
Epoxy composites filled with boron nitride and aluminum nitride for improved thermal conductivity
(2017-03-03)
Article
Restricted access - publisher's policyEpoxy composites containing boron nitride (BN) or aluminum nitride (AlN or Al2N3) particles have been studied with a view to obtaining increased thermal conductivity. The effect of these fillers on the cure reaction has ... -
Estudio de la aplicación de la polianilina modificada con plastificante como aditivo anticorrosivo
(Universitat Politècnica de Catalunya, 2012-11)
Master thesis (pre-Bologna period)
Open AccessEl objetivo de este proyecto es comparar y estudiar la protección ante la corrosión de chapas metálicas de acero pintadas con una pintura de imprimación epoxi. La pintura epoxi empleada en el estudio es una formulación ... -
Estudio y caracterización de un termoestable epoxídico utilizado en la industria papelera
(Universitat Politècnica de Catalunya, 2012-09)
Master thesis
Restricted access - author's decisionEl presente proyecto de investigación tiene por objetivo el desarrollo de un estudio avanzado sobre un polímero termoestable (y sus reactivos) empleado en la industria papelera, cuya función es mejorar el drenaje en la ... -
Formulación, caracterización y estudio de propiedades de un nuevo recubrimiento epoxi aditivado con polímero conductor
(Universitat Politècnica de Catalunya, 2010-09)
Master thesis
Restricted access - author's decisionSe calcula que el efecto de la corrosión ocasiona unas pérdidas económicas del orden del 4 % del PIB en los países industrializados. Uno de los métodos más utilizados para la protección contra la corrosión en los aceros ... -
Impact of adhesive joints for the automotive industry at low and high temperatures
(Universitat Politècnica de Catalunya / Universidade do Porto, 2013)
Bachelor thesis
Restricted access - author's decisionIn recent years there has been an increasing interest in the automotive industry in applying adhesive bonding in structural components of vehicles. Toughened, high performance adhesives can provide exceptional strength ... -
Isothermal vulcanization and nonisothermal degradation kinetics of XNBR/Epoxy/XNBR-g-Halloysite Nanotubes (HNT) nanocomposites
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-05-27)
Article
Open AccessThe effect of several concentrations of carboxylated nitrile butadiene rubber (XNBR)functionalized halloysite nanotubes (XHNTs) on the vulcanization and degradation kinetics ofXNBR/epoxy compounds were evaluated using ... -
Mechanical Properties of Heavy Duty Epoxy Coatings
(Universitat Politècnica de Catalunya / Denmarks Tekniske Universitet (Technical University of Denmark), 2013)
Master thesis (pre-Bologna period)
Restricted access - author's decision
Covenantee: Danmarks tekniske universitetIn a first stage, the composition of epoxy coatings is discussed with special focus on the mechanism of curing and the chemistry of curing agents and their advantages and downturns in prospect to their use in the manufacture ... -
Modificació de sistemes epoxi-anhídrid amb estructures de nucli de poli(etilenimina) i braços de poli(ε-caprolactona) bloquejats
(Universitat Politècnica de Catalunya, 2015-04)
Master thesis (pre-Bologna period)
Open AccessL’objectiu del treball és la preparació i caracterització de nous materials termostables epoxídics amb la finalitat de disminuir l’inherent fragilitat d’aquests sistemes, sense tenir una pèrdua significativa d’altres ... -
Physical aging of shape memory polymers based upon epoxy-thiol “click” systems
(Elsevier, 2018-02-01)
Article
Open AccessThe physical aging behaviour of two epoxy-thiol shape memory polymers has been studied: diglycidyl ether of bisphenol-A cross-linked with pentaerythritol tetrakis, denoted 4-thiol, with a calorimetric glass transition ...
