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Ara es mostren els items 31160-31179 de 245720
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Bio-based aromatic polyesters from a novel bicyclic diol derived from D-mannitol
(American Chemical Society (ACS), 2012-10-23)
Article
Accés obert2,4:3,5-Di-O-methylene-D-mannitol, abbreviated as Manx, is a D-mannitol-derived compound with the secondary hydroxyl groups acetalized with formaldehyde. The bicyclic structure of Manx consists of two fused 1,3-dioxane ... -
Bio-based building solutions using corn and sunflower stalks. Thermal, acoustic and durability analysis
(Universitat Politècnica de Catalunya, 2022-07-08)
Projecte Final de Màster Oficial
Accés restringit per política de l'editorialThis work has been carried out within the framework of the SAVASCO project, which aims to valorize agricultural by-products, specifically corn and sunflower stalks, by incorporating them into construction materials. This ... -
Bio-based flame retardant for sustainable building materials
(Universitat Politècnica de Catalunya, 2019-12-05)
Tesi
Accés obertAs new promising alternatives, novel bio-based materials are already developed to apply in construction sectors due to biodegradability, low toxicity, sustainability, renewability, and acceptable general properties. However, ... -
Bio-based insulation materials and their hygrothermal performance in a building envelope system (ETICS)
(2018-09-01)
Article
Accés obertBio-based insulation materials (such as wood or hemp) are emerging as a promising alternative in building envelope applications, aiming at improving in-use energy efficiency. When compared to common insulation materials ... -
Bio-based materials for fire-retardant application in construction products: a review
(Springer Nature, 2022-01-01)
Article
Accés obertBio-based materials are showing great potential to be widely used in construction industry, while reducing fire risk and improving fire resistance of these alternatives also become a major concern due to their inherent ... -
Bio-based nano-enabled cosmetic formulations for the treatment of cutibacterium acnes-associated skin infections
(2023-02-09)
Article
Accés obertAcne is a common chronic skin condition with serious physical and psychosocial consequences. In some cases, the appearance of pimples, whiteheads, or blackheads on the face, neck, and back may lead to scarring, disfiguring, ... -
Bio-based PBS copolyesters derived from a bicyclic D-glucitol
(2015-05-12)
Article
Accés obert2,4:3,5-di-O-methylene-D-glucitol (Glux-diol) was used for the synthesis of poly(butylene succinate) (PBS) copolyesters by melt polycondensation. Glux-diol possess a rigid bicyclic asymmetric structure made of two fused ... -
Bio-based poly(butylene terephthalate) copolyesters containing bicyclic diacetalized galactitol and galactaric acid: Influence of composition on properties
(Elsevier, 2012-07-19)
Article
Accés restringit per política de l'editorialCopolyesters from 1,4-butanediol, dimethyl terephthalate and either 2,3:4,5-di-O-methylene-galactitol or dimethyl 2,3:4,5-di-O-methylene-galactarate with compositions of 10, 20, 30, 40 and 50% of either galactitol or ... -
Bio-based poly(ethylene terephthalate) copolyesters made from cyclic monomers derived from tartaric acid
(Elsevier, 2014-05-13)
Article
Accés restringit per política de l'editorialTwo cyclic acetal compounds, 2,3-O-methylene L-threitol and dimethyl 2,3-O-methylene L-threarate, both coming from naturally-occurring tartaric acid, were used as comonomers to replace ethylene glycol and dimethyl terephthalate ... -
Bio-based poly(hexamethylene terephthalate) copolyesters containing cyclic acetalized tartrate units
(Elsevier, 2013-03-08)
Article
Accés restringit per política de l'editorialA cyclic acetal of dimethyl l-tartrate (dimethyl 2,3-di-O-methylene l-threarate, Thx) was used as comonomer of dimethyl terephthalate (DMT) in the polycondensation with 1,6-hexanediol (HD) in the melt. Random copolyesters ... -
Bio-based polyesters from cyclic monomers derived from carbohydrates
(Universitat Politècnica de Catalunya, 2013-11-29)
Tesi
Accés obertPolyesters are extremely versatile polymers which can be used in a wide variety of applications ranging from high performance materials to recyclable and degradable polymers. The preparation of polyesters from renewable ... -
Bio-based sustainable supply chain modelling for rural electrification
(2011)
Text en actes de congrés
Accés restringit per política de l'editorialSmall scale gasification systems are employed to meet the requirements of distributed energy systems using locally available biomass at or near the point of use, or pretreated biomass, such as pellets, bought from an ... -
Bio-blend for longue life applications: Preparation and characterization
(Universitat Politècnica de Catalunya, 2017-02-07)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor
Realitzat a/amb: ParexlankoThe present project focuses on the preparation and characterization of modified poly (lactic acid) mixtures using a chain extender (REX-PLA) with a biopolyamide (PA 10.10) (85% and 15%, respectively) by a process of Reactive ... -
Bio-CAD analysis of porosity bioimplants
(2008)
Text en actes de congrés
Accés restringit per política de l'editorialIn this work we present two methods to compute the porosity from a μCT image. One is the virtual simulation of a porosimeter and the other is a sphere-based heuristic approach. Both methods obtain a graph representing the ... -
Bio-composite material
(Universitat Politècnica de Catalunya, 2014)
Projecte/Treball Final de Carrera
Accés restringit per decisió de l'autorThe European Project Semester (EPS) is a programme offered by 13 European universities in 11 countries throughout Europe to students who have completed at least two years of study. It is a four-month program and it is a ... -
Bio-ethanol steam reforming and autothermal reforming in 3- m channels coated with RhPd/CeO2 for hydrogen generation
(2013-02)
Article
Accés restringit per política de l'editorialA silicon micromonolith of 7 mm diameter and 0.2 mm length containing 1.5 million regular channels with a diameter of 3.3 μm was used for obtaining hydrogen through ethanol or bio-ethanol steam reforming (ESR) and oxidative ... -
Bio-Heurístics en optimització
(Universitat Politècnica de Catalunya, 2004-12)
Tesina
Accés obert -
Bio-Hydro-Mecanique des dechets biodégradables
(Universitat Politècnica de Catalunya / Institut National Polytechnique de Grenoble, 2008)
Projecte/Treball Final de Carrera
Accés restringit per acord de confidencialitat -
Bio-inspired call-stack reconstruction for performance analysis
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés obertThe correlation of performance bottlenecks and their associated source code has become a cornerstone of performance analysis. It allows understanding why the efficiency of an application falls behind the computer's peak ... -
Bio-inspired functional surface fabricated by electrically assisted micro-embossing of AZ31 magnesium alloy
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-16)
Article
Accés obertDeveloping bio-inspired functional surfaces on engineering metals is of extreme importance, involving different industrial sectors, like automotive or aeronautics. In particular, micro-embossing is one of the efficient ...