Browsing by Subject "Biopolímers"
Now showing items 21-40 of 142
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Building an antifouling zwitterionic coating on urinary catheters using an enzymatically triggered bottom-up approach
(2014-06-23)
Article
Restricted access - publisher's policyCatheter associated urinary tract infections are common during hospitalization due to the formation of bacterial biofilms on the indwelling device. In this study, we report an innovative biotechnology-based approach for ... -
Caracterización, elaboración de scaffolds y estudio de la bioactividad de un Poli (3-hidroxioctanoato-co-3-hidroxihexanoato) para aplicaciones biomédicas
(Universitat Politècnica de Catalunya / Euskal Herriko Unibertsitatea, 2013)
Master thesis (pre-Bologna period)
Restricted access - author's decision
Covenantee: Universidad del País Vasco - Euskal Herriko UnibertsitateaEste proyecto se desarrolla en el campo de los polímeros biodegradables con aplicaciones biomédicas. Se estudiaran los polihidroxialcanoatos (PHA), que son un tipo de poliésteres lineales sintetizados por algunos microorganismos ... -
Challenging isodimorphism concepts: formation of three crystalline phases in poly(hexamethylene-ran-octamethylene carbonate) copolymers
(American Chemical Society (ACS), 2023-10-11)
Article
Open AccessIn this work, poly(hexamethylene-ran-octamethylene carbonate) copolycarbonates were synthesized by melt polycondensation in a wide range of compositions. The copolymers displayed some of the characteristic isodimorphic ... -
Comblike ionic complexes of hyaluronic acid and alkanoylcholine surfactants as a platform for drug delivery systems
(2018-09-10)
Article
Open AccessNontoxic alkanoylcholine soaps (nACh) were synthesized from choline and fatty acids with numbers of carbons n equal to 12, 14, 16, and 18, the latter including both saturated and 9-cis unsaturated alkanoyl chains. Coupling ... -
Conducting polymers and hybrid derivates with specific applications as sensors and bioactive platforms
(Universitat Politècnica de Catalunya, 2014-06-06)
Doctoral thesis
Open AccessThe principal focus of this Thesis is the development and design of promising hybrid nanocomposites based on conducting polymers with the main objective of achieving applications in the field of biotechnology and biomedicine. ... -
Confinement of a ß-barrel protein in nanoperforated free-standing nanomembranes for ion transport
(2016-10-14)
Article
Open AccessBioinspired free-standing nanomembranes (FSNMs) for selective ion transport have been tailored by immobilizing the Omp2a ß-barrel membrane protein inside nanoperforations created in flexible poly(lactic acid) (PLA) ... -
Conformational analysis of a modified RGD adhesive sequence
(2017-02-01)
Article
Restricted access - publisher's policyThe conformational preferences of the Arg-GlE-Asp sequence, where GlE is an engineered amino acid bearing a 3,4-ethylenedioxythiophene (EDOT) ring as side group, have been determined combining density functional theory ... -
Creació i adaptació d’una instal·lació per a realitzar envasats de sobres de gelatina
(Universitat Politècnica de Catalunya, 2019-07-03)
Bachelor thesis
Restricted access - author's decisionAquest treball, tracta sobre el disseny inicial d’un procés de fabricació d’un producte gelatinós qu anirà envasat en sobres al qual anomenarem “Jelly”, i a l’adaptació d’aquest procés de producció a la instal·lació ... -
Current status and challenges of biohydrogels for applications as supercapacitors and secondary batteries
(Royal Society of Chemistry, 2016-05-03)
Article
Open AccessProgress in the chemical sciences has formed the world we live in, both on a macroscopic and on a nanoscopic scale. The last decade witnessed the development of high performance materials that storage charge on many ways, ... -
Desarrollo de procesos de separación y recuperación del boro de aguas contaminadas mediante el uso de biopolímeros
(Universitat Politècnica de Catalunya, 2010-09)
Master thesis
Restricted access - author's decisionEl agua es un recurso fundamental para todos los seres vivientes y es un recurso indispensable para el desarrollo industrial. La creciente presión que genera el crecimiento poblacional y el aumento de las necesidades de ... -
Development of biodegradable, cellulose-based, essential oil and chitosan drug delivery systems for cosmetic mask applications
(2022-08-10)
Article
Open AccessThe goal of this research was the development of cellulose-based biodegradable drug delivery systems solutions for cosmetic mask applications. Cellulose-based materials derived from natural renewable sources provide a ... -
Development of multifunctional biopolymeric materials for teatment of decubitus ulcers
(Universitat Politècnica de Catalunya, 2012-11-30)
Doctoral thesis
Open AccessChronic wounds including pressure, venous, arterial and diabetic neuropathic ulcers, represent a significant burden to the healthcare system. These different chronic wound types do not share origin or cause, however they ... -
Dinàmica i estabilització del compost farmacèutic amorf Biclotymol mitjançant l’excipient polimèric PVP
(Universitat Politècnica de Catalunya, 2017-06)
Bachelor thesis
Restricted access - confidentiality agreement
Covenantee: Urquima -
Drug-biopolymer dispersions: morphology-and temperature-dependent (anti)plasticizer effect of the drug and component-specific Johari–Goldstein relaxations
(2022-03-01)
Article
Open AccessAmorphous molecule-macromolecule mixtures are ubiquitous in polymer technology and are one of the most studied routes for the development of amorphous drug formulations. For these applications it is crucial to understand ... -
Edible films and coatings formulated with arrowroot starch as a non-conventional starch source for plums packaging
(MDPI AG, 2021-05-27)
Article
Open AccessIncreasing environmental awareness has promoted an interest in alternative strategies to common plastics obtained from fossil sources, stimulating research on the use of biodegradable and edible films/coatings obtained ... -
Effect of chain extender and water-quenching on the properties of poly(3-hydroxybutyrate-co-4-hydroxybutyrate) foams for its production by extrusion foaming
(2016-10-01)
Article
Open AccessBacterial polyesters such as polyhydroxyalkanoates (PHAs) are of great interest for a large number of applications both because of their properties and because they come from renewable resources, despite having a higher ... -
Effect of soy protein/starch edible coatings on drying kinetics of french fries
(2018-01)
Part of book or chapter of book
Restricted access - publisher's policyThe potato (Solanum tuberosum) is an annual herbaceous, growing up to 100 cm in height and produces a tuber that ranks as the fourth world food crop, after maize, wheat and rice. Although the United States is the fifth ... -
Effect of the viscosity ratio on the PLA/PA10.10 bioblends morphology and mechanical properties
(2018-01-30)
Article
Open AccessPLA bio-blends with a predominantly biosourced PA10.10 in the composition range 10-50wt.% were prepared by melt blending in order to overcome the advanced brittleness of PLA. Due to the inherent immiscibility of the blends, ... -
Electrostimulated release of neutral drugs from polythiophene nanoparticles: smart regulation of drug-polymer interactions
(2017-09-20)
Article
Open AccessPoly(3,4-ethylenedioxythiophene) (PEDOT) nanoparticles are loaded with curcumin and piperine by in situ emulsion polymerization using dodecyl benzene sulfonic acid both as a stabilizer and a doping agent. The loaded drugs ... -
Elèctrodes flexibles per a supercapacitors produïts a base d’un biohidrogel i polímers conductors
(Universitat Politècnica de Catalunya, 2019-05-27)
Bachelor thesis
Open AccessEn el present treball s’han preparat uns elèctrodes flexibles i biocompatibles a partir d’un biohidrogel d’àcid poli-γ-glutàmic (γ-PGA)carregat amb dos polímers conductors, el poli (3,4-etilendioxitiofè) (PEDOT) ...
