Browsing by Subject "Polimerització"
Now showing items 1-20 of 87
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2,7-Linked N-methylcarbazole copolymers by combining the macromonomer approach and the oxidative electrochemical polymerization
(2019-05-03)
Article
Open AccessThe preparation of copolymers bearing N-methylcarbazole and 2,7-linked 3,4-ethylenedioxythiophene units has been carried out using the N-methyl-2,7-di(2-(3,4-ethylenedioxythienyl))carbazole monomer, which has been chemically ... -
A green strategy for the synthesis of poly(ethylene succinate) and its copolyesters via enzymatic ring opening polymerization
(2017-10)
Article
Open AccessPoly(ethylene succinate) (PES) with weight-average molecular weight above 60,000 g mol-1 was efficiently obtained by enzymatic ring opening polymerization of cyclic oligo(ethylene succinate)s c(ES)n, which in turn were ... -
A novel contribution to the modeling of the matting efficiency of aqueous polyurethane dispersions
(2017-08-01)
Article
Restricted access - publisher's policyGloss is a critical issue in many applications in the coating industry. Gloss depends on optical and rheological properties of complex mixtures, and estimating gloss from basic properties is still a challenge. In order to ... -
Adhesive performance of acrylic pressure-sensitive adhesives from different preparation processes
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-08-07)
Article
Open AccessA series of pressure-sensitive adhesives (PSAs) was prepared using a constant monomeric composition and different preparation processes to investigate the best combination to obtain the best balance between peel resistance, ... -
Aliphatic polyester and Poly(ester amide) Clay nanocomposites by In-situ Polymerization
(Wiley-VCH Verlag ¬ Co. KGaA, 2011)
Part of book or chapter of book
Open Access -
Antibacterial polyurethane foams with incorporated lignin-capped silver nanoparticles for chronic wound treatment
(2020-02-26)
Article
Open AccessLignin-capped silver nanoparticles were incorporated in situ into polyurethane foams during their polymerization to obtain multifunctional materials suitable for chronic wound dressing. Lignin with increased phenolic ... -
Aplicación de la espectroscopía de infrarrojo para el estudio de procesos de cristalización y polimerización. Aplicación de nuevos materiales derivados de ácido glicólico
(Universitat Politècnica de Catalunya, 2009-11)
Master thesis (pre-Bologna period)
Open AccessEn el presente Proyecto Final de Carrera se realiza la síntesis de las sales de sodio, potasio y cesio del ácido N-cloroacetil-6-aminohexanoico y se estudia su reactividad mediante espectroscopia de infrarrojo de reflexión ... -
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 ... -
Bio-based aliphatic polyesters from aliphatic diacids and bicyclic alditols: A comparative study
(2016)
Conference lecture
Open AccessIn this work we have prepared and compared the thermal and mechanical properties of aliphatic polyesters made from aliphatic diacids with different polymethylene chain lengths (2, 4, 6, 8) and three bicyclic sugar derived ... -
Bio-based aromatic polyesters and copolyesters by ring opening polymerization
(2016)
Conference lecture
Open AccessIn this work, the synthesis of both c(BF)n and c(BT)n has been performed using the high dilution cyclization technique and these cycles have been then used for the preparation of the homopolyesters PBF and PBT, as well as ... -
Bio-based polyesters from cyclic monomers derived from carbohydrates
(Universitat Politècnica de Catalunya, 2013-11-29)
Doctoral thesis
Open AccessPolyesters 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 ... -
Bioactive films
(Universitat Politècnica de Catalunya, 2023-10-19)
Bachelor thesis
Open AccessAquest projecte de recerca explora el desenvolupament de pel·lícules biocatalítiques mitjançant una novel·la enfocament quimioenzimàtic i iniciat per la superfície. Els nostres resultats demostren que fins i tot en ... -
Blocky poly(epsilon-caprolactone-co-butylene 2,5-furandicarboxylate) copolyesters via enzymatic ring opening polymerization
(2018-02-01)
Article
Open AccessCyclic oligo(butylene 2,5-furandicarboxylate) and e-caprolactone were copolymerized in bulk at 130-150 ºC by enzymatic ring opening polymerization using CALB as catalyst. Copolyesters within a wide range of compositions ... -
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 ... -
Carbohydrate-based copolyesters made from bicyclic acetalized galactaric acid
(2012-04-15)
Article
Restricted access - publisher's policyMixtures of the dimethyl esters of adipic acid and 2,3:4,5-di-O-methylene-galactaric acid (Galx) were made to react in the melt with either 1,6-hexanediol or 1,12-dodecanediol to produce linear polycyclic copolyesters with ... -
Cálculo y diseño de una columna de destilación fraccionada en continuo para un sistema multicomponente
(Universitat Politècnica de Catalunya, 2016-09-05)
Bachelor thesis
Restricted access - confidentiality agreement -
Chemical modification of reducing end-groups in cellulose nanocrystals
(2021-01-04)
Article
Open AccessNative plant cellulose has an intrinsic supramolecular structure. Consequently, it can be isolated as nanocellulose species, which can be utilized as building blocks for renewable nanomaterials. The structure of cellulose ... -
Click-based dual-curing thermosets and their applications
(Elsevier, 2018)
Part of book or chapter of book
Restricted access - publisher's policyDual curing is the methodology for obtaining thermosets by combining two different and compatible polymerization reactions, taking place sequentially or simultaneously. Sequential dual-curing processing enables the preparation ... -
Controlling the morphology of poly(N -cyanoethylpyrrole)
(2012-04-26)
Article
Restricted access - publisher's policyThe morphology of poly(N-cyanoethylpyrrole) has been controlled through the polymerization process. This polymer has been prepared by anodic polymerization, chemical oxidative polymerization in emulsion medium, and ... -
Copolymacrolactones grafted with L-glutamic acid: Synthesis, structure, and nanocarrier properties
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-04-24)
Article
Open AccessThe enzymatic ring-opening copolymerization (eROP) of globalide (Gl) and pentadecalactone (PDL) was performed in solution from mixtures of the two macrolactones at ratios covering the whole range of comonomeric compositions. ...
