BackExaminar OpenAire por departamento (cas.) "Ciencia y tecnología de polímeros"
Now showing items 41-60 of 94
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Imidazolium-based co-poly(ionic liquid) membranes for CO2/N2 separation
(ACS, 2019-01-04)The development of efficient carbon dioxide capture and separation technologies is at the fore front of the priorities in the climate change policies. Poly(ionic liquid)s (PILs) have been emerging as extremely promising ... -
Impact of MOF-5 on pyrrolidinium-based poly(ionic liquid)/ionic liquid membranes for biogas upgrading
(ACS, 2019-12-03)Bearing in mind that Metal Organic Frameworks (MOFs) have remarkable CO2 adsorption selectivity and Mixed Matrix Membranes (MMMs) have been identified as potential solution for advancing the current state of the art of ... -
Influence of Anion Structure on Thermal, Mechanical and CO2 Solubility Properties of UV-Cross-Linked Poly(ethylene glycol) Diacrylate Iongels
(MDPI, 2020-03-17)Iongel-based CO2 separation membranes were prepared by fast (< 1 min) UV-initiated polymerization of poly(ethylene glycol) diacrylate (PEGDA) in the presence of different ionic liquids (ILs) with the [C2mim]+ cation and ... -
Influence of chain topology (cyclic versus linear) on the nucleation and isothermal crystallization of poly(L-lactide) and poly(D-lactide)
Zaldua Carazo, Nerea; Liénard, Romain; Josse, Thomas; Zubitur Soroa, María Manuela; Mugica Iztueta, Miren Agurtzane; Iturrospe Ibarra, Amaia; Arbe Méndez, María Aranzazu; De Winter, Julien; Coulembier, Olivier; Müller Sánchez, Alejandro Jesús
(American Chemical Society, 2018-02-20)
In this paper, ring closure click chemistry methods have been used to produce cyclic c-PLLA and c-PDLA of a number average molecular weight close to 10 kg/mol. The effects of stereochemistry of the polymer chains and their ... -
Injectable PEDOT:PSS/cholinium ionic liquid mixed conducting materials for electrocardiogram recordings
(RSC, 2022-09-27)Mixed conducting polymer electrodes built from poly(3,4-ethylenedioxythiophene): poly(styrene sulfonate) (PEDOT:PSS) are attracting a great deal of interest in healthcare monitoring. However, the widespread application of ... -
Isomorphic polyoxyalkylenes copolyethers obtained by copolymerization of aliphatic diols
Basterrechea Gorostiza, Andere; Gabirondo Amenabar, Elena; Flores, Irma; Etxeberria Lizarraga, Agustín; ; Müller Sánchez, Alejandro Jesús ; ; Coulembier, Olivier; (American Chemical Society, 2019-05-01)
Isomorphism in random copolymers occurs when comonomer units can crystallize within a single crystalline lattice in the entire composition range. This ideal behavior is rare in random copolymers and only a few examples of ... -
Janus 3D Printed Dynamic Scaffolds for Nanovibration-Driven Bone Regeneration
(Nature, 2021-02-15)The application of physical stimuli to cell cultures has shown potential to modulate multiple cellular functions including migration, differentiation and survival. However, the relevance of these invitro models to future ... -
Microstructural control suppresses thermal activation of electron transport at room temperature in polymer transistors
Luzio, Alessandro; Nuebling, Fritz; Martín Pérez, Jaime; Fazzi, Daniele; Selter, Philipp; Gann, Eliot; McNeill, Christopher R.; Brinkmann, Martin; Hansen, Michael Ryan; Stingelin, Natalie; Sommer, Michael; Caironi, Mario (Nature Publishing Group, 2019-07-29)
Recent demonstrations of inverted thermal activation of charge mobility in polymer field-effect transistors have excited the interest in transport regimes not limited by thermal barriers. However, rationalization of the ... -
Non-Isocyanate Polyurethane Soft Nanoparticles Obtained by Surfactant-Assisted Interfacial Polymerization
(ACS, 2017-01-24)Polyurethanes (PUs) are considered ideal candidates for drug delivery applications due to their easy synthesis, excellent mechanical properties, and biodegradability. Unfortunately, methods for preparing well-defined PU ... -
Nucleation and crystallization in bio-based immiscible polyester blends
Fenni, Seif Eddine; Cavallo, Dario; Müller Sánchez, Alejandro Jesús (Springer, 2019-08-21)
Bio-based thermoplastic polyesters are highly promising materials as they combine interesting thermal and physical properties and in many cases biodegradability. However, sometimes the best property balance can only be ... -
Nucleation modalities in poly(lactide), poly(butylene succinate) and poly(ε-caprolactone) ternary blends with partial wetting morphology
Fenni, Seif Eddine; ; Haddaoui, Nacerddine; Favis, Basil D.; Müller Sánchez, Alejandro Jesús; Cavallo, Dario (John Wiley & Sons, Inc., 2020-08-17)
Ternary biodegradable polymer blends of poly(lactic acid) (PLA), poly(butylene succinate) (PBS), and poly(ε‐caprolactone) (PCL) with the composition 45/10/45 wt% and exhibiting partial‐wetting morphology were prepared. In ... -
Nucleation of Poly(lactide) on the Surface of Different Fibers
Wang, Bao; Wen, Tao; Zhang, Xiuqin; ; Dong, Xia; Müller Sánchez, Alejandro Jesús; Wang, Dujin; Cavallo, Dario (ACS Publications, 2019-08-14)
The nucleation process of poly(lactide) (PLA) on a series of fibers was studied by means of in-situ Polarized Optical Microscope (POM) during crystallization. Several synthetic and natural fibers (PLLA stereocomplex fibers ... -
Nucleation of poly(lactide) partially wet droplets in ternary blends with poly(butylene succinate) and poly(ε-caprolactone)
; ; ; ; Müller Sánchez, Alejandro Jesús; (ACS, 2020-02-25)
This work presents the first investigation on the crystallization behavior of partially wet droplets in immiscible ternary blends. Poly(lactide), poly(ε-caprolactone), and poly(butylene succinate) (PLA, PCL, and PBS, ... -
Opportunities for organocatalysis in polymer synthesis via step-growth methods
(Elservier, 2019-03-14)Organocatalysis has emerged as an invaluable tool for polymer synthesis and has already demonstrated versatility for replacing organometallic catalysts in many polymerization reactions. The overall ease of removal and lower ... -
Organic-Acid Mediated Bulk Polymerization of e-Caprolactam and Its Copolymerization with e-Caprolactone
Sánchez Sánchez, Ana; Basterrechea Gorostiza, Andere; ; Etxeberria Lizarraga, Agustín; Elizetxea, Cristina; De la Calle, Amaia; García Arrieta, Sonia; ; (Wiley, 2016-03-09)
Polyamides (PA) constitute one of the most important classes of polymeric materials and have gained strong position in different areas, such as textiles, fibers, and construction materials. Whereas most PA are synthesized ... -
Organocatalyzed Polymerization of PET-mb-poly(oxyhexane) Copolymers and Their Self-Assembly into Double Crystalline Superstructures
Flores, Irma; Basterrechea Gorostiza, Andere; Etxeberria Lizarraga, Agustín; ; Ocando, Connie; Vega, Juan Francisco; Martínez-Salazar, Javier; ; Müller Sánchez, Alejandro Jesús (ACS Publications, 2019-08-30)
Double crystalline multi-block copolymers exhibit two well-defined melting temperatures associated with the two phases formed by their constituent blocks. The crystalline superstructure formed in these copolymers is complex ... -
Peculiar self-nucleation behavior of a polybutene-1/ethylene random copolymer
; ; ; ; Müller Sánchez, Alejandro Jesús (Wiley, 2021-07-31)
The self-nucleation behavior of a polybutene-1/ethylene random copolymer, P(B1-ran-E), which undergoes a complex crystal-crystal transition behavior, has been studied in detail. Similar to PE random copolymers, this material ... -
Poly(ionic liquid)-based engineered mixed matrix membranes for CO2/H2 separation
(Elsevier, 2019-04-06)Poly(ionic liquid)s (PIL) have emerged as a class of versatile polyelectrolites, that can be used to prepare new materials able to achieve superior performances compared to conventional polymers. The combination of PILs ... -
Poly(ionic liquid)–ionic liquid membranes with fluorosulfonyl derived anions: characterization and biohydrogen separation
(ACS, 2020-04-21)Clean and sustainable energy production has become a key global issue concerning the world’s energy shortage and environmental problematic. Despite the recognized potential of biohydrogen (bioH2) for sustainable development, ... -
Polyether Synthesis by Bulk Self-Condensation of Diols Catalyzed by Non-eutectic Acid Base Organocatalysts
Basterrechea Gorostiza, Andere; Gabirondo Amenabar, Elena; Jehanno, Coralie; Zhu, Haijin; Flores, Irma; Müller Sánchez, Alejandro Jesús; Etxeberria Lizarraga, Agustín ; ; Coulembier, Olivier; (American Chemical Society, 2019-01-25)
Polyethers constitute a well-established class of polymers covering a wide range of applications from industrial man-ufacturing to nanomedicine. Nevertheless, their industrial implementation is limited to short chain ...