Results 11 to 20 of about 135,494 (269)

Micromechanics of Tensile Strength of Thermo-mechanical Pulp Reinforced Poly(lactic) Acid Biodegradable Composites

open access: yesJournal of Natural Fibers, 2022
Development of materials that are biobased and environmental sound is one of the goals within the current bioeconomy. This goal comes from an increasing conscientious society that pushes manufacturers and regulators toward a sustainable development ...
Q. Tarrés   +5 more
doaj   +1 more source

Revisión: materiales poliméricos biodegradables y su aplicación en diferentes sectores industriales

open access: yesInformador Técnico, 2022
La producción de materiales poliméricos a nivel mundial representa un consumo estimado en volumen de 359 millones de toneladas en el último año. Los polímeros, por su versatilidad de producción y aplicación en diversos campos de la industria, hoy en día ...
Juan Carlos Posada   +1 more
doaj   +1 more source

Microencapsulation of gentamicin in biodegradable PLA and/or PLA/PEG copolymer [PDF]

open access: yesJournal of Microencapsulation, 2001
Biodegradable carriers containing gentamicin for local treatment of bone infection were developed. This paper describes the preparation and in vitro evaluation of these biodegradable implants. Poly-L-lactic acid (PLA) and poly-L-lactic acid:polyethylene glycol (PLA/PEG) disk implants containing gentamicin sulphate were obtained by compression of ...
Y Y, Huang, T W, Chung
openaire   +2 more sources

Diseño de una máquina de termoconformados para la fabricaciónde filamento ABS Y PLA

open access: yesInformador Técnico, 2021
Durante el proceso de impresión 3D, alrededor del 15 % del material utilizado es desperdiciado, debido a los soportes y bases para generar los prototipos, atribuyendo un problema para el ambiente y la economía de los usuarios.
Ricardo García-León   +2 more
doaj   +1 more source

Ácido poliláctico: una revisión de los métodos de producción y sus aplicaciones

open access: yesPublicaciones en Ciencias y Tecnología, 2022
La producción de biopolímeros es un tema que ha cobrado interés, debido a las ventajas que estos ofrecen frente a los plásticos de origen petroquímico.
Iris Rosalia Campozano Mendoza   +1 more
doaj   +1 more source

The compatibility of polylactic acid and polybutylene succinate blends by molecular and mesoscopic dynamics

open access: yesInternational Journal of Smart and Nano Materials, 2020
The compatibility of polylactic acid (PLA)/polybutylene succinate (PBS) blends was studied by molecular dynamics and mesoscopic dynamics, which is a controversial issue in experiments.
Cheng Lin   +3 more
doaj   +1 more source

VLIV RŮZNÝCH VÝPLŇOVÝCH STRUKTUR NA MECHANICKÉ VLASTNOSTI V PŘÍDAVNÉ VÝROBĚ [PDF]

open access: yesACC Journal, 2021
Kromě vnějšího pláště nejvíce přispívají k mechanické integritě aditivně vyráběné součásti vnitřní struktury. Za účelem zkoumání vlivu geometricky odlišných vnitřních struktur a hustoty výplně byly na Youngově modulu pružnosti v tahu a deformaci při ...
Förster Wolfgang   +2 more
doaj   +1 more source

BII-Implementation: The causes and consequences of plant biodiversity across scales in a rapidly changing world [PDF]

open access: yesResearch Ideas and Outcomes, 2021
The proposed Biology Integration Institute will bring together two major research institutions in the Upper Midwest—the University of Minnesota (UMN) and University of Wisconsin-Madison (UW)—to investigate the causes and consequences of plant ...
Jeannine Cavender-Bares   +22 more
doaj   +3 more sources

Improving tensile strength and impact toughness of plasticized poly(lactic acid) biocomposites by incorporating nanofibrillated cellulose

open access: yesNanotechnology Reviews, 2022
Poly(lactic acid) (PLA) biocomposites are usually plasticized to overcome the problem of poor ductility, which decreases the valuable tensile strength.
Tian Jiarong   +9 more
doaj   +1 more source

Enhancement of PLA-PVA Surface Adhesion in Bilayer Assemblies by PLA Aminolisation [PDF]

open access: yesFood and Bioprocess Technology, 2020
The authors acknowledge the financial support provided by the Ministerio de Economia y Competitividad (MINECO) of Spain (project AGL2016-76699-R). The author A. Tampau thanks MINECO for the pre-doctoral research grant #BES-2014-068100.
Alina Tampau   +3 more
openaire   +3 more sources

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