Extrusión

Extrusión

Green nanocomposite gels based on binary network of sodium alginate and percolating halloysite clay nanotubes for 3D printing
- Alginate hydrogels with embedded rigid percolating network of halloysite clay nanotubes were evaluated as a novel ink for 3D printing. Hydrophilic alginate macromolecules adsorbing on halloysite...
Review of extrusion-based multi-material bioprinting processes
01/03/2022 - Scaffold-based tissue engineering aims to provide patients with permanent solutions to damaged organs and tissues based on engineered scaffolds. For this, extrusion-based bioprinting has drawn...
Numerical prediction of the operating point for the cryogenic twin-screw hydrogen extruder system
01/01/2022 - An extruder-type cryogenic pellet injector system for plasma fuelling is under research at Institute for Plasma Research (IPR), India. A twin-screw extruder is a most stable device in the form of...
Enhancing precision in bioprinting utilizing fuzzy systems
01/03/2022 - Bioprinting facilitates the generation of complex, three-dimensional (3D), cell-based constructs for a variety of applications. Although multiple bioprinting technologies have been developed,...
Evaluating the effects of porosity on the mechanical properties of extrusion-based 3D printed concrete
- Elements fabricated by extrusion-based 3D concrete printing (3DCP) display anisotropic mechanical properties when subject to loading conditions orientated in principle cartesian axis directions....
Reducing the environmental impacts of aluminum extrusion
01/04/2022 - The aluminum extrusion industry is growing rapidly; however, there has been little work on quantifying or reducing extrusion's environmental impacts. This article first derives cradle-to-gate...
Recyclable-by-design mono-material flexible packaging with high barrier properties realized through graphene hybrid coatings
01/04/2022 - Due to the large production of plastic packaging, packaging mismanagement represents a significant problem for the environment and the related economic/social contexts. A new route towards...
Micropatterning of acoustic droplet vaporization in acoustically-responsive scaffolds using extrusion-based bioprinting
01/03/2022 - Acoustically-responsive scaffolds (ARSs) are composite hydrogels that respond to ultrasound in an on-demand, spatiotemporally-controlled manner due to the presence of a phase-shift emulsion. When...
Strengthening and toughening of carbon fiber reinforced AA2024 by interface self-regulation reaction
- To better develop the potential properties of the short carbon fiber reinforced aluminum alloy 2024 composite in high-temperature environments, TiO2 coating was introduced. The composites were...
Investigation on segregation characteristics of thermosetting epoxy asphalt mixture during the compaction
21/02/2022 - Mixture segregation is a common defect in the construction of epoxy asphalt mixture (EAM) deck pavement. The segregation can affect the compaction quality of EAM deck pavement, while the...
Reprocessing of polymer blends from WEEE: A methodology for predicting embrittlement
01/02/2022 - For recycling purposes, the thermal degradation of post-consumed (pc) ABS/HIPS and PP/PE blends derived from waste electrical and electronic equipment (WEEE) was obtained by multiple extrusions....
Dual-charge bacterial cellulose as a potential 3D printable material for soft tissue engineering
15/02/2022 - The surface charge of anionic carboxymethylated bacterial cellulose (CMBC) was tailored using chitosan. to ionically bond to the carboxyl groups on the surface of the CMBC. This cationic surface...
Textural, Sensory and Volatile Compounds Analyses in Formulations of Sausages Analogue Elaborated with Edible Mushrooms and Soy Protein Isolate as Meat Substitute
27/12/2021 - In this study, edible mushroom and soybean protein isolate (SPI) were used to prepare a fibrous meat analogue using thermos-extrusion and the extruded mushroom-based meat analogue as meat replacer...
Development of Cellular High-Protein Foods: Third-Generation Yellow Pea and Red Lentil Puffed Snacks
24/12/2021 - This study aimed to evaluate how extrusion cooking conditions and microwave heating play a role in enhancing physical and thermal properties of third-generation expanded cellular snacks made from...
Experimental and Numerical Verification of the Railway Track Substructure with Innovative Thermal Insulation Materials
26/12/2021 - The article aims to present the modified structural composition of the sub-ballast layers of the railway substructure, in which a part of the natural materials for the establishment of sub-ballast or...
Diels–Alder Cycloaddition with CO, CO2, SO2, or N2 Extrusion: A Powerful Tool for Material Chemistry
27/12/2021 - Phenyl, naphthyl, polyarylphenyl, coronene, and other aromatic and polyaromatic moieties primarily influence the final materials’ properties. One of the synthetic tools used to...
Layer Adhesion Test of Additively Manufactured Pins: A Shear Test
24/12/2021 - Additive Manufacturing (AM) became a popular engineering solution not only for Rapid Prototyping (RP) as a part of product development but as an effective solution for producing complex geometries as...
Transparent PC/PMMA Blends with Enhanced Mechanical Properties via Reactive Compounding of Functionalized Polymers
25/12/2021 - Reactive compounding of terminally phenolic OH-functionalized polycarbonate (PC) with epoxy-functionalized polymethylmethacrylate (PMMA) prepared by copolymerization with glycidyl methacrylate was...
Citrus Peel Extracts for Industrial-Scale Production of Bio-Based Active Food Packaging
23/12/2021 - The thermal stability of four different commercial citrus peel extracts was tested and improved by an encapsulation process with β-cyclodextrins in a spray-dryer. All extracts after the...
Glass Powder Additive on Recycled Polypropylene Filaments: A Sustainable Material in 3D Printing
21/12/2021 - This study aimed to characterize the effect of a glass powder additive on recycled polypropylene (rPP) materials from food packaging to be used as filaments in material extrusion (MEX) 3D printing...
Manufacturing and Characterization of Environmentally Friendly Wood Plastic Composites Using Pinecone as a Filler into a Bio-Based High-Density Polyethylene Matrix
20/12/2021 - The use of wood plastic composites (WPC) is growing very rapidly in recent years, in addition, the use of plastics of renewable origin is increasingly implemented because it allows to reduce the...