Results 11 to 20 of about 9,046 (158)

Devulcanization of Natural Rubber in Composites with Distinct Crosslink Densities by Twin-Screw Extruder [PDF]

open access: yesMaterials Research, 2017
In this study, the effects of the devulcanization process realized by an intermeshing co-rotating twin-screw extruder (ICTSE) on three vulcanized Natural Rubber (NR) composites with different crosslink densities (CD) have been investigated. The extrusion
Rafael Barbosa   +2 more
doaj   +1 more source

Delamination observation occurred during the flexural bending in additively manufactured PLA-short carbon fiber filament reinforced with continuous carbon fiber composite

open access: yesResults in Engineering, 2021
Additive manufacturing (AM) or 3D printing is process of fabricating polymer, ceramics, metallic and composite parts with complex geometries by means of optimized printing parameters.
Nabeel Maqsood, Marius Rimašauskas
doaj   +1 more source

The Effect of Process Parameters on the Synthesis of Thermoplastic Polyurethane Elastomer Through Reactive Melt Blending [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2020
Hypothesis: Thermoplastic polyurethane elastomers are generally synthesized by one of the methods of one-shot, pre-polymer and semi pre-polymer. In the preparation of polyurethanes by these methods the viscosity is increased as the reaction progresses ...
Mohammad Barmar   +2 more
doaj   +1 more source

DESIGN, ANALYSIS AND 3D PRINTING OF AN UNMANNED AIRCRAFT WITH UNCONVENTIONAL STRUCTURE

open access: yesNonconventional Technologies Review, 2023
Additive manufacturing (AM), also known as 3D printing, is a manufacturing process that produces three-dimensional products with complex geometries and shapes by depositing material.
Dana Cojocaru, Sebastian Marian Zaharia
doaj  

Water Susceptibility and Mechanical Properties of Thermoplastic Starch–Pectin Blends Reactively Extruded with Edible Citric Acid [PDF]

open access: yesMaterials Research, 2016
Pectin and starch are edible, non-toxic, biodegradable and obtained from renewable sources. Also, have the benefit to be easily cross-linked producing hydrogels.
Alessandra Luzia Da Róz   +6 more
doaj   +2 more sources

Potential biodegradable materials containing oat hulls, TPS, and PBS by thermoplastic injection [PDF]

open access: yesPolímeros
Fossil-origin plastics have raised great concerns due to their non-biodegradable nature. Biodegradable polymers can be an alternative for these materials’, however they have higher cost.
Samuel Camilo da Silva   +2 more
doaj   +1 more source

DESIGN, AERODYNAMIC ANALYSIS AND ADDITIVE MANUFACTURING OF A RADIO-CONTROLLED AIRPLANE

open access: yesJournal of Industrial Design and Engineering Graphics, 2023
Additive manufacturing is a technology used in a wide range of industrial applications, from the digital model to the final physical production and often testing of parts.
Dragos Andrei POPICA   +1 more
doaj  

Thermoplastic Extrusion in Food Processing

open access: yes, 2012
Extrusion cooking was first introduced in food and feed processing in the late 1950s. Since then, the systems involved have grown in popularity, efficiency and flexibility. Extrusion cooking technology is most used for cereal and protein processing in the food industry and is closely related to the pet food and feed sectors.
Caroline Joy   +4 more
openaire   +2 more sources

Hot-end co-extrusion of multiple thermoplastic filaments for unblended composite additive manufacturing

open access: yesVirtual and Physical Prototyping
Additive manufacturing (AM) techniques can print multiple materials to realise three-dimensional products with increased complexity not only in their shapes but also in their mechanical behaviour.
Taemin Kim, Sanha Kim
doaj   +1 more source

Valorization of carbohydrate-rich by-products through thermoplastic extrusion: A systematic review of recent advances

open access: yesFuture Foods
Carbohydrate-Rich By-Products (CBPs) are plant-based agro-industrial residues rich in starch and/or dietary fiber; their polysaccharide matrix (amylose/amylopectin and non-starch polysaccharides) underpins melt viscoelasticity and structure formation ...
Rebeca Salvador-Reyes   +4 more
doaj   +1 more source

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