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Showing 1 to 20 of 20 for “"Acrylonitrile butadiene styrene (ABS)"”.
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Mineral-filled polypropylene: Improvement of scratch resistance
A potential alternative to acrylonitrile-butadiene-styrene (ABS) and polycarbonate+ABS (PC+ABS), pigmented mineral-filled polypropylene (PP) finds an opening in automotive interior components such as instrument panels, knee bolsters, consoles, etc. Because of the lack of surface aesthetics, …
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Investigation of Traditional and Alternate Living Hinge Designs for Fused Deposition Modeling Additive Manufacturing Process
… testing for the material properties of the Acrylonitrile Butadiene Styrene (ABS) used in fused deposition modeling (FDM) process by the MakerBot 2X as well as adjusting the traditional design to be printed. The third study explored alternate living hinge designs that utilize the geometric …
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Modeling fused filament fabrication machine height accuracy through layer thickness variation
… the build height of Polyactic acid (PLA) and Acrylonitrile butadiene styrene (ABS) parts. A height error compensation model is then formulated and applied at a G-code level to drive the machine to print accurate parts. Preliminary experimentation was done on New Valance Robotics' two fused …
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Frictional vibrations in structural polymers
This study investigated the dry sliding of Acrylonitrile Butadiene Styrene (ABS) in a polymer-on-polymer configuration. The effect of several material and system parameters were investigated to determine their influence on the frictional behavior of the ABS materials. These parameters included: the …
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Mechanical characterization of aged recycled polymers and applications
… impact, hardness and creep) of recycled acrylonitrile butadiene styrene (ABS) and polycarbonate (PC) thermoplastics obtained as electronic shredder residue (ESR) from computer housings. Three forms of polymers, i.e., virgin, blend of virgin and recycled, and 100% recycled were …
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Mechanical property characterization of recycled thermoplastics
… and recycled, and 100% recycled polymers such as acrylonitrile butadiene styrene (ABS) and polycarbonate (PC) are characterized for mechanical properties as part of this research. This research consists of characterization of mechanical properties such as tension, bending, compression, impact, …
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Degradação térmica e catalítica dos polímeros poli (acrilonitrila-co-butadieno-co-estireno) (ABS) e poliestireno de alto impacto (HIPS) oriundos de resíduos eletroeletrônicos
… materials to the manufacturing process. As acrylonitrile-butadiene-styrene (ABS) and highimpact polystyrene (HIPS) are two of the most often used plastics for electronic equipment manufacture, studies were carried out in order to assess the thermal and catalytic degradation of virgin and …
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Indirect Tissue Scaffold Fabrication via Additive Manufacturing and Biomimetic Mineralization
… "backfill." Two pattern materials are tested [acrylonitrile butadiene styrene (ABS) and investment cast wax (ICW)] to determine which material is the most appropriate for mineralization and sintering. Mineralization is improved through plasma surface treatment and dynamic flow conditions. …
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Enhancing Micro Free Flow Electrophoresis: Detection, Application, And Fabrication
… it was found to be incompatible with 3D printed acrylonitrile butadiene styrene (ABS) due to excessive scattering of the laser light. New µFFE device designs were developed and modeled using Multiphysics modeling software to optimize a design for rapid on-line buffer exchange. This was performed …
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Plasticity and impact test studies on thermoplastic materials, finite element analysis and experimental correlation
… materials were a blend of Polycarbonate (PC) and Acrylonitrile-Butadiene-Styrene (ABS), Bavblend" T45 from Bayer Material Science, as an amorphous polymer and a Polypropylene (PP) copolymer, BE677AI from Borealis, as a semi-crystalline polymer. The uniaxial tensile behavior of both materials was …
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Computational modeling of fiber reinforced composites melt flow in nozzle extrudate for polymer deposition additive manufacturing.
… increases the die swell ratio of the Acrylonitrile Butadiene Styrene (ABS) melt by 50% as compared to the result predicted by using the Newtonian model. The swirling-flow-predicted fiber orientation tensor results yields a 25% increase in the predicted flow-direction elastic modulus of …
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Generation of Thermotropic Liquid Crystalline Polymer (TLCP)-Thermoplastic Composite Filaments and Their Processing in Fused Filament Fabrication (FFF)
… liquid crystalline polymers (TLCPs) to reinforce acrylonitrile butadiene styrene (ABS) and a high performance thermoplastic, polyphenylene sulfide (PPS). The TLCPs are composed of rod-like monomers which are highly aligned under extensional kinematics imparting excellent one-dimensional tensile …
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Rotational Molding of Acrylonitrile-Butadiene-Styrene Polymers and Blends
<p>The development of acrylonitrile-butadiene-styrene (ABS) resins for use in rotational molding would provide a medium performance material, thus opening doors to new markets for the rotational molding industry. Unfortunately, ABS resins have shown serious problems during the rotational molding …
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Treatment of brain cancer and ischaemic stroke utilising High Intensity Focus Ultrasound (HIFU) guide with MRI
… same time avoiding unwanted heating. Finally, an Acrylonitrile Butadiene Styrene (ABS) phantom skull model was developed in order to evaluate the propagation of ultrasound using a single element transducer. The skull model was appropriately designed so that it has the same attenuation as a human …
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COOLING THEORY FOR THERMOPLASTIC MATERIALS USED IN SCREW EXTRUSION ADDITIVE MANUFACTURING
… 6 (PA6) and 20 wt% carbon fiber reinforced acrylonitrile-butadiene-styrene (ABS), polycarbonate (PC), and polyetherimide (PEI) play a strategic role in most applications. In addition, the research offers a physical, mechanical and thermal characterization of the printed workpiece providing a …
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Fabrication and Characterization of Horizontally Aligned Carbon Nanotube Thermoplastic Bulk Nanocomposite Laminates
… with poly(methyl methacrylate) (PMMA) and acrylonitrile butadiene styrene (ABS) matrices. For the HA-CNT/PMMA system, the BNL process was tailored to fabricate 4-ply and 8-ply laminates with fiber volume fraction v_f > 45 vol.%, using a 9 wt.% PMMA in anisole solution. Through …
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Porous Carbon Fiber Functionalization and Thermochemical Degradation of Polystyrene-based Plastics for Resource Recovery
… explores the chemical transformation of polyacrylonitrile (PAN)- and polystyrene (PS)-based polymers into sustainable functional materials and chemical products. The research is motivated by two global challenges: the increasing demand for rare earth elements (REEs) for high technology …
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FABRICATION AND CHARACTERIZATION OF 3D PRINTED METALLIC OR NON-METALLIC GRAPHENE COMPOSITES
… Specifically, the material is a blend of acrylonitrile-butadiene-styrene (ABS) matrix and different percentages of micro-carbon fibers (MCF). In the second step, nanoscale filler of carbon nanotubes (CNT) or graphene nanoplatelets (GNP) are added to the base mixture. The production process …
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Carbon-based polymer nanocomposites for 3D-printing
… carbon-based nanomaterials incorporated into an acrylonitrile–butadiene–styrene (ABS) polymer by a solvent-free process. ABS-based nanocomposites were prepared by incorporating different kinds and amounts of graphene nanoplatelets (GNP), carbon nanotubes (CNT) and hybrid (GNP/CNT) systems. In …
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Non-isothermal non-Newtonian flow and interlayer adhesion in Large Area Additive Manufacturing polymer composite deposition.
Large Area Additive Manufacturing (LAAM) has seen substantial improvement in recent years due in large part to the addition of short carbon fiber reinforcement to the polymer feedstock. The addition of short carbon fibers improves the anisotropic mechanical and thermomechanical properties of …