Impact and notched strength of multiaxially reinforced out of die UV cured pultruded profiles
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DOI: 10.1002/pc.28063
Abstract: The present paper highlights the benefits of multiaxially reinforced profiles manufactured by out of die ultraviolet (UV) cured pultrusion. Thanks to the low pulling forces inherent to this technology, we could manufacture a quasi‐isotropic laminate… read more here.
Keywords: impact notched; configuration; die cured; pultrusion ... See more keywords
Optimization of initiator and activator for reactive thermoplastic pultrusion
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DOI: 10.1007/s10965-019-1708-6
Abstract: In order to manufacture continuous fiber reinforced thermoplastic composites with high fiber content, reactive thermoplastic pultrusion was developed by using the anionic polymerization of polyamide-6 in this study. Firstly, based on the polymerization time tests,… read more here.
Keywords: polymerization; initiator; thermoplastic pultrusion; fiber ... See more keywords
Mathematical simulation of pultrusion processes: A review
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DOI: 10.1016/j.compstruct.2017.09.093
Abstract: Abstract A review of computational modelling and simulation of pultrusion processes is presented including such aspects as: resin flow and pressure distribution in a forming die; impregnation of reinforcing fibers; heat transfer and resin reaction;… read more here.
Keywords: mathematical simulation; pultrusion processes; pultrusion; processes review ... See more keywords
Development of a Flexible Injection and Impregnation Chamber for Pultrusion of High Reactive Resins
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DOI: 10.1016/j.promfg.2020.04.294
Abstract: Abstract Pultrusion is an established and efficient process for the production of continuous fiber-reinforced composites using resin systems such as unsaturated polyesters and vinyl esters. Highly reactive resins like polyurethane and amine epoxy have been… read more here.
Keywords: chamber; reactive resins; impregnation; process ... See more keywords
Kinetic parameter estimation and simulation of pultrusion process of an epoxy-glass fiber system
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DOI: 10.1016/j.tca.2020.178636
Abstract: Abstract Pultrusion is a continuous process for manufacturing polymer composite with uniform cross-sectional profiles. In this process the pulling speed and die temperature are the main process variables that can be used to improve the… read more here.
Keywords: system; kinetic models; kinetic parameter; pultrusion ... See more keywords
On-site evaluation of a modified pultrusion process: Fibre spreading and resin injection-based impregnation
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Composite Materials"
DOI: 10.1177/0021998320943268
Abstract: The focus of the current research was to demonstrate a modified pultrusion technique at an industrial site using a commercial production machine. In this instance, the conventional resin bath was replaced by a custom-designed compact… read more here.
Keywords: resin; resin bath; pultrusion; fibre spreading ... See more keywords
Production and processing of pre-impregnated thermoplastic tapes by pultrusion and compression moulding
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Composite Materials"
DOI: 10.1177/00219983221083841
Abstract: Although there is no doubt that composite materials are the future of lightweight structures and components, most of composites currently produced are made from thermoset polymers, which are not able to be recycled or reprocessed.… read more here.
Keywords: production; compression moulding; pultrusion; pre impregnated ... See more keywords
Experimental study of roving configuration’s influence on the flow field in a full-scale transparent pultrusion injection box
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Composite Materials"
DOI: 10.1177/00219983221085632
Abstract: Resin injection pultrusion gains increasing attention as it enables the use of highly reactive resins and resins sensitive to environmental conditions, while also decreasing the emission of harmful volatile organic compounds. Nevertheless, a comprehensive understanding… read more here.
Keywords: injection; flow field; pultrusion; injection box ... See more keywords
Numerical Simulation of Impregnation Process of Reactive Injection Pultrusion for Glass Fiber/PA6 Composites
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DOI: 10.3390/polym14040666
Abstract: Pultrusion of thermoplastic composites has been the hotspot of manufacturing high-performance thermoplastic composites in recent years. The optimization of process parameters in the pultrusion usually needed repeated attempts, which wasted lots of manpower and material… read more here.
Keywords: injection; impregnation process; impregnation; pultrusion ... See more keywords
Effectiveness and Productivity Improvement of Conventional Pultrusion Processes
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DOI: 10.3390/polym14040841
Abstract: Pultrusion is a technological process in which fibers impregnated with resin move through the heated die and solidify into a composite profile with a constant cross section, as in the metallic die. The effectiveness and… read more here.
Keywords: pultrusion processes; conventional pultrusion; finite element; effectiveness productivity ... See more keywords
Experimental and Simulative Analysis of the Pressure Development in a Closed Injection Pultrusion Process with Multiple Chamber Geometries
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DOI: 10.3390/polym15061544
Abstract: The use of innovative higher-performance highly reactive resin systems requires an enhancement of the established method of fiber impregnation (open bath) towards closed resin-injection pultrusion (CIP), due to the short pot life of the resin… read more here.
Keywords: injection; chamber; pressure; pultrusion ... See more keywords