Results 11 to 20 of about 303 (155)

Mechanical Properties of Hybrid PVA–Natural Curaua Fiber Composites [PDF]

open access: yesMaterials, 2022
This work presents the experimental study of hybrid cement-based composites with polyvinyl alcohol fiber (PVA) and alkali-treated, short, natural curaua fiber. The objective of this research is to develop composites reinforced with PVA and curaua fiber to present strain-hardening behavior with average crack width control.
Bartosz Zukowski   +3 more
openaire   +3 more sources

Dynamic and Ballistic Performance of Graphene Oxide Functionalized Curaua Fiber-Reinforced Epoxy Nanocomposites [PDF]

open access: yesPolymers, 2022
Graphene oxide (GO) functionalized curaua fiber (CF) has been shown to improve the mechanical properties and ballistic performance of epoxy matrix (EM) nanocomposites with 30 vol% fiber. However, the possibility of further improvement in the property and performance of nanocomposites with a greater percentage of GO functionalized CF is still a ...
Ulisses Oliveira Costa   +6 more
openaire   +3 more sources

Ionized‐Air‐Treated Curaua Fibers as Reinforcement for Phenolic Matrices

open access: yesMacromolecular Materials and Engineering, 2008
AbstractCuraua fibers were treated with ionized air to improve the fiber/phenolic matrix adhesion. The treatment with ionized air did not change the thermal stability of the fibers. The impact strength increased with increase in the fiber treatment time.
Elisabete Frollini, Alcides Leão
exaly   +3 more sources

Hemicellulose Removal in Curaua (Ananas erectifolius) Fibers for Polyester Composites

open access: yesNova Scientia, 2019
Introducción Los tratamientos alcalinos extraen hemicelulosa de las fibras, las cuales pueden ser reusada en la manufactura de otros materiales, de la cual la fracción celulósica puede ser aplicada como un refuerzo en un compósito.
Beatriz S. Rodrígues   +4 more
doaj   +4 more sources

Materials prepared from biopolyethylene and curaua fibers: Composites from biomass

open access: yesPolymer Testing, 2012
AbstractComposites of high-density biopolyethylene (HDBPE) obtained from ethylene derived from sugarcane ethanol and curaua fibers were formed by first mixing in an internal mixer followed by thermopressing. Additionally, hydroxyl-terminated polybutadiene (LHPB), which is usually used as an impact modifier, was mainly used in this study as a ...
Elisabete Frollini
exaly   +2 more sources

Processing and properties of continuous and aligned curaua fibers incorporated polyester composites

open access: yesJournal of Materials Research and Technology, 2013
AbstractThis paper presents systematic studies carried out on the processing and characterization of continuous and aligned curaua fibers-polyester composites. Laminates of these composites with (0 to 40 vol. %) curaua fibers were press-molded at room temperature, cured for 24hours and tested for strength properties.
Sérgio Monteiro   +2 more
exaly   +2 more sources

Effect of Multi-Walled Carbon Nanotubes on the Mechanical and Thermal Properties of Curauá Natural-Fiber-Reinforced Composites

open access: yesC, 2023
The main objective of this research centered on investigating the effect of the addition of multi-walled carbon nanotubes (MWCNTs) on the mechanical and thermal properties of curauá-fiber-reinforced composites.
Jorge S. S. Neto   +5 more
doaj   +1 more source

Processing, thermal and mechanical properties of composite laminates with natural fibers prepregs

open access: yesPolymers and Polymer Composites, 2022
This work manufactured prepregs by impregnating discontinuous curaua fibers with B-stage epoxy resin. The prepreg layers were then stacked to produce laminates by hot compression.
Vilson Dalla Libera Junior   +3 more
doaj   +1 more source

The Quasi-static and Dynamic Mechanical Behavior of Epoxy Matrix Composites Reinforced with Curaua Fibers [PDF]

open access: yesMaterials Research, 2018
The research of natural fiber composites is growing due to the fact that the green materials combine low weight with good mechanical properties.
Felipe do Carmo Amorim   +2 more
doaj   +2 more sources

Mechanical Behaviour of Reinforced Sand with Natural Curauá Fibers through Full Scale Direct Shear Tests [PDF]

open access: yesE3S Web of Conferences, 2019
Inclusion of natural fibers (sisal, curauá, coco fiber and others) for soil improvement has been the study object in diverse geotechnical areas and it is a topic of growing interest, within the research area of new geotechnical materials.
Coelho de Carvalho Leila Maria   +1 more
doaj   +1 more source

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