Search Results - "Van Schoors, Laetitia"

Influence of finish treatment on the durability of aramid fibers aged under an alkaline environment by Derombise, Guillaume, Vouyovitch Van Schoors, Laëtitia, Messou, Marie-Fleur, Davies, Peter

“…Aramid fibers are high-performance materials which have been used in ropes and protective clothing for many years. They are also now being proposed in…”
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Thermo-oxidative degradation of additive free polyethylene. Part I. Analysis of chemical modifications at molecular and macromolecular scales by Da Cruz, Manuela, Van Schoors, Laetitia, Benzarti, Karim, Colin, Xavier

“…ABSTRACT The effects of thermal oxidation on the molecular and macromolecular structures of additive free PE were investigated between 100 °C and 140 °C in air…”
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How does the use of a recycled polypropylene matrix influence the performance of flax/polypropylene composites compared to a virgin matrix? by Mattlet, Agnès, Sicot, Olivier, Aivazzadeh, Shahram, Catania, Florian, Schoors, Laetitia

“…When manufacturing unidirectional flax/thermoplastic composites by thermocompression, the intrinsic characteristics of the matrix can potentially influence the…”
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Relationship between physicochemical evolution and the failure process of flax fibers aged in water by Van Schoors, Laetitia, Beauzieres, Nicolas, Cadu, Thomas, Sicot, Olivier, Keita, Emmanuel

“…Increasing environmental concern has put forward the use of flax fibers instead of glass fibers in composite materials. However, durability performances of…”
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Influence of processing and matrix parameters on the manufacturing of unidirectional flax/polypropylene composites by Mattlet, Agnès, Sicot, Olivier, Van Schoors, Laetitia, Aivazzadeh, Shahram

“…The manufacturing by thermocompression of flax fiber composites requires a good understanding of process parameters. This work focuses on the influence of key…”
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Degradation of Technora aramid fibres in alkaline and neutral environments by Derombise, Guillaume, Vouyovitch Van Schoors, Laëtitia, Davies, Peter

“…Technora fibres are high performance aramid fibres which have been used in ropes and protective clothing for many years. They are also now being proposed as…”
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UV accelerated aging of unidirectional flax composites: Comparative study between recycled and virgin polypropylene matrix by Alam, Lara, Piezel, Benoit, Sicot, Olivier, Aivazzadeh, Shahram, Moscardelli, Sandrine, Van-Schoors, Laetitia

“…•Photooxidation affected the physico-chemical properties of UD composites with flax fibers.•Photooxidation caused surface degradation, leaving the bulk of the…”
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Cyclic hygrothermal ageing of flax fibers’ bundles and unidirectional flax/epoxy composite. Are bio-based reinforced composites so sensitive? by Cadu, Thomas, Van Schoors, Laetitia, Sicot, Olivier, Moscardelli, Sandrine, Divet, Loïc, Fontaine, Stéphane

“…•A cyclic hydrothermal ageing alters non-embedded flax fibers and flax/epoxy composite.•The ageing induces a drop of composite’s moduli after the first cycles…”
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Why cyclic hygrothermal ageing modifies the transverse mechanical properties of a unidirectional epoxy-flax fibres composite? by Van Schoors, Laetitia, Cadu, Thomas, Moscardelli, Sandrine, Divet, Loïc, Fontaine, Stéphane, Sicot, Olivier

“…•A cyclic hydrothermal ageing induces a drop of transverse mechanical properties.•The decrease in transverse tensile strength is linked to debonding at…”
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Relationship between physicochemical evolution and the failure process of flax fibers aged in water by van Schoors, Laetitia, Beauzieres, Nicolas, Cadu, Thomas, Sicot, Olivier, Keita, Emmanuel

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Influence of processing and matrix parameters on the manufacturing of unidirectional flax/polypropylene composites by Mattlet, Agnès, Sicot, Olivier, van Schoors, Laetitia, Aivazzadeh, Shahram

“…The manufacturing by thermocompression of flax fiber composites requires a good understanding of process parameters. This work focuses on the influence of key…”
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Antioxidant properties of flax fibers in polyethylene matrix composites by Van Schoors, Laetitia, Gueguen Minerbe, Marielle, Moscardelli, Sandrine, Rabii, Hajer, Davies, Peter

“…•Flax fibers inhibit the thermo-oxidative ageing of polyethylene composites.•Oxidation induction times are proportional to the fiber content.•Lignins in flax…”
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Cyclic hygrothermal ageing of flax fibers’ bundles and unidirectional flax/epoxy composite. Are bio-based reinforced composites so sensitive? by Cadu, Thomas, van Schoors, Laetitia, Sicot, Olivier, Moscardelli, Sandrine, Divet, Loïc, Fontaine, Stéphane

“…The use of vegetal fibers to reinforce polymeric matrix composites is challenging and goes with questions of durability issues, especially when exposed to damp…”
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What are the key parameters to produce a high-grade bio-based composite? Application to flax/epoxy UD laminates produced by thermocompression by Cadu, Thomas, Berges, Michael, Sicot, Olivier, Person, Véronique, Piezel, Benoit, Van Schoors, Laetitia, Placet, Vincent, Corn, Stéphane, Léger, Romain, Divet, Loïc, Ienny, Patrick, Fontaine, Stéphane

“…The development of composites based on vegetal fibers requires a good control of manufacturing process. The aim of this work is to determine the key parameters…”
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Recent failures of external prestressing grouted tendons: when the ducts take on water by Germain, Didier, Labourie, Laurent, Vaurigaud, Bastien, Gaillet, Laurent, Van Schoors, Laetitia, Houel, Adrien, Godart, Bruno

“…The article describes recent cases of tendon ruptures by corrosion and investigations carried out on some bridges in France. Several causes related to HDPE…”
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Antioxidant properties of flax fibers in polyethylene matrix composites by van Schoors, Laetitia, Gueguen Minerbe, Marielle, Moscardelli, Sandrine, Rabii, Hajer, Davies, Peter

“…Flax fibers are commonly used to reinforce mechanical properties of polymer-matrix composites, but can also enhance antioxidative properties of polyethylene…”
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Degradation of Technora fibres in alkaline and neutral environments by Derombise, Guillaume, Vouyovitch van Schoors, Laetitia, Davies, Peter

“…Technora fibres are high performance aramid fibres which have been used in ropes and protective clothing for many years. They are also now being proposed in…”
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Degradation of aramid fibers under alkaline and neutral conditions: Relations between the chemical characteristics and mechanical properties by Derombise, G, Van Schoors, L. Vouyovitch, Davies, P

“…Aramid fibers are high-performance materials that have been used in various applications such as heat and cut protection, composites, rubber reinforcement,…”
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Long-term mechanical behavior of aramid fibers in sea water by Derombise, Guillaume, Chailleux, Emmanuel, Forest, B, Riou, L, Lacotte, Nicolas, Vouyovitch van Schoors, Laetitia, Davies, P

“…Aramid fibers are today proposed in ropes and cables for marine applications. As these highly crystalline materials are loaded in tension for a longer period…”
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Durabilité des géotextiles aramides en milieu alcalin by Derombise, Guillaume, Van Schoors, Laetitia, Davies, Peter

“…Because of their high initial properties, aramid geotextiles have been used for a decade for ground reinforcement. Today, the geotextiles manufacturers think…”
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