Search Results - "Lafleur, Pierre"

Synthesis and characterization of polylactides with different branched architectures by Nouri, Sahar, Dubois, Charles, Lafleur, Pierre G

“…Star‐shaped and comb‐like poly(L‐Lactide)s (PLA) are produced by employing multifunctional initiators, and hyperbranched structure is prepared using a cyclic…”
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Homocrystal and stereocomplex formation behavior of polylactides with different branched structures by Nouri, Sahar, Dubois, Charles, Lafleur, Pierre G.

“…Effect of chain architecture on homocrystallization and stereocomplex formation behavior of polylactide (PLA) in quiescent conditions was investigated by means…”
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Effect of strain‐induced molecular ordering on mechanical performance and barrier properties of polylactide nanocomposites by Karami, Shahir, Lafleur, Pierre G.

“…ABSTRACT Plastic deformation of polylactide has been known as a self‐reinforcement alternative to improve mechanical and barrier properties. In this study, the…”
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Toughening of polylactide nanocomposites with an ethylene alkyl acrylate copolymer: Effects of the addition of nanoparticles on phase morphology and fracture mechanisms by Karami, Shahir, Lafleur, Pierre G.

“…Melt compounding of polylactide with ductile polymers is widely proposed as an efficient alternative to overcome its inherent brittleness. An ethylene alkyl…”
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Microstructure-properties correlations in dynamically vulcanized nanocomposite thermoplastic elastomers based on PP/EPDM by Naderi, Ghasem, Lafleur, Pierre G., Dubois, Charles

“…Thermoplastic vulcanized (TPV) nanocomposites were prepared in a laboratory mixer using EPDM, polypropylene of different viscosities, maleic anhydride modified…”
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Thermal decomposition of various alkyl onium organoclays: Effect on polyethylene terephthalate nanocomposites' properties by Stoeffler, Karen, Lafleur, Pierre G., Denault, Johanne

“…The thermal stability of organically modified layered silicates is determinant for processing polymer nanocomposites and is believed to play a key role on…”
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Role of chain dynamics and topological confinements in cold crystallization of PLA-clay nanocomposites by Karami, Shahir, Lafleur, Pierre G.

“…The effects of the addition of organically modified nanoparticles on molecular dynamics, and subsequently, crystallization parameters were investigated using…”
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Crystallization effect of poly(L-lactic acid)/silver nanocomposites blends, on barrier and mechanical properties using glyceryl triacetate as plasticizer by Salas-Papayanopolos, Homero, Morales-Cepeda, Ana B., Wood-Adams, Paula, Sanchez, Saúl, Lafleur, Pierre G., Vazquez, Hernán Peraza

“…Blends of poly(L-lactic acid)/nanoparticle silver and GTA (plasticizer) are present, and the crystallization effect was studied. The effect of the…”
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Influence of graphene‐based compounds on the mechanical toughness and thermal stability of polypropylene by Castillo, Juan, Lozano, Tomas, Garcia, Ricardo, Morales‐Zamudio, Luisiana, López‐Barroso, Juventino, Lafleur, Pierre G., Karami, Shahir, Sanchez‐Valdes, Saul, Martinez‐Colunga, Guillermo, Rodriguez, Francisco, Perez‐Berumen, Catalina, Flores, Sergio, García, Antonio

“…ABSTRACT A study of the improvement of the mechanical and thermal properties of nanocomposites prepared with polypropylene (PP) and different graphene samples…”
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Effect of intercalating agents on clay dispersion and thermal properties in polyethylene/montmorillonite nanocomposites by Stoeffler, Karen, Lafleur, Pierre G., Denault, Johanne

“…Alkyl pyridinium, 1‐vinyl alkyl imidazolium, 1,3‐dialkyl imidazolium, and tetraalkyl phosphonium bromides were successfully used as intercalants for the…”
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Synergistic effect of silver nanoparticle content on the optical and thermo-mechanical properties of poly(l-lactic acid)/glycerol triacetate blends by Salas-Papayanopolos, Homero, Morales-Cepeda, Ana B., Sanchez, Saúl, Lafleur, Pierre G., Gomez, I.

“…Monodispersed silver nanoparticles (Ag-NPs) were synthesized by chemical reduction in aqueous medium and transferred in chloroform to be redispersed in the…”
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The influence of matrix viscosity and composition on the morphology, rheology, and mechanical properties of thermoplastic elastomer nanocomposites based on EPDM/PP by Naderi, Ghasem, Lafleur, Pierre G., Dubois, Charles

“…The morphological and rheological properties of thermoplastic elastomer nanocomposites (TPE nanocomposites) were studied using different viscosities of…”
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Improvement of toughness properties of polypropylene filled with nanobentonite using stearic acid as interface modifier by Hernandez, Yarazett, Lozano, Tomas, Morales, Ana B, Navarro-Pardo, Fabiola, Lafleur, Pierre G, Sanchez-Valdes, Saul, Martinez-Colunga, Guillermo, Morales-Zamudio, Luisiana, de Lira-Gomez, Patricia

“…The mechanical properties of polypropylene-bentonite nanocomposites were studied in this work. In this study, stearic acid was used as both a new surface…”
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Dispersion and exfoliation of nanoclays in itaconic acid funcionalized LDPE by ultrasound treatment by Martínez‐Colunga, Juan Guillermo, Sánchez‐Valdes, Saúl, Blanco‐Cardenas, Armida, Ramírez‐Vargas, Eduardo, Ramos‐de Valle, Luis Francisco, Benavides‐Cantu, Roberto, Espinoza‐Martinez, Adriana Berenice, Sanchez‐Lopez, Santiago, Lozano‐Ramirez, Tomas, Lafleur, Pierre G., Karami, Shahir

“…ABSTRACT Polyethylene–montmorillonite nanocomposites were prepared in the melt applying various ultrasonic powers (231, 347, and 462 W) and temperatures (185,…”
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Mechanical and thermal properties of polypropylene/montmorillonite nanocomposites using stearic acid as both an interface and a clay surface modifier by Gonzalez, Lucas, Lafleur, Pierre, Lozano, Tomas, Morales, Ana B., Garcia, Ricardo, Angeles, Marisela, Rodriguez, Francisco, Sanchez, Saul

“…The effects of stearic acid treatment on the crystallization, morphology, thermal, and mechanical properties of polypropylene (PP)/montmorillonite (Mm)…”
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Preparation and characterization of candelilla fiber (Euphorbia antisyphilitica) and its reinforcing effect in polypropylene composites by Morales-Cepeda, Ana B, Ponce-Medina, Marielli E, Salas-Papayanopolos, Homero, Lozano, Tomas, Zamudio, Minerva, Lafleur, Pierre G

“…Candelilla bagasse fiber (CBF) was prepared by a mesh sieve and ball-milling process and its reinforcing effect in a polymer matrix analyzed. Composites of…”
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The effects of nanoclay dispersion levels and processing parameters on the dynamic vulcanization of TPV nanocomposites based on PP/EPDM prepared by reactive extrusion by Mirzadeh, Amin, Lafleur, Pierre G., Kamal, Musa R., Dubois, Charles

“…The study considers the effects of different dispersion levels of nanoclay on the crosslinking reaction of thermoplastic vulcanizate (TPV) nanocomposites based…”
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Mechanical and rheological properties of polypropylene/bentonite composites with stearic acid as an interface modifier by Del Angel, Cesar, Morales, Ana B., Navarro-Pardo, Fabiola, Lozano, Tomas, Lafleur, Pierre G, Sanchez-Valdes, Saul, Martinez-Colunga, Guillermo, Ramirez-Vargas, Eduardo, Alonso, Sergio, Zitzumbo, Roberto

“…ABSTRACT In this study, we present a study of polypropylene/bentonite composites where stearic acid was used as both a surface and interface modifier during…”
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Micro-mechanisms of deformation in polyethylene/clay micro- and nanocomposites by Stoeffler, Karen, Lafleur, Pierre G., Perrin-Sarazin, Florence, Bureau, Martin N., Denault, Johanne

“…Incorporation of clay in polymers is known to improve mechanical properties such as tensile modulus and tensile strength, but to generally decrease elongation…”
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The effect of compatibilizer on the co-continuity and nanoclay dispersion level of tpe nanocomposites based on PP/EPDM by Mirzadeh, Amin, Lafleur, Pierre G., Kamal, Musa R., Dubois, Charles

“…The effects of different polypropylene (PP)‐g‐maleic anhydride polymers, used as compatibilizers, on the degree of exfoliation and co‐continuity of…”
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