Search Results - "Rodier, Elisabeth"

New challenges in polymer foaming: A review of extrusion processes assisted by supercritical carbon dioxide by Sauceau, Martial, Fages, Jacques, Common, Audrey, Nikitine, Clémence, Rodier, Elisabeth

“…It is well known that supercritical carbon dioxide (sc-CO 2) is soluble in molten polymers and acts as a plasticizer. The dissolution of sc-CO 2 leads to a…”
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A supercritical tuneable process for the selective extraction of fats and essential oil from coriander seeds by Mhemdi, Houcine, Rodier, Elisabeth, Kechaou, Nabil, Fages, Jacques

“…A selective supercritical CO 2 extraction process has been developed in order to extract selectively the vegetal oil and the essential oil from coriander seeds…”
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Drying of Silica Gels to Obtain Aerogels:Phenomenology and Basic Techniques by Bisson, Antoine, Rigacci, Arnaud, Lecomte, Didier, Rodier, Elisabeth, Achard, Patrick

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Biocomposite films based on poly(lactic acid) and chitosan nanoparticles: Elaboration, microstructural and thermal characterization by Hijazi, Nibal, Le Moigne, Nicolas, Rodier, Elisabeth, Sauceau, Martial, Vincent, Thierry, Benezet, Jean‐Charles, Fages, Jacques

“…Structured and fully bio‐based polymer assemblies based on chitosan micro‐ and nano‐particles and poly(lactic acid) (PLA) were developed using a continuous…”
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Preparation of inclusion complex of piroxicam with cyclodextrin by using supercritical carbon dioxide by Sauceau, Martial, Rodier, Elisabeth, Fages, Jacques

“…Piroxicam/β-cyclodextrin complexes were prepared at solid state by means of supercritical CO 2. The influence of several operating parameters were studied and…”
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Flow and mixing efficiency characterisation in a CO2-assisted single-screw extrusion process by residence time distribution using Raman spectroscopy by Common, Audrey, Rodier, Elisabeth, Sauceau, Martial, Fages, Jacques

“…•Polyamide foaming with adjustable porosity is achieved by extrusion assisted by CO2.•CO2 introduction has no effect on the flow pattern through the…”
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Particle generation for pharmaceutical applications using supercritical fluid technology by Fages, Jacques, Lochard, Hubert, Letourneau, Jean-Jacques, Sauceau, Martial, Rodier, Elisabeth

“…In the pharmaceutical industry, an even greater number of products are in the form of particulate solids. Their formation, formulation and the control of their…”
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Foaming of poly(3-hydroxybutyrate-co-3-hydroxyvalerate)/organo-clays nano-biocomposites by a continuous supercritical CO2 assisted extrusion process by Le Moigne, Nicolas, Sauceau, Martial, Benyakhlef, Mohamed, Jemai, Rabeb, Benezet, Jean-Charles, Rodier, Elisabeth, Lopez-Cuesta, José-Marie, Fages, Jacques

“…[Display omitted] •PHBV/clays nano-biocomposite foams were prepared by a continuous sc-CO2 assisted extrusion process.•The use of diluted PHBV/clays…”
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Comparative Study of Two Processes to Improve the Bioavailability of an Active Pharmaceutical Ingredient: Kneading and Supercritical Technology by Fages, Jacques, Rodier, Elisabeth, Chamayou, Alain, Baron, Michel

“…Two processes have been developed for the enhancement of bioavailability of a poorly-soluble active substance, Eflucimibe by associating it with γ-CD…”
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Residence time distribution of a pharmaceutical grade polymer melt in a single screw extrusion process by Nikitine, Clémence, Rodier, Elisabeth, Sauceau, Martial, Fages, Jacques

“…The residence time distribution (RTD) of a flowing polymer through a single screw extruder was studied. This extruder allows injecting supercritical carbon…”
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Chitosan nanoparticles generation using CO2 assisted processes by Hijazi, Nibal, Rodier, Elisabeth, Letourneau, Jean-Jacques, Louati, Haithem, Sauceau, Martial, Le Moigne, Nicolas, Benezet, Jean-Charles, Fages, Jacques

“…•Chitosan nanoparticles could be produced using two different supercritical processes.•Aqueous solution of chitosan could be produced under CO2 pressure…”
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Capillary rheometry of a binary mixture polymer/CO2 in a single screw extruder by Common, Audrey, Sauceau, Martial, Rodier, Elisabeth, Letourneau, Jean-Jacques, Fages, Jacques

“…•Hot-melt extrusion assisted by sc-CO2 was implemented with a biosourced polymer.•Development of an on-line viscosity measurement based on capillary…”
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Use of supercritical CO2-aided and conventional melt extrusion for enhancing the dissolution rate of an active pharmaceutical ingredient by Nagy, Zsombor Kristóf, Sauceau, Martial, Nyúl, Katalin, Rodier, Elisabeth, Vajna, Balázs, Marosi, György, Fages, Jacques

“…Dispersing at the molecular level a drug in a polymer matrix is a major challenge to be addressed by the pharmaceutical industry to enhance its bioavailability…”
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Maturation of a ketoprofen/β-cyclodextrin mixture with supercritical carbon dioxide by Bounaceur, Arezki, Rodier, Elisabeth, Fages, Jacques

“…This work studies the maturation process of an association complex between an active compound, ketoprofen (KP) and a β-cyclodextrin (CD) with supercritical…”
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Development of an improved falling ball viscometer for high-pressure measurements with supercritical CO2 by Calvignac, Brice, Rodier, Elisabeth, Letourneau, Jean-Jacques, Vitoux, Pauline, Aymonier, Cyril, Fages, Jacques

“…This study presents the development of an improved technique for viscosity measurements under high pressure. The apparatus is based on the principle of the…”
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Controlling the structure of a porous polymer by coupling supercritical CO₂ and single screw extrusion process by Nikitine, Clémence, Rodier, Elisabeth, Sauceau, Martial, Letourneau, Jean-Jacques, Fages, Jacques

“…A study on the extrusion of Eudragit E100 was carried out using supercritical carbon dioxide (scCO₂) as plasticizer and foaming agent. ScCO₂ modifies the…”
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Effect of supercritical CO2 plasticization on the degradation and residual crystallinity of melt-extruded spironolactone by Vigh, Tamás, Sauceau, Martial, Fages, Jacques, Rodier, Elisabeth, Wagner, István, Sóti, Péter L., Marosi, György, Nagy, Zsombor K.

“…Immediate‐release solid dispersions of a slowly dissolving active pharmaceutical ingredient, spironolactone, were prepared by supercritical‐CO2‐assisted melt…”
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Modelling non-homogeneous flow and residence time distribution in a single-screw extruder by means of Markov chains by Ponomarev, Denis, Rodier, Elisabeth, Sauceau, Martial, Nikitine, Clémence, Mizonov, Vadim, Fages, Jacques

“…Non-homogeneous velocity distribution of the flow in the channel of a single-screw extruder is taken into account by a new model developed on the basis of the…”
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A three step supercritical process to improve the dissolution rate of Eflucimibe by Rodier, Elisabeth, Lochard, Hubert, Sauceau, Martial, Letourneau, Jean-Jacques, Freiss, Bernard, Fages, Jacques

“…The aim of this study is to improve the dissolution properties of a poorly-soluble active substance, Eflucimibe by associating it with γ-cyclodextrin. To…”
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A new supercritical co-injection process to coat microparticles by Calderone, Marilyn, Rodier, Elisabeth, Lochard, Hubert, Marciacq, Florence, Fages, Jacques

“…A new supercritical co-injection process has been developed to coat microparticles. The process was first set up with micron-sized glass beads as model…”
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