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Unité Matériaux et Transformations
CNRS UMR 8207 - Université de Lille

GAUCHER Valérie
Valérie GAUCHER
Professeur
Bâtiment C6 bureau 105
Unité Matériaux et Transformations
Cité scientifique, Bât. C6
Université de Lille
59655 Villeneuve d'Ascq
France
Tel: +33 (0) 320 33 64 16
Fax: +33 (0) 320 43 65 91
Courriel: valerie.gaucher@univ-lille.fr

Recherche

Structure et plasticité des polymères semi-cristallins

Enseignement

UFR de Physique

Thèses en cours

Thèses soutenues

Derniers dépôts dans dans LillOA (Lille Open Archive)

Publications

  1. A. David, J. Meimoun, T. Delaunay, V. Wiatz, R. Saint-Loup, J. Parcq, N. Descamps, A. Favrelle, F. Bonnet, G. Stoclet, D. Lourdin, P. Zinck, V. Gaucher, Structural characterization and mechanical properties of dextrin-graft-poly(butyl acrylate-co-styrene) copolymers, eXpress Polymer Letters 13, 235-247 (2019), [doi: 10.3144/expresspolymlett.2019.20, LillOA]
  2. T. Messin, S. Marais, N. Follain, C. Chappey, A. Guinault, G. Miquelard-Garnier, N. Delpouve, V. Gaucher, C. Sollogoub, Impact of water and thermal induced crystallizations in a PC/MXD6 multilayer film on barrier properties, European Polymer Journal 111, 152-160 (2019), [doi: 10.1016/j.eurpolymj.2018.12.021, LillOA]
  3. C. Flores, M. Lopez, N. Tabary, C. Neut, F. Chai, D. Betbeder, C. Herkt, F. Cazaux, V. Gaucher, B. Martel, N. Blanchemain, Preparation and characterization of novel chitosan and beta-cyclodextrin polymer sponges for wound dressing applications, Carbohydrate polymers 173, 535-546 (2017), [doi: 10.1016/j.carbpol.2017.06.026, LillOA]
  4. T. Messin, N. Follain, A. Guinault, C. Sollogoub, V. Gaucher, N. Delpouve, S. Marais, Structure and Barrier Properties of Multinanolayered Biodegradable PLA/PBSA Films: Confinement Effect via Forced Assembly Coextrusion, ACS Applied Materials & Interfaces 9, 29101-29112 (2017), [doi: 10.1021/acsami.7b08404, LillOA]
  5. C. Flores, M. Lopez, N. Tabary, C. Neut, F. Chai, D. Betbeder, C. Herkt, F. Cazaux, V. Gaucher, B. Martel, N. Blanchemain, Preparation and characterization of novel chitosan and β-cyclodextrin polymer sponges for wound dressing applications, Carbohydrate polymers 173, 535-546 (2017), [doi: 10.1016/j.carbpol.2017.06.026, LillOA]
  6. T. Messin, N. Follain, A. Guinault, G. Miquelard-Garnier, C. Sollogoub, N. Delpouve, V. Gaucher, S. Marais, Confinement effect in PC/MXD6 multilayer films: Impact of the microlayered structure on water and gas barrier properties, Journal of Membrane Science 525, 135-145 (2017), [doi: 10.1016/j.memsci.2016.10.039, LillOA]
  7. A. Vanmarcke, L. Leroy, G. Stoclet, L. Duchatel-Crépy, J. Lefebvre, N. Joly, V. Gaucher, Influence of fatty chain length and starch composition on structure and properties of fully substituted fatty acid starch esters, Carbohydrate polymers 164, 249-257 (2017), [doi: 10.1016/j.carbpol.2017.02.013, LillOA]
  8. J. Pepin, V. Gaucher, J. Lefebvre, A. Stroeks, Biaxial stretching behavior as a probe of H-bond organization in semi-crystalline polyamides, Polymer 101, 217-224 (2016), [doi: 10.1016/j.polymer.2016.08.078, LillOA]
  9. J. Pepin, V. Gaucher, J. Lefebvre, New Insights into the Brill Transition in Polyamide 11 and Polyamide 6, Macromolecules (2016), [doi: 10.1021/acs.macromol.5b01701, LillOA]
  10. C. Birck, S. Willai, M. Maton, C. Neut, M. Bria, M. Moreau, F. Fricoteaux, V. Gaucher, m. Bacquet, Antimicrobial citric acid/poly(vinyl alcohol) crosslinked films: Effect of cyclodextrin and sodium benzoate on the antimicrobial activity, LWT - Food Science and Technology 68, 27-35 (2016), [doi: 10.1016/j.lwt.2015.12.009, LillOA]
  11. S. Ouerghemmi, S. Willai, N. Tabary, F. Cazaux, M. Maton, V. Gaucher, L. Janus, C. Neut, F. Chai, N. Blanchemain, B. Martel, Triclosan loaded electrospun nanofibers based on a cyclodextrin polymer and chitosan polyelectrolyte complex, International journal of pharmaceutics 513, 483-495 (2016), [doi: 10.1016/j.ijpharm.2016.09.060, LillOA]
  12. D. Puglia, E. Fortunati, D. D'amico, V. Gaucher, G. Stoclet, L. Manfredi, V. Cyras, J. Kenny, Influence of Processing Conditions on Morphological, Thermal and Degradative Behavior of Nanocomposites Based on Plasticized Poly(3-hydroxybutyrate) and Organo-Modified Clay, Journal of Polymers and the Environment (2015), [doi: 10.1007/s10924-015-0744-5, LillOA]
  13. F. Hamonic, V. Gaucher, A. Saiter, E. Dargent, Rigid amorphous fraction versus oriented amorphous fraction in uniaxially drawn polyesters, European Polymer Journal 58, 233-244 (2014), [doi: 10.1016/j.eurpolymj.2014.06.014, LillOA]
  14. C. Birck, S. Willai, N. Tabary, V. Gaucher, m. Bacquet, New crosslinked cast films based on poly(vinyl alcohol): Preparation and physico-chemical properties, eXpress Polymer Letters 8, 941-952 (2014), [doi: 10.3144/expresspolymlett.2014.95, LillOA]
  15. N. Sallem-Idrissi, V. Gaucher, A. Marin, R. Séguéla, J. Lefebvre, P. Krawczak, M. Lacrampe, The role of strain-induced structural changes on the mechanical behavior of PA6/PE multilayer films under uniaxial drawing, Polymer 53, 5336-5346 (2012), [doi: 10.1016/j.polymer.2012.09.027, LillOA]
  16. L. Duchatel-Crépy, V. Gaucher, N. Joly, P. Martin, J. Lefebvre, Effect of side chain length on structure and thermomechanical properties of fully substituted cellulose fatty esters, Carbohydrate polymers 83, 1812-1820 (2011), [doi: 10.1016/j.carbpol.2010.10.045, LillOA]
  17. V. Gaucher, O. Persyn, R. Séguéla, J. Lefebvre, On the deformation induced order-disorder transitions in the crystalline phase of polyamide 6, European Polymer Journal 47, 88-97 (2011), [doi: 10.1016/j.eurpolymj.2010.09.006, LillOA]
  18. V. Litvinov, O. Persyn, V. Gaucher, J. Lefebvre, Morphology, Phase Composition, and Molecular Mobility in Polyamide Films in Relation to Oxygen Permeability, Macromolecules 43, 7668-7679 (2010), [doi: 10.1021/ma1014403, LillOA]

Communications

  1. E. Louisy, C. Hu, F. Stoffelbach, G. Fontaine, S. Bourbigot, V. Gaucher, F. Bonnet, One-step synthesis of macrocyclic polylactide via reactive extrusion polymerization, Communication dans un congrès sans actes, EPF 2019, Heraklion, Grèce, Juin 2019 [LillOA]
  2. A. David, J. Meimoun, V. Wiatz, R. Saint-Loup, J. Parcq, N. Descamps, A. Favrelle, F. Bonnet, T. Delaunay, G. Stoclet, D. Lourdin, P. Zinck, V. Gaucher, Caractérisations structurale et thermomécanique de dérivés d'amidon, Poster, DEPOS28, La Bresse, France, Sep 2018 [LillOA]
  3. S. Xu, G. Stoclet, J. Tahon, I. De Waele, V. Gaucher, Influence of macromolecular orientation on mechanical behavior of glassy polymers, Communication dans un congrès sans actes, DEPOS28, La Bresse, France, Sep 2018 [LillOA]
  4. E. Louisy, C. Hu, F. Stoffelbach, G. Fontaine, S. Bourbigot, V. Gaucher, G. Stoclet, F. Bonnet, Cyclic vs linear polylactide : straightforward access using a single catalyst and studies of their resulting properties, Communication dans un congrès sans actes, Bordeaux Polymer Conference, BPC 2018, Bordeaux, France, Mai 2018 [LillOA]
  5. L. Crépy, N. Joly, P. Martin, A. Marin, V. Gaucher, New plastic materials starting from renewable resources - synthesis and properties, Communication dans un congrès sans actes, 18th European Biomass Conference and Exhibition, Lyon, France, Mai 2010 [LillOA]
  6. V. Gaucher, J. Lefebvre, R. Séguéla, Plasticité et transformation de phases dans les polymères semi-cristallins, Conférence invitée, Groupe de travail Mecamat, mécanique des polymères, Paris, France, Oct 2013 [LillOA]
  7. F. Hamonic, V. Gaucher, A. Saiter, E. Dargent, Caractérisation du polyamorphisme dans des polyesters déformés uniaxialement, Poster, GFP-BPG 2013, Roubaix, France, Nov 2013 [LillOA]
  8. E. Louisy, C. Hu, F. Stoffelbach, G. Fontaine, S. Bourbigot, V. Gaucher, G. Stoclet, F. Bonnet, Comparative study between cyclic and linear polylactide : From synthesis to properties, Communication dans un congrès sans actes, 45ème Journées d'Etude des Polymères (JEPO 45), Gravelines, France, Oct 2017 [LillOA]
  9. G. Fontaine, E. Louisy, C. Hu, F. Stoffelbach, S. Bourbigot, V. Gaucher, G. Stoclet, F. Bonnet, Synthesis of cyclic or linear polymer using the same catalyst: a case study of the polylactide, Conférence invitée, Milan Polymer Days 2018, Milan, Italie, Fév 2018 [LillOA]
  10. E. Louisy, C. Hu, F. Stoffelbach, G. Fontaine, S. Bourbigot, V. Gaucher, G. Stoclet, F. Bonnet, Cyclic vs linear polylactide : straightforward access using a single catalyst and studies of their resulting properties, Communication dans un congrès sans actes, GECOM-CONCOORD, Forges les Eaux, France, Mai 2017 [LillOA]

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UMET - Unité Matériaux et Transformations
CNRS UMR 8207
Université de Lille
Bâtiment C6
59655 Villeneuve d'Ascq
France
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