Françoise Méchin

MECHIN_FrancoiseResearcher
CHEM, STERHEO, DEFI
Membership: CNRS
Location: INSA Lyon

Polymer chemistry / chemical modification and formulation / polyurethanes / polymer networks / bitumen

Research themes/centers of interest

Synthesis, chemical modification and physico-chemical characterization of polyurethanes, polyurethane-ureas and polyureas (thermoplastics, thermosets and/or elastomers)
Rigid polyurethane and polyisocyanurate foams
New routes to non-isocyanate polyurethanes (carbonate-amine, carbamate-aldehyde)
Other polymer networks (polyepoxides, polyacrylates)
Bitumen/polymer blends

Major publications

  • A. LAPPRAND, F. BOISSON, F. DELOLME, F. MÉCHIN, J.P. PASCAULT – «Reactivity of isocyanates with urethanes: conditions for allophanate formation», Polym. Degrad. Stab., 90 (2), 363-373, 2005.
    doi :10.1016/j.polymdegradstab.2005.01.045
    hal-02045556
  • P.G. PICHON*, L. DAVID, F. MÉCHIN, H. SAUTEREAU – «Morphologies of crosslinked segmented polyurethanes. Evolution during maturation and consequences on elastic properties and thermal compressive fatigue», Macromolecules, 43, 1888-1900 (2010).
    doi: 10.1021/ma901602y
    hal-02075249
  • J. REIGNIER, P. ALCOUFFE, F. MÉCHIN, F. FENOUILLOT – « The morphology of rigid polyurethane foam matrix and its evolution with time during foaming – New insight by cryogenic scanning electron microscopy », J. Colloid Interf. Sci., 552, 153-165 (2019).
    doi: 10.1016/j.jcis.2019.05.032
    hal-02135820
  • R. GALLU, F. MÉCHIN, F. DALMAS, J-F. GÉRARD, R. PERRIN, F. LOUP – « On the use of solubility parameters to investigate phase separation-morphology-mechanical behavior relationships of TPU », Polymer 207, 122882 (2020).
    doi: 10.1016/j.polymer.2020.122882
    hal-02926028
  • D. GÉRARD, F. MÉCHIN, R. SAINT-LOUP, E. FLEURY, J.P PASCAULT – « Study of the carbamate / aldehyde reaction, a new pathway towards NIPU materials », Prog. Org. Coat. 165, 106728 (2022).
    doi: 10.1016/j.porgcoat.2022.106728
    hal-03531119