**Thermodynamics and Thermokinetics to Model Phase Transitions of Polymers over Extended Temperature and Pressure Ranges Under Various Hydrostatic Fluids**

Séverine A.E. Boyer1, Jean-Pierre E. Grolier2, Hirohisa Yoshida3, Jean-Marc Haudin4 and Jean-Loup Chenot4 *1Institut P PRIME-P', ISAE-ENSMA, UPR CNRS 3346, Futuroscope Chasseneuil 2Université Blaise Pascal de Clermont-Ferrand, Laboratoire de Thermodynamique, UMR CNRS 6272, Aubière 3Tokyo Metropolitan University, Faculty of Urban Environmental Science, Tokyo 4MINES ParisTech, CEMEF, UMR CNRS 7635, Sophia Antipolis 1,2,4France 3Japan* 
