France. September COST FP1205: Innovative applications of regenerated wood cellulose fibres

Transcription

1 September 2013

2 /University of Bordeaux STRUCTURE F THE LAB LCP: Laboratoire de Chimie des Polymères rganiques 42 permanent + 74 Non permanent staffs Budget of about 3M Research in Advanced & Functional Polymer materials 1 Polymerization catalyses and processes 2 Bio sourced polymers Functional materials based on nanocelluloses (Gilles Sèbe) 3 Polymer nanotechnology for life science 4 Polymer electronic materials and devices Relevant to WG2 and WG3

3 /University of Bordeaux EXPERTISE Nanocomposites Surface tailoring of nanocelluloses by CHEMICAL FNCTINNALIZATIN Emulsifiers Reinforcing agents 100 m Pickering emulsions Biotemplates Stimuli-responsive nanodevices Nanocelluloses Aerogels and foams Tingaut P., Zimmermann T., Sèbe G., J. Mater. Chem., 2012, 22, Porous materials

4 /University of Bordeaux SiCePo: Chemical functionalization of nanofibrillated cellulose (NFC) by alkoxysilanes: application to the elaboration of composites and foams ( ) WG2 & WG3 RSi(R) RSi(H) PhD student in co direction with EMPA in Switzerland (P. Tingaut) 3 H 2 Hydrolysis Hydrolyse RSi(H) 3 RSi(H) 3 Polycondensation H R Si H R Si H R Si H H H R Si R Si R Si H H H - H 2 + H H H NFC NFC Reaction in 100 % water

5 /University of Bordeaux SiCePo Control of reaction conditions: limitation of homopolymerisation and optimisation of the grafting Impact of NFC silylation on filler/matrix interfacial adhesion in model composites: PDMS and PLA matrices Impact of silylation on the properties of aerogels prepared from NFC s Silylation NFC Aerogel

6 /University of Bordeaux Unfounded project : Cellulose nanowhiskers (CNW) as emulsifiers (since 2011) WG2 & WG3 Several Bsc and Msc students Development of novel emulsion systems though the control of the CNW wettability by chemical functionalization with vinyl esters: CNW H + R DMF/K 2 C 3 K 2 C 3 CNW R Tautomerization + H Vinyl ester Esterified CNW The equilibrium is shifted towards the formation of esterified CNW Çetin N.-S., Tingaut P., Özmen N., Henry N., Harper D., Dadmun M., Sèbe* G., Macromolecular Bioscience, 2009, 9, 997

7 /University of Bordeaux Impact of esterification on the emulsion stabilizing effect of CNW(Pickering emulsions) Ethyl acetate-in-water Toluene-in-water Cyclohexane-in-water 500 m D = m D = m D = m Emulsions stabilized by acetylated CNW (stable for several months) Utilization of these systems for the synthesis of polymer particles (polymerization in dispersed media ) Sèbe* G., Ham-Pichavant F., Pecastaings G. Biomacromolecules, 2013, 14, 2937

8 /University of Bordeaux ISCEL: New coatings reinforced with cellulose nanowhiskers (CNW) for photovoltaic applications ( ) WG2 & WG3 1 PhD student Development of solar cells layers based on CNW Improvement of the mechanical and barrier properties of the encapsulation material

9 /University of Bordeaux IDSFunMat: ATRP grafting polymerization using cellulose nanowhiskers as nanoinitiators for functional hybrid nanomaterials ( ) WG2 1 PhD thesis in co direction with the University of Waterloo (X. Wang) Elaboration of stimuli responsive hydrogels Nawhicell: Chemical functionalization of nanocelluloses for the elaboration of novel composites materials ( ) WG2 1 PhD thesis Investigation of different applications and industrial processes: compounds, strands, adhesives, composites

10 /University of Bordeaux REACTINS Supercritical reactors (C 2 sc) Pulping reactors Enzymatic reactors SPECIFIC EQUIPMENTS MRPHLGY AFM Fluorescence and confocal microscopy Small angle light scattering (DLS & SLS) Zeta sizer MLECULAR STRUCTURE NMR (400 MHz) FTIR UV Vis spectrometer HPLC SEC THERMMECHANICAL PRPERTIES Imposed stress rheometers Dynamometer DSC & ATG DMA

11 CEMEF: Mines ParisTech/CNRS STRUCTURE F THE LAB CEMEF: Materials Forming Center 160 people (30 scientific staffs; 27 engineers and administratives; 70 PhD students; 20 Post Master students; 15 post docs) 6 research groups in metal forming, modeling and simulation ne polymer department (1/3 of Cemef) 60 active research contracts with industry (contact level > 4 M /y) 8 software developed and commercialized Research domains Metals Natural, bio based and synthetic Polymers CST FP1205: Innovative applications of regenerated

12 CEMEF: Mines ParisTech/CNRS EXPERTISE Physical and mechanical understanding of the principal aspects of materials processing and forming Materials physics in static & dynamic conditions Thermomechanics Friction, wear, surface Physical and mechanical modelling Applied mathematics Analysis and numerical simulation New processes New materials New software CST FP1205: Innovative applications of regenerated

13 CEMEF: Mines ParisTech/CNRS Industrial Chair in Bioplastics: ( ) 6PhD (four on going), 2 post doctoral students All WG s Bio based ternary polymer blends Cellulose ester blends High pressure cellulose forming Lignin natural fiber boards Natural fiber/polymer composites a b

14 CEMEF: Mines ParisTech/CNRS WG2 & WG3 Biomass for the Future: ( ) 1 Establish valorization channels for miscanthus and sorghum biomass 2 Development of new dedicated grass crops & cropping systems for sustainable production of lignocellulosic biomass with: improved biomass yield reduced environmental footprint composition adapted to industrial applications Total budget 30M 8 post doctoral scientists in Cemef (three on going) Miscanthus and sorghum polymer composites Miscanthus and sorghum concrete CST FP1205: Innovative applications of regenerated

15 CEMEF: Mines ParisTech/CNRS Ultra light porous cellulose : Several industrial projects since PhD (two on going), 3 post doctoral scientists Aerocellulose WG 3 Aeropectins Hybrids Carbonisation for preparing electrodes Cellulose dissolution: Several industrial projects since 2006 WG1 & WG3 4 PhD (one on going), 2 post doctoral scientists Dissolution mechanisms Dissolution in ionic liquids, NMM and NaH water Pre treatments

16 CEMEF: Mines ParisTech/CNRS European Polysaccharide Network of Excellence: Networking with16 research institutions and 25 companies (since 2005) All WG s Research Education Innovation (Dormant Idea initiative) CST FP1205: Innovative applications of regenerated

17 CEMEF: Mines ParisTech/CNRS MRPHLGY PHYSICS AFM, Nano indentation ptical microscopes Electron microscopes Intrinsic viscosity Tof Sims, XPS SPECIFIC EQUIPMENTS THERMMECHANICAL ANALYSIS DSC DMA Full range of rheometers (Couette, shear and stress controlled plate plate, capillary, capillary with pre imposed history) PLYMER PRCESSING LAB from 10g to 100kg Haake Minilab, Haake Minijet Twin screw extruders Single screw extruders Injection moulding machines (mould with transparent windows) Stretch blow bottle moulder Film stretching machine (biaxial) Spin coating High pressure press (3GPa) FLW INDUCED MRPHLGIES Transparent rotating rheometers Counter rotative transparent rheometers. Crystallisation under microscope (shearing and stretching, with fast cooling, under high pressure (2000 bars). Extruders equipped with dies with transparent walls (laser Doppler velocimetry; flow birefringence). CST FP1205: Innovative fibres

18 ther Laboratories/institutes The following laboratories/institutes have been contacted without reply: LGP2 Laboratoire Génie des Procédés Papetiers Matériaux Biosourcés multiéchelles Grenoble INP Pagora inp.fr/ CERMAV Centre de Recherche sur les Macromolécules Végétales Grenoble FCBA Forêt, Cellulose, Bois construction, Ameublement Grenoble BIA Biopolymères Interactions Assemblages /INRA Nantes