Research interests

  • supercritical carbon dioxide (scCO2) as reaction and process medium
  • polymerization of fluorinated olefins (e.g. vinylidene fluoride)
  • functionalization of PVDF
  • detailed investigations into polymerization kinetics and mechanisms
  • emulsion polymerizations
  • tailor-made polymers using controlled radical polymerizations (ITP, ATRP, RAFT, NMP)
  • poly(meth)acrylate systems
  • fluorinated block copolymers
  • biodegradable polymers
  • enzymatic polymerization
  • organic/inorganic nanocomposites
  • ionic liquids (ILs) and polymers
  • modeling of polymerization processes
  • molecular modeling
  • synthesis of proton exchange membranes for fuel cells or vanadium redox flow batteries via radiation induced grafting

Research Equipment

  • high-pressure set-up to prepare mixtures containing CO2 and liquid / gaseous Monomers
  • emulsion polymerization set-up for gaseous monomers with feeding
  • optical high-pressure cells, Tmax= 300 °C and pmax= 3000 bar
  • optical high-pressure cell for isobaric reactions up to 200 °C and 2000 bar
  • optical cell for reactions at ambient pressure up to 250 °C
  • FTIR/NIR spectrometer, Bruker Vertex 70, spectral range 400 to 12000 cm-1
  • pulsed excimer laser (351 nm, ExciStar XS 500, Coherent)
  • size-exclusion chromatography with RI and viscosity detector for THF, HFIP and DMAc as eluents
  • differential scanning calorimetry (DSC), Mettler Toledo
  • thermogravimetric analysis (TGA), Mettler Toledo
  • elemental analysis (COHNS) Vario EL
  • material testing machine, Zwick
  • set-up to characterize mid-temperature fuel cells

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