1. Department of Applied Chemistry and Engineering of Organic and Natural Compounds, University Politehnica of Timisoara, 300001 Timisoara, Romania
2. Research Institute for Renewable Energies, University Politehnica of Timisoara, G. Muzicescu 138, 300501 Timisoara, Romania
3. Department of Biobased Products, Wageningen Food & Biobased Research, 6708 WG Wageningen, The Netherlands