Experience

BIOVAL OCEAN INDIEN

• France
• Business Consulting and Services
• 1 - 100 Employee

• Project Leader R&D

  • Sep 2021 - Present

  Development of eco-processes for the valorisation of tropical plants: - Study of the phytochemical profile of plants and co-products of interest (liquid and gas chromatography) - Study of the compounds of interest (cosmetic actives, food additives, specialty ingredients) in the literature and activity tests at the lab - Extraction with respect of the green chemistry principles: use of intensification processes for the extraction and eco-purification (membrane filtration for example) of bioactive molecules (proteins, antioxidants, pigments) - Follow-up of the scientific studies: state of the art, proof of concept, optimisation at the lab scale and scale-up (pilot). - Communication with the clients (industrial R&D teams), - Reporting and writing of technical documents Show less



Naturex

• Canada
• Environmental Services
• 1 - 100 Employee

• PhD student (CIFRE)

  • Jan 2018 - Dec 2020

  Development of a solvent-free process for the eco-extraction of antioxidants from romarin using biobased surfactants or hydrotropes - Physico-chemical characterisations of surfactant solutions (contact angles, surface tension, active solubility) - Selection of the optimal hydrotope for the extraction according to its physico-chemical properties (viscosity, wettability on the plant), its efficiency (a mathematical model has been calculated), its cost and natural origin - Optimisation of the hydrotropic extraction process at the laboratory scale (experimental designs) while anticipating the problematics at the industrial scale - Study of the phytochemical profile of rosemary, its structure and interactions between the surface of the leaves and the hydrotropic solutions of interest (wettability) - Characterisation and purification of the extract (HPLC, antioxydant activity). - Scale-up in view of the industrialisation (10 mL à 5 L): anticipation of the risks, adjustments of the protocol > One submitted patent > Two scientific articles published in ACS Sustainable Chemistry & Engineering (IF: 7.6) : (1) "Hydrotropic Extraction of Carnosic Acid from Rosemary with Short-Chain Alkyl Polyethylene Glycol Ethers" (2) "Amyl Xyloside, a Selective Sugar-Based Hydrotrope for the Aqueous Extraction of Carnosic Acid from Rosemary" > Two scientific articles waiting for submission > Management of an intern (M1, 3 months) and a master project (M2, two students) Partners of the project : Givaudan (Naturex) Lille University, UCCS Laboratory - team: Colloïdes, Catalyse et Oxydation (CÏSCO), Avignon University, GREEN team (Green processes for plant extraction) Show less



Lille University

• France
• Higher Education

• Research engineer

  • Oct 2017 - Dec 2017

  Study of physico-chemical interactions between hydrotropes and surfactants to obtain microemulsions. Choice of the best formulation combining biobased hydrotropes and surfactants to solubilize small molecules such as bioactive molecules or fragrances. Study of physico-chemical interactions between hydrotropes and surfactants to obtain microemulsions. Choice of the best formulation combining biobased hydrotropes and surfactants to solubilize small molecules such as bioactive molecules or fragrances.

• R&D engineer - intern

  • Feb 2017 - Aug 2017

  Preparation of the PhD project: extraction of antioxidants from rosemary State of the art, proof of concept, feasibility study Chemical characterization of the plant extract by HPLC > Choice of three types of molecules to study (alkyl glycerol ethers, alkyl glycosides and alkyl ethers of ethylene glycol) Preparation of the PhD project: extraction of antioxidants from rosemary State of the art, proof of concept, feasibility study Chemical characterization of the plant extract by HPLC > Choice of three types of molecules to study (alkyl glycerol ethers, alkyl glycosides and alkyl ethers of ethylene glycol)



ArcelorMittal France

• France
• Manufacturing
• 700 & Above Employee

• Formulation chemist - intern

  • Jun 2016 - Aug 2016

  Formulation of lubricants used during the rooling of steel at the lab and at the pilot scale. Characterisation of the formulas: - Emulsification and stability tests of the emulsions - Rheology study - Tribology tests > Two formulas chosen according to the specifications Formulation of lubricants used during the rooling of steel at the lab and at the pilot scale. Characterisation of the formulas: - Emulsification and stability tests of the emulsions - Rheology study - Tribology tests > Two formulas chosen according to the specifications



University of Padua

• Italy
• Higher Education

• Researcher, chemist - intern

  • Jun 2015 - Jul 2015

  Study of gold nanoparticles for a biomedical application : - Bibliographic study - Inorganic synthesis of the gold nanoparticles - Functionalization of nanoparticles with organic molecules adapted for the detection of cancerous cells. - Characterisation of the products by NMR. Study of gold nanoparticles for a biomedical application : - Bibliographic study - Inorganic synthesis of the gold nanoparticles - Functionalization of nanoparticles with organic molecules adapted for the detection of cancerous cells. - Characterisation of the products by NMR.