Dr. Sumesh Raman Email & Phone Number

Thuwal, Makkah, Saudi Arabia

• Ultra-high molecular weight degradable and functional polyethylenes • Catalysts and processes for making ultra-high molecular weight alternating and non-alternating polyketones • Polyolefin characterization (HTGPC, advanced DSC, NMR, FTIR, Electron Microscopy, X-ray Diffraction)• Solid-state processing of semicrystalline polymers (Collin Hot Press, Collin Roll Mill, Machine Direction Orientation)• Mechanical testing (Zwick Roell)• Supervision, project planning, lab and safety management (SOPs, safety risk assessments)

Oxford, United Kingdom

Homogeneous and heterogeneous catalyst development for polycarbonate synthesis through epoxide-CO2 ring opening copolymerization. Research on new selective polymerization methods to prepare polyester/polypeptide/polycarbonate copolymers.• Discovered new heterogeneous and homogenous catalysts for polycarbonates synthesis.• Synthesis, characterization, and polymerization studies of heterocyclic monomers using above catalysts.• Studied high pressure epoxide-CO2 copolymerization, in-situ React-IR reaction monitoring, and polymerization kinetics.• Liaised and purchased scientific equipment, in charge/ maintenance of lab equipment and safety.

London, United Kingdom

Catalyst development for polycarbonate and polyester synthesis.Ring opening polymerization of heterocyclic monomers and ring opening copolymerization epoxide-carbon dioxide.

Paris Area, France

Ring-opening polymerization of heterocyles using organometallic catalysts. Synthesis and characterization of new heterocyclic monomers derived from biorenewable resources. • Developed new catalysts for the ring opening polymerization of heterocyclic monomers.• Synthesized new cyclic monomers for polymer synthesis: anhydrides, carbonates, cyclic esters.• Developed new catalytic method for homo and block copolymerization with N-carboxyanhydrides and other cyclic esters (lactide, ε-caprolactone, β-butyrolactone, and cyclic carbonates).• Presented results in international conferences/ meetings.