Polymer solubility study in common solvent (NMP, DMAc , DMF) and Green solvent (DMI, Polar Clean, GVL)

Solution/dope preparation

Solution/dope preparation by magnetic stirring

Solution/dope preparation by mechanical stirring

Solution/dope preparation by Ultrasound bath

Qualitative and quantitative solution stability study 

Spectrophotometric testing. Preliminary investigation of NIPS process by analysis of coagulation bath to determine eventual releasing during the polymer precipitation and membrane formation

Water non solvent testing

Solution stability at several temeprature and/or humidity by means a climatic chamber equipment

Polymer hydrophilicity evaluation by ternary phase diagram 

Polymer- additive compatibility in NMP or DMF or DMAc solvents 

Polymer comparison to Customer supporting

Polymer screening to R&I support the design of polymer  in membrane application