Method for Preparation of particles of polyamide or polyester or Polyurethane or polyurea by interfacial polycondensation in an Emulsion with ultrasound Application

摘要

A procedure of preparation of particles of polyamide or polyester or Polyurethane or polyurea by interfacial polycondensation of monomers in an emulsion wherein Ultrasound is applied to the emulsion during at least a part of the procedure in the presence of Monomers.