Process for the recovery of tyrosol and hydroxytyrosol from oil mill wastewaters and catalytic oxidation method in order to convert tyrosol in hydroxytyrosol

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Abstract

A for preparing Tyrosol and/or Hydroxytyrosol from oil mill wastewaters. includes: a) Microfiltration (MF), Ultrafiltration (UF), Nanofiltration (NF) and Reverse Osmosis (RO) of the OMW; b) Separation of Tyrosol, Hydroxytyrosol and other phenolic compounds from the concentrated RO; c) Oxidation of the obtained Tyrosol to Hydroxytyrosol in the presence of methyl rhenium trioxide and of hydrogen peroxide in a protic solvent.

Classe Tecnologica

B - Performing operations, transporting

Patent Office

United States Patent and Trademark Office

Numero Deposito

US7427358

Anno Deposito

2005

Anno Concessione

2006

Inventori Pugliesi

  • Villanova Luigi
  • Villanova Luciano
  • Fasiello Gianluca
  • Merendino Alessandro

Tutti gli inventori

  • Villanova Luigi
  • Villanova Luciano
  • Fasiello Gianluca
  • Merendino Alessandro

Titolari pugliesi

Tutti i titolari

  • LACHIFARMA SRL LABORATORIO CHIMICOFARMACEUTICO SALENTINO