Organic-inorganic hybrid material of use for extracting uranium (VI) from aqueous media containing phosphoric acid, processes for preparing same and uses thereof

US10130932B2 · kind B2 · utility

Assignees

• COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES · FR
• CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE · FR
• Universite De Montpellier · FR

Inventors

• Sabah El Mourabit · Sorgues, FR
• Frédéric Goettmann · Orange, FR
• Raphaël Turgis · Bagnols-sur-Cèze, FR
• Agnès Grandjean · Saint-Marcel-de-Careiret, FR
• Guilhem Arrachart · Saint-Laurent-des-Arbres, FR
• Stephane Pellet-Rostaing · Villeurbanne, FR

Key dates

• Filing date: Nov 8, 2013
• Grant date: Nov 20, 2018
• Expiry date: Jul 18, 2035

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C22B60/0282
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The invention relates to an organic-inorganic hybrid material which comprises an inorganic solid support on which are grafted organic molecules of the general formula (I) hereafter: and relates to methods allowing preparation of this hybrid material as well as to the uses of the hybrid material for extracting uranium(VI) from an aqueous medium comprising phosphoric acid.