The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 15, 2018
Filed:
Dec. 19, 2012
Christophe Le Roux, Avignonet Lauragais, FR;
Francois Martin, Sainte Foy D' Aigrefeuille, FR;
Pierre Micoud, Peyssies, FR;
Angela Dumas, Pechabou, FR;
Christophe Le Roux, Avignonet Lauragais, FR;
Francois Martin, Sainte Foy D' Aigrefeuille, FR;
Pierre Micoud, Peyssies, FR;
Angela Dumas, Pechabou, FR;
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.), Paris, FR;
UNIVERSITE PAUL SABATIER TOULOUSE III, Toulouse, FR;
Abstract
A method for preparing a novel hydrogel including silico-metallic mineral particles of the formula (Si(Si-A))MO.n'HO, in which: x is a real number in the range [0.75; 1], A denotes a group selected from methyl and hydrocarbon groups including at least one heteroatom, and M is a metal selected from the group consisting of magnesium, cobalt, zinc, copper, manganese, iron, nickel and chromium, wherein a coprecipitation reaction is carried out in an aqueous medium between: at least one metal salt of the metal M, sodium metasilicate, NaOSiO, and at least one water-soluble oxysilane of formula (I):