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:
Sep. 18, 2012
Filed:
Mar. 17, 2009
Steven Van Zutphen, La Ville Du Bois, FR;
Nicolas Mezailles, Saint Maurice Montcouronne, FR;
Pascal Le Floch, Orsay, FR;
Steven Van Zutphen, La Ville Du Bois, FR;
Nicolas Mezailles, Saint Maurice Montcouronne, FR;
Pascal Le Floch, Orsay, FR;
Ecole Polytechnique, Palaiseau, FR;
Centre National de la Recherche Scientifique, Paris, FR;
Abstract
The invention relates to a compound comprising at least one polymeric chain incorporating phosphorus atoms and consisting, in all or in part, of identical or different repeated units, each of said units being represented by the following formula: wherein Xrepresents —[Si(O)]—; or —O—[Si(RR)O]— with Rand Rbeing, independently of each other, a C-Calkyl or alkoxy group, a C-Caryl group; or a mono- or polyorganosilicate derived radical; or —N(R)— with Rbeing —H, a C-Calkyl group or a C-Caryl group, optionally substituted with —OH or —NH, or at least one unit of general formula (I), and ═Xrepresents an electron pair, ═O, ═S, ═NRwith Rrepresenting a C-Calkyl group or a C-Caryl group, ═Se or ═Te, and its use for complexing metal atoms.