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:
Jan. 18, 2005
Filed:
Feb. 12, 2001
Olivier Anthony, Enghien les Bains, FR;
Corine Gerardin, Saint Georges D'Orques, FR;
Nathalie Cadena, Union City, NJ (US);
Marie-pierre Labeau, Levallois-Perret, FR;
Olivier Anthony, Enghien les Bains, FR;
Corine Gerardin, Saint Georges D'Orques, FR;
Nathalie Cadena, Union City, NJ (US);
Marie-Pierre Labeau, Levallois-Perret, FR;
Rhodia Chimie, Boulogne Billancourt, FR;
Abstract
A subject matter of the invention is a process for the preparation of particles comprising at least one metal ion, which comprises the stage of bringing into contact a precursor a metal cation, optionally partially hydrolyzed, with at least one water-soluble comb copolymer. Likewise, a subject matter of the invention is particles capable of being prepared according to the process of the invention, said particles exhibiting a mean size of between 2 and 500 nm and preferably between 2 and 300 nm. Finally, it relates to the use of such particles in the mechanical polishing of hard objects, in the preparation of pigments or mixed ceramics for the electronic industry, in the reinforcing of polymeric matrices, in fungicidal or biocidal dispersions, in the scavenging of sulfur derivatives or the scavenging of unpleasant smells.