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:
Aug. 07, 2001
Filed:
Dec. 27, 1993
Applicant:
Inventors:
Assignee:
Rhodia Chimie, Courbevoie Cedex, FR;
Primary Examiner:
Int. Cl.
CPC ...
B01J 1/300 ;
U.S. Cl.
CPC ...
B01J 1/300 ;
Abstract
Storage-stable sols are comprised of a colloidal dispersion of at least one compound of an acidic metal cation, M,, for example, cerium (IV) and/or iron (III), in an organic phase which comprises an organic liquid medium and an organic acid. The title sols are conveniently prepared via the phase transfer of colloidal particulates from a counterpart aqueous colloidal dispersion.