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:
Dec. 09, 2008
Filed:
May. 27, 2003
Applicants:
Jean-noël Bousseau, Paris, FR;
David Fauchadour, Paris, FR;
Bruno Tolla, Paris, FR;
Inventors:
Assignee:
Rhodia Electronics & Catalysis, La Rochelle, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to an aqueous paint composition, particularly a lacquer or a varnish and an aqueous colloidal dispersion of cerium. Said dispersion has a pH of at least 7 and comprises an organic acid with at least three acid functions of which the third pK is at most 10 or a salt of said acid with ammonia or an amine. Said composition has an improved water content and mechanical properties which improve throughout the life thereof or the duration of the presence thereof on the substrate for protection.