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:
Mar. 13, 2001
Filed:
Jul. 26, 1999
Applicant:
Inventors:
Anny Guez, Paris, FR;
Caroline Steiner, Paris, FR;
Assignee:
Millennium Inorganic Chemicals, S.A., Courbevoie Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 1/14 ; B05D 7/00 ;
U.S. Cl.
CPC ...
C04B 1/14 ; B05D 7/00 ;
Abstract
The invention concerns a novel titania pigment useful for external painting. This pigment has a titania nucleus coated successively with a layer of zirconium hydroxide or oxyhydroxide, then a layer of titanium hydroxide or oxyhydroxide, then of a layer of co-precipitated phosphate and silica, and finally a layer of aluinium oxyhydroxide. The invention also concerns a method for preparing said pigment and its use in paints, plastics and laminated paper.