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. 02, 2008
Filed:
Jul. 01, 2002
Bangyin LI, Fukushima Pref., JP;
Nobuaki Nakamura, Fukushima Pref., JP;
Katsuhisa Nitta, Fukushima-ken, JP;
Bangyin Li, Fukushima Pref., JP;
Nobuaki Nakamura, Fukushima Pref., JP;
Katsuhisa Nitta, Fukushima-ken, JP;
Merck Patent GmbH, Darmstadt, DE;
Abstract
Highly anti-corrosive thin-platelet like metal pigments having high corrosion resistance and good dispersibility characterized in that the inherent metallic luster of the thin-platelet like metal substrates is maintained without demanding the original surface smoothness are provided. The highly anti-corrosive thin-platelet like metal pigments comprising, on the surface of thin-platelet like metal substrates treated with phosphoric acid compounds and/or boric acid compounds, one or more coated layers containing one or more hydrated metal oxides of one or more metals selected from the group consisting of silicon, aluminum, zirconium, titanium and tin.