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:
Oct. 13, 2009
Filed:
Jan. 16, 2004
James Stoffer, Rolla, MO (US);
Thomas O'keefe, Rolla, MO (US);
Eric Morris, Irvine, CA (US);
Pu Yu, Rolla, MO (US);
Scott A. Hayes, Rolla, MO (US);
James Stoffer, Rolla, MO (US);
Thomas O'Keefe, Rolla, MO (US);
Eric Morris, Irvine, CA (US);
Pu Yu, Rolla, MO (US);
Scott A. Hayes, Rolla, MO (US);
The Curators of the University of Missouri, Columbia, MO (US);
Abstract
A coating composition comprising an effective corrosion-inhibiting amount of a carbon pigment is provided. In one embodiment, the corrosion-inhibiting carbon pigment is further comprising other components such as extenders, including neutral to slightly acidic generating extenders and acidic generating extenders, are earth compounds, amino acids and amino acid derivatives, gelatin and gelatin derivatives, organic-based exchange resins, and combinations thereof, to enhance the corrosion resistance of the resultant coating film. In one embodiment, the carbon pigment is a surface-modified carbon pigment. The coating compositions have good adhesion to substrates such as metals, including aluminum and aluminum alloys.