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. 13, 2024
Filed:
Feb. 08, 2018
Nippon Light Metal Company, Ltd., Tokyo, JP;
Reiko Takasawa, Shizuoka, JP;
Akira Kaneko, Shizuoka, JP;
NIPPON LIGHT METAL COMPANY, LTD., Tokyo, JP;
Abstract
Provided is a coated aluminum material having a coating film on a surface of an aluminum material, and capable of exerting excellent corrosion resistance even under severe use conditions while being chromium-free. The coating film is formed on a surface of the aluminum material with a silica-containing film including a water dispersible silica, a phosphorus compound, and a silane coupling agent provided therebetween. The silica-containing film includes 0.5 to 35 mass % of a silane coupling agent, and has Si and P contents of 2 to 60, and 0.1 to 6.0 mg/m, respectively, and a P/Si mass ratio of P content and Si content of 0.02 to 0.15. Further, provided is a method for producing such a coated aluminum material.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile