MUMBAI, India, July 7 -- Intellectual Property India has published a patent application (202617069501 A) filed by Jfe Steel Corporation on June 03, 2026, for Steel Sheet For Cans And Method For Producing Same.
Inventors include Nakagawa Yusuke; and Kawamura Yuto.
The application for the patent was published on July 03, 2026, under issue no. 27/2026.
Abstract: The present invention provides a steel sheet for cans, which excels in all of adhesion, weldability and corrosion resistance. The steel sheet for cans sequentially has, on the surface of a steel sheet, a chromium metal layer and a hydrated chromium oxide layer in this order from the steel sheet side. The hydrated chromium oxide layer contains an elemental chromium Cr and at least one element M that is selected from the group consisting of sodium, magnesium, potassium and calcium. The molar ratio M/Cr of the element M to the elemental chromium Cr is 0.010 to 0.100 inclusive. The hydrated chromium oxide layer contains a chromium hydroxide X. The molar ratio X/Cr of the chromium hydroxide X to the elemental chromium Cr is 0.400 to 0.800 inclusive.
Disclaimer: Curated by HT Syndication.
