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:
Feb. 15, 2011
Filed:
May. 19, 2006
Eiichi Nanba, Himeji, JP;
Yuji Kubo, Futtsu, JP;
Kazutoshi Takeda, Himeji, JP;
Satoshi Arai, Himeji, JP;
Hotaka Honma, Futtsu, JP;
Kenichi Murakami, Futtsu, JP;
Hideyuki Kobayashi, Himeji, JP;
Eiichi Nanba, Himeji, JP;
Yuji Kubo, Futtsu, JP;
Kazutoshi Takeda, Himeji, JP;
Satoshi Arai, Himeji, JP;
Hotaka Honma, Futtsu, JP;
Kenichi Murakami, Futtsu, JP;
Hideyuki Kobayashi, Himeji, JP;
Nippon Steel Corporation, Tokyo, JP;
Abstract
The present invention provides oriented magnetic steel plate with excellent coating adhesion, in particular coating edge peeling resistance, that is, oriented magnetic steel plate with excellent coating adhesion containing, by mass %, Si: 1.8 to 7% and having a primary coating having forsterite as its main ingredient on its surface, said oriented magnetic steel plate characterized in that said primary coating contains one or more of Ce, La, Pr, Nd, Sc, and Y in an areal weight per side of 0.001 to 1000 mg/m; characterized in that said primary coating contains Ti in an areal weight per side of 1 to 800 mg/m; and characterized in that said primary coating contains one or more of Sr, Ca, and Ba in an areal weight per side of 0.01 to 100 mg/m.