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. 21, 2018
Applicant:
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.), Kobe, JP;
Inventors:
Yasuo Hirano, Kakogawa, JP;
Tatsuhiko Iwa, Kakogawa, JP;
Tetsuya Yamamoto, Kakogawa, JP;
Takeshi Watase, Kakogawa, JP;
Assignee:
KOBE STEEL, LTD., Kobe, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 15/085 (2006.01); B32B 15/092 (2006.01); C09J 7/24 (2018.01); C09J 163/00 (2006.01);
U.S. Cl.
CPC ...
B32B 15/085 (2013.01); B32B 15/092 (2013.01); B32B 2255/06 (2013.01); B32B 2323/00 (2013.01); C09J 7/241 (2018.01); C09J 163/00 (2013.01);
Abstract
A surface-treated metal sheet for polyolefin adhesion is provided with a metal sheet, a first layer provided on at least one surface of the metal sheet, and a second layer provided on the first layer, wherein the first layer containing an epoxy resin and a blocked isocyanate, the second layer containing an acid-modified polyolefin resin, the thickness of the first layer being 15 to 40 μm, and the thickness of the second layer being 4 to 30 μm.