Title:
PRE-COATED PLATED STEEL SHEET, AND MOULDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2022/210199
Kind Code:
A1
Abstract:
[Problem] To more reliably suppress the detachment of a coating film even in the case of drawing processing using a Zn-Al-Mg alloy plated steel sheet as a base sheet. [Solution] This pre-coated plated steel sheet comprises: a plating layer comprising Zn-Al-Mg alloy plating located on one side or both sides of a steel sheet; a chemical conversion coating film layer located on the plating layer; and a coating film layer located on the chemical conversion coating film layer. The coating film layer includes: a primer coating film layer; and an upper layer coating film layer located on the primer coating film layer. The coating film layer satisfies at least any one of: condition (a-1) and condition (a-2); condition (b); and condition (c).
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Inventors:
FUJII TAKASHI (JP)
FURUKAWA HIROYASU (JP)
YAMAMURA YUKI (JP)
SHIBAO FUMIO (JP)
UEDA KOHEI (JP)
NAKAGAWA AKIRA (JP)
SASAKI NAOTO (JP)
FURUKAWA HIROYASU (JP)
YAMAMURA YUKI (JP)
SHIBAO FUMIO (JP)
UEDA KOHEI (JP)
NAKAGAWA AKIRA (JP)
SASAKI NAOTO (JP)
Application Number:
PCT/JP2022/013682
Publication Date:
October 06, 2022
Filing Date:
March 23, 2022
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
International Classes:
B32B15/09; C23C28/00
Domestic Patent References:
| WO2018062515A1 | 2018-04-05 |
Foreign References:
| JP2008254349A | 2008-10-23 | |||
| JP2008012734A | 2008-01-24 | |||
| JP2019069536A | 2019-05-09 | |||
| JP2001323389A | 2001-11-22 | |||
| JP2003103697A | 2003-04-09 | |||
| JP2007044922A | 2007-02-22 | |||
| JPH09193286A | 1997-07-29 | |||
| JP2005082623A | 2005-03-31 | |||
| JP2005052997A | 2005-03-03 |
Attorney, Agent or Firm:
HAGIWARA, Yasushi et al. (JP)
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