PLATED STEEL SHEET FOR PRECOATED STEEL SHEET, PRECOATED PLATED STEEL SHEET, AND MOLDED ARTICLE

WIPO Patent Application WO/2022/085434

A1

[Problem] To more reliably suppress the generation of coating film blistering even when drawing is carried out. [Solution] A plated steel sheet for precoated steel sheet according to the present invention has a steel sheet and, disposed on one or both sides of the steel sheet, a plating layer comprising 0.5-60.0 mass% aluminum and 0.5-15.0 mass% magnesium, with the remainder being zinc and impurities. At a depth of 10 nm from the surface of the plating layer, the proportion of magnesium oxide and hydroxide is at least 2.0 that of the proportion of magnesium metal or the proportion of zinc oxide and hydroxide is at least 7.0 that of the proportion of zinc metal.

JP3779941	GALVANIZED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE AFTER COATING AND IMAGE CLARITY IN COATING
JPH01123058	ALLOYING HOT DIP GALVANIZED STEEL SHEET FOR SUPERDRAWING EXCELLENT IN RESISTANCE TO SECONDARY WORKING BRITTLENESS AND ITS PRODUCTION
JP4696656	High-strength alloyed hot-dip galvanized steel sheet with excellent plating adhesion

FURUKAWA HIROYASU (JP)
FUJII TAKASHI (JP)
SHIBAO FUMIO (JP)
NAKAGAWA AKIRA (JP)
UEDA KOHEI (JP)

PCT/JP2021/036808

April 28, 2022

October 05, 2021

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NIPPON STEEL CORP (JP)

C23C2/06; B32B15/01; C22C18/00; C22C18/04; C22C21/10; C22C30/00; C22C30/06; C23C2/12; C23C2/26

JP2012082511A	2012-04-26
JP2007002288A	2007-01-11
JP2014173137A	2014-09-22
JPH07331403A	1995-12-19
JP2007056307A	2007-03-08

HAGIWARA, Yasushi et al. (JP)

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