Title:
SURFACE-TREATED STEEL SHEET, METAL CONTAINER, AND METHOD FOR MANUFACTURING SURFACE-TREATED STEEL SHEET
Document Type and Number:
WIPO Patent Application WO/2021/261155
Kind Code:
A1
Abstract:
Provided is a surface-treated steel sheet provided with: a tin-plated steel sheet obtained by forming a tin-plating on a steel sheet; a tin oxide layer that is formed on the tin-plated steel sheet and that contains a tin oxide as a main component; a complex oxide layer that is formed on the tin oxide layer and that contains phosphoric acid and aluminum as main components; and an aluminum oxide compound layer that is formed on the complex oxide layer and that contains an aluminum oxide compound as a main component. The thickness of the tin oxide layer is 8-20 nm.
Inventors:
TAGUCHI NAOMI (JP)
YOSHIDA AKIHIRO (JP)
YANADA KENJI (JP)
YOSHIDA AKIHIRO (JP)
YANADA KENJI (JP)
Application Number:
PCT/JP2021/019835
Publication Date:
December 30, 2021
Filing Date:
May 25, 2021
Export Citation:
Assignee:
TOYO KOHAN CO LTD (JP)
International Classes:
B65D8/00; B32B15/04; B32B15/18; B65D65/42; C25D11/00; C25D11/36; C25D3/30
Domestic Patent References:
| WO2016121276A1 | 2016-08-04 | |||
| WO2016121275A1 | 2016-08-04 |
Foreign References:
| JP2018035394A | 2018-03-08 | |||
| JP2006348360A | 2006-12-28 |
Attorney, Agent or Firm:
TOKOSHIE PATENT FIRM (JP)
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