Title:
CHEMICAL CONVERSION COATING-EQUIPPED STEEL PLATE, AND METHOD FOR PRODUCING CHEMICAL CONVERSION COATING-EQUIPPED STEEL PLATE
Document Type and Number:
WIPO Patent Application WO/2017/163299
Kind Code:
A1
Abstract:
This chemical conversion coating-equipped steel plate is equipped with: a steel plate; an Fe-Sn alloy layer formed on one or more surfaces of the steel plate; an Sn layer formed on the Fe-Sn alloy layer, the total Sn content of which in combination with that in the Fe-Sn alloy layer is 0.10-30 g/m2 by metal Sn content; and a chemical conversion coating film layer that is formed on the Sn layer and contains a Zr compound in the amount of 1.0-150 mg/m2 by metal Zr content, a phosphate compound in the amount of 1.0-100 mg/m2 by P content, and an Al compound in the amount of 0.10-30.0 mg/m2 by metal Al content.
More Like This:
Inventors:
TANI YOSHIAKI (JP)
HIRANO SHIGERU (JP)
TACHIKI AKIRA (JP)
YANAGIHARA MORIO (JP)
KAWABATA MAKOTO (JP)
YOKOYA HIROKAZU (JP)
HIRANO SHIGERU (JP)
TACHIKI AKIRA (JP)
YANAGIHARA MORIO (JP)
KAWABATA MAKOTO (JP)
YOKOYA HIROKAZU (JP)
Application Number:
PCT/JP2016/058905
Publication Date:
September 28, 2017
Filing Date:
March 22, 2016
Export Citation:
Assignee:
NIPPON STEEL & SUMITOMO METAL CORP (JP)
International Classes:
C25B9/19; C23C2/08; C23C28/00; C25D5/26; C25D11/00
Foreign References:
| JP2012062521A | 2012-03-29 | |||
| JP2005325402A | 2005-11-24 | |||
| JP2011231404A | 2011-11-17 |
Other References:
See also references of EP 3434811A4
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Download PDF: