Title:
SURFACE TREATED GALVANIZED STEEL SHEET
Document Type and Number:
Japanese Patent JP2001271174
Kind Code:
A
Abstract:
To provide a galvanized steel sheet which needs no special waste water treatment at the time of coating of the surface with a surface treating agent, and a surface treated galvanized steel sheet which also needs no special waste water treatment at the time of usage so to improve a problem for the conventional one and has excellent corrosion resistance.
In this surface treated galvanized steel sheet, the surface of a galvanized layer is coated with an intermediate layer containing metal salt for corrosion resistance, and the surface of the intermediate layer is also coated with an organic resin having corrosion resistance in such a manner that the coating ratio of the organic resin layer to the intermediate layer is controlled to >80%.
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Inventors:
HIGAI KAZUHIKO
KIKUCHI KATSUHEI
OGATA HIROYUKI
TADA CHIYOKO
UNNO SHIGERU
KIKUCHI KATSUHEI
OGATA HIROYUKI
TADA CHIYOKO
UNNO SHIGERU
Application Number:
JP2000083904A
Publication Date:
October 02, 2001
Filing Date:
March 24, 2000
Export Citation:
Assignee:
KAWASAKI STEEL CO
International Classes:
B05D7/14; B32B15/08; C23C22/00; C23C22/07; C23C22/53; C23C28/00; (IPC1-7): C23C22/53; B05D7/14; B32B15/08; C23C22/00; C23C22/07; C23C28/00
Attorney, Agent or Firm:
Nobuto Watanabe (1 person outside)
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