Title:
HEAT TREATMENT METHOD FOR BLACK PLATE COVERED WITH CONVERSION COATING
Document Type and Number:
Japanese Patent JP2017071848
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a method for heat-treating a black plate coated with a conversion coating (chemical conversion coating).SOLUTION: A conversion-coated black plate is heated at a temperature within a range of 240 to 320°C during a heat treatment for 0.1 to 30 s, and the adhesion of the conversion coating to a back plate surface is improved. The heat treatment is executed at a manufacturing step of an anticorrosion black plate. Before the heat treatment, during the heat treatment and after the heat treatment, an organic coating or a polymer coating in the mode of paint is applied to the conversion coating of the black plate.SELECTED DRAWING: Figure 2
Inventors:
ANDREA MARMANN
TANJA LOMMEL
DR REINER SAUER
TATJANA KASDORF
MARTIN SCHLEICH
MONIKA MALEJCZYK
HANS-PETER RINK
TANJA LOMMEL
DR REINER SAUER
TATJANA KASDORF
MARTIN SCHLEICH
MONIKA MALEJCZYK
HANS-PETER RINK
Application Number:
JP2016144138A
Publication Date:
April 13, 2017
Filing Date:
July 22, 2016
Export Citation:
Assignee:
THYSSENKRUPP RASSELSTEIN GMBH
THYSSENKRUPP AG
THYSSENKRUPP AG
International Classes:
C23C22/82; B05D1/36; B05D3/02; B05D3/10; C09D201/00
Domestic Patent References:
| JPH02501638A | 1990-06-07 | |||
| JP2015028210A | 2015-02-12 | |||
| JP2001348676A | 2001-12-18 | |||
| JP2003118033A | 2003-04-23 |
Foreign References:
| US5149389A | 1992-09-22 |
Attorney, Agent or Firm:
Hiroe Associates Patent Office