Title:
表面処理金属部材、加熱器具
Document Type and Number:
Japanese Patent JP6955617
Kind Code:
B2
Abstract:
To provide a surface treatment metal member capable of preventing discoloration by oxidation under high temperature environment without generation of appearance abnormality other than discoloration by oxidation, such as crack of a coated film or whitening, and reduction of corrosion resistance of a substrate.SOLUTION: In a surface treatment metal member having a coating layer 12 formed on a surface of a metal layer 11, the coating layer 12 is layered on the metal layer 11 and prevents Fe element in the metal layer 11 from diffusing under the high temperature environment via a first layer 21 and prevents appearance defects to the high temperature environment via a second layer 22 by having the first layer 21 which contains a silica compound and the second layer 22 which is laminated on the first layer 21 and contains an aluminum-based compound or a zirconia-based compound.SELECTED DRAWING: Figure 2
Inventors:
Hironobu Imaizumi
SUZUKI SUZUKI
SUZUKI SUZUKI
Application Number:
JP2020186008A
Publication Date:
October 27, 2021
Filing Date:
November 06, 2020
Export Citation:
Assignee:
Cleanup Corporation
International Classes:
C23C26/00; B32B9/00; B32B15/04; F24C15/00
Domestic Patent References:
| JP2001172777A | ||||
| JP2004342679A | ||||
| JP2011202084A | ||||
| JP2005343107A |
Attorney, Agent or Firm:
Yasuhiko