Title:
EXTERIOR COMPONENT AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2024/075454
Kind Code:
A1
Abstract:
An exterior component 1 is characterized in that: a metal substrate 2 made of titanium or a titanium alloy has fine recesses and projections 21 formed on the surface thereof, the average height H of the projections 22 being 5 nm to 50 μm; the projections 22 of the fine recesses and projections 21 are formed such that the ratio of the average height of the projections 22 to the average width W of the projections 22 is at least 0.25; and an anode oxide coating film 3 is formed to cover the fine recesses and projections 21. The present invention enables the appearance of a component to be made highly uniform, the component being of a dark color such as black and not having metallic gloss.
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Inventors:
SATO DAISUKE (JP)
KOBAYASHI EMIKA (JP)
KOBAYASHI EMIKA (JP)
Application Number:
PCT/JP2023/032153
Publication Date:
April 11, 2024
Filing Date:
September 01, 2023
Export Citation:
Assignee:
SANKEI GIKEN KOGYO CO LTD (JP)
International Classes:
C25D11/26; C23F1/00; G04B37/22
Domestic Patent References:
| WO2019244206A1 | 2019-12-26 |
Foreign References:
| JP2011162802A | 2011-08-25 | |||
| JP2009197284A | 2009-09-03 | |||
| JPH11256352A | 1999-09-21 | |||
| JPH0849095A | 1996-02-20 | |||
| JP2017222892A | 2017-12-21 | |||
| CN114871950A | 2022-08-09 |
Attorney, Agent or Firm:
MOTOI Shigeyuki (JP)
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