Title:
EXTERIOR PANEL FOR HOME APPLIANCE, HOME APPLIANCE COMPRISING SAME, AND EXTERIOR PANEL MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2023/063536
Kind Code:
A1
Abstract:
The present invention relates to: an exterior panel for home appliances, having excellent reflectivity and durability and being applicable to the exterior of various home appliances; a home appliance comprising the exterior panel; and an exterior panel manufacturing method. Specifically, the exterior panel for home appliances comprises: an aluminum substrate which has, on one surface thereof, an engraved pattern having a predetermined width and depth, and which has micro-unevenness formed along the surface of the engraved pattern; a porous aluminum oxide layer formed on the engraved pattern; and a sealing layer for blocking a plurality of pores on the porous aluminum oxide layer, wherein the edge of the aluminum substrate is chamfered (C) or rounded (R).
Inventors:
LEE KYUNGHWAN (KR)
KOH YOUNGDEOG (KR)
KIM KWANGJOO (KR)
KIM JINJU (KR)
CHUN JIHWAN (KR)
KOH YOUNGDEOG (KR)
KIM KWANGJOO (KR)
KIM JINJU (KR)
CHUN JIHWAN (KR)
Application Number:
PCT/KR2022/010197
Publication Date:
April 20, 2023
Filing Date:
July 13, 2022
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
C25D11/04; B21C23/06; B24C1/10; C23F1/36; C25D11/16; C25D11/18; H05K5/04
Foreign References:
| KR20200052215A | 2020-05-14 | |||
| JP2012136749A | 2012-07-19 | |||
| JP2014058744A | 2014-04-03 | |||
| KR20100085704A | 2010-07-29 | |||
| KR20150053473A | 2015-05-18 | |||
| KR200288842Y1 | 2002-09-10 |
Attorney, Agent or Firm:
SELIM INTELLECTUAL PROPERTY LAW FIRM (KR)
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