US 11,655,533 B2
Exterior material of home appliance, home appliance including exterior material and manufacturing method of exterior material of home appliance
Hyun Seok Shin, Suwon-si (KR); Kwang Joo Kim, Seoul (KR); Young Deog Koh, Seongnam-si (KR); Jin O Kwak, Suwon-si (KR); Da Hyun Byeoun, Suwon-si (KR); Young Min Yoo, Suwon-si (KR); Kyung Hwan Lee, Suwon-si (KR); and Min Kyung Lee, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Appl. No. 16/609,178
Filed by Samsung Electronics Co., Ltd, Suwon-si (KR)
PCT Filed Apr. 19, 2018, PCT No. PCT/KR2018/004529
§ 371(c)(1), (2) Date Oct. 28, 2019,
PCT Pub. No. WO2018/199548, PCT Pub. Date Nov. 1, 2018.
Claims priority of application No. 10-2017-0055711 (KR), filed on Apr. 28, 2017.
Prior Publication US 2020/0224303 A1, Jul. 16, 2020
Int. Cl. C23C 14/06 (2006.01); B05D 5/08 (2006.01); C23C 14/02 (2006.01); C23C 14/22 (2006.01); C25D 11/38 (2006.01); C25F 1/04 (2006.01); F24C 15/00 (2006.01)
CPC C23C 14/0605 (2013.01) [B05D 5/08 (2013.01); C23C 14/021 (2013.01); C23C 14/025 (2013.01); C23C 14/0611 (2013.01); C23C 14/221 (2013.01); C25D 11/38 (2013.01); C25F 1/04 (2013.01); F24C 15/00 (2013.01); Y10T 428/30 (2015.01)] 4 Claims
OG exemplary drawing
 
1. An exterior material of a home appliance comprising:
a substrate including a surface subjected to a passivation treatment;
a diamond like carbon (DLC) coating layer formed on the passivated surface of the substrate;
a buffer coating layer formed between the substrate and the DLC coating layer to improve adhesion between the substrate and the DLC coating layer; and
an anti-fingerprint coating layer formed on an upper surface of the DLC coating layer.