公开(公告)号：US20220081779A1

公开(公告)日：2022-03-17

申请号：US17471625

申请日：2021-09-10

Applicant: LG ELECTRONICS INC.

Inventor： Sangheon SONG ,  Jin Woo Shim ,  Jong Hun Lim ,  Younghyun Park

IPC: C23G5/00 ,  C01B32/50 ,  C11D7/02 ,  C11D11/00 ,  C23D5/02

Abstract: The present disclosure relates to a treating method of a metal surface, and a coating method thereof using the same. A treating method of a metal surface may include grinding solid carbon dioxide and then spraying the ground solid carbon dioxide onto a metal surface. After spraying the ground solid carbon dioxide, irradiating short-wavelength ultraviolet rays on the metal surface, thereby removing foreign substances attached to the metal surface, reforming the metal surface into a hydrophilic surface and improving wettability of a coating material.

公开(公告)号：US10906217B2

公开(公告)日：2021-02-02

申请号：US16077245

申请日：2017-01-19

Applicant: LG Electronics Inc.

Inventor： Jiwon Shin ,  Kyungdo Kim ,  Seokjae Jeong ,  Younghyun Park

IPC: B29C45/14 ,  B05D5/06 ,  B05D7/14 ,  B05D7/24 ,  B32B15/08 ,  B32B27/18 ,  B32B18/00

Abstract: Disclosed is a molded article including a base layer, a surface layer having a resin and formed to cover at least a portion of the base layer, and a reflective material mixed with the resin and reflecting light, wherein the reflective material includes a metal flake, and a metal oxide layer stacked on the metal flake.