公开(公告)号：US12162795B2

公开(公告)日：2024-12-10

申请号：US16925736

申请日：2020-07-10

Applicant: LG Electronics Inc.

Inventor： Taehee Kim ,  Dongwan Seo ,  Taeho Kim ,  Ju Hyeong Kim ,  Yongsoo Lee

IPC: C03C17/23 ,  A47J27/00 ,  C03C17/00

Abstract: A cooking appliance includes a cooking chamber, a door that is configured to open and close the cooking chamber and has a door glass, a coating layer that is disposed at least one surface of the door glass and made of a coating composition. The coating composition includes 20 to 40 wt % of phosphorus pentoxide (P2O5), 15 to 30 wt % of aluminum oxide (Al2O3) and zirconium dioxide (ZrO2), 10 to 30 wt % of sodium oxide (Na2O) and potassium oxide (K2O), 10 to 25 wt % of boron trioxide (B2O3), and 10 to 15 wt % of zinc oxide (ZnO).

公开(公告)号：US11912610B2

公开(公告)日：2024-02-27

申请号：US16945343

申请日：2020-07-31

Applicant: LG Electronics Inc. ,  KONGJU NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION

Inventor： Taeho Kim ,  Dongwan Seo ,  Yongsoo Lee ,  Taehee Kim ,  Ju Hyeong Kim ,  Woon-Jin Chung ,  Hansol Lee ,  In-Gun Kim

IPC: C03C17/00 ,  C03C17/23 ,  A47J27/00 ,  B82Y30/00

CPC classification number: C03C17/23 ,  A47J27/002 ,  C03C17/001 ,  B82Y30/00 ,  C03C2217/214 ,  C03C2217/216 ,  C03C2217/22 ,  C03C2217/228 ,  C03C2217/229 ,  C03C2217/23

Abstract: A coating composition, coating glass and a method for preparation thereof, and a cooking appliance including the coating class are described. The coating composition includes a coating material and a heat conductive oxide nano powder that is 5 to 10 wt % with respect to a weight of the coating material. The coating composition provides an excellent infrared reflective function, a high transmittance, and an excellent cleaning performance.