Patent ID: 11912610
Assignee: LG ELECTRONICS INC.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  A  F  B | IPC A  B  C

Claim 0:
1. A cooking appliance, comprising:
a cooking chamber;
a door configured to open and close the cooking chamber, the door comprising a door glass;
a coating layer disposed at least one surface of the door glass and made of a coating composition, the coating composition comprising 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,
wherein the coating material comprises:
20 to 40 wt % of phosphorus pentoxide (P2O5),
17 to 29.5 wt % of aluminum oxide (Al2O3),
0.5 to 3 wt % of 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).