国家/地区 韩国（3） 世界知识产权组织（2）
IPC部 C（3）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC C09D005/00（2） C09D007/61（2）
发明人
公开年 2023（3）
申请年 2022（2） 
专利权人 POSCO（3）

Heterogeneous coated steel sheet useful for display device comprises grater, heat insulating coating layer formed on first region and heat dissipation coating layer formed on second region of first surface of steel sheet.

KIM J K, CHO J D

High-strength steel plate comprises base steel plate, and ferrite layer having internal oxide layer on which iron-nickel alloy layer is formed with excellent surface quality formed in internal oxide layer from surface of ferrite layer.

LEE K, LEE C, KANG K, KIM N, JANG Y, LEE J, KANG K C, KIMNAMAH, JANG Y M

Antimicrobial coating composition used for forming layer for forming antimicrobial coated steel sheet, comprises polyester resin, curing agent, antimicrobial agent, pigment, and solvent.

JO D, JO D H