国家/地区 韩国（10） 中国（2） 欧洲专利局（EPO）（2） 日本（2） 美国（2） 世界知识产权组织（2）
IPC部 C（10）
IPC大类 C23（10）
IPC小类 C23C（10） C09D（4） B05D（2）
C01B（2） C08K（2）
IPC C23C026/00（4） C23C028/00（4） C09D007/12（3）
B05D007/14（2） B05D007/24（2） C01B031/02（2）
C08K003/04（2） C23C002/02（2） C23C002/06（2）
C23C016/26（2）
发明人 JUNG Y G（10） KIM J K（10） KIM J S（10）
YOO H J（10） LEE S K（3） JUNG Y（2）
KIM J（2） LIU H（2） YOO H（2）
公开年 2014（10）
申请年 2012（10） 
专利权人 POSCO（10）

Surface treated steel sheet with improved corrosion resistance, lubricating, and electrical conductivity property, comprises graphene layer, and steel substrate.

KIM J K, YOO H J, JUNG Y G, KIM J S

Surface-treated galvanized steel sheet used for component for motor vehicle and electric home appliances, has steel substrate, and plating layer, graphene layer and resin layer sequentially formed on steel substrate.

KIM J K, YOO H J, JUNG Y G, KIM J S

Manufacture of surface-treated steel plate involves heating steel plate in chemical vapor deposition chamber at preset temperature by supplying precursor gas comprising carrier gas, cooling, and forming graphene layer.

KIM J K, YOO H J, JUNG Y G, KIM J S

Galvanized steel sheet has steel substrate, molten zinc plated layer, and graphene layer formed between steel substrate and molten zinc plated layer.

YOO H J, KIM J K, LEE S K, JUNG Y G, KIM J S

Graphene oxide useful in graphene-polymer composite used in coating liquid, for coating steel sheet.

YOO H, KIM J, JUNG Y, YOO H J, KIM J K, JUNG Y G, KIM J S, LIU H

Electro-galvanized steel sheet having excellent surface appearance comprises a steel substrate, a graphene layer formed on the steel substrate, and a zinc coating layer.

KIM J K, YOO H J, JUNG Y G, KIM J S

Manufacturing graphene coated steel plate, comprises forming hydroxyl component on surface of steel sheet, coating graphene or graphene oxide on surface of sheet, treating surface of sheet with aqueous solution, and heat-treating sheet.

YOO H J, KIM J K, LEE S K, JUNG Y G, KIM J S

Graphene coating composition, useful in a coating layer of e.g. galvanized steel sheet, comprises graphene oxide modified with acrylate, oligomer, monomer, and a photoinitiator.

YOO H J, KIM J K, JUNG Y G, KIM J S

Manufacturing graphene coated steel plate, comprises generating plasma gas, passing gas through water or organic compound to generate functional group, binding functional group on surface of material, and coating graphene on surface.

YOO H J, KIM J K, LEE S K, JUNG Y G, KIM J S

Surface-treated steel sheet comprises a steel sheet substrate and graphene containing polymer resin layer at the upper part of the steel sheet substrate.

KIM J K, YUN H C, YOO H J, KIM J S, JUNG Y G, KIM J, YUN H, YOO H, JUNG Y, LIU H