国家/地区 中国（5）
IPC部 C（5） B（3）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC B82Y040/00（2） C01B031/04（2） C01B032/198（2）
C23C026/00（2）
发明人 LIU H（5）
公开年 2020（2）
申请年 2020（2） 
专利权人 POSCO（2）

Method for manufacturing graphene-coated steel sheet, involves modifying steel sheet to have negative charge and forming of first graphene oxide layer is performed using graphene oxide dispersion modified with amine group.

YOO H, KIM J, BAEK J, BYEON C, YOO H J, SU K J, BAEK J H, BYEON C S, BAI J, LIU H

Immersion spray etching comprises covering side of graphene-grown substrate with graphene film that needs to be retained with protective film, adding to flowing etching solution to etch substrate to form protective film/graphene.

LI T, LIU H, MAO D, ZHANG J

Preparing graphene involves etching the carbon alloy with etching solution to remove non-carbon elements in the carbon-containing alloy to obtain graphene, etching solution includes one to three of hydrochloric acid, sulfuric acid.

ZHONG L, WANG X, XU L, ZHANG Q, ZHOU Y, LIU H, WANG Y

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

Preparation of graphene/metal nanoparticle composite material involves pretreating oxidized graphite, then dissolving in water, carrying out ultrasonic dispersion, and adding obtained solution to plating solution containing metal salt.

XIA A, TANG X, YANG W, XIE C, LIU H, FAN J, HE F