国家/地区 中国（10） 美国（6） 韩国（5） 世界知识产权组织（5） 欧洲专利局（EPO）（3） 日本（3） 印度（2）
IPC部 B（15）
IPC大类 C01（15）
IPC小类 C01B（15）
IPC C01B032/198（15）
发明人 KIM J（2） LIU H（2） YOO H（2）
YOO H J（2）
公开年 2021（5） 2018（3） 2022（3） 2023（2）
申请年 2020（3）  2021（3）  2022（3）  2019（2） 
专利权人 POSCO（2）

Depositing graphene or graphene oxide onto substrate from gaseous source of carbon precursor involves using plasma-enhanced chemical vapor deposition method, where carbon precursor consists of ethylene and the process is carried out in absence of carrier gas.

JOUIAD M, EL MARSSI M, LEJEUNE M

Method for performing metallization process in surface of graphene metal-based composite material used in e.g aerospace, involves adding reducing agent for fully stirring, separating, water washing and drying to obtain surface metallization of graphene powder.

HU Y, ZHANG Q, LI Q

Carbon steel material useful for heat sink in electrical and electronic devices comprise carbon steel substrate, and reduced graphene oxide coating layer formed on the carbon steel substrate.

DOW H S

Preparing nanoparticles on a substrate for composite, involves depositing micro-sized particles or salt precursors on a substrate, and applying a rapid, high temperature thermal shock to the substrate and the micro-sized particles or the salt precursors.

YAO Y, CHEN Y, HU L

METHOD FOR OBTAINING COMPOSITE COATINGS BASED ON GRAPHENE OXIDE.

IONI YU V, SUSLIN S G

Method for enhancing photoreduction reaction driven by plasmons at interface comprises e.g. performing plasma metal-mediated light reduction after modification of cover glass surface with 3-aminopropyltriethoxysilane, immersing graphene oxide flakes, and performing sputtering.

LIU D, WANG J, SHENG H, LI Z, ZHU Y, LV G

Battery with replaceable electrodes comprises a provision for making battery scalable to be used as either AA or AAA battery with the required voltage and current flow.

JOSHI R P, DHAMI H S, PANDEY A, KUMAR P, JOSHI B P, KUMAR V, SHARMA K, SHARMA V, SHARMA S, MEHTA V

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

Preparing high-performance graphene composite aluminum sheet useful for aerospace, automobile parts and electrical parts, comprises cutting aluminum sheet, soaking pure aluminum flake in dopamine aqueous solution and cleaning flake graphite.

ZOU X

Composite powder useful for powder metallurgy and additive manufacturing processes, comprises particles with a core of an iron based material and a coating of a graphene based material.

JANSSON U, TIDEN S, TAHER M, DIAZ L, REMONEN T, JANSSEN U