国家/地区 中国（14） 欧洲专利局（EPO）（2） 日本（2） 韩国（2） 美国（2） 世界知识产权组织（2）
IPC部 C（14）
IPC大类 C01（14） B82（3） B01（2）
C23（2）
IPC小类 C01B（14）
IPC C01B032/198（14）
发明人 LIU H（14）
公开年 2021（3） 2017（2） 2018（2） 2019（2） 2020（2） 2022（2）
申请年 2019（3）  2021（3）  2018（2）  2020（2） 
专利权人 POSCO（2） SHANDONG OUB.（2）

Preparing tunable wettability composite surface comprises e.g. ultrasonically cleaning titanium sheet in absolute ethanol, preparing graphene oxide, drop-coating graphene oxide on cleaned titanium sheet, focusing laser on surface of titanium sheet, femtosecond laser processing and heat treating.

CHEN Z, ZHANG C, LIU H, CHEN J, GU G

Modification of graphene oxide carboxyl functionalization involves reducing graphene oxide, generating defect sites in base surface of graphene oxide, oxidizing using oxidizing agent comprising potassium permanganate and perchloric acid, and obtaining carboxyl at defect site of graphene oxide.

GAO C, LIU H, FU X, CONG Z

Graphene oxide modified geopolymer recycled concrete used as building material for sewer pipe network, comprises fly ash, recycled coarse aggregate, natural river sand, alkali activator, graphene oxide, and distilled water.

CHEN C, WANG X, ZHU P, LIU X, LIU H

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 tumor drug targeting carrier useful for preparation of antitumor drug comprises preparing graphene oxide hydrogel, polyaluminum ferric chloride, nano-grade polyaluminum iron chloride particles and loading.

LI H, FAN R, WANG Y, WU C, LIU H, JIN H, ZHU J

Electrode device useful for preparing graphene oxide by electrolytic oxidation method comprises an electrolytic anode and an electrolytic cathode, where the electrolytic anode comprises a main electrode plate made of strong acid corrosion resistant nickel-based alloy.

QIN J, LI X, FENG F, BAI Y, LIU H, TIAN M, LIU Z, BAI X, FAN H

Preparation of reduction graphene engine oil energy-saving improver by mixing absolute ethanol and base oil, then pouring into graphene oxide ethanol solution for dilution, stirring and mixing, and adding reducing agent hydrazine hydrate.

TENG Y, LIU H, JIAO Z, WANG Q, LI N, GUO J, DU H, ZHAO M

Controllable reduction of modified graphite alkenyl oxide body comprises e. g. preparing chitosan-modified oxidized graphene by using chitosan and oxidized graphene, and mixing chitosan-modified graphene oxide and polyvinylidene fluoride.

GUAN S, LIU H, TANG Y, WANG L

Preparation of magnetic graphene oxide-laccase for decolorization of malachite green dye, involves preparing magnetic graphene oxide, dispersing in citrate phosphate buffer solution, heat preserving, and separating.

QIAO W, LIU H, FU B

Preparing mineral acid intercalated graphene oxide-carbon dioxide absorbing material involves adding flake graphite and sodium nitrate to three-necked flask, then adding concentrated sulfuric acid and potassium permanganate and stirring.

XU J, LIU H, LI J, ZHAO L, XING W, ZHU H