国家/地区 中国（63） 美国（6） 世界知识产权组织（6） 欧洲专利局（EPO）（2） 印度（2）
IPC部 C（66） B（46） H（5）
A（2）
IPC大类 C01（66）
IPC小类 C01B（66）
IPC C01B032/184（66）
发明人 WANG Y（5） CHEN Y（3） LI X（3）
LIU X（3） WANG F（3） WANG R（3）
WEI Y（3） WU F（3） XU Y（3）
YANG J（3） YU H（3） ZHANG L（3）
ZHANG Y（3） CHEN G（2） CHEN W（2）
公开年 2018（16） 2020（11） 2021（11） 2019（7） 2022（7） 2017（6） 2016（5） 2023（2）
申请年 2018（13）  2019（11）  2017（10）  2020（10）  2021（9）  2022（6）  2016（4）  2015（3） 
专利权人 UNIV TSINGHU.（4） CHINESE RES .（2） UNIV NANCHAN.（2） UNIV NANJING（2）
UNIV SHANDON.（2） UNIV TONGJI（2）

Preparing magnetically reduced graphene oxide-based composite material used in field of oil-water separation, involves providing graphene oxide material, mixing oxidized graphene material, trivalent iron salt, amine compound and dispersing solvent uniformly to form graphene dispersion.

SHEN L, WANG G, ZENG Z, XU Y

Preparing nitrogen-doped porous graphene used for efficient catalytic reduction of aromatic nitro compound, involves preparing graphene oxide suspension and freeze-drying; dispersing graphene oxide aerogel, nitrogen-containing precursor and activating agent into deionized water.

QI M, WANG M

Phenolic-graphene oxide composition useful in membrane separation process, comprises phenolic-graphene oxide.

MAJUMDER M, AKBARIVAKILABADI A, EL MERAGAWI S, JOVANOVIC P

Silver doped manganese dioxide-nitrogen doped graphene aerogel evaporator useful for converting solar photothermal steam comprises nitrogen-doped graphene aerogel as carrier, graphene doped with silver graphene oxide nano-particles loaded with silver-doped manganese dioxide nano-particles.

ZHOU C, TIAN Y, YANG S

Preparing graphene-based photo-thermal conversion material comprises taking silicon carbide in the graphene oxide solution and ultrasonic stirring, adding surfactant, stirring and allowing to stand in the water, quickly freezing the complex precursor, and drying.

ZAN R, WANG Y, LI Y, FEI L

Preparing patterned nitrogen-sulfur co-doped graphene aerogel, comprises ultrasonically dispersing graphene oxide into water, adding thiamine hydrochloride or rhodamine to graphene oxide dispersion, ultrasonically processing, freezing and drying.

XU C, ZHANG N, ZHONG H, ZHANG L, WEI K, SHENG Z

Preparing magnetron graphene-based micro-nano motor comprises mixing ferric chloride crystal powder with deionizgraphene-baseded water, immersing in ferric chloride solution, attaching carbon-based microspheres, and pumping out gas in vacuum cavity and continuously introducing oxygen.

CHEN X, HOU M, YAN L, XIE B, GUO Y, CHEN Y

Preparing device for in-situ removal of heavy metals from sludge by electrokinetic coupling of graphene hydrogels, involves adding graphite to the mixed solution of concentrated sulfuric acid and concentrated phosphoric acid, adding potassium permanganate to the mixed solution.

WU Y, LIU M, WANG Y

Preparing graphene oxide used for catalyzing peroxymonosulfate degrading organic waste water containing sulfathiazole, comprises e.g. dissolving dried spirulina powder in water, adding anhydrous calcium chloride, citric acid and sodium hypochlorite, pre-carbonizing, pyrolyzing, and oxidizing.

LIU Y, WANG K, HE S

Waste recycling device for preparing graphene, has discharging pipe provided with sealing plug, and bolt connected between outer side cover body of sealing cover and flange, where end of plug is flush with end part of pipe of flange.

TIAN R, TAN Y