国家/地区 中国（14） 美国（4） 欧洲专利局（EPO）（3） 印度（3） 日本（3） 韩国（3） 世界知识产权组织（3） 巴西（2） 加拿大（2）
IPC部 B（16）
IPC大类 B01（16） C01（16） C02（2）
H01（2）
IPC小类 B01D（16）
IPC C01B032/184（16）
发明人 CHEN T（2）
公开年 2021（16）
申请年 2020（8）  2021（7） 
专利权人

Palladium-doped reduced graphene oxide/zinc oxide-tin oxide heterojunction quaternary composite material for hydrogen sensor as gas-sensing material, comprises particle formed by agglomeration of particles which are based on reduced graphene oxide with two-dimensional network structure.

ZHAO P, MA T, CHEN T, ZHANG X, SUN J

Graphene production device, has rotating shafts located on peripheral side of inner part of box body and fixedly installed with agitating blade, where inner bottom wall of body is installed with ultrasonic vibrator.

DONG S, ZHANG Z, NIU N, DUAN L, LIU J, YU Y, YU M, LI M

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Production of graphene-carbon nanotube composite used for e.g. electrode material, involves adding reducing agent to graphene oxide dispersion and reducing by heating, acid treating carbon nanotubes, dispersing reduced graphene and acid-treated carbon nanotubes in solvent, and spray-drying.

YOO H, HAN S Y

Preparation of flexible bulk amine modified graphene mesoporous material for carbon dioxide adsorption, involves dispersing graphene oxide aqueous solution, adjusting pH value to obtain dispersion, mixing with high amine aqueous solution to obtain mixture, molding and freeze-drying.

YU J, LEI C, LIU Y, HE J, DU Y, SONG M

Membrane e.g. graphene membrane for use in filter and filtration, has pores that includes relatively large and small pores, filler particles are lodged within relatively large pores and graphene platelets fill relatively small pores.

OGUNTUASE N

Preparing mesoporous tin oxide nanorod/nitrogen doped graphene sensitive material useful for absorbing formaldehyde comprises mixing tin salt solution and graphene oxide, adding nitrogen doping agent, freezing, drying and cooling.

LU J, CAO Q, WANG Y, XU C, LI C

Janus film in wet sensitive anti-fake product, in oil/water separation, comprises hydrophobic area and hydrophilic area at same time.

ZHAO X, YONG X, SUN Y, CHEN T, SHAO D, SONG Y, LI L, SHI S

Preparation of low temperature selective catalytic reduction activity modified filter material comprises preparing zirconium-manganese-iron oxide loaded on reduced graphene oxide and combining with e.g. polyphenylene sulfide fiber.

ZHENG Y, ZHOU M

Preparing graphene modified material comprises e.g. adding graphene, iron salt and ferrous salt into water, ultrasonic blending, annealing, cooling, filtering, modifying graphene, grafting filtering, washing, freezing and drying.

FAN L, GE D, DU J, LIU Z, CHENG Z, XING C