国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01D（7）
IPC B01D053/02（7）
发明人 LIU X（2） LIU Y（2） ZHANG Y（2）
ZHANG Z（2）
公开年 2021（6）
申请年 2021（7）
专利权人

Preparation of modified graphene film used in system for capturing carbon dioxide in air, involves reducing graphene oxide sheets to obtain graphene sheets, using quaternary amine compounds to modify graphene sheet and preparing porous modified graphene membrane.

ZHANG Y, WANG J, XU S, BAI H

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

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

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

Preparing ordered lignin carbon-carbon nanotube composite material used for preparing hierarchical porous graphene, involves modifying lignin, preparing lignin/catalyst precursor, carbonizing and catalyzing precursor, and producing methane to make carbon nanotubes grow using self-catalytic reaction.

XI Y, LIU X, WANG H, KONG F, WANG S, YANG M, LIU Q, CUI H, ZHANG Z

Preparation of high-performance activated coke used for flue gas purification includes mixing primary activated coke and graphene oxide solution, polyacrylonitrile carbon fiber and solid hydrogel particles, molding, pressing and drying.

GAO P, ZHANG Y, WEI J, WANG R

New nitrogen-15 and nitrogen-14 interspersed uniform nitrogen-doped graphene useful in preparing graphene materials and modified graphene materials.

HUANG M, LUO X, DENG H, JIA Q, PENG S, ZHANG Z, XI S, LIU Y, LIU X, CHI S