国家/地区 中国（5）
IPC部 B（5）
IPC大类 C02（5）
IPC小类 C02F（5） B01J（4） C08G（2）
C08J（2） C08L（2）
IPC C02F101/22（5）
发明人
公开年 2022（2）
申请年 2022（2） 
专利权人

Preparing high stability sulfate lignin complex nanometer microsphere used as adsorbent for absorbing and removing heavy metal ion in water, comprises pulping black liquor after removing impurity, dripping the graphene oxide ethanol dispersion into the lignin solution, freezing and drying.

ZHU B, LIN Y, DENG Y, LIANG L, MENG X, HE M, YAN Z, ZHAO M, WU T

Preparing composite chromium ion-imprinted hydrogel involves using polycarbonate microsphere to obtain silicon dioxide hollow microsphere, preparing respectively thiolated graphene and alkyne-functionalized polyacrylamide, and using thiolated graphene and alkynyl functionalized polyacrylamide.

ZHAO J, HU J, XU J, MU J

Preparing dendritic composite nanowire three-dimensional electrode material useful for sewage treatment containing hexavalent chromium, comprises e.g. growing polypyrrole nanowires on three-dimensional anode, adding aniline to sulfuric acid, stirring, and reacting to obtain electrode material.

CHEN J, LIANG C, FAN C, QIU S

Chitosan-polydopamine-graphene hydrogel adsorbing material comprises mercaptochitosan, dopamine hydrochloride and biomass-based porous graphene.

YI S

Composite adsorption material for adsorbing e.g. organic material in aqueous system, is formed by filling holes of porous spherical crosslinked resin with modified graphene oxide obtained by modifying graphene oxide with modifying agent.

WANG S, ZHENG R, WU X, ZHONG H, CAO Z