国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7） C02（5）
IPC小类 B01J（7）
IPC B01J020/28（7）
发明人 ZHANG R（7）
公开年 2023（3）
申请年 2022（2） 
专利权人 UNIV ZHENGZH.（2）

Preparing nitrogen-doped reduced graphene oxide- based aerogel with a highly regularized structure used in adsorption material, comprises mixing graphene, nitrogen containing compound and reducing agent, performing gelation reaction to obtain hydrogel precursor; drying, carbonizing and cooling.

ZHANG R, MENG Q

Multilayer film of graphene oxide-polymer microgel used as adsorbent for removal of dye, is formed by alternately depositing polymer microgel and graphene oxide on quartz sheet or silicon wafer substrate by layer-by-layer self-assembly.

JIANG W, LI L, WANG J, MIAO S, ZHANG R, SHI X, LI X, WANG L, MA S

Preparing nano-magnetic graphene oxide-polyaniline composite material used to adsorption and purification of heavy metal ions and organic dyes, involves taking magnetic graphene oxide, adding aniline and hydrochloric acid, stirring ultrasonically, and controlling mixing temperature.

DONG L, GUO G, ZHANG R, QU S, WANG Y

Preparation of ordered sheet layer polyamidoxime oxidation graphene composite material used for extracting uranium from seawater, involves mixing polyamidoxime alkaline solution and graphene oxide aqueous solution, freezing and drying.

CHEN M, WANG N, ZHANG R, LIU T

Preparation of zirconium-modified magnetic chitosan graphene oxide to treat acidic wastewater, by dissolving chitosan in acetic acid solution, adding ferroferric oxide and graphene oxide and mixing with zirconium oxychloride octahydrate.

HAN R, LIU M, ZHANG R

Preparation of oil-absorbing carbon sponge, involves adding melamine sponge to graphene oxide, ultrasonically dispersing, freeze-drying, adding to ice, vacuum-drying, and calcining in reducing atmosphere.

ZHOU Y, QIU L, ZHANG R, WAN W, YANG Y, ZHANG Y, ZHANG Q

Graphene-supported zirconia composite material used for adsorbing and removing sulfate ions in water, is prepared by mixing oxidized graphene dispersion with zirconium oxychloride solution, and hydrothermally reacting precursor mixture.

FAN B, LI H, YE G, ZHANG R, LI Y, SHI C, YANG B, HAN F, YANG J