国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01G049/08（6）
发明人 LIU H（2） WANG Y（2） ZHANG S（2）
公开年 2015（2） 2022（2）
申请年 2015（2）  2022（2） 
专利权人

Preparing graphene iron oxide-silicon dioxide composite particle, involves adding gelatin into water, adding aqueous phase into oil phase, spraying silicon dioxide aqueous solution and absolute ethanol dispersion of phenolic resin on preheated graphene iron oxide composite particles, and drying.

YE X, HE E, YIN S, WU H, DING D, YE Y

Preparing three-dimensional magnetic reduced graphene involves adding certain size of graphite oxide into dispersion liquid, stirring, mixing, adding reducing agent, mixing uniformly to obtain first mixing system, adding iron ion source to obtaind first mixed system, and dispersing ultrasonically.

ZHOU Y, GUO T, DING Z, CHEN J, NIU F, ZHANG S, YAN H, HAO G, GUO Y, HUI Z, WANG Y

Preparation method of carbon foam material for electromagnetic wave absorption application, involves mixing mixed solution of paraffin wax and ferroferric oxide with aqueous dispersion of nanocellulose and graphene oxide, ultrasonically treating, freezing, and annealing composite foam.

HE Y, LONG Q, LIU H

Graphene-supported ferroferric oxide absorbing material synthesis method using ascorbic acid reducing agent involves dispersing graphene oxide in water, obtaining graphene oxide dispersion, and adding ferric chloride hexahydrate solution.

WANG B, LIU H, ZHENG Z

Preparing reduced graphene oxide/iron oxide/quantum dot nanocomposite, comprises dispersing the reduced graphene oxide/iron oxide nanocomposites in poly diallyl dimethyl ammonium chloride solution, and ultrasonicating.

JIN B, MAO C, NIU H, TONG J, WANG Y, YANG Y, ZHANG S, YUAN M, YUAN Z, LIU P, JI G

Preparing composite mesoporous material, used as electromagnetic wave absorbing material, comprises e.g. preparing graphite powder, surface-treated graphite oxide, and graphene, ferroferric oxide or polyaniline nano-composite material.

FENG Y