国家/地区 中国（11）
IPC部 C（11）
IPC大类 C01（11）
IPC小类 C01B（11）
IPC C09K003/00（11）
发明人
公开年 2021（9） 2022（2）
申请年 2021（11）
专利权人

Preparing high frequency soft magnetic ferric oxide/tin dioxide/graphene composite wave absorbing material for communication device, involves preparing oxidation graphene dispersion ultrasonically dispersing concentration prepared by hummer's method graphene then adding distilled water.

WANG J, CUI D

Preparation of cobalt-iron-carbon/reduced graphene oxide electromagnetic wave absorption composite material by dissolving graphene oxide in deionized water, adding citrate and cobalt salt, dissolving, and pouring ferricyanide solution.

GAO H, SHI Z, WEI S, CHEN S

Preparing composite thin film electromagnetic protective material based on MXene-reduced graphene oxide comprises taking titanium carbide colloidal solution, mixing, reacting with graphene oxide suspension and colloidal solution, filtering to form film, placing in quartz glass sheet and annealing.

WANG Q, SUN X, WANG L, ZHOU X, ZHAO M, WAN H, QU Z, CHENG E, WANG P

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

Preparing silicon carbide composite material, comprises mixing silicon source, ethanol and water, placing whole crucible in vacuum tube high-temperature furnace for reaction, storing, and freeze-drying solid material removed from solution.

FENG K, ZHAO T, ZHOU Z, SHI D

Graphene composite material useful in thermally conductive and/or electrical shielding materials, comprises carbon-coated hollow silicon dioxide connected with laminated structure of layered reduced graphene oxide.

PANG H, YU Y, ZHAO Y, LIAO B, ZHANG X

Carbon nanotube base film material prepared at atmospheric pressure comprises carbon nanotube in the surface of carbon nanotube base film material arranged with orientation.

WU N, ZENG Z

Preparing nitrogen-doped reduced graphene oxide aerogel used for preparing microwave absorbing material, by mixing graphene oxide dispersion liquid, urea and ethylene glycol, performing hydrothermal reduction reaction, placing hydrogel in ethanol aqueous solution, and freeze-drying.

WANG W, WANG X, DOU F

Preparation of boron carbonitride nanosheet used as supercapacitor electrode material for, e.g. catalytic adsorption material by weighing and mixing carbon source, boron source and nitrogen source, drying, grinding, degassing, and heating.

YU W, XIN B, LUO J, SHEN D, KONG F, YU M, LIU Y, YUAN X, FAN M, ZHU R

Graphene porous film material used for preparing terahertz wave shielding layer, has predetermined thickness and pores in membrane stacked in flat spindle shape.

PENG W, MA Q, DENG X, SHEN Y, LIU Z, YANG Y, YU S, SUN Z, GAO A, YU Q, YU F