国家/地区 中国（26） 美国（3） 世界知识产权组织（3）
IPC部 C（29）
IPC大类 C01（29）
IPC小类 C01B（29）
IPC C01B032/184（29）
发明人 CAI J（3） CHEN Q（3） LI T（3）
MENG F（3） XU Z（3） CHEN Y（2）
DENG W（2） LIU Z（2） NAVEH D（2）
REN Z（2） TIAN Y（2） WANG Y（2）
WANG Z（2） XU J（2） YANG C（2）
公开年 2022（19） 2023（10）
申请年 2022（29）
专利权人 GUANGDONG MO.（3） UNIV SOUTHWE.（3） AECC BEIJING.（2） UNIV BARILAN（2）

Method for preparing high-conductivity nanometer graphene colloid useful in field of printed circuit board involves mixing nano-graphene material with additive, dissolving in water, and performing ball milling and ultrasonic dispersion treatment.

ZHAO Y, CHAI X, HU C, YANG G

Preparation of graphene film involves coating graphene oxide slurry on porous substrate to obtain graphene oxide film, punching incompletely dried film, drying completely, heat-pretreating, carbonizing, and high-temperature graphitizing.

HE J, XIAO W, LIANG H, CAI J

Preparing graphene-based thermally conductive/conductive composite material, comprises e.g. pressing open-cell metal foam laminate, annealing pressed foam metal, catalyzing graphene on the surface of the metal foam substrate, removing the metal substrate, and post-processing.

CHENG H, LIU H, MA C, REN W

Preparation of high-thermal conductivity graphene heat-dissipation film involves adding graphene oxide film to be treated to chamber of continuous microwave processing equipment, vacuuming chamber, pretreating, and performing photoreduction and high-temperature structural reformation process.

ZHAO Z, ZHANG Y

Method for preparing graphene heat-conducting film of electronic product, involves introducing protective gas for performing graphitization treatment process, and naturally cooling to obtain graphene heat conducting film.

ZHOU R, ZHOU W

Three-dimensional graphene foam useful as wave absorbing agent of wave absorbing material, comprises mixing graphene oxide slurry, reducing agent and pore-forming agent, performing hydrothermal reaction, and vacuum-drying graphene gel.

CHEN Q, GUO L, LIANG Y, WANG Y, LIU Z, WANG B, WEI S

Production of solid carbon used in composition of matter, involves receiving carbon dioxide and water in reactor, dissociating carbon dioxide and water to form dissociated species, exposing dissociated species to electric field to facilitate reactions, generating and outputting solid carbon.

STOWELL M W, SIENKO L, STOWELL W M

Preparing reduced graphene oxide/MXene/titanium dioxide/iron carbide multilevel heterostructure porous microsphere absorbing material comprises dispersing graphene oxide and Ti3C2TxMXene suspension in water, freeze-drying, mixing porous microspheres with metallocene, adding carbon fibers, reacting.

XU P, WANG G, QIN F

Preparing graphene composite copper heat-conducting film comprises adding graphene oxide into water, stirring to obtain graphene oxide slurry, adding copper sulfate solution, coating graphene oxide-copper sulfate composite slurry on substrate, heat-treating, sintering composite nano-copper film.

PAN Z, ZHOU M

Preparing three-dimensional oriented porous airgel loaded hollow oxide nanocube useful in field of wave absorption, comprises e.g. carbonizing chitosan/graphene oxide airgel, loading zeolitic imidazolate framework-67 nanocube on airgel, and processing airgel using solution containing metal ions.

MAN Q, ZHUANG X, WU Q, PAN L, GAO Y