国家/地区 中国（18）
IPC部 C（18）
IPC大类 C01（18） H01（6） B82（4）
B01（3） C08（2） C09（2）
C23（2）
IPC小类 C01B（18） B82Y（4） B01J（2）
C01G（2） C23C（2） H01B（2）
H01M（2）
IPC C01B032/194（18）
发明人 LI Y（18）
公开年 2022（18）
申请年 2021（11）  2022（7） 
专利权人 HANGZHOU JIA.（3）

Preparing graphene copper composite material useful in supercapacitors and motor drive devices, comprises e.g. pre-setting multi-layer copper foil in hot pressing chamber, adopting chemical vapor deposition, preparing graphene film on copper foil surface, and sintering graphene-copper.

GONG M, ZHAO M, LI M, CHEN C, CHEN Q, YANG W, LI Y, WANG Y, LIU B, PEI Z, ZHANG X, LIANG J

Preparing core-shell type nano ceramic powder based on graphene coating used for modifying ceramic composite material, involves mixing polyamino cationic perylene bisimide graphene dispersant with deionized water, adding modified nano ceramic powder suspension into graphene dispersion, and stirring.

LI Y, XIE Y, FENG Z, XIN H, HU Y

Narrow particle heat stable tungsten carbide powder, useful in e.g. hard alloy, rock drill bit and thermal spraying coating, comprises sandwich-type nanometre sheet.

YE X, XU J, XIANG Z, LI Y

Preparation of hybrid graphene oxide material used for preparing nanofiltration membrane for filtering dye, involves mixing graphene oxide aqueous dispersion and composite nanosphere aqueous dispersion, and preparing composite nanosphere hybrid graphene oxide material from obtained dispersion.

WANG M, ZOU R, YANG Z, LI Y, SHANG S, CHEN C, LI R, XIAO G

Preparing graphene fluoride of high thermal stability, insulation and high thermal conductivity, comprises e.g. evacuating dry graphene, performing, passing fluorination reaction mixed gas into buffering kettle, performing fluorination reaction with graphene.

LIU C, LI Y, WANG X, LIU X, HUANG B, LIU Y

Preparing graphene-based aerogel with ultrafast light-thermal response involves adding graphene oxide sponge and acidified carbon nanotubes into deionized water successively, dispersing, adding lithium sulfate, liquid-phase self-assembly occurs, then quickly freezing, and then freeze-drying.

QIN W, LI Y, LU S, YAO Y, SHI T, WU X

Preparing low-reflection graphene terahertz wave band sheet, comprises preparing oxidized graphene film, designing square Fresnel ring structure, and using laser direct writing technology to reduce the oxidation of graphene film.

ZHANG H, YANG Q, HUANG H, WU Y, LI Y, SUO Y, WEN Q

Preparing nitrogen-doped graphene-metal nano-particle film used in e.g. energy storage, involves mixing oxidized graphene solution, metal nanoparticles and water-soluble amine cross-linking agent, and coating obtained mixture.

CHENG J, LI Y, ZHANG P, AN X

Preparing graphene-coated anode material for lithium ion battery, involves dispersing graphene/graphene oxide in solvent by mechanical action, adding anode material suspension under ultrasonic state, drying, and sintering in inert gas atmosphere i.e. helium gas, nitrogen gas and argon gas.

LI Y, JING D, SHAO L, FAN R, LIU Q

Graphene-supported noble metal powder used in Schottky device, involves mixing oxidized graphene solution, gold/platinum noble metal precursor solution and reducing agent i.e. ascorbic acid, hydrazine hydrate and sodium borohydride, and carrying out hydrothermal reduction reaction.

LIU Y, PU Z, WANG H, FENG J, LI Y, DUAN J, ZHANG H