国家/地区 中国（15）
IPC部 C（15）
IPC大类 C01（15） H01（4） B01（3）
IPC小类 C01B（15）
IPC C01B032/184（6） C01B032/194（6） B01J013/00（2）
C01B032/198（2） H01M004/36（2） H01M004/62（2）
发明人 LIU Y（15）
公开年 2023（15）
申请年 2022（9）  2021（4）  2023（2） 
专利权人 PETROCHINA C.（2） UNIV CHINA P.（2） UNIV CHONGQI.（2）

Preparing magnetic fluorescent graphene, involves grinding graphite flakes and stainless steel needles magnetically, oxidizing with concentrated nitric acid and concentrated sulfuric acid, then ultrasonicating, calcining, dissolving in deionized water, suction filtering, dialyzing, and freeze-drying.

SONG Z, LI J, LIU Y, ZHAO Z, ZHANG B

Evaluating number of graphene layers comprises e.g. coating graphene mixed slurry on copper foil, drying, preparing button battery with dried copper foil as electrode sheet of current collector, and estimating number of graphene layers of graphene powder according to charge-discharge curve.

LIU Y, WANG B, SUN L, ZHOU L, SHI X, WANG X, LI B

Intelligent deformable thermal protective gas gel material used as e.g. intelligent aircraft or intelligent thermal control management switch, comprises composite shape memory silicon dioxide gas gel base body, high elastic nano fiber gas gel reinforcing body and stimulus response driving doped body.

ZHANG H, ZHAO Y, LEI C, HUANG H, LI W, LIU Y, ZHANG W

Preparing germanium embedded graphene layer-based three-dimensional carbon network composite material useful in preparing lithium-ion battery cathode, comprises e.g. preparing pluronic F-127 solution, adding germanium(IV) oxide, graphene oxide and carbon nanotubes, sonicating, and carbonizing.

LIU Y, ZHENG X, GUO X, GU H, ZHANG J

Device for preparing graphene, has driven gear provided with connecting rod, where outer wall of connecting rod is circumferentially provided with multiple stirring paddles, and top part of device main body is provided with feeding port.

LI Y, ZHANG S, SHANG J, GAO C, LIU Y

Method for preparing pore-rich thin layer graphene, involves pre-treatment of oil raw material using catalytic oil slurry or residual oil through delayed coking treatment to obtain coking liquid product as pre-processing raw material oil.

ZHANG R, XU Q, BI Q, WANG X, LIU Y, WANG L, WU M, HE S, ZHAO Q, ZHANG H

Method for preparing graphene material by using catalytic oil slurry as raw material in cross field of petrochemical industry and carbon nano material science, involves mixing thermal polycondensation oil with extractant for extraction separation, where extractant in lower layer liquid is steamed.

YU Z, XU Q, BI Q, WANG X, LIU Y, ZHAO Q, WANG L, WU M, ZHANG H, HE S

Preparing fluorinated graphene used as composite heat-conducting film, involves uniformly mixing oxidized graphene with polyvinylidene fluoride, calcining under protection of inert gas, and carrying out fluorination reaction.

GUO S, WANG X, ZHANG L, LIU Y, YUAN X, ZHANG G, HUO J

Preparing graphene, involves mixing lignin with water, reacting with preset amount of nitric acid, dispersing formed black solid phase in water, hydro-thermally treating liquid,at preset condition, removing liquid phase, subjecting obtained water-soluble graphene to dialysis treatment and drying.

LIU Y, YU Q, LI G, MA Q, WANG J, CHEN X, WU F, ZHOU P, LI H, PENG W

Preparing oxidation-resistant elastic graphene airgel comprises e.g. soaking elastic graphene aerogel in condensed ring aromatic compound solution, water activation and freeze-drying, atomic layer deposition, annealing, soaking in polydimethylsiloxane solution, and curing and vacuum heat treatment.

HUANG H, WANG P, ZHANG E, CHENG P, LIU Y, LI W, ZHANG W