国家/地区 中国（10）
IPC部 C（10）
IPC大类 C01（10） H01（4） B22（3）
C22（3）
IPC小类 C01B（10）
IPC C01B032/19（4） C01B032/194（4） B22F009/04（3）
C22C014/00（3） B22F001/02（2） B22F003/105（2）
C01B032/184（2） C22C001/05（2） H01M004/1393（2）
H01M004/587（2） H01M010/0525（2）
发明人 FU H（5） GAO B（5） LI K（4）
CUI W（3） DONG L（3） LIU Z（3）
SUN Y（3） YIN J（3） ZHANG Y（3）
ZHOU L（3） HU C（2）
公开年 2021（4） 2020（3） 2019（2）
申请年 2021（4）  2019（3）  2020（2） 
专利权人 UNIV NORTHEASTERN（10）

Preparing graphene by exfoliating graphite-type material by confinement electrochemical method, comprises preparing mixed electrochemical stripping solution, wrapping confined metal, pre-stripping at constant voltage, filtering and washing exfoliated graphite material and freeze-drying.

LIU W, FU H, SUN Y, LIU Z, YIN J, HU L, SHI Z, GAO B

Preparing graphene surface coated and doped with polyaniline used as conductive filler, by adding graphene and aniline to mixed solution comprising deionized water and N-methylpyrrolidone, stirring, performing sonication, adding ammonium persulfate and hydrochloric acid, centrifuging and drying.

WU H, DONG Y, LI Q, FAN W, CUI J

Preparing high-strength plasticity titanium-graphene composite material based on hierarchical compounding, by weighing graphene powder material and titanium alloy powder respectively, and charging into ball milling tank for ball milling under argon gas and alcohol as process control agent.

DONG L, ZHOU L, CUI W, ZHANG Y

Preparing titanium-graphene composite material comprises ball milling graphene powder material and titanium alloy powder in a ball mill set with tank filled with argon gas for protection, and performing densification sintering and molding.

DONG L, ZHOU L, CUI W, ZHANG Y

Preparing a titanium-graphene composite material with strong plasticity matching involves dispersing graphene oxide in a mixed solvent of deionized water and alcohol, mixing deionized water and alcohol according to a volume ratio.

DONG L, ZHOU L, CUI W, ZHANG Y

Preparing high-quality reduced graphene oxide used for manufacturing button lithium battery, involves mixing graphite and concentrated sulfuric acid, adding potassium permanganate, using strong flow pulse electron beam, and vacuuming.

GAO B, LI K, SUN Y, YIN J, FU H, ZHU G, LIU Z

Preparing low-layer gauze-shaped nitrogen-doped graphene for button-type supercapacitor, mixing flake graphite, sulfuric acid and nitric acid, reacting by ethanol intercalation solvent, treating, filtering, drying, embedding and reacting.

GAO B, FU H, LIU Z, KAN J, LI K, SUN Y, YIN J

Preparation of low-layer graphene in lithium-ion battery, by centrifuging and washing graphene oxide solution with water, then ultrasonically processing, freeze drying, putting sample into tubular heating furnace, heating and reducing.

GAO B, HU C, FU H, LI K, WANG Y, ZHOU Y

Preparing nitrogen-sulfur double-doped three-dimensional graphene involves adding the a carbon precursor, a solvent, and dopant to the autoclave, stirring the mixture uniformly, and then reacting the obtained mixture.

FENG Z, WANG L, XING P, DU X, LI D, YAN S

Preparing nitrogen-containing doped graphene comprises e.g. adding concentrated sulfuric acid to graphite powder, mixing with nitric acid, slowly adding potassium permanganate; heating, stirring, heating solution; and cooling solution.

GAO B, FU H, DU H, HU C, LI K