国家/地区 中国（15） 世界知识产权组织（2）
IPC部 C（18）
IPC大类 C01（18）
IPC小类 C01B（18） H01M（11） C01G（4）
H01G（4） B82Y（2） H01B（2）
H01Q（2） H05K（2）
IPC C01B032/19（18）
发明人 LI J（2） LIU Y（2） WANG Q（2）
WANG Y（2） ZHANG K（2） ZHENG L（2）
公开年 2023（12） 2022（6）
申请年 2022（18）
专利权人

Producing and depositing graphene film on anode involves creating graphite dispersion, electrostatically charging graphene dispersion by addition of organic amine salt, and applying conductive graphene film to anode by electrophoretic deposition.

WEIJIA L, GONG S

Laminated structure composite of graphene with low defect concentration useful as cathode material of alkali metal ion battery, comprises low-defect concentration graphene active substance i.e. iron(II,III) trichloride compound.

WU L, ZHENG L

Preparing manganese-based catalyst of ORR reaction of alkaline condition, comprises dispersing graphene oxide (GO) uniformly in aqueous solution of ethylene glycol, adding aqueous solution of dicyandiamide (DCDA) and adjusting pH of resulting mixed solution to be alkaline.

SUN C, XU M

Power generation and low-cost energy storage charging by adding nano-graphene balls to photovoltaic glass, adding photoelectric conversion rate to coating, fixing energy storage cabinet on ground, converting low-peak electricity into direct current, and adding nano-graphene balls to cables and wires.

YU H, ZHANG X

Preparation method of graphite material for battery, involves adding nano graphite powder after acid washing in second mixture powder intercalation reaction, adding concentrated acid solution, and washing solid matter by using deionized water.

YANG J

Preparing easily dispersible graphene composite powder conductive agent, comprises e.g. stirring and mixing expanded graphite powder, carbon material, dispersant, additive, intercalation expansion agent and deionized water, stripping formed mixed material, then homogenizing, pulverizing and drying.

SUN P, LV X, LIU G, XU J

Synthesizing ferric oxide and reduced graphene oxide by covalent coupling useful in preparing lithium-ion battery anode materials, comprises e.g. adding graphite powder and sodium nitrate into acid solution, adding potassium permanganate and strong oxidizing agent and dispersing in alcohol solution.

XIE W, LI R, WANG Y, QIU S, WU Q

Preparing titanium-doped graphene-coated lithium iron phosphate cathode material, comprises e.g. mixing and dispersing graphene oxide and titanium carbide-MXene etching dispersion liquid in solvent, adding lithium source, iron source and phosphorus source, sintering and crushing.

DENG Q, FAN S, WANG Z, QIN H, HU Z, ZHANG C, ZHENG L, SHEN W, LUO B, WANG D

Graphene electrode does not contain a conductive material and binder used in electricity storage device such as electric double layer capacitor and lithium ion batteries, consists essentially of graphene.

JIE T, WANLI Z, SHIQI L, KUN Z, TANG J, ZHANG W L, LIN S Q, ZHANG K

Preparing graphene powder useful for preparing super capacitor electrode material, involves soaking compound B with potassium hydroxide, carbonizing under argon atmosphere, washing with acid, filtering, de-ionized water washing to neutral, and drying.

FANG C, HONG J, SUN D, LIN J, HUANG W