国家/地区 中国（9）
IPC部 C（9）
IPC大类 C01（9） H01（9） B82（4）
IPC小类 C01B（9）
IPC H01M010/0525（9）
发明人 WANG Q（9）
公开年 2022（4） 2020（2）
申请年 2022（4）  2020（2） 
专利权人 UNIV HARBIN .（2）

Low-temperature and fast preparation of oligomeric graphene with large interlayer distance useful in cathode material for potassium ion battery, comprises preparing graphene oxide dispersion by Hummers method, drying, placing graphene oxide powder in tubular furnace and heating.

WANG Q, QIN M, YAN J

Preparing graphene lithium-ion battery negative electrode composite material involves adding two dimensional graphene nano sheet into dispersing agent, using ultrasonic to uniformly disperse two dimensional graphene nano sheet into dispersing agent and forming uniform dispersion solution of graphene.

ZHONG H, QIN C, WANG Q, LIU L, WANG Z, LIN F, YAN H

Preparing lithium-ion material anode useful in preparing lithium-ion battery, comprises e.g. mixing ternary precursor and lithium source, calcining, crushing, sieving, mixing matrix anode, molybdenum source and graphene oxide, sintering, and mixing sintered powder with poly-N-isopropylacrylamide.

ZENG H, GAO Y, XUE B, LONG J, WANG H, WANG Q

Preparing lithium iron phosphate anode material useful in lithium ion battery anode sheet, comprises mixing, grinding and granulating trivalent iron, lithium, phosphorus and organic carbon source with flux and additive, pre-sintering and re-sintering after grinding and granulation for second time.

YU H, LI W, SUN C, HOU X, YIN L, CHEN K, WANG Q

Preparing high tap density lithium iron phosphate anode material comprises subjecting mixed solution of iron source, lithium source, carbon source and ion dopant to grinding treatment and spray treatment in turn to obtain precursor powder, sintering the precursor powder at high temperature.

ZHAO X, WANG Q, YANG J

Graphene/iron diselenide composite material used for lithium ion battery negative material, comprises iron diselenide nanoparticles uniformly distributed on the corrugated graphene nanosheets, and iron diselenide nanoparticles wrapped by the corrugated graphene nanosheets.

WANG Q, HU C, YAN J

Preparation of titanium dioxide-doped reduced graphene oxide aerogel composite material used as anode material, by mixing titanium dioxide and graphene oxide, adding ascorbic acid, solvothermally reacting, and drying.

WANG Q, HE J

Multicomponent three-dimensional conductive carbon network used in lithium ion battery, comprises carbon nanoparticles, carbon nanotubes and graphene nanosheets, where carbon nanotubes and graphene nanosheets are crosslinked.

LIU M, WANG Q, DING K, WANG J, ZHOU L, ZHANG Y

One-dimensional carbon-graphene composite material comprises conductive material, dispersant and proper amount of solvent.

CHEN Y, ZHANG K, WANG Q, WU A