国家/地区 中国（49） 世界知识产权组织（2）
IPC部 C（50） H（13） B（12）
G（4）
IPC大类 C01（50）
IPC小类 C01B（50）
IPC C01B032/194（15） C01B032/184（13） C01B032/19（8）
H01M004/62（6） C01B032/05（5） B82Y030/00（4）
B82Y040/00（4） C01B032/186（4） C01B032/198（4）
H01M004/36（4） H01M010/0525（4） H01M010/54（3）
B01D061/00（2） B01J021/18（2） B01J023/72（2）
发明人 LI J（50）
公开年 2022（50）
申请年 2022（37）  2021（11）  2020（2） 
专利权人 BEIJING GRAP.（5） SHENZHEN CAI.（5） CHANGZHOU XI.（3） UNIV KUNMING.（3）
TECH INST PH.（2）

Comprehensive resource recovery and reuse of titanium dioxide by-product ferrous sulfate and waste graphite cathode materials, comprises e.g. mixing titanium dioxide by-product ferrous sulfate and waste graphite cathode material with high-molecular organic matter and calcining.

LI Q, LI J, WU C, HAO X, LI L, CHEN M, QI J, SHEN X, SHANGGUAN E

Preparing niobium pentoxide/graphene lithium ion negative electrode material involves taking niobium oxalate and graphene conductive slurry for subsequent use, adding distilled water, dissolving oxalic acid niobium to form niobium oxalate solution and adding niobium oxalate solution.

WANG X, LI J, ZHANG H, QIAO Y, LUO J

Conductive activated carbon cathode material useful for sodium ion battery, where antimony-doped tin oxide formed in activation process is simultaneously used as carbon material activation catalyst, conductive agent for conductive activated carbon, and active component of cathode materials.

LI J, LIU B, ZHOU L, LI L, WU J, MA S, WANG M

Preparation method of composite material graphene, involves regulating pulse current density under oxygen-free atmosphere to make metal substrate return controlling pulse current density to make metal substrate deposited with graphene return and re-crystallize again, growing to form graphene film.

WANG X, HUO Y, LI J, CAO Z, XIAO Z

Preparation of graphene from graphene oxide used in e.g. coatings, involves adding magnesium powder to graphene oxide dispersion liquid, heating, filtering to obtain filter cake, washing with hydrochloric acid solution, and drying.

LI J

Carbon-based material post-modification reactor, has feeding port located at a point upstream from reactor and adapted to feed carbon-based raw material into reactor, discharging port located at point downstream from reactor, screw conveying device disposed in reactor.

KU T, HSIEH C, LI J, GU D, XIE Z, LI Z

Lithium-rich transition metal oxide-reduced graphene oxide-carbon composite lithium supplement additive useful for preparing lithium-ion batteries, preferably preparing anodes for lithium-ion batteries, comprises core-shell structure with double carbon coating.

LI J, ZHANG K, HONG B, WANG S, ZHU B, LAI Y, ZHANG Z

Method for comprehensively recovering and regenerating of waste dry battery, involves roasting manganese powder in waste dry battery, mixing obtained filtrate with sodium carbonate solution after iron removal, and collecting and drying precipitate to obtain manganese carbonate.

ZHU S, YUAN J, LI S, LI J, WANG Y, MA A, ZHENG X

Method for preparing highly fluorinated graphene, comprises preparing graphene oxide by improving Hummer method, ultrasonically dispersing graphene oxide, deionized water, hydrofluoric acid and potassium permanganate, and performing ultrasonic-hydrothermal reaction coupling.

TIAN L, CHEN L, ZHU P, YANG X, LI J, NIU B, PENG Y, OU B

Preparation of functionalized modified graphene oxide used in preparation of negative electrode material, involves dispersing graphene oxide in water to obtain first solution, dispersing organic small molecular substance containing substituent on benzene ring in ethanol to obtain second solution.

JIN H, LI J, XU H