国家/地区 中国（294） 世界知识产权组织（62） 韩国（58） 美国（26） 日本（18） 欧洲专利局（EPO）（16） 印度（13） 台湾（7） 加拿大（4） 澳大利亚（2）
IPC部 C（399）
IPC大类 C01（399）
IPC小类 H01M（399）
IPC H01M004/62（204） H01M004/36（152） H01M010/0525（126）
C01B032/194（94） H01M004/58（90） H01M004/38（73）
H01M010/052（72） C01B032/184（71） C01B032/05（69）
H01M004/587（66） B82Y030/00（64） B82Y040/00（64）
H01M010/054（59） H01M004/583（54） C01B025/45（40）
发明人 ZHANG J（20） ZHANG Y（16） WANG H（15）
LIU Y（14） LI X（13） ZHANG X（13）
CHEN Y（12） LI C（12） LI J（11）
LI Z（11） YANG H（11） ZHAO H（11）
LI Q（10） LI S（10） LI Y（10）
公开年 2022（399）
申请年 2022（182）  2021（172）  2020（45） 
专利权人 CHINA PETROL.（9） SEMICONDUCTO.（8） SINOPEC RES .（8） HEFEI GUOXUA.（7）
UNIV CENT SO.（7） UNIV TIANJIN（5） DAEJOO ELECT.（4） GUANGZHOU ZH.（4）
LG ENERGY SO.（4） SAMSUNG SDI .（4） TIANJIN AIKE.（4） UNIV CHINA E.（4）
EVERGRANDE N.（3） GUANGDONG BR.（3） HUNAN BRUNP .（3） KOREA INST E.（3）
KOREA INST S.（3） SHANDONG HAI.（3） UNIV GUANGDO.（3） UNIV HENAN N.（3）

Preparing graphene gel used for dynamic thermal management of lithium-ion batteries by e.g. preparing graphene oxide aqueous solution, adding ethylenediamine in graphene oxide solution, hydrothermally reacting, cleaning, freezing and performing high-temperature annealing treatment of graphene gel.

LIN M, YAN B, CHENG S, GUO X, ZHANG X

Nanocolloids composition, used for reduction of graphene oxide and waste water treatment, comprises graphene oxide and glycerol, and is prepared by dispersing varying amount of graphene oxide in glycerol and sonicating, followed by resting sonicated mixture to achieve thermal equilibrium.

SHUKLA R K, RAINA K K, MANORI S, SINGH P

Preparing cobalt-niobium-oxide useful in lithium ion battery cathode material, composite porous graphene composite material comprises obtaining graphene oxide dispersion, adding hydrogen peroxide solution into graphene oxide dispersion, heating, adding cobalt and niobium oxide and ball milling.

CHEN Y, CHEN P

Preparing vanadium-tungsten double-metal selenide material, comprises adding metal salt and oxidation graphene deionized water, ultrasonically dissolving, adding melamine into deionized water, adding formaldehyde solution, filtering, washing, freezing and carrying out selenizing annealing treatment.

YUAN X, DENG Q, WAN Q, CHEN J, SONG Y, WEI X, CHEN Q

Positive electrode material, comprises inner layer material and coating layer covering inner layer material, where inner layer material is lithium iron manganese phosphate based compound, coating layer comprises niobium carbide MXene and carbon.

PENG X, WANG X, LIU Y

Architected transitional metal dichalcogenides (TMD) foam used in battery for producing electrical energy, comprises layers of TMD arranged on top of each other along given direction Z, channels extending along given direction M, and pores.

TUNG V C, WEI X, FU J, XU W, DING L

Active material used for negative electrode, comprises core, and shell comprising metal particles which are one or more of magnesium, aluminum, silicon, calcium, iron, manganese, cobalt, nickel, zinc, and germanium, coated with alkali-metal-containing material on all or portion of particle surface.

KWON S, HONG S, KANG S, SHIM H, PARK B, HONG S H, SUNGHWAN K, SHIM H W, PARK B H

Silicon-oxygen material used for preparing material for forming negative electrode used for lithium ion battery, comprises silicon oxide, and is in the form of primary particles having preset Wadell sphericity.

CHEN X, PANG C, DENG Z, LIANG T, REN J, HE X, DENG C, REN J G, HUH S

Preparing hard carbon-soft carbon-fast ion conductor composite material involves weighing the lignin, starch, rare earth coupling agent, crosslinking agent, and graphene oxide solution to disperse uniformly, passing hydrothermal reaction, filtering, freezing and drying.

LIANG J

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