国家/地区 中国（23） 韩国（10） 世界知识产权组织（10） 台湾（2） 美国（2）
IPC部 C（32）
IPC大类 C01（32）
IPC小类 H01M（32） C01B（28） C01G（9）
B82Y（7） C01D（4） C01F（4）
C23C（3）
IPC H01M004/48（32）
发明人 LIM J（4） HYUN L J（3） IMSUNGWOO（3）
JEON Y M（3） LEE H S（3） LIM J C（3）
LIM S W（3） PARK J G（3） WANG X（3）
HE X（2） HEE L（2） JIN N（2）
LEE J H（2） LI G（2） LI J（2）
公开年 2022（32）
申请年 2021（19）  2022（10）  2020（3） 
专利权人 DAEJOO ELECT.（3） NINGDE AMPER.（2）

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 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

Aqueous secondary lithium battery used for power battery of electric vehicle, has anode, cathode, separator and mixed salt electrolyte, where cathode material of cathode is binary niobium-based oxide composite material and mixed-salt electrolyte comprises e.g. mixed salt of aqueous lithium salt.

CHEN L, ZHU X, SUO L

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

Lithium/silicon/carbon composite cathode useful in lithium ion battery comprises composite of ultra-thin lithium with lithium hexafluorophosphate on surface in situ and substrate infiltrated with oxygen heterocyclic monomer solution through in situ polymerization.

XIN S, YIN Y, WANG W, GUO Y

Manufacturing composite for anode material in secondary battery including pre-treated carbon nanotube comprises e.g. mixing graphene, silicon-based particles, carbon nanotubes, and solvent to obtain mixed solution.

HAN J, PARK J H, KIM J, CHO J, LEE D, AHJEONG J

Silicon oxide-based composite cathode active material useful e.g. for lithium secondary battery, comprises magnesium silicate, crystalline silicon and alkali metal element.

KIM H, JUNG D J, HAN Y D

Preparing graphene material of cathode electrode ion battery, involves extracting raw material, extracting proper amount of natural graphite, bicarbonate and potassium permanganate, and then taking water.

SHI J, GE T

Negative electrode used for nickel-metal hydride battery, such as batteries for mobile devices, vehicles and storage batteries for renewable energy generation, comprises carbon material containing graphene.

NAKANISHI H, KOJIMA Y, YAMAZAKI M