国家/地区 中国（30）
IPC部 C（30）
IPC大类 C01（30）
IPC小类 C01G（30） H01M（26） C01B（20）
B82Y（4） H01G（4）
IPC C01G053/00（30）
发明人 LI Y（4） LIU Y（4） LI J（3）
YANG H（3） ABE K（2） CANTA A（2）
CHEN J（2） CHEN T（2） CUI J（2）
DENG P（2） DING Y（2） JIANG W（2）
LI L（2） LI X（2） LI Z（2）
公开年 2021（17） 2022（12）
申请年 2021（30）
专利权人 SVOLT ENERGY.（4） SEMICONDUCTO.（2） ZHEJIANG POW.（2）

Positive electrode material for forming active material layer in positive electrode sheet of lithium-ion battery, comprises positive electrode active material and coating layer comprising lithium-rich anti-perovskite lithium agent and conductive agent, covered on surface of active material.

YANG S, CHEN J, KE J

Preparing composite inorganic lithium salt-coated anode material useful in anode for lithium battery, comprises e.g. adding coupling agent into solvent, adding inorganic lithium salt and carbon material into mixed solution, adding anode material into solution, and transferring to rotary evaporator.

LI L, YANG Z, ZHOU Z, LV Y, REN Y, XU G, LIU Y

Active material used for positive electrode of lithium secondary battery, is made of nickel-based lithium transition metal oxide, and comprises at least one secondary particles comprising aggregate of primary macroparticles, and coating layer comprising carbon material.

DO J, LHO E, PARK K, HAN G, KWAK M, PARK S, LEE D, LEE S, JUNG W, LHO E S, PARK K J, MIN K, PARK S M, LEE D J, LEE S O, JUNG W M, ZHENG W, LI S, LI D, HAN J, PARK G

Preparing graphene-coated anode material for lithium ion battery, involves dispersing graphene/graphene oxide in solvent by mechanical action, adding anode material suspension under ultrasonic state, drying, and sintering in inert gas atmosphere i.e. helium gas, nitrogen gas and argon gas.

LI Y, JING D, SHAO L, FAN R, LIU Q

Preparing graphene carbon surface modified nickel cobalt lithium manganate ternary anode material, comprises e.g. dissolving nickel source, cobalt source and manganese source in solvent, and introducing graphene agent into mixed solution.

HAO B, YAN W, LIAO F, HU Y, SHE X, HE H, HU C, XU L

Preparation of composite graphene catalyst of double metal hydroxide used in anode material of lithium-sulfur battery, involves dispersing graphene oxide in formamide water solution, adding metal source, and stirring.

ZHANG D, XU J, LIU M, TANG R, KONG X

Preparing cobalt-free anode material with long service life, involves mixing cobalt precursor and lithium source, adding strong oxidizing initiator, grinding uniformly, reacting, sintering powder at low temperature, cooling sintered product, crushing and sieving.

LIN S, WANG Q, WANG H

Hard carbon composite material comprises inner core and outer shell, the inner core is hard carbon, the outer shell comprises alkali metal fast ion conductor, composite composed of conductive agent and amorphous carbon.

YANG H, LIU J, ZHAO X

Secondary battery used for electronic device and vehicle, comprises positive electrode active material and rectangular parallelepiped convex portion on surface of positive electrode active material.

SAITO J, MOMMA Y, OCHIAI T, YOSHITANI Y, ABE K, TANEMURA K, YAMAZAKI S, CYTOZO, CANTA A, TANEMURAKAZUKI, MONMA Y, SAITOU J

Preparing high vibration anode material for preparing anode pole piece for lithium ion battery used in electric vehicle, involves aging reaction material liquid in reaction container, and carrying out second solid liquid separation.

ZHANG C, ZHENG J, ZHOU Q, LI J