国家/地区 韩国（21） 世界知识产权组织（19） 中国（18） 欧洲专利局（EPO）（17） 美国（11） 日本（8）
IPC部 H（21） C（4）
IPC大类 H01（21） C01（4）
IPC小类 H01M（21） C01B（3）
IPC H01M004/62（20） H01M010/052（18） H01M004/02（15）
H01M004/36（14） H01M004/131（9） H01M004/38（7）
H01M004/48（7） H01M004/13（6） H01M004/505（6）
H01M004/587（6） H01M004/04（5） H01M004/133（5）
H01M004/525（5） H01M010/0525（5） H01M004/58（4）
发明人 SOHN K（5） SUN Q（5） KIM J（4）
LEE J（4） LEE Y（4） LEE Y J（4）
LI L（4） SHEN S（4） SHIN S（4）
SHIN S Y（4） HYUN K（3） JEONG D（3）
JIN Q（3） JIN X（3） JUNG D（3）
公开年 2022（21）
申请年 2021（21）
专利权人 LG ENERGY SOLUTION LTD（21）

Lithium secondary battery for electric vehicles, comprises a positive electrode comprising positive electrode mixture layer comprising positive electrode active material and lithium-cobalt-zinc oxide additive, negative electrode, and electrolyte.

KIM S K, OH S, KIM H, JO C H

Secondary battery including two types of negative electrodes having different compositions, comprises separator interposed between positive electrode and negative electrode, where negative electrode is stacked and built in battery case together with elect.

CHOI J M, KWON Y, LEE S M

Positive electrode active material for lithium secondary battery, comprises lithium transition metal oxide having coating layer derived from crumpled graphene, where crumpled graphene has specific thickness.

KIM T, KIM J, KIM M, KWAK M, KON K T, SU K, MIN K

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

Secondary battery e.g. lithium secondary battery for use in portable device e.g. portable computer, has conductive carbon layer that is formed on portion or all of inner surface of battery case, and conductive layer that is formed with conductive polymer layer and conductive epoxy layer.

YUN H, KANG S, YUN H W, JIANG S

Porous carbon material of core-shell structure used in sulfur-carbon composite used in lithium secondary battery, comprises core comprising stack structure of carbon sheets and carbon-containing shell surrounding core.

JEONG Y, SOHN K, LEE C, JUNG Y C, LI C, SUN Q

Negative electrode for lithium-ion secondary battery comprises negative electrode current collector and negative electrode active material layer comprising negative electrode active material comprising lower layer facing surface of current collector and upper layer on lower layer.

LEE S, PARK S, SHIN S, LEE Y, CHOI J, LEE S M, PARK S M, SHIN S Y, LEE Y J, HYEON C, LI L, SHEN S, PIAO S

Positive electrode for lithium ion secondary battery in e.g. electric vehicles, has positive electrode active material layer formed on surface of positive electrode current collector.

KIM J, LEE S, LEESORA, LI S, JIN Z

Anode used in lithium secondary battery, comprises current collector and anode active material layer placed on surface of current collector and comprising anode active material comprising magnesium-containing silicon oxide, conductive material comprising single-walled carbon nanotubes and binder.

OH I, SHIN S, KIM D, LEE Y, OH I G, SHIN S Y, LEE Y J, LI L, JIN D, SHEN S, WU Y

Anode used in lithium secondary battery, comprises current collector, and located on current collector, anode active material having magnesium-containing silicon oxide, and graphene coating layer, conductive material having single-walled carbon nanotube, and negative electrode active material layer.

OH I, SHIN S, KIM D, LEE Y, OH I G, SHIN S Y, LEE Y J, LI L, JIN D, SHEN S, WU Y