国家/地区 韩国（31）
IPC部 C（31）
IPC大类 C01（31） H01（31） C23（4）
C04（2）
IPC小类 C01B（31）
IPC H01M004/36（31）
发明人 IMSUNGWOO（5） LIM J（5） LIM J C（5）
LIM S W（5） SOHN K（5） SUN Q（5）
HYUN L J（4） JEON Y M（4） LEE H S（4）
PARK J G（4） CHOI J（3） JIN N（3）
LEE J（3） LEE J H（3） LEECHANGSUP（3）
公开年 2022（18） 2021（8） 2023（5）
申请年 2021（31）
专利权人 LG ENERGY SO.（6） DAEJOO ELECT.（5） UNIV KEIMYUN.（3） SEMICONDUCTO.（2）
SNU R DB FO.（2） UNIV SEOUL N.（2）

Cathode active materials useful for secondary batteries, comprises carbon-based base material, silicon layer formed on carbon-based base material, and graphene provided on outside of silicon layer.

CHAE S

Silicon-based active material useful for a negative electrode of a lithium-ion battery comprises porous silicon particles derived from diatom, where silicon particles have doped layer doped with metal oxide and coating layer.

YOUNG P C, KIM E, KIM N, KIM W

Cathode active material useful in secondary battery, comprises silicon inner core whose surface is coated with first coating layer, where first coating layer is carbon-containing layer, and second coating layer coated on first coating layer, where second coating layer is sulfur single layer.

HUANG Q, WEN Y, MA Q, GUAN Y, ZHAO Y, MA C Y, HWANG C

Manufacturing electrode material by hydrostatic pressure pressing comprises injecting sulfur-supported precursor into elastomer mold, performing hydrostatic pressurization and lowering internal pressure of hydrostatic pressure pressurizer.

ROH K C, LIM G, KANGSEOHEUI

Active material used for negative electrode for lithium secondary battery, comprises silicon particles comprising coating portion derived from coupling agent, amorphous carbon portion on silicon particles, and carbon-based conductive material comprising coating portion derived from coupling agent.

KIM K B, KIM Y H, CHOI S, CHOI Y G, CHUNGRYONG M, MA Z, CHOI Y, JIN R, JIN G

Lithium battery, e.g. solid state battery, used in electric vehicles, comprises cathode, anode, liquid-impermeable ion-conductive membrane, and interlayer has metal-carbon composite between anode and liquid-impermeable ion-conductive membrane.

LEE M, KIM J, ROEV V, KIM J S

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

Manufacturing graphene quantum dot/silicon/carbon nanomaterial composite useful e.g. for manufacturing secondary battery, comprises e.g. synthesizing graphene quantum dots/silicon nanoparticles/carbon nanofibers or carbon nanotubes complex.

LEECHANGSUP, SERA K, CHOI J

Manufacturing silicon/carbon nanofiber (CNF)/graphene composite for manufacturing secondary battery, by mixing and dispersing silicon nanopowder and CNF in ethanol, ultrasonically processing, adding aqueous graphene oxide solution, stirring, performing vacuum filtration and drying.

LEE C S, CONG R, CHOI J Y, LEECHANGSUP, FEMALE T, CHOI J