国家/地区 中国（21） 韩国（10） 世界知识产权组织（6） 美国（2）
IPC部 C（31）
IPC大类 C01（31） H01（31） B01（3）
C23（3） B22（2）
IPC小类 C01B（31）
IPC H01M010/052（31）
发明人 WANG X（3） CHEN H（2） GUO X（2）
HUANG S（2） KIM Y H（2） LI C（2）
LI Y（2） MYUNGJUN S（2） RYU K S（2）
SONG M（2） YANG S（2） ZHANG M（2）
ZHANG Y（2）
公开年 2023（31）
申请年 2022（22）  2021（5）  2023（4） 
专利权人 LG ENERGY SO.（2） UNIV ULSAN F.（2）

Porous carbon material used in positive electrode for lithium-sulfur battery, has specific surface area and impurities removed through pretreatment using microwaves.

SONG M, PARK I, CHOI R, LEE H, KIM Y, PARK S, YANG S, MYUNGJUN S, PARK I T, KIM Y H

Producing sulfide solid electrolyte for all-solid-state batteries comprises preparing lithium sulfide, diphosphorus pentasulfide, dissolving and dispersing components in pyridine solvent, removing pyridine solvent, and sintering.

RYU K S, RAJESH R

Porous silicon-carbon composite used as anode active material for lithium secondary battery, comprises core-shell structure containing silicon particles and carbon, core including silicon particles, and shell including carbon layers.

LEE J H, LIM S W, PARK H J, NAM S J, LIM H H, LIM J C, HYUN L J, IMSUNGWOO, PARK H, JIN N, HEE L, LIM J

Preparing single crystal high-nickel cobalt-free material comprises e.g. mixing single crystal high-nickel cobalt-free precursor with lithium source, carrying out calcination, and mixing second single crystal high nickel cobalt free calcined material with graphene oxide solution.

LI C, YU H, XIE Y, LI A

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

Preparing self-supporting graphene-based carbon microsphere cathode frame comprises dispersing chitin microspheres of doped metal hydroxide into water, dispersing metal/nitrogen co-doped carbon microsphere coated by graphene, binder and conductive agent into water, filtering and drying.

ZHOU P, ZHANG L, MA T, YANG Y, YU S

Intercalated composite material used as material for anode lithium, comprises iron fluoride particles and carbon layer, where iron fluoride particle is inserted between interlayer structures of carbon layer.

HUANG W, CHEN N, HONG J, CHEN H, YUE H

Silica/titania/carbon composite material, includes a core, an intermediate layer and an outer layer, where the core includes a silicon compound, the intermediate layer includes titania, and the outer layer includes a carbonaceous material.

DING S, YAN Z

Preparing carbon-silicon composite material, comprises e.g. weighing stearic acid coupling agent into porous carbon powder, heating and stirring uniformly, and dripping proper amount of oxidation solution graphene grinding.

LI P, XUE Y, GUO X

Preparing lithium sulfide useful for synthesis of sulfide solid-state electrolytes, comprises mixing metal lithium and elemental sulfur, and micro-gap filling by gaseous carbon source composed of porous carbon, graphene, carbon nanotube, carbon fiber, carbon black, graphite and/or acetylene black.

WANG X, QIN L