国家/地区 世界知识产权组织（25）
IPC部 C（25）
IPC大类 C01（25） H01（25） C23（3）
B82（2）
IPC小类 C01B（25）
IPC H01M004/36（25）
发明人 LIM J（5） HYUN L J（4） IMSUNGWOO（4）
JEON Y M（4） LEE H S（4） LIM J C（4）
LIM S W（4） PARK J G（4） JIN N（3）
LEE J（3） LEE J H（3） NAM S J（3）
SOHN K（3） SUN Q（3） YAMAZAKI S（3）
公开年 2022（25）
申请年 2021（19）  2022（4）  2020（2） 
专利权人 DAEJOO ELECT.（4） LG ENERGY SO.（3） SEMICONDUCTO.（3） NINGDE AMPER.（2）
SNU R DB FO.（2） UNIV SEOUL N.（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

Lithium or sodium-based battery used for e.g. portable electronic device, comprises anode at least partially covered on its side facing electrolyte by at least one artificial solid-electrolyte interphase layer with layer(s) of porous graphene with pores having preset average characteristic width.

CHOI K, HEIGHT M J

Cathode material useful in cathode sheet of secondary battery for terminal device, comprises an inner core i.e. a substance that can be reversibly inserted into and removed from active ions of anode material and a cladding layer.

LI Z, SUN Y, XIA S, LI Y, XIE F

Porous composite for battery structure, comprises several agglomerates comprising porous carbon having pores, catalyst nanoparticles deposited inside pores or on surface of porous carbon, sulfur compound deposited inside pores or interspersed among porous carbon, and electrically conductive material.

YANG J, MUNOZ E

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

Preparing graphene-carbon nanotube composite by controlling shape of graphene oxide (GO) by mixing surfactant and GO, reducing shape-controlled GO, modifying surface of reduced GO and surface of carbon nanotube and mixing surface-modified reduced GO and surface-modified carbon nanotube.

KIM G S, CHOI H K

Porous silicon structure for producing porous silicon-carbon composite for negative electrode active material for lithium secondary battery, includes silicon particles, and has oxygen and silicon atoms.

JEON Y M, PARK J G, LEE H S, LIM S W, NAM S J, LIM J C, LEE J H, IMSUNGWOO, JIN N, LIM J, HYUN L J

Porous silicon composite used for porous silicon-carbon composite for negative electrode active material for lithium secondary battery, comprises silicon particles and magnesium compound.

JEON Y M, PARK J G, LEE H S, LIM S W, NAM S J, LIM J C, LEE J H, IMSUNGWOO, JIN N, LIM J, HYUN L J

Secondary battery e.g. lithium ion secondary battery used for vehicle and electronic devices, comprises positive electrode and negative electrode containing active materials containing graphite and silicon, and graphene compound.

KURIKI K, NAKAO T, OCHIAI T, TAKAHASHI T, YAMAZAKI S

Positive electrode for secondary battery for vehicle, power storage system and electronic device, comprises active substance, another active substance, and glass, or active material, another active material, glass, and conductive material, where active materials comprise composite oxide compounds.

YAMAZAKI S, KAKEHATA T, YOSHITOMI S, KAWATSUKI A