国家/地区 韩国（13）
IPC部 C（13）
IPC大类 C01（13） H01（13）
IPC小类 C01B（13）
IPC C01B033/02（13）
发明人 PARKSUNGHEE（5） LEE G（3） LIM J（3）
HEE L（2） HUNSOO P（2） LEE H（2）
LEE S（2） LIM J C（2） LIN Z（2）
OH S M（2） WU X（2）
公开年 2021（11） 2022（2）
申请年 2020（13）
专利权人 UNIV WOOSONG（5） DAEJOO ELECT.（3） KOREA ELECTR.（2）

Negative electrode active material used for lithium secondary battery, comprises nanoparticles, and polymer binder surrounding nanoparticles comprising core comprising silicon, shell formed on surface of core and including silicon oxide, and formed on surface of shell and comprising carbon.

KIM C J, JI D H, KIM I H, AN H J, JOON K C, ZEE D, AN H

Manufacturing high heat-resistance graphene-silicon-carbon nanotube composite for secondary battery comprises performing heat treatment in air atmosphere in temperature range showing thermal stability of high heat resistant graphene oxide.

HAN J, PARK J H, LEE H, CHO J, KIM J, LEE G

Silicon-based-carbon composite useful in cathode material of lithium secondary battery, comprises core-shell structure, where core includes e.g. silicon and magnesium silicate, and the shell includes first and second carbon layers.

HYUN L J, HUNSOO P, LEE S, HEE L, LIM J

Manufacturing silicon nanocomposite structure powder for anode material comprises refining micro-sized micro silicon powder into nano-sized nano silicon powder by milling and surface-oxidizing nano-silicon powder.

LEE G, LEE K S, CHOI Y, MOON S, YOO H

Manufacture of composite material used for secondary battery negative electrode, involves preparing graphene-antimony-silicon composite material powder using graphene oxide, antimony, lithium titanate and surface-modified silicon particles, calcining, cooling, and mixing with fluorine-based polymer.

PARKSUNGHEE

Producing silicon-graphene-carbon nanotube core-shell composite material, used for secondary battery comprises surface-modifying silicon particles, preparing core-shell powder, dispersing, freeze-drying, pulverizing and calcining.

PARKSUNGHEE

Manufacturing negative electrode material for composite secondary battery by dispersing alkoxysilane surface-modified silicon particles, graphene oxide, and Ti3C2Tx maxine with stearic acid, dispersing with lithium titanate, and calcining.

PARKSUNGHEE

Producing anode material containing silicon-graphene-silver nanowire, used for secondary battery comprises e.g. surface-modifying silicon particles, preparing graphene-silver nanowire core-shell powder, dispersing, and calcining.

PARKSUNGHEE

Manufacturing negative electrode material for secondary battery by dispersing alkoxysilane surface-modified silicon particles, graphene oxide, and antimony with stearic acid, freezing, dispersing with lithium titanate, and calcining.

PARKSUNGHEE

Nano silicon-graphene micro ball composite anode material for secondary battery comprises crystalline graphene having two-dimensional structure and nano-silicon particles and composite powder formed by bonding nano-silicon particles.

JEONG S, YANG S, LEE G, KIM B, RYUJIHYUN, LEE H, KIM I, JUNG S Y