国家/地区 中国（70）
IPC部 C（70）
IPC大类 C01（70） H01（66） B82（16）
C23（4） H05（4） C08（3）
B01（2） C09（2）
IPC小类 C01B（70）
IPC C01B032/05（70）
发明人 LI J（5） LI Z（5） WANG H（4）
LIU H（3） LIU J（3） LIU Y（3）
YANG Y（3） ZHAO Y（3） CAO J（2）
CHEN J（2） CHEN Y（2） FAN Z（2）
KONG F（2） LI B（2） LI C（2）
公开年 2021（40） 2022（28） 2023（2）
申请年 2021（70）
专利权人 SVOLT ENERGY.（3） HENAN BATTER.（2） KUNSHAN BAOC.（2） KUNSHAN KPLJ.（2）
NINGDE AMPER.（2） UNIV SHANGHA.（2） UNIV SOUTH C.（2）

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

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-rich transition metal oxide-reduced graphene oxide-carbon composite lithium supplement additive useful for preparing lithium-ion batteries, preferably preparing anodes for lithium-ion batteries, comprises core-shell structure with double carbon coating.

LI J, ZHANG K, HONG B, WANG S, ZHU B, LAI Y, ZHANG Z

Preparing carbon-coated alpha-nickel hydroxide nano-sheet used as super capacitor electrode for super capacitor device comprises mixing raw materials, preparing by coprecipitation method, reacting dispersion, naturally cooling to room temperature, using water and ethanol to wash, and drying.

Active material used in negative electrode for lithium secondary battery, comprises pores having preset size, and silicon-based compound having preset ratio of peak intensity in region having specific wavelength in Raman spectrum.

PARK G O, YOO S K, CHUNG J H, ZHENG Z, YU S, PARK G

Spherical hard carbon composite material, comprises using hard carbon precursor particles as raw material, and conductive two-dimensional material composite to obtain spherical hard carbon composite material precursor, spherical granular hard carbon composite material.

ZHAO M, MIAO Y, CAO H

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

Preparing carbon-supported magnetic nanoparticle and nitrogen-doped magnetic graphene, involves mixing molecules capable of simultaneously providing carbon and nitrogen source and metallocene to obtain mixture of raw materials and catalyst, dispersing mixture, heating, and naturally cooling.

ZHAO Y, MA C

Cathode material prepared by coke without graphitization useful for preparing lithium-ion battery, comprises asphalt raw material, organic solvent, catalyst e.g. soluble iron, surfactant, graphene and wrapping raw materials, where organic solvent comprises mixture of organic solution and metal salt.

CHEN J, YE L, LI J, YU M

Preparing niobium-based metal oxide mesoporous carbon ball composite material with oxygen defect in developing practical sodium ion battery and material of related energy storing and converting field, involves preparing niobium pentachloride ethanol solution.

SHUI L, WANG X, MA C, LUO D