国家/地区 中国（8） 韩国（7） 世界知识产权组织（3）
IPC部 C（12）
IPC大类 C01（12）
IPC小类 C01B（12）
IPC C01B033/02（12）
发明人 LI C（2） ZHAO Y（2）
公开年 2023（12）
申请年 2022（5）  2023（4）  2021（3） 
专利权人

Hybrid graphene composite particles for lithium-ion battery, comprise graphene composite comprising mixed structure of primary microparticles bound to surface or inside of multilayer graphene, and secondary microparticles surrounded by graphene composite.

SHIM J S

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 porous silicon/aluminum oxide/amorphous carbon composite material by e.g. paving porous silicon containing aluminum on bottom of porcelain boat, placing in tubular furnace, heating, introducing carbon dioxide, converting aluminum to aluminum oxide, introducing protective gas and cooling.

WANG J, ZHAO X, LI X, HAN F

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

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

Silicon-carbon composite material used in negative electrode of battery, comprises silicon material which is nano-silicon particles with silicon-halogen bond on surface, and pleated structure graphene which covers silicon material.

WANG H, ZHANG H, LI C, QIU W, JIANG F, FANG D, XU Z

Manufacturing electrostatic self-assembled silicon/reduced graphene oxide (rGO)/carbon nanofibers composite as anode materials for lithium-ion battery, involves obtaining silicon (Si)-(3-aminopropyl)triethoxysilane (APTES) solution by adding predetermined silicon nanoparticles to piranha solution.

CONG R, LEE C S, LEECHANGSUP, FEMALE T

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

Preparation of silicon carbon negative electrode material used in lithium-ion battery, involves mixing silicon source and amino graphene, adding initiator to prepare halogenated composite material, mixing with catalyst, electrolyte, reaction monomer, and solvent, separating and calcining.

CHENG H, GENG M, LI C, CHEN B, TAN Y, PENG S

Preparing carbon-coated silicon nanosheet/nitrogen-doped graphene used in lithium-ion battery comprises mixing silicon nanosheet-graphene precursor with ferrocene, preparing carbon-coated silicon nanosheet/nitrogen-doped graphene, pickling, washing with water-ethanol, and drying.

ZHAO Y, ZHANG Q, MA C