国家/地区 中国（11） 欧洲专利局（EPO）（2） 韩国（2） 美国（2） 世界知识产权组织（2）
IPC部 C（12） H（12） B（8）
IPC大类 C01（12） H01（12） B82（8）
C04（2）
IPC小类 C01B（12）
IPC C01B033/02（12）
发明人
公开年 2021（12）
申请年 2021（12）
专利权人

Preparation of silicon-carbon composite material used as anode material in battery cell, involves mixing silicon particles, carbon compound, and dispersant, thermally processing mixture, and heat-treating thermally processed intermediate product preset temperature.

GENTISCHER H, BIRO D, HABERZETTL P, DREWS M, HORZEL J, DOLD L, HARBOR J P, DRUCE M, HOSEL J

Porous silicon-carbon composite material for lithium ion battery, comprises core-shell structure, where inner core is composite of porous carbon, cerium dioxide and graphene component, and shell is doped with oxide compound selected from phosphorus oxide, arsenic oxide and selenium oxide.

CAO J

Silicon-carbon composite material used as cathode material for lithium ion battery, comprises three-core structure coating three-layer carbon shell on surface of nano-silicon surface.

PENG Y, CHEN Q, LIANG H, TANG X, CAI J

Preparation device of silicon-based electrode material, has granulation unit that includes granulation chamber, turntable arranged inside granulation chamber, and two material spray heads, and inlet provided above granulation chamber and above turntable.

XIAO X, ZUO X, WANG W, YANG T, CHEN J, MA Z, NAN J

Silicon carbon shell nano composite material used for forming lithium-ion battery electrode, comprises silicon carbon shell nanoparticles comprising shell structure, hollow structure comprising graphene material and filling particles comprising silicon nanomaterials.

WANG D

Preparing carbon-silicon three-dimensional structure composite material, involves dissolving graphene quantum dot in ultrapure water, dripping in copper(II) chloride or zinc chloride solution, mixing mixed emulsifier with e.g. graphite oxide aqueous solution and adding hydrazine hydrate to emulsion.

WU X, ZHANG E

Preparation of porous spherical graphene-coated silicon composite material used for forming negative electrode, involves ultrasonically-dispersing nanosilicon in graphene oxide aqueous dispersion, adding nitric acid solution, ultrasonically-mixing, hydrothermally-reacting, and calcining.

HE D, CHEN H

Silicon-carbon composite material useful for lithium ion battery, comprises positively-charged silicon-carbon layer and negatively-charged silicon-carbon layer which are alternately stacked by layer-by-layer self-assembly.

ZHANG H, DONG K, LEI C

Silicon-silicon composite oxide-carbon composite used for negative electrode active material for lithium secondary battery, comprises core-shell structure comprising core comprising silicon, silicon oxide compound, and magnesium silicate, and shell comprising carbon layer, and has preset span value.

LEE E, PARK H, LIM S W, OH S M, LIM J C, HUNSOO P, IMSUNGWOO, LIM J

Negative electrode material used in lithium ion battery, comprises silicon-based substrate and titanium-based compound coating layer coated on surface of silicon-based substrate, where titanium-based compound coating layer is doped with graphene and graphite-like structure.

LIU L, LI B, LIANG S