国家/地区 中国（8）
IPC部 C（8）
IPC大类 C01（8） H01（8） B82（2）
IPC小类 C01B（8）
IPC C01B033/02（8）
发明人 CHEN M（2） HOU Q（2） LUO X（2）
SHEN J（2） ZHANG X（2） ZHOU S（2）
公开年 2022（5） 2023（3）
申请年 2022（8）
专利权人 SUZHOU LIANX.（2）

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

Negative electrode material for lithium ion battery, comprises aggregate comprising active material, carbon material and doped element.

HE P, XIAO C, GUO E, REN J, HE X, XIAO Q M, REN J G, HUH S

Preparing in-situ heteroepitaxial graphene-coated silicon material useful in lithium-ion battery, comprises e.g. removing magnetic impurities in silicon raw material, drying, sand milling, reacting with fluorocarbon radicals, spray drying, low heating and carrying in-situ heterogeneous epitaxy.

ZHOU S, SHEN J, CHEN M, LUO X, HOU Q, ZHANG X

Preparing graphene-coated silicon batch, involves preparing silicon carbon precursor by spray drying and low temperature heat treatment process, and preparing high-temperature and high-vacuum device based on prepared graphene silicon material.

ZHOU S, SHEN J, CHEN M, LUO X, HOU Q, ZHANG X

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

Preparation of functionalized modified graphene oxide used in preparation of negative electrode material, involves dispersing graphene oxide in water to obtain first solution, dispersing organic small molecular substance containing substituent on benzene ring in ethanol to obtain second solution.

JIN H, LI J, XU H

Preparing silicon carbon/graphene composite material useful as anode material for lithium ion batteries, comprises dispersing high conductive material in specific organic solvent, stirring with nano-silicon particles and asphalt, heating, cooling and heating in high temperature carbonization furnace.

CHEN X, YUAN M, LI K, SONG H