国家/地区 中国（12）
IPC部 C（12）
IPC大类 C01（12） H01（12） B82（6）
IPC小类 C01B（12）
IPC C01B033/02（12）
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（12）
申请年 2021（5）  2022（5）  2020（2） 
专利权人 SUZHOU LIANX.（2）

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

Method for quickly preparing silicon nano-wire for lithium ion battery, involves dispersing dried cut waste silicon powder and graphene in solvent, filtering suspension, drying to obtain graphene film, and performing pre-reduction.

QIAN G, GONG X, LIU J, LU J, WANG Z

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

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

Preparing silicon-carbon composite material in electrochemical device, involves mixing silicon material, carbon material and adhesive agent to obtain intermediate A, subjecting obtained intermediate A to hot mixing kneading and isostatic pressing to obtain intermediate B.

LU C, ZHOU M, GU H, FENG S, LI X

Preparing negative electrode material for lithium-ion battery comprising dispersing silicon source, dispersant, and conductive agent in organic solvent, performing secondary granulation, pulverizing, coating third precursor pulverized with organic carbon source.

TIAN Z, WEI L, XU X, WANG X, CAO X, ZHANG C

Silicon carbon composite material useful in cathode material and lithium ion battery, comprising nano-silicon and graphene-type carbon nano-sheets.

WEN Z, LIU Q