国家/地区 中国（16）
IPC部 C（16）
IPC大类 C01（16） H01（6） C09（3）
B01（2）
IPC小类 C01B（16）
IPC C01B032/215（16）
发明人 ZHANG J（3） GE M（2） QU Y（2）
TANG R（2） WANG B（2） YIN H（2）
YIN S（2） ZHU S（2）
公开年 2021（4） 2022（3） 2023（3） 2017（2） 2020（2）
申请年 2020（5）  2022（4）  2021（3）  2016（2） 
专利权人 NANTONG SIXT.（2） SIXTH ELEMEN.（2） YIN H（2）

Removing metal impurities in carbon material involves performing heat treatment, mixing carbon material and metal salt, and sequentially washing heat-treated mixture with acid and washing with water to obtain purified carbon material.

ZHU S, LI Y

Plasma repairing 622 type ternary lithium battery cathode graphite involves disassembling waste 622-type lithium battery, connecting compacted waste anode and cathode, eluting electrolyte component with methanol, washing various lithium salts, rectifying electrolyte solution, evaporating and drying.

YIN H

Method for repairing 523-type ternary lithium battery positive electrode plasma by plasma, involves disassembling waste 523 type ternaries to obtain battery waste positive electrode and waste graphite negative electrode, followed by filling with sodium hydroxide-lithium nitrate mixture.

YIN H

Method for recycling graphite material cathode waste lithium battery comprises preparing fine graphite particle material, placing frozen and dried graphite material in ball milling tank for high energy ball milling treatment, and obtaining fine graphite particle material.

CHEN Y, CHENG F, HUANG H, XIE D

Preparing graphene heat dissipation coating comprises e.g. pre-grinding graphene and carbon black to a preset size, and microwave baking, and mixing and stirring mixed glue, graphene and carbon black mixture, carbon nanotubes, graphite and pure water or deionized water.

LIU X, LIU S

High-efficient device for large scale preparation oxidizing, graphene or graphite, comprises reaction kettle, transferring devices, standing device, purifying device, and collector.

QU Y, TANG R, GE M, ZHANG J, YIN S, WANG B

Preparing high pure coal series graphite used for preparing graphene, involves soaking in electrolyte, keeping constant voltage to obtain expanded graphite anode sheet, and rising voltage to peel off anode until voltage changed to zero.

SUN H, LIU L, HUA Z, CAO W, ZHANG X, QUAN Y, JI L

Regenerating graphite material used as cathode material for lithium-ion batteries, comprises e.g. sieving waste lithium ion battery cathode graphite material to obtain graphite powder and obtaining graphene oxide solution.

WANG C, WU Z, XIAO S, ZHU S, FENG C, LI X, MA C, XU Y, WANG Y

Preparation of high-efficiency graphene oxide or graphite oxide, involves adding concentrated sulfuric acid, graphite, potassium permanganate and water to reaction kettle, reacting, leaving still, and purifying to remove sulfuric acid.

WANG B, YIN S, ZHANG J, GE M, TANG R, QU Y

Making graphene oxide from kish graphite comprises e.g. provision of kish graphite, pre-treating kish graphite, intercalation graphite with persulfate salt and acid, expansion of intercalated graphite and oxidatizing expanded kish graphite.

VU T T, SUAREZ SANCHEZ R, SUAREZ S R, VU T, SANCHEZ R S