国家/地区 中国（3）
IPC部 C（5）
IPC大类 C01（5） H01（2）
IPC小类 C01B（5）
IPC C01B032/215（5）
发明人
公开年 2022（5）
申请年 2022（3） 
专利权人

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

Producing graphene from spent lithium-ion battery, by applying acid leaching solution to anode of lithium-ion battery to produce expanded graphite, applying hydrothermal process to expanded graphite and subjecting purified graphite to shear mixing contemporaneously combined with hydrogen passivation.

LI X, ZHOU Y, GAO Z

Manufacture of functional graphene used in semiconductor device, involves mixing carbon-based material, acid comprising amine group and carboxyl group, acetic acid and solvent, raising temperature and stirring, and cooling resultant of stirring.

KIM J, SONG J

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