国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C01B032/192（5）
发明人 GENG S（2） HAN M（2） LIU Y（2）
QIN H（2） WANG C（2） YANG K（2）
YANG S（2） YIN J（2） ZHANG Y（2）
公开年 2022（2）
申请年 2020（2）  2022（2） 
专利权人 UNIV QINGDAO SCI TECHNOLOGY（5）

Continuously producing graphene involves using two sections of tubular reactors for intercalation-micro oxidation reaction, mixing crystalline flake graphite with concentrated sulfuric acid in first section of tubular reactor, then adding potassium permanganate to perform secondary reaction.

WANG C, YIN J, GENG S, QIN H, YANG S, HAN M, ZHANG Y, LIU Y, YANG K

Producing graphene by gas-phase stripping method involves using flake graphite to carry out mixing reaction with concentrated sulfuric acid at low temperature, and collecting and washing solid powder with acid and water to obtain graphene product.

WANG C, YIN J, GENG S, QIN H, YANG S, HAN M, ZHANG Y, LIU Y, YANG K

Preparing graphene/cellulose aqueous dispersion comprises e.g. expanding graphite flakes, carrying out primary oxidation and secondary oxidation, adjusting pH value of reaction system, mixing cellulose and ball milling.

DUAN Y, LIU K, ZHANG J, TIAN Z, KONG Z, LIANG S

Synthesizing ultra-thin sheet layer reducing graphene oxide useful for improving dynamic performance and electrochemical performance of electrode material, comprises e.g. reacting natural graphite, sodium nitrate and potassium permanganate.

WANG X, LIU Z, LI H, YANG L, SUN H

Modifying graphene for polyurethane elastomer, involves polymerizing aqueous polyurethane emulsion and graphene oxide as raw material, using sodium hydroxide as dispersion under certain temperature and ultrasonic condition, filtering.

LI Z, LI J, ZHAO H