国家/地区 中国（38）
IPC部 C（38） B（12） H（6）
A（2） F（2）
IPC大类 C01（38） B82（6） B01（5）
H01（5） C09（3） A61（2）
B22（2） C08（2） C10（2）
F26（2）
IPC小类 C01B（38）
IPC C01B032/192（38）
发明人 LI Y（6） LIU Y（4） SUN Y（3）
WANG C（3） YANG K（3） CHEN W（2）
GENG S（2） HAN M（2） QIN H（2）
YANG S（2） YIN J（2） YU R（2）
ZHANG Y（2）
公开年 2022（38）
申请年 2022（22）  2021（13）  2020（3） 
专利权人 UNIV QINGDAO.（2） YU R（2）

Preparing flexible graphene high heat-conducting film useful e.g. for electronic package involves coating on surface of flexible substrate, drying, peeling off oxidized graphene film formed on surface of flexible substrate, carrying out irradiation treatment, carbonizing, graphitizing, and rolling.

LIU J, HE D

Preparing graphene by adding fungal immobilized material to medium, adding spore suspension of activated fungus, culturing, adding graphite dispersion, fermenting and supercritical carbon dioxide stripping and impurity removal.

ZHOU L, SHAO X, JIANG Y, SONG C, LIANG Y

Preparing high molecular composite material based on graphene used in field of low power consumption information storage, involves adding dimethylformamide solution of N-bromosuccinimide to dimethylformamide solution of triphenylamine, and then stirring reaction mixture.

LI D, ZHAO K, ZHANG B

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

Device for continuously preparing graphene oxide, has transmission mechanism for conveying graphite material to electrolytic tank, and making material advance according to predetermined route, where length of material is in specific range.

PEI X, LI M, CHEN W, XU C, CHEN J

Preparing graphene oxide by recycling concentrated sulfuric acid comprises mixing flake graphite and concentrated sulfuric acid, performing ultrasonic treatment, performing solid-liquid separation on reaction material to obtain recovered concentrated sulfuric acid and solid material, homogenizing.

ZHANG C, LI C, WANG J, YU X, ZHANG S

Preparing modified graphene oxide coating bipolar plate useful to fuel cells by adding graphite powder and nitrate into concentrated sulfuric acid, slowly adding potassium permanganate, ultrasonically treating, adding oxidant and acid solution, adding modified graphene oxide and resin and curing.

WU F, SUN Z, GUO X, CUI L, HE S

Preparing thick flake graphite alkene, involves preparing thick graphene by intercalating crystalline flake graphite through oxide, filtering, washing, and drying to prepare intercalated graphite, intercalation graphite by different method for expansion peeling to obtain black thick graphene powder.

LIU X, LIANG B

Preparing graphene oxide film, comprises e.g. dispersing nano metal particles in deionized water, adding well-dispersed nano metal solution into graphene oxide slurry, and coating graphene oxide aqueous slurry compounded with metal elements on substrate and drying.

QU Y, TANG R, FANG G