国家/地区 中国（12）
IPC部 C（12）
IPC大类 C01（12）
IPC小类 C01B（12）
IPC C01B032/19（4） C01B032/198（4） C09K011/65（4）
C01B032/184（3） C09K005/14（3） C01B032/192（2）
C01B032/194（2） C01G049/08（2） C09K011/02（2）
发明人 ZHANG S（12）
公开年 2021（3） 2022（3） 2019（2）
申请年 2022（3）  2019（2）  2021（2） 
专利权人 SHANDONG HAI.（2） SHANDONG OBO.（2）

Preparing low oxygen, high stripping graphene oxide useful in preparation of graphene heat-conducting film, comprises e.g. homogenizing and suction filtering dispersion liquid, separating concentrated sulfuric acid in reaction material, washing and filtering solid material.

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

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 three-dimensional magnetic reduced graphene involves adding certain size of graphite oxide into dispersion liquid, stirring, mixing, adding reducing agent, mixing uniformly to obtain first mixing system, adding iron ion source to obtaind first mixed system, and dispersing ultrasonically.

ZHOU Y, GUO T, DING Z, CHEN J, NIU F, ZHANG S, YAN H, HAO G, GUO Y, HUI Z, WANG Y

Use of graphene with a specific structure in preparation of dust suppressants for coal mines, graphene with a specific structure prepared by oxidizing flake graphite and intercalating with sulfuric acid and potassium permanganate and obtained by mechanical peeling.

LI Y, WANG Y, ZHANG S, XU C, JIN L, LI W, LI X, YAO H, ZHANG L

Preparing graphene quantum dot nano cluster involves preparing quantum dot precursor by using concentrated nitric acid to oxidize the anthracene to obtain the quantum dot precursor, and ultrasonically dispersing surfactant in sodium hydroxide solution to obtain the pre-treated alkali solution.

ZHANG S, YAN H, XU N, ZHAO J, ZHANG R

Graphene oily dispersion for conductive inks, comprises expanded graphite, dispersant, conductive agent and solvent including ester solvents, ketone solvents and alcohol solvents.

ZHANG J, ZHANG S, XU L, REN H

Preparing graphene/carbon nanotube composite thermal conductive film having specific in-plane thermal conductivity, and vertical direction thermal conductivity.

ZHANG S, ZENG F, GAO J, ZHANG J, YANG Y, QU Y

Preparing lignin-based graphene quantum dot material for anti-counterfeiting and biological imaging, involves dissolving acid medium or alkaline medium and oxidant in deionized water, filtering, collecting filtrate, and sonicating.

LI K, CHEN L, WANG R, ZHANG S, MIN Y, WANG H

Graphene oxide powder useful in the field of coatings, prepared by mixing graphene oxide aqueous dispersion with a pH regulator and spray-drying the mixed solution.

ZHANG S, ZHAO Y, WU K, MA L

Preparing fluorescent graphene oxide comprises e.g. performing graphite sheet pretreatment, adding phosphorus pentoxide and potassium persulfate, sonicating, filtering, treating filtrate to remove N,N-dimethylformamide, and vacuum drying.

ZHANG S