国家/地区 中国（16） 美国（6） 世界知识产权组织（4） 欧洲专利局（EPO）（3） 澳大利亚（2） 印度（2） 日本（2）
IPC部 C（17） B（5）
IPC大类 C01（17）
IPC小类 C01B（17）
IPC C01B032/196（17）
发明人 HU X（2） LAINE S（2） ZHANG Z（2）
公开年 2017（17）
申请年 2017（10）  2016（7） 
专利权人 NANOTECH ENE.（2） SHANDONG OUB.（2）

Preparation of tricolor fluorescent graphene quantum dot powder involves dissolving citric acid and reducing agent into deionized water, dispersing, subjecting into ultrasonic extraction and purification, and drying.

LU G, LV N, SHI G, WANG Y, XIE X

Reaction filter for filtering carbonaceous composition i.e. graphene, has spray bar assembly coupled to source of carbonaceous composition and comprising openings for dispensing one of composition and wash liquid inside drum assembly.

LAINE S

Producing graphene-based material used to produce e.g. batteries and inks, comprises subjecting mixture of at least one carbide compound and at least one etching compound in presence of reaction solvent to sonication at specified frequency.

NIU X, HU Y, KAI J, KAI Z

Improving purity of graphene, involves mixing metal catalyst, metal capture agent, carbon material, dextran, vinyl acetate-maleic anhydride copolymer, starch-acrylonitrile graft copolymer, and cellulose grafted acrylonitrile hydrolysate.

CHEN X

Preparing graphene composite material comprises e.g. grinding graphite oxide, mixing with diethylene glycol and sonicating, placing diethylene glycol containing zinc acetate solution, adding graphite diethylene glycol solution, and stirring.

WANG S

Preparation of pleated porous graphene, involves mixing graphite oxide and inorganic salt as template, ultrasonically dispersing in water, heating, and purifying.

XIE Q, JIE J

Continuous graphene production device comprises a machine frame mounted with a motor at bottom, a separating box provided with an insulating cover and a centrifugal disc equipped with movable grinding head, case and condenser box.

DU W

Purifying graphene-based porous carbon involves mixing porous carbon, graphite alkenyl dispersant and non-oxidizing acid solution, heating to obtain acidified product, cleaning and performing high temperature processing.

HUANG S, ZHOU X, LIU Z

System for processing of carbonaceous compositions, has tank agitator configured to agitate graphene oxide in tank after graphene oxide is transferred to tank, where reaction system transfers graphene oxide from reaction vessel to tank.

LAINE S

Formation of graphene material used as anode, involves reducing transition metal oxide to transition metal electrolytically in electrolytic cell using molten salt electrolyte and carbon anode, and extracting dry graphene material.

MELLOR I, DOUGHTY G