国家/地区 中国（7） 美国（6） 世界知识产权组织（6） 欧洲专利局（EPO）（5） 日本（3） 澳大利亚（2） 加拿大（2） 韩国（2）
IPC部 B（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C01B032/184（8）
发明人
公开年 2016（5） 2015（2）
申请年 2015（8）
专利权人

Preparing double-fluorescent graphene quantum dots involves reacting graphene solution with oxidizing agent i.e. hydrogen peroxide, where obtained product is hydrothermally treated to obtain blue fluorescent graphene quantum dot solution.

JIANG W, TIAN R, WANG T, WU J, ZHONG S, WANG Y, LI F, CHEN Y, GAO H

Manufacture of graphene quantum dots from carbon source, involves exposing carbon source chosen from coal, coke, biochar, and/or asphalt to solution containing oxidant, and forming graphene quantum dots.

TOUR J M, METZGER A, YE R, MANN J, TOUR J

Production of functionalized graphene for lithium-ion batteries involves milling crystalline graphite in the presence of electrolyte solution to produce thinned intermediate material, combining with other electrolyte solution, and milling.

BOZALINA M, PERRET P, NAZARPOUR S, NAZARPOUR S S N

Graphene dispersant used in e.g. preparation of graphene composite powder, and graphene composite film, comprises polyaniline oligomer or derivative which is electroactive polymer, and combines with graphene via pi-pi bond.

DAI L, GU L, YU H, ZHENG Y, MA J, ZHAO H, LIU S, DING J

Manufacture of polyaniline-reduced graphene oxide composite used as e.g. ink for electromagnetic application, involves mixing graphene oxide dispersion containing emulsifying agent and oligomer solution and oxidizing.

BOCCHINI S, CHIOLERIO A, PORRO S

Preparing methoxy group-containing graphene quantum dots comprises e.g. reacting graphite powder, sulfuric acid and nitric acid, preparing pre-oxidized graphite and graphite oxide, and ultrasonically dissolving graphite oxide in methanol.

LI Y, WANG H, ZHANG Q, WEI J

Preparation of sulfonated graphene used for e.g. transparent electroconductive electrode and thermal conductive material, involves contacting reaction medium containing oxidative sulfonating agent with organic material, and heating.

HAO J, JIANG Y, LI J

Porous graphene used in e.g. adsorption applications, is prepared by providing graphene sheet having thickness and lateral dimension of preset range, and distributed pores having size of preset range on surface of graphene sheet.

LI X, SUN R, WANG X, YE W, CHEN W