国家/地区 中国（6） 美国（3） 世界知识产权组织（3） 欧洲专利局（EPO）（2）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B032/184（6）
发明人
公开年 2016（3） 2015（2）
申请年 2015（6）
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

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

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

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

Preparation of vertical array graphene thin film used in high power electronic device field, by coating graphene oxide solution into base plate, redacting with strong reducing agent, cutting, and folding into vertical arrangement.

LIU J, HUANG S