国家/地区 中国（6）
IPC部 C（6） B（4） G（2）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C09K011/65（5） B82Y020/00（4） B82Y040/00（4）
C01B032/184（4） C01B032/19（2） G01N021/64（2）
发明人 CHEN W（6）
公开年 2021（4） 2022（2）
申请年 2021（6）
专利权人 UNIV CHINA T.（3） SINOSTEEL NA.（2）

Preparing high-purity graphene by electrolysis comprises e.g. replacing electrolyte with weak alkaline electrolyte C, energizing, dissolving precipitation D in organic solvent, ultrasonically treating, centrifuging, washing upper layer with deionized water suction filtration and drying.

PEI X, LUO Y, WANG F, XU C, CHEN W, CHEN J

Preparing graphene quantum dots of supramolecular structure comprises e.g. mixing phloroglucinol with deionized water, dispersing, adding solution into autoclave, controlling temperature, naturally cooling, dropping brownish-yellow solution on glass sheet, placing into blast drying oven, and drying.

DAI Z, LIU X, SHEN J, REN H, LV G, CAO J, CHEN W

Preparing graphene quantum dots with adjustable oxygen content useful for biological imaging or fluorescence detection, comprises performing pre-oxidation treatment, forming second electrochemical system, and performing electrochemical peeling reaction.

LUO Y, PEI X, CHEN J, CHEN W

Preparing fluorescent graphene quantum dots used for organic dye preparation, such as methylene blue and reactive blue 19, involves placing organic dye orange yellow in hydrothermal reaction kettle, and performing hydrothermal reaction.

LIU X, SHEN J, CHEN W

Preparing blue fluorescent graphene quantum dots with reactive red for detecting metal ion aluminum cation in aqueous solution, by placing organic dye reactive red 2 in hydrothermal reaction kettle and hydrothermal reacting.

LIU X, HUANG W, CHEN W, SHEN J

Nitrogen-doped graphene quantum dot derived from nanomaterial-lignin useful in field of biological medicine, comprises nanomaterial lignin powder, yttrium oxide powder, alumina powder, and silicon nitride powder.

CHEN W, ZHAO Z, LOU R, LIU X, CHENG K, JIAO X