国家/地区 中国（9）
IPC部 C（9）
IPC大类 C09（9） C01（7） B82（6）
G01（2）
IPC小类 C09K（9）
IPC C09K011/65（6） B82Y040/00（5） C01B032/184（4）
B82Y020/00（3） B82Y030/00（3） C09K005/14（2）
发明人 CHEN A（4） WANG X（4） YANG J（3）
LIU Y（2） WANG K（2）
公开年 2018（4） 2017（3） 2020（2）
申请年 2017（3）  2018（3） 
专利权人 UNIV SHANGHAI SCI TECHNOLOGY（9）

Separating graphene quantum dots using molecular sieves involves placing corresponding molecular sieve inside the syringe and compact on the bottom of the syringe, pouring the initial graphene quantum dot solution into the syringe.

CHEN A, WANG X, LI M

Preparing graphene quantum dots with blue fluorescent characteristics involves dispersing residual starch in sweet potato residue in water to form suspension, transferring suspension into reaction kettle to hydrolyze starch.

JI Y, DENG Y, CHEN F, REN F, WANG Z

Preparation of graphene quantum dot UV detector used for measuring UV intensity, involves mixing graphene quantum dot, weighing citric acid and benzenediol, ultrasonically treating, heating and washing.

CHEN A, SHI Y, ZHANG Y, XIANG J, MA Y, WANG X

Preparation of graphene quantum dots comprises mixing precursor with molecular sieve, treating mixed solution by hydrothermal method, centrifuging, stirring and desorbing graphene quantum dots.

CHEN A, LIU Y, JIANG B, WANG K, WANG X

Separating and purifying graphene quantum dots by using a molecular sieve comprises e. g. mixing the initial graphene quantum dot solution and the molecular sieve to obtain a reactant, centrifuging the reactant and adding desorbing agent.

CHEN A, LIU Y, QI P, WANG K, WANG X

Refrigerant for increasing efficiency of refrigeration equipment contains nanoparticles which are graphene or graphene oxide materials.

CUI X, ZHOU Y, ZHANG W

Preparation of graphene/polyimide composite film involves adding polyamic acid solution to graphene oxide dispersion, imidization reacting and carbonizing composite film, graphitizing carbonized film and pressing crude composite film.

LI H, YANG J, DAI S, MIAO J, WU X

Preparation of graphene oxide quantum dot used for e.g. biomarker, involves adding cocrystalline powder and sodium nitrate, adding sulfuric acid solution, graphite powder, sodium nitrate, sulfuric acid and potassium permanganate.

SHEN S, YANG J, WU Z

Preparation of high heat-conducting flexible graphene film used e.g. for television by drying graphene oxide, dispersing in solvent, spraying on substrate, heating, stripping graphene oxide film, pressing, carbonizing, and graphitizing.

QIU H, SONG L, YAN T, LI X, XU P, YANG J