国家/地区 美国（6）
IPC部 C（6）
IPC大类 C01（6） C09（6） B82（4）
IPC小类 C01B（6）
IPC C09K011/65（6）
发明人
公开年 2016（3） 2017（3）
申请年 2016（6）
专利权人

Manufacture of graphene quantum dots used in e.g. biomedical applications, involves combining graphite and/or carbon black with strong oxidizing mixture, and heating to produce graphene quantum dots having preset diameter.

QIN Y, ZHOU S

Preparation of graphene quantum dots of different oxygen content used in fluorescent material, involves dispersing graphene oxide in peroxide solution, mixing dispersion with lye, purifying to obtain powder, and performing gradient elution.

ZHANG L, ZHANG M

Preparation of graphene oxide quantum dot used for producing composite nanomaterial, involves immersing inert electrode of block material in electrolyte solution, cutting and dissociating obtained graphene sheet layers, and dispersing.

XU H, ZHOU Q

Preparation of graphene-encapsulated metal nanoparticles used in e.g. LED, involves supplying preset mole ratio of gas comprising carbon dioxide, methane and water on metal catalyst and reacting and cooling resultant product.

SON I H, LEE S J

Manufacture of carbon-type luminescent material e.g. graphene quantum dot, involves mixing and heating raw material comprising polycarboxylic acid, acidic catalyst, and solvent.

ISAJI TADAYUKI, OTANI NAOKI, UEDA MASAHIRO, KAWASAKI TAKAYOSHI, ISAJI T, OTANI N, UEDA M, KAWASAKI T, MASAHIRO U, NAOKI O, TADAYUKI I, TAKAYOSHI K

Composite of graphene quantum dot and silica in a specified weight ratio and based on source of paper, used in biological applications e.g. drug delivery, in photocatalysis and photovoltaic devices, and in photoluminescence sensors.

PODDAR P, SADHU S