国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B031/04（6）
发明人 ZHANG Y（6）
公开年 2014（4）
申请年 2013（2）  2014（2） 
专利权人 UNIV SHANGHA.（3） SHANGHAI INS.（2）

Preparation of graphene quantum dots involves adding hybridized carbon material to nitric acid solution, ultrasonically processing, refluxing, neutralizing, centrifuging, filtering, and subjecting to dialysis treatment.

GUO Y, HU N, YANG Z, ZHANG Y, XU M

Preparation of coal-based graphene quantum dots involves taking natural coal, crushing, mixing with strong acid, performing ultrasonic treatment, freezing, adding sodium nitrite, stirring, centrifuging, neutralizing and dialyzing.

SU Y, ZHANG L, ZHANG Y

Preparation of coal-based graphene quantum dots involves mixing pulverized coal with stripping solvent, adding accelerant, transferring in high-pressure reaction kettle, carrying out hydrothermal reaction, cooling and centrifuging.

SU Y, ZHANG Y

Preparation of graphene-based chip cooling material by reacting substrate, heating, plasma treating, depositing graphene, forming, cooling and transferring.

LIU J, XIE X, WANG L, ZHANG Y, WANG H

Manufacture of vertical-graphene heat-radiating material involves performing plasma pretreatment of growth substrate, carrying out plasma enhanced chemical vapor deposition on growth substrate, and transferring vertical-graphene.

WANG H, XIE X, WANG L, ZHANG Y, LIU J

Recording material used for ink jet printing, comprises coating containing oxidized graphite alkene/polyacrylic acid copolymer ink absorbing layer, where copolymer comprises double bond graphene oxide, acrylic acid, water and initiator.

BU H, HAN J, HUANG Y, JIANG Z, LIU L, ZHANG Y, LI J