国家/地区 中国（4）
IPC部 B（4）
IPC大类 C09（4） B82（2） C08（2）
C23（2）
IPC小类 C09D（4）
IPC C09D175/14（4）
发明人
公开年 2023（4）
申请年 2022（4） 
专利权人

Preparing modified graphene quantum dots involves mixing graphene oxide, hydrogen peroxide and N,N dimethylformamide, subjecting resulting dispersion to solvothermal reaction to obtain GQDs (graphene quantum dots), mixing GQDs, 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride.

WU L, CAI F, CHEN G, GUO Y, ZHAO Q

Composite current collector useful for enhancing conductivity, comprises e.g. high molecular support layer as central layer, nano-silver wire reinforced conductive layer arranged on both sides, the metal layer and the graphene reinforced conductive layer arranged between the metal layer.

ZHANG G, LI X, XIA J, ZHU Z, WANG S

Water-blocking material for sealing openings of heat-insulating materials used for preparing structure, comprises components polysiloxane, polyether polyol isocyanate, polyolefin polyol, curing agent, catalyst, defoamer, and filler.

HU B, LIU Y, HE W, NI X, PAN Z, ZHANG S, WANG T

Manufacturing high strength alloy steel bolt comprises taking steel for bolt, performing extrusion, hot upsetting, heat treatment and thread machining to obtain bolt blank, and performing galvanizing and zinc-aluminum coating into bolt blank.

ZHOU H