国家/地区 中国（9）
IPC部 C（9）
IPC大类 H01（9）
IPC小类 H01M（5） B82Y（4） C01B（4）
H01J（3） C23C（2）
IPC B82Y030/00（4） H01M004/62（4） C01B032/184（3）
H01J001/304（3） C23C016/30（2）
发明人 LI Z（3） SONG G（3） WANG X（3）
HE Y（2） LI H（2） LI K（2）
LIU Z（2） MENG A（2） WEI Q（2）
公开年 2016（3） 2020（3） 2022（2）
申请年 2016（2）  2020（2）  2021（2） 
专利权人 UNIV QINGDAO SCI TECHNOLOGY（9）

Sea urchin-shaped silicon carbon composite material used for lithium-ion battery, comprises silicon nano material, and hybrid carbon cage comprising organic carbon cage and conductive nano-material.

LI B, LIN H, XU G, ZHANG X, MA Y, WANG L

Quickly preparing crosslinked reduced graphene oxide-based flexible self-supporting film electrode comprises e.g. uniformly mixing high theoretical capacity material with graphene oxide dispersion liquid, quickly crosslinking and reducing by hot ammonium sulfide solution, and freeze-drying.

LI H, YOU J, WANG X, WEI Q, HE Y, LIU Z

Graphene oxide dispersion orientation controllable reduction in matrix method comprises e.g. preparing thin film composite of graphene oxide and polymer matrix by using mixed solution coating method, and reducing.

GUAN S, LIU H, TANG Y, GAO Q, CHENG S, WANG X

Surface multi-fold nitrogen-doped tubular graphene used for field emission cathode material which has tubular structure and specified quantity range of pipe diameter and is formed by staggered stacking of nitrogen-doped graphene sheets.

SONG G, LI Z, ZHANG J, LUO S, MENG A

Preparation of graphene-encapsulated carbon nanotube and metal-organic framework three-dimensional composite electrode material by encapsulating carbon nanotubes and metal-organic framework in graphene foam by self-assembly method.

LIU Z, HE Y, WEI Q, WANG X, XU J, LI H

Preparing graphene quantum dot with uniform size as electrode material of an energy storage device, involves preparing graphene oxide by using graphite powder, sodium nitrate, potassium permanganate, and concentrated sulfuric acid.

SUI L, DONG H, ZHANG S, YU L, DONG L

Nitrogen-doped graphene silicon dioxide coaxial nanotube field-emission cathode has amorphous silicon dioxide layer coaxially coated on outer wall of graphene tube, to form graphene-based nanocomposite structure.

SONG G, LI Z, LI K

Preparation of nitrogen-doped graphene silica coaxial nanotube used as field emission cathode materials involves reacting solid melamine and mixed powder of silicon and silica with graphite substrate impregnated catalyst.

LI K, LI Z, MENG A, ZHANG M, SONG G

Graphene-nickel-iron based hydrotalcite bifunctional oxygen catalyst, prepared by preparing GO-LDH complex by dispersing GO in ethylene glycol, carrying out ultrasonic dispersion and centrifuging.

LIU X, ZHAN T, ZHANG Y, TIAN X, WANG Z