国家/地区 中国（7）
IPC部 C（5） H（3）
IPC大类 C01（5） H01（2）
IPC小类 C01B（5）
IPC C01B031/04（5）
发明人 QU L（5） HU C（3） CHENG H（2）
HE X（2） HU Z（2） WANG Y（2）
公开年 2015（5） 2014（2）
申请年 2014（7）
专利权人 BEIJING INST TECHNOLOGY（7）

Preparing microcrystalline graphene involves heating microcrystalline graphite powder, transferring heated crystalline graphite powder into liquid nitrogen containing clean container for processing until liquid nitrogen volatilized.

HE X, HU C, HU Z, QU L, WANG X, WANG Y

Preparation of graphene used as e.g. ultra-light material, by taking microcrystalline graphite, adding solid sodium nitrate into reaction container, adding concentrated sulfuric acid, placing in ice bath, and adding potassium permanganate.

HE X, HU C, HU Z, QU L, WANG Y, YE M

Continuous production of three-dimensional graphene film used as energy storage and conversion material, involves concentrating graphene oxide solution and providing graphene oxide strips to methanol solution in glass vessel.

QU L, HU C

Graphene sponge having a three-dimensional porous structure obtained by exfoliation of graphene oxide, uniformly mixing graphene oxide solution and n-hexane, freeze-drying the mixed solution, and carrying out annealing treatment.

CHENG H, QU L

Preparing nitrogen-doped graphene using shock wave treated carbonate comprises mixing carbon source, reducing agent and nitrogen source, compacting, flyer plate impact induced chemical reaction with nitric acid, filtering and drying.

CHEN P, GAO X, XU C, YIN H, ZHOU Q

Preparation of cellulose nanofiber electrochromic supercapacitor involves using carbon nanofiber/reduced graphene oxide-polyaniline-poly(3,4-ethylenedioxythiophene)/polystyrene sulfonate composite conductive film as electrode.

WANG W, SHAO Z, WANG F, WANG Q, ZHANG R, WU X

Graphene oxide fiber used for generator magnets and copper coils comprises closely arranged fiber surface and graphene layered stack structure.

CHENG H, QU L