国家/地区 中国（6）
IPC部 B（7）
IPC大类 C01（7） B01（5）
IPC小类 C01B（7）
IPC C01B032/194（7）
发明人 LI L（7）
公开年 2021（7）
申请年 2021（4）  2020（3） 
专利权人

Preparing graphene oxide sponge comprises preparing graphene oxide aqueous solution and nano-titanium dioxide aqueous solution, mixing, stirring for a period of time for ultrasonic dispersion, adding into specific mold for freezing, drying, calcining and activating.

HUANG M, LI L, QU X

Device for quick high efficiency preparation graphite alkene magnetic powder, comprises tank body and heating component connected with tank body, and first stirring assembly is rotationally connected with tank body.

GUO L, LI L, LIANG Y, WANG B, WANG Y, LI R, WEI S

Graphene aerogel-based energy collection and self-cleaning system useful in field of mechanical energy harvesting, comprises layer of metal collector, sputtered on both sides of freeze-dried graphene aerogel by magnetron sputtering.

DING J, ZHOU X, LI L, CHENG G, YUAN N, HU X, DONG X

Janus film in wet sensitive anti-fake product, in oil/water separation, comprises hydrophobic area and hydrophilic area at same time.

ZHAO X, YONG X, SUN Y, CHEN T, SHAO D, SONG Y, LI L, SHI S

Stirring device for processing graphene, has auxiliary limiting gear ring welded with inner side of stirring processing cylinder, and auxiliary driven gear and power distribution power gear whose bottom end are fixed with stirring rod.

LI L

Preparing graphene aerogel with oriented structure by providing graphene oxide dispersion, directly extruding by extrusion mechanism with coat hanger type die head, freezing molding, vacuum drying and performing reduction treatment.

WU Q, GUO H, ZHAO L, HUA T, LI L, QIAN B

Preparing nano-metal particle doped graphene film, comprises e.g. mixing metal salt, graphene oxide/graphite oxide with water/organic solvent, preparing suspension liquid or slurry into film and pyrolyzing or chemically reducing.

HE D, FU H, XIAO Y, LI L