国家/地区 中国（14） 世界知识产权组织（6） 日本（4） 美国（4） 欧洲专利局（EPO）（2）
IPC部 D（15） C（2）
IPC大类 D01（15） C01（2） D04（2）
D06（2）
IPC小类 D01D（15）
IPC D01F009/12（15）
发明人 GAO C（15）
公开年 2022（4） 2016（3） 2021（3） 2014（2） 2018（2）
申请年 2021（4）  2016（3）  2013（2）  2018（2）  2022（2） 
专利权人 UNIV ZHEJIANG（15）

Graphene oxide material with high strength and high toughness comprises microfibrillated structure composed of graphene oxide microfibers arranged side by side, and microfibers combined by van der Waals force between graphene oxide sheets.

GAO C, LI P, WANG Z, XU Z

Preparing graphene material useful as source material to construct carbon-based material, comprises using bipolar dispersion of graphene oxide to prepare graphene oxide gel, placing in two coagulation baths to remove poor and good solvent respectively and carrying chemical or thermal reduction.

GAO C, LIU S, XU Z

Preparing high-strength and high-toughness graphene composite fiber used for wear-resistant flexible device, comprises preparing graphene oxide dispersion, preparing ultra-high molecular weight polyethylene oxide polymer solution, and preparing composite spinning solution.

LIU Y, GAO C, WANG L, XU Z

Aerogel fiber with specific cross-sectional morphological characteristics comprises two-dimensional nanosheets.

WANG Z, XU Z, LIU Y, LI P, GAO C

Preparing high elongation graphene fibers by extruding spinning solution of graphene oxide into coagulating bath to obtain primary graphene oxide fibers, pulling, stretching, drawing into new coagulating bath, adjusting wire winding machine, realizing 'negative stretching' and chemical reduction.

GAO C, WANG Z, XU Z, LI P

Graphene oxide material with high strength and high toughness comprises graphene oxide micro-fiber combined by Vander Waals force between graphene oxide sheets.

GAO C, LI P, WANG Z, XU Z

Nanofibers comprise reduced graphene oxide sheets or graphene oxide sheets overlapped back and forth along fiber axis, and size of reduced graphene oxide sheets or graphene oxide sheets curled along circumferential direction.

GAO C, WANG J

Stretchable graphene oxide solution for preparing pure graphene materials, comprises graphene oxide which is dispersed in high viscosity solvent comprising small molecule solvent.

XU Z, GAO C, LIU S

Aza-graphene fiber useful in the field of wearable electronic device, prepared by e.g. continuously wet spinning graphene oxide dispersion, soaking graphene oxide fiber in coagulation bath and subjecting fiber to hydrothermal treatment.

GAO C, CHU X

Graphene composite fiber used as wire for e.g. light electric motors, has graphene inner core layer, and molecular protection layer that comprises halogenated hydrocarbon molecules combined with graphene in surface layer of graphene layer.

GAO C, LIU Y