国家/地区 韩国（6） 世界知识产权组织（6） 中国（5） 美国（5） 澳大利亚（3） 印度（3） 欧洲专利局（EPO）（2） 日本（2）
IPC部 C（12）
IPC大类 C01（12）
IPC小类 C01B（12）
IPC D01D005/06（6） C01B032/198（5） D01F009/12（5）
C01B032/182（4） C01B032/184（4） C01B032/19（4）
C01B032/194（4） D01D005/00（4） D01D010/02（4）
D01F001/10（4） D01D001/02（3） B33Y010/00（2）
B33Y080/00（2） C01B032/192（2） C01B032/225（2）
发明人 GAO C（2） KIM J（2）
公开年 2021（10）
申请年 2020（12）
专利权人 KOREA ADVANC.（2） UNIV ZHEJIAN.（2）

Addition of graphene derivatives in ultrafiltration membrane used for removing harmful microbes, comprises mixing graphene derivatives with organic solvent, and mixing graphene-solvent dispersion with polymer solution resulting in homogenously dispersed graphene derivative.

AYUSHI K

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Preparing reduced graphene oxide oxide involves dispersing N, N-Dimethylformamide and acetone in P(VDF-HFP) Poly (vinylidene fluoride-co-hexafluoropropylene) solution so as to achieve desired viscosity.

SHANDILYA M, KAUR G A, KUMAR S

Graphene used in composition for manufacturing graphene fibers, comprises substituent containing ether groups and amine groups.

PARK S C, SHIN K S, KANG Y W, KIM H C, SOON S, WOON K Y, CHUL K, KIM J, KANG Y, SHIN G, PIAO S

Producing a carbon and sulfur complex having hierarchical structure for lithium-sulfur battery electrode comprises reducing carbon dioxide-containing gas in presence of reducing agent e.g. magnesium, mixing sulfur and heat-treating.

LEE J, PARKJAEHYUN, KIM H S

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N

Two-dimensional nanomaterial fiber useful in electronic devices comprises two-dimensional nanomaterials oriented in longitudinal direction, and plate-shaped fibrous cross section formed by layer-to-layer stacking of nanomaterials.

KIM S, JUNG H J, KIM S O

New graphene oxide used for preparing conductive graphene fibers contains oxygen-containing functional group e.g. epoxy or hydroxy on surface, but no surface oxygen-containing functional group e.g. lactol or carboxy.

HAN J T, KIM J H, CHO J Y, LEE G W, PARK J H, SEO S H, JEONG S Y, JEONG H J, HAN J, KIM J, LEE G, CHO J, JEONG S, SEO S, JUNG S Y, CHUNG H J

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

Method for rapidly preparing graphene fiber aerogel comprises performing blow spinning on graphene oxide-sodium polyacrylate mixed solution and spraying gel fiber to obtain dried and shaped graphene oxide fiber aerogel.

GAO C, ZHANG C, XU Z, LIU S