国家/地区 韩国（8）
IPC部 D（8）
IPC大类 D01（8） C01（4） G01（2）
IPC小类 D01D（8）
IPC D01F009/12（8）
发明人 JUNG H J（2） KIM S（2）
公开年 2021（4） 2020（2） 2022（2）
申请年 2020（8）
专利权人 KOREA ADVANC.（3）

Manufacture of graphene composite fiber for PVC coated fabric, involves dispersing graphene in dispersion solvent, adding polymer to obtained solution, solidifying and cutting, and spinning obtained graphene master chips and polymer.

LEE Y W

Graphene/carbon nanotubes composite fiber comprises graphene sheets stacked in thickness direction of fiber, and carbon nanotubes intercalated between graphene sheets and extending along londitudinal direction of fiber.

HANTAEHEE, EOM W, LEE E S, LEE S H, LEE W J

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

Manufacturing graphene-based fiber involves preparing a graphene-based dispersion containing a graphene-based material, and obtaining flat fibers by wet spinning graphene-based dispersion liquid with a flat nozzle having a cross-section.

KIM S, HWANG H S, JUNG H J

Production of graphene fiber-containing metal nanoparticles for e.g. gas sensor, involves forming gel fibers using graphene oxide dispersion, drying, and reducing obtained graphene oxide fiber-containing metal oxide with chemical agent.

PARK S Y, SU Y C, CHO Y J, CHO K, JIN K H, KYUNG L, KIM H, HUN C S, KIM Y S, KYOON S M, YOO J, JU S H