国家/地区 韩国（4）
IPC部 D（4）
IPC大类 D01（4） C01（3）
IPC小类 D01D（4）
IPC D01D010/02（4）
发明人
公开年 2021（4）
申请年 2020（4） 
专利权人

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

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

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

Graphene oxide/poly(vinyl alcohol)-based polymer composite fiber comprises poly(vinyl alcohol)-based polymer and graphene oxide positioned between PVA-based polymer chains and bound to each other by hydrogen binding.

HANTAEHEE, SUNG T H, EOM W, LEE S H, LEE E S, KANG D