国家/地区 韩国（7）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C09C003/08（7）
发明人
公开年 2015（2） 2018（2） 2020（2）
申请年 2015（2）  2019（2） 
专利权人

Three dimensional graphene ball used in composition for shielding electromagnetic waves, comprises coating layer for coating carbon balls derived from carbohydrates with silver particles, and graphene region formed between coating layer.

NA C, ARAM K, KIMYONGHWAN, YOON S

Composite of matter used in composite material as filler, comprises a functionalized graphene derivative having at least one functional group bonded through a chemical linker to graphene surface, where functional group is amine or alkene.

BEH E S M, IFTIME G, WEI J, PANDEY R, RIVEST J L B, EUGENESHINMINGBEH, JUNHUA W, RAHUL P

Manufacture of graphene flakes used in dispersion solution, involves impregnating positive/negative electrodes containing graphene precursor, with electrolyte containing metal salt of anionic organic monomer, applying voltage and separating.

JEON S, AZAM A, KIM J, WOO J S, MO K J, WOO J, MO K

Manufacture of functionalized graphene involves mixing graphene, and double-bond bearing salt, and heat treating mixture.

LEE M J, KWON W J, JUN G H, IYIO J Y, LEE Y R, BYEON J Y, LEE M, KWON W, JUN G, BYEON J, LEE Y, JI Y

Graphene compound for barrier element and clear packaging for product comprises optionally functionalized graphene directly bonded to nitrogen-containing compound.

ZHENG S

Preparation of sulfonated graphene used for e.g. transparent electroconductive electrode and thermal conductive material, involves contacting reaction medium containing oxidative sulfonating agent with organic material, and heating.

HAO J, JIANG Y, LI J

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

HASEGAWA S, KAMIYA N, HASEGAWA SHOJI, KAMIYA NAGISA, SHOJI H, NAGISA K, SHEN Y