国家/地区 中国（2） 韩国（2）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/184（4）
发明人 JEONG S（2） LEE J J（2）
公开年 2022（4）
申请年 2022（3） 
专利权人 HEXA FIC CO .（2）

Producing graphene quantum dots useful in nanoelectronics comprises e.g. micelle solution, where micelles including water, carbon precursor and surfactant are dispersed in non-polar solvent and heated to obtain graphene core.

JEONG S, LEE J J

Production of branched graphene quantum dot used for yarn, involves dissolving carbon precursor comprising carboxylic acid and ligand precursor in solvent to prepare precursor solution, and heating precursor solution to prepare core containing graphene and ligand surrounding core.

JEONG S, LEE J J

Preparing graphene heat dissipation composite material useful in automobile engine heat-dissipating, comprises e.g. taking carbon fiber bundles, pouring mixed liquid into forming container, arranging multi-level orientation and arrangement of carbon fiber bundles in mixed solution by device.

CHEN D

Polyester fiber carbon neutralizing sound absorbing plate comprises a polyester fiber sound absorbing plate base body (polyester fiber, and nano carbon material, acetylene black, carbon nano-tube and graphene oxide).

ZHANG H, ZHOU T, WU S