国家/地区 韩国（5）
IPC部 C（3）
IPC大类
IPC小类
IPC
发明人 DOW H S（2） KIM W S（2）
公开年 2020（3） 2019（2）
申请年 2018（5）
专利权人 KOREA INST CERAMIC ENG TECHNOLOGY（5）

Producing silicon nitride substrate by immersing silicon substrate in acid solution, treating with acid, coating graphene oxide by drying solution on which graphene oxide is dispersed on surface of substrate, and heat-reducing.

DOW H S, KIM W S, BAE S G, JUYOUNGJUN

Producing carbon fiber-boron nitride composite, comprises e.g. surface treating carbon fiber with acid solution e.g. nitric acid, adding crosslinking agent and graphene oxide containing amine group to surface-treated carbon fiber, reacting.

KIM W S, DOW H S, SHIN D, SEONG T W, HWANG J

Magnetic beads prepared by mixing polystyrene beads based magnetic beads, graphene oxide and polyethylene glycol, useful for immobilizing enzyme.

HWANG E T

Method for separating graphene layer, gallium nitride buffer layer and gallium nitride crystal layer from carrier substrate, involves removing sacrificial layer on substrate to lift off graphene layer, buffer layer, and crystal layer.

JEON D W, RA Y, KIM J H, KIM S, LEE Y J, LEE M J, LIM T Y, HEE H

Analysis of physical properties e.g. elasticity of graphene, involves providing metal substrate including grooves with flat bottom, uniformly dispersing graphene sample on substrate, and observing substrate with scanning electron microscope.

HUN H S, CHOI K, LEE M, KIM S T, AN W