国家/地区 韩国（4）
IPC部 B（4）
IPC大类 C01（4） B82（3） B01（2）
IPC小类 C01B（4）
IPC C01B032/20（4）
发明人 LEE S（4）
公开年
申请年 2015（2） 
专利权人

Multilayer structure used for forming acoustic transducers diaphragm, comprises core layer and skin layer covering core layer and contains at least graphitic material containing graphene oxide, reduced graphene oxide, graphene, graphite oxide, reduced graphite oxide and graphite.

HU K, LI X, GASKELL R, AFTER K, LEE S

Producing graphene oxide film used in thermal management device, involves preparing graphene oxide dispersion having graphene oxide sheets or molecules including oxygen, dispensing dispersion onto roller surface to form graphene oxide layer.

LIN Y, LEE S, ZHAMU A, JANG B Z, LIN Y J, LEE S Y, LI X

Graphene membrane film used in system for purifying solvent, comprises several plate-shaped laminated graphene flakes containing physical bond or chemical bond for connecting pair of layers, and has preset thickness and oxygen content.

LEE S H, KIM S J, SEO D K, KIM Y H, GEONHUI L, LEE S, KIM S

Making graphene powder useful in carbon-based electrical devices involves preparing graphene solution in which graphene particles are dispersed in a solvent; aggregating the particles; separating aggregated particles from solvent and drying.

LEE S, LEE D, SEO B, BYUN N