国家/地区 韩国（7） 世界知识产权组织（7） 中国（6） 美国（6） 日本（4） 欧洲专利局（EPO）（2）
IPC部 B（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B032/182（7）
发明人 LEE S（7）
公开年 2017（2） 2021（2）
申请年 2013（2）  2017（2） 
专利权人 ILJIN MATERI.（2）

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

Silicon-silicon oxide-carbon composite having core-shell structure for lithium secondary battery, comprises core comprising silicon fine particles, silicon oxide compound and magnesium silicate, and shell formed of carbon film.

LEE S G, PARK H S, OH S M, LIM J C, LEE S, HUNSOO P, LIM J, LIN Z, WU X, PIAO X

Electrolytic copper foil used for producing graphene, has preset ratio of surface roughness of copper foil and surface roughness of copper foil after heat treatment.

JO T J, LEE S H, PARK S, SONG K D, TAE J J, SUNHYOUNG L, SEULKI P, KIDEOK S, JO T, LEE S, SONG K

Electrolytic copper foil used for forming graphene during fabrication of semiconductor component for computer, electronic paper and display, has preset tensile strength before and after subjecting to heat-treatment.

JO T J, LEE S H, PARK S, SONG K D, TAE J J, SUNHYOUNG L, SEULKI P, KIDEOK S, JO T, LEE S, SONG K

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

Ultrasonic spray coating for producing optically transparent/electrically conductive film involves forming aerosol droplets of graphene material in second liquid, depositing aerosol droplets onto supporting substrate, and removing liquid.

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

Composite component used for electronic apparatus e.g. display device, electrode for lithium-ion battery, biosensor and electrochemical sensor, has layers of graphene perpendicularly or incliningly arranged on layer containing polymer.

LEE Y, LEE S, SOOJEONG L, YOUNGKWAN L