国家/地区 韩国（11）
IPC部 C（11）
IPC大类 C01（11）
IPC小类 C01B（11）
IPC C08L079/08（11）
发明人 KU B（2） WON D Y（2） YOU N H（2）
公开年 2014（2） 2017（2） 2021（2）
申请年 2015（3）  2019（3） 
专利权人 KOREA INST S.（2） PI ADVANCED .（2）

Polyimide film is obtained by imidization reaction of polyamic acid containing quinoline and beta-picoline as imidation catalyst and acetic anhydride as dehydrating agent.

JUNG H, WON D, WON D Y

Elastic heat spreader film used for forming structural component, comprises graphitic film comprising graphitic crystals, and having preset thermal conductivity, electroconductivity and physical density, and elastomer or rubber.

LIN Y, JANG B Z, ZHANG B, JEAN B

Graphite sheet useful for electronic device, has thermal conductivity in plane direction, and thermal conductivity in thickness direction.

KIM K S, WON D Y, CHOI J Y, CUI Z, YUAN D, JIN J

Sulfur doped reduced graphene oxide used for polyimide nanocomposite, comprises sulfur and reduced graphene oxide, and has preset peak intensity ratio obtained by Raman analysis.

YOU N H, KU B, YU J, JANG S G, KOO B C, RYU J S

Cell-graphene hybrid device useful for diagnosing and treating muscle diseases in vivo and vitro, comprises a polymer support layer, a graphene layer disposed on the polymer support layer, and a cell layer disposed on the graphene layer.

KIM D, HYEON T, CHOI S, KIM S, CHO K

Preparing graphene oxide-polyimide composite material involves preparing graphene oxide dispersion and polyamic acid solution, which are mixed to obtain mixed solution.

PARK L S

Composite film, has oxide graphene coating layer whose contact angle is maintained on porous polymer supporter at specific degrees, where width of oxide graphene coating layer is in specific range.

PARK H B, KIM H W, CHO Y, YOO B M, HWANG Y S, HO B P, HWANG Y, KIM H, PARK H, YOO B, ZHAO Y

Method for forming high-strength graphene-reinforced polymer matrix composite for e.g. aircraft part for commercial application, involves applying succession of shear strain events to molten polymer phase.

NOSKER T, LYNCH J, KEAR B, HENDRIX J, CHIU G, ZHAO G, HENDRIKS J, NOSKER T J, LYNCHBRANZOI J K, KEAR B H

Preparing polyimide-graphene composite material involves modifying graphene by covalently bonding amine-substituted aromatic/aliphatic compound on graphene surface, adding modified graphene to polyimide precursor to polymerize, and heating.

YOU N H, PARK O, KU B, LEE J H, GOH M, PARK O K, KU B C

Polyamic acid composition, useful for polyimide film that is used in e.g. aerospace industry, comprises graphene oxide.

PARK S Y, HA H U