国家/地区 韩国（30）
IPC部 C（30）
IPC大类 C08（30）
IPC小类 C08L（30） C08K（27） C08J（23）
C08G（13） C01B（11） H01B（5）
C09D（4） B32B（3） B82Y（3）
C04B（3） C09K（3） H05K（3）
B05D（2） C08F（2） H01L（2）
IPC C08L079/08（30）
发明人 YOU N H（4） CHOI J Y（3） JIN J（3）
KIM D（3） KIM S H（3） KU B C（3）
WON D Y（3） CHOI Y J（2） CUI Z（2）
DAE H K（2） HAM S J（2） JI S Y（2）
KIM K S（2） KIM S（2） KU B（2）
公开年 2021（5） 2013（4） 2017（4） 2014（3） 2023（3） 2012（2） 2015（2） 2018（2）
申请年 2013（4）  2019（4）  2011（3）  2015（3）  2020（3）  2012（2）  2016（2）  2017（2）  2022（2） 
专利权人 KOREA INST S.（5） PI ADVANCED .（4） SAMSUNG ELEC.（2） SKCKOLON PI .（2）
UNIV DONG EU.（2）

Producing polyimide powder used in display, automobile, medical, battery, and aerospace, involves preparing polyamic acid solution, preparing polyimide mixed solution by heating polyamic acid solution, and filtering and drying precipitate present in mixed solution to obtain polyimide powder.

LEE H S, YANG M S, LEE I S, LEE H, YANG M

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

Producing liquid crystalline graphene oxide polyamate composite film, comprises coating the liquid crystal solution containing graphene oxide and polyamic acid in liquid crystal phase, on a substrate, arranging and drying.

YOU N H, RYU J S, YUN L S, JIN J

Producing polyimide aerogel used for three-dimensional model conveniently in various fields i.e. food, comprises e.g. preparing polyamic acid salt by dissolving diamine, dianhydride and tertiary amine-based photocuring agent in solvent.

CHUNG C M, CHOI Y J, CHOI J Y, JIN S W, PARK H J, SEUNGHYOUN L, LEE J S, LEE J, AHN H S, KIM D

Composition for forming composite material, comprises polyaryletherketone copolymer comprising polyetheretherketone containing structural unit and poly(ether diphenyl ether ketone) containing structural unit, and poly(etherimide).

RICH J, ELHIBRI M J, LEACH J, ELHIBRI M

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

Maleimide resin film used in maleimide resin composition and as adhesive resin film having low dielectric property, comprises maleimide, (meth)acrylate, inorganic particles with respect to whole resin film and curing catalyst.

IGUCHI H, TSUTSUMI Y, KASHIWAGI T, DI J

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

Producing polyimide powder useful for polyimide molded product, comprises dispersing dianhydride compound, diamine compound, and graphene powder in mixed solvent to prepare dispersion, introducing into reactor, and filtering and drying.

LEE K N, CHUN J, JEON 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