Title:
CROSSLINKABLE POLYAMIC ACID COMPOSITION, AND POLYIMIDE FILM MANUFACTURED USING SAME
Document Type and Number:
WIPO Patent Application WO/2019/160216
Kind Code:
A1
Abstract:
The present invention provides a polyamic acid composition which comprises polyamic acid and an organic solvent and has a viscosity of 1,000-10,000 cP, the polyamic acid being generated by a polymerization reaction between at least one kind of dianhydride monomer and at least one kind of diamine monomer, the dianhydride monomer comprising, relative to the total amount of the dianhydride monomer included, 1-10 mol% of a crosslinkable dianhydride compound, and the crosslinkable dianhydride compound including at least one triple bond in the molecular structure thereof. Also provided is a polyimide film manufactured using the polyamic acid composition.
Inventors:
HWANG IN HWAN (KR)
KIM JOO YOUNG (KR)
LEE IK SANG (KR)
LIM HYUN JAI (KR)
KIM JOO YOUNG (KR)
LEE IK SANG (KR)
LIM HYUN JAI (KR)
Application Number:
PCT/KR2018/011883
Publication Date:
August 22, 2019
Filing Date:
October 10, 2018
Export Citation:
Assignee:
SKCKOLONPI INC (KR)
International Classes:
C08L79/08; C08G73/10; C08J5/18; G02F1/1333; H05K1/03
Foreign References:
JP2013173820A | 2013-09-05 | |||
US20140135448A1 | 2014-05-15 | |||
JP2016113498A | 2016-06-23 | |||
JP2017145346A | 2017-08-24 | |||
KR20170061728A | 2017-06-05 |
Attorney, Agent or Firm:
LEE & KO IP (KR)
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