POLYIMIDE FILM WITH IMPROVED ALKALI RESISTANCE AND METHOD FOR MANUFACTURING SAME

Title:

POLYIMIDE FILM WITH IMPROVED ALKALI RESISTANCE AND METHOD FOR MANUFACTURING SAME

Document Type and Number:

WIPO Patent Application WO/2019/139249

Kind Code:

A1

Abstract:

The present invention provides a polyimide film comprising: carbon black particles surface-treated with a titanium-based coupling agent and a polyimide resin obtained from imidization of a polyamic acid, wherein the carbon black particles are bonded to the polyimide resin via the titanium-based coupling agent.

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Inventors:

LEE SEUNG HYEON (KR)
AHN JAE CHUL (KR)

Application Number:

PCT/KR2018/014446

Publication Date:

July 18, 2019

Filing Date:

November 22, 2018

Export Citation:

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Assignee:

SKCKOLONPI INC (KR)

International Classes:

C08J5/18; C08G73/10; C08K3/04; C08K5/36; C08K5/49; C08K9/04; C08L79/08

Foreign References:

KR20150001953A	2015-01-07
JP2017025213A	2017-02-02
JP2008007631A	2008-01-17
KR20060012166A	2006-02-07
KR20160147236A	2016-12-22

Attorney, Agent or Firm:

LEE & KO IP (KR)

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