Title:
HIGH-STRENGTH TRANSPARENT POLYAMIDE-IMIDE AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2017/188630
Kind Code:
A1
Abstract:
Provided in the present invention is a polyamide-imide film having significantly enhanced mechanical physical properties and heat resistance while maintaining transparency. The polyamide-imide has excellent transparency, heat resistance, mechanical strength, and flexibility, and thus can be used in a variety of fields including in a device substrate, a cover substrate using a display, an optical film, an integrated circuit (IC) package, and adhesive film, a multilayer flexible printed circuit, a tape, a touch panel, and a protective film for an optical disk.
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Inventors:
YUN CHEOLMIN (KR)
SUH JUN SIK (KR)
KIM KYUNGJUN (KR)
SUH JUN SIK (KR)
KIM KYUNGJUN (KR)
Application Number:
PCT/KR2017/003944
Publication Date:
November 02, 2017
Filing Date:
April 12, 2017
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08G73/14; C08G73/10; C08J5/18; C08L79/08
Domestic Patent References:
| WO2013048126A1 | 2013-04-04 | |||
| WO2013100557A1 | 2013-07-04 | |||
| WO2015099461A1 | 2015-07-02 |
Foreign References:
| KR20130029129A | 2013-03-22 | |||
| KR20130071650A | 2013-07-01 |
Other References:
See also references of EP 3450482A4
Attorney, Agent or Firm:
KIM, Aera (KR)
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