Title:
POLYIMIDE FILM, LAMINATE, AND SURFACE MATERIAL FOR DISPLAY
Document Type and Number:
WIPO Patent Application WO/2018/186262
Kind Code:
A1
Abstract:
The present invention provides a polyimide film comprising 2 or more polyimide layers having different Young's moduli. The total thickness of the polyimide film is 5 to 200 µm or less, and the total luminous transmittance thereof as determined by JIS K7361-1 is 85% or greater.
Inventors:
SAKAYORI KATSUYA (JP)
OTA TAKAYUKI (JP)
OKADA KOUDAI (JP)
KANAZAWA NAHOMI (JP)
KOBAYASHI YOSHIHIRO (JP)
KATSUMATA AYA (JP)
FURUSE AYAKO (JP)
MAEDA TAKANORI (JP)
WAKITA KEISUKE (JP)
OTA TAKAYUKI (JP)
OKADA KOUDAI (JP)
KANAZAWA NAHOMI (JP)
KOBAYASHI YOSHIHIRO (JP)
KATSUMATA AYA (JP)
FURUSE AYAKO (JP)
MAEDA TAKANORI (JP)
WAKITA KEISUKE (JP)
Application Number:
PCT/JP2018/012874
Publication Date:
October 11, 2018
Filing Date:
March 28, 2018
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
B32B27/34; C08G73/10
Foreign References:
| JP2014025059A | 2014-02-06 | |||
| JP2011033948A | 2011-02-17 | |||
| JPS63317554A | 1988-12-26 | |||
| JPH0423833A | 1992-01-28 | |||
| JP2000026602A | 2000-01-25 | |||
| JP2006027067A | 2006-02-02 | |||
| JP2004189981A | 2004-07-08 | |||
| JP2008163107A | 2008-07-17 |
Attorney, Agent or Firm:
KISHIMOTO, Tatsuhito et al. (JP)
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