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Title:
POLYIMIDE FILM, ORGANIC ELECTROLUMINESCENT ELEMENT, TRANSPARENT CONDUCTIVE LAMINATE, TOUCH PANEL, SOLAR CELL, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/002663
Kind Code:
A1
Abstract:
A polyimide film comprising a polyimide that includes a repeating unit (A) represented by a specific general formula and a repeating unit (B) represented by a specific general formula, the proportion of the repeating unit (A) included relative to the total amount of the repeating units (A) and (B) being 10–70 mol%. The polyimide film has a linear expansion coefficient of no higher than 55 ppm/K, a tensile strength of at least 125 MPa, and a breaking elongation of at least 15%.

Inventors:
KOMATSU Shinichi (1-2 Otemachi 1-chome, Chiyoda-k, Tokyo 62, 〒1008162, JP)
MATSUMOTO Takaya (1-2 Otemachi 1-chome, Chiyoda-k, Tokyo 62, 〒1008162, JP)
Application Number:
JP2016/068350
Publication Date:
January 05, 2017
Filing Date:
June 21, 2016
Export Citation:
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Assignee:
JX NIPPON OIL & ENERGY CORPORATION (1-2 Otemachi 1-chome, Chiyoda-ku Tokyo, 62, 〒1008162, JP)
International Classes:
C08J5/18; B32B15/088; B32B27/34; C08G73/10; G06F3/041; H01L51/44; H01L51/50; H05B33/02
Attorney, Agent or Firm:
CENTCREST IP ATTORNEYS (Kikuya Bldg. 9th Floor, 2-8-21 Kyobashi, Chuo-k, Tokyo 31, 〒1040031, JP)
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