Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
OPTICAL FILM AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/043627
Kind Code:
A1
Abstract:
One embodiment of the present invention provides a foldable light-transmitting optical film 10 which is used in an image display device, and which is characterized by comprising a resin substrate 11 and a resin layer 12 that is provided on one surface 11A of the resin substrate 11. This optical film 10 is also characterized in that: the shear storage elastic modulus G' of the optical film 10 at 25°C within the frequency range of from 500 Hz to 1,000 Hz (inclusive) is from 1 MPa to 200 MPa (inclusive); and the shear loss elastic modulus G" of the optical film 10 at 25°C within the frequency range of from 500 Hz to 1,000 Hz (inclusive) is from 0.1 MPa to 100 MPa (inclusive).

Inventors:
ISOJIMA Seiichi (1-1-1, Ichigaya-Kagacho Shinjuku-k, Tokyo 01, 〒1628001, JP)
HASHIMOTO Yusuke (1-1-1, Ichigaya-Kagacho Shinjuku-k, Tokyo 01, 〒1628001, JP)
SATO Jun (1-1-1, Ichigaya-Kagacho Shinjuku-k, Tokyo 01, 〒1628001, JP)
Application Number:
JP2017/031313
Publication Date:
March 08, 2018
Filing Date:
August 31, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
DAI NIPPON PRINTING CO., LTD. (1-1-1, Ichigaya-Kagacho Shinjuku-ku Tokyo, 01, 〒1628001, JP)
International Classes:
G09F9/00; B32B27/00; B32B27/34; G09F9/30; H01L51/50
Attorney, Agent or Firm:
YOKOTA Nobutaka et al. (FIELDS IP Attorneys, 613 AIOS Nagatacho, 17-17, Nagatacho 2-chome, Chiyoda-k, Tokyo 14, 〒1000014, JP)
Download PDF: