Title:
LAMINATED FILM AND POLARIZING PLATE
Document Type and Number:
WIPO Patent Application WO/2018/008493
Kind Code:
A1
Abstract:
This laminated film is provided with a first layer that is formed from a first resin, a second layer that is formed from a second resin, and a third layer that is formed from a third resin, sequentially in this order, wherein: the second resin has a glass transition temperature lower than that of the first resin and lower than that of the third resin; the first and third resins each have an indentation elastic modulus of 2200 MPa or higher measured by forming the first and third resins into films having a thickness of 100 µm; the first and third resins have a water vapor transmittance of 5 g/m2·day or lower measured in conformity to JIS K7129B (1992) by forming the first and third resins into films having a thickness of 100 µm; and the ratio of the sum of the thickness of the first layer and the thickness of the third layer with respect to the thickness of the second layer is within the range of 1-4.
Inventors:
INOUE KYOSUKE (JP)
Application Number:
PCT/JP2017/023793
Publication Date:
January 11, 2018
Filing Date:
June 28, 2017
Export Citation:
Assignee:
ZEON CORP (JP)
International Classes:
B32B7/027; B32B27/00; B32B7/022; G02B5/30
Domestic Patent References:
| WO2012032919A1 | 2012-03-15 |
Foreign References:
| JP2011203400A | 2011-10-13 | |||
| JP2011011394A | 2011-01-20 | |||
| JP2009214341A | 2009-09-24 | |||
| JP2015031753A | 2015-02-16 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
Download PDF:
Previous Patent: TOUCH PANEL CONTROL DEVICE AND ELECTRONIC DEVICE
Next Patent: SYNTHETIC RESIN CONTAINER
Next Patent: SYNTHETIC RESIN CONTAINER