Title:
LAMINATE FILM
Document Type and Number:
WIPO Patent Application WO/2018/025716
Kind Code:
A1
Abstract:
[Problem] To provide a laminate film which can maintain a high degree of polarization even in a hot and humid environment. [Solution] This laminate film comprises: a polarizer layer in which a dichroic dye is oriented in a polyvinyl alcohol resin; a resin film in which the forming material is a resin film that has a slow axis in the direction oblique to the absorption axis of the polarizer layer; and an adhesive layer which bonds together the polarizer layer and the resin film. The resin layer contains a plasticizer. The adhesive layer contains a plasticizer, and the water contact angle on the surface of the adhesive layer is greater than 60°.
Inventors:
FUJINAGA MASASHI (US)
Application Number:
PCT/JP2017/026999
Publication Date:
February 08, 2018
Filing Date:
July 26, 2017
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
G02B5/30; B32B7/02; B32B27/00; B32B27/18; B32B27/30; C09J201/00; G02F1/1335
Domestic Patent References:
| WO2014058042A1 | 2014-04-17 |
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Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (JP)
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