Title:
COMPOSITE FILM, PRODUCTION METHOD, POLARIZING PLATE, AND DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2018097110
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide: a composite film which less generates breaking during handling in production or use, and less generates film thickness unevenness during handling; a production method for easily producing the composite film; and a polarizing plate and a display device which can be easily produced at low cost and have uniform optical characteristics.SOLUTION: There are provided: a composite film 10 which has a center region (B) 111 of a thermoplastic resin B, and side regions (A) 121 and 122 of a thermoplastic resin A provided on side parts on both sides of the center region (B) 111, where the thermoplastic resin A and the thermoplastic resin B are resins containing an alicyclic structure-containing polymer, and the center region (B) 111 and the side regions (A) 121 and 122 satisfy a specific relationship; a production method of the same; and a polarizing plate and a display device containing a part of the same.SELECTED DRAWING: Figure 1
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Inventors:
SUDEJI HIRONARI
Application Number:
JP2016240239A
Publication Date:
June 21, 2018
Filing Date:
December 12, 2016
Export Citation:
Assignee:
NIPPON ZEON CO
International Classes:
G02B5/30; B29C47/04; B29C55/02; B29C55/04; B29C55/06; G02F1/1335
Attorney, Agent or Firm:
Sakai International Patent Office