Title:
偏光板保護フィルム、それが具備された偏光板、液晶表示装置、及び偏光板保護フィルムの製造方法
Document Type and Number:
Japanese Patent JP6702316
Kind Code:
B2
Abstract:
The present invention addresses the problem of providing: a polarizing-plate protecting film that has high surface hardness and that has superior dimensional stability and haze stability even when placed in a high-temperature environment; a polarizing plate provided with the polarizing-plate protecting film and a liquid crystal display device; and a method for manufacturing the polarizing-plate protecting film. A polarizing-plate protecting film according to the present invention is a polarizing-plate protecting film having a resin layer containing a cycloolefin resin, and is characterized in that the resin layer has a thickness not greater than 50 μm and contains a polyester additive expressed by general formula (1). General formula (1): B-(G-A)n-G-B
Inventors:
Yosuke Mizutani
Application Number:
JP2017516584A
Publication Date:
June 03, 2020
Filing Date:
April 22, 2016
Export Citation:
Assignee:
Konica Minolta Co., Ltd.
International Classes:
G02B5/30; C08J5/18; C08K5/10; C08L45/00; C08L65/00; C08L67/02; G02B1/14; G02F1/1335
Domestic Patent References:
| JP2015083646A | ||||
| JP2010271620A | ||||
| JP2013127058A | ||||
| JP2013029792A | ||||
| JP2008213324A |
Foreign References:
| WO2015023714A2 |
Attorney, Agent or Firm:
Gwangyang International Patent Office