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Optical film laminate, optical display device using the optical film laminate, and transparent protective film

机译:光学膜层叠体,使用该光学膜层叠体的光学显示装置以及透明保护膜

摘要

Instead of changing the polarizing film per se, by appropriately selecting the transparent protective film in consideration of the dimensional change of the polarizing film, the dimension of the polarizing film which can occur at the interface between the polarizing film and the transparent protective film (EN) Provided are an optical film laminate and the like capable of reducing stress caused by change. An optical film laminate including a polarizing film made of a polyvinyl alcohol resin having a dichroic substance oriented therein and having a thickness of 10 m or less and a transparent protective film made of a thermoplastic resin disposed on one side of the polarizing film with an adhesive layer interposed therebetween The transparent protective film has a thickness of 40 m or less and has a dimensional change rate in a direction perpendicular to the absorption axis of the polarizing film after leaving the test piece of 100 mm 100 mm in an environment of 85 C. for 48 hours Is 0.2% or more.
机译:代替改变偏振膜本身,通过考虑偏振膜的尺寸变化适当地选择透明保护膜,可以在偏振膜和透明保护膜之间的界面处出现的偏振膜的尺寸(EN提供一种能够减少由变化引起的应力的光学膜层叠体等。一种光学膜叠层体,包括:由聚乙烯醇树脂制成的偏振膜,该偏振膜具有定向在其中的二色性物质,厚度为10 m或更小;以及由热塑性树脂制成的透明保护膜,该透明保护膜通过粘合剂设置在该偏振膜的一侧透明保护膜的厚度为40m以下,并且在85℃的环境下将100mm×100mm的试验片放置后,在垂直于偏振膜的吸收轴的方向上具有尺寸变化率。 48小时为0.2%以上。

著录项

  • 公开/公告号JPWO2016052732A1

    专利类型

  • 公开/公告日2017-07-20

    原文格式PDF

  • 申请/专利权人 日東電工株式会社;

    申请/专利号JP20160552179

  • 申请日2015-10-02

  • 分类号G02B5/30;G02F1/1335;B32B7/02;B32B27/30;B32B27/32;B32B27/36;C08J7/02;

  • 国家 JP

  • 入库时间 2022-08-21 13:54:00

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