Invention Grant
- Patent Title: Polarizer-protecting film comprising an easy-adhesion layer composition, and polarizing plate and image display apparatus each comprising the polarizing-protecting film
- Patent Title (中): 包含易粘合层组合物的偏振片保护膜和各自包含偏振保护膜的偏振片和图像显示装置
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Application No.: US13056447Application Date: 2009-06-01
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Publication No.: US08854577B2Publication Date: 2014-10-07
- Inventor: Tatsuya Yamasaki , Takeshi Saitou , Hiroyuki Takao , Youichirou Sugino , Yuuji Yamashita
- Applicant: Tatsuya Yamasaki , Takeshi Saitou , Hiroyuki Takao , Youichirou Sugino , Yuuji Yamashita
- Applicant Address: JP Ibaraki-shi JP Osaka-shi
- Assignee: Nitto Denko Corporation,Nippon Shokubai Co., Ltd.
- Current Assignee: Nitto Denko Corporation,Nippon Shokubai Co., Ltd.
- Current Assignee Address: JP Ibaraki-shi JP Osaka-shi
- Agency: Westerman, Hattori, Daniels & Adrian, LLP
- Priority: JP2008-194287 20080729
- International Application: PCT/JP2009/059967 WO 20090601
- International Announcement: WO2010/013539 WO 20100204
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; G02B5/30 ; B32B27/40 ; B32B27/30 ; B32B27/20 ; B32B7/12 ; B32B27/08
Abstract:
The present invention provides a polarizer protective film capable of suppressing blocking that occurs in taking up the film. The polarizer protective film of the present invention includes a (meth)acrylic resin film and an easy-adhesion layer formed of an easy-adhesive composition including a urethane resin and fine particles. The fine particles include preferably colloidal silica.
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