Invention Grant
- Patent Title: Optical pressure-sensitive adhesive, pressure-sensitive adhesive attached optical film, and image display
- Patent Title (中): 光学胶粘剂，粘合剂粘合剂的光学膜和图像显示
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Application No.: US12293936Application Date: 2007-03-14
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Publication No.: US09321942B2Publication Date: 2016-04-26
- Inventor: Shinichi Inoue , Masayuki Satake , Kohei Yano
- Applicant: Shinichi Inoue , Masayuki Satake , Kohei Yano
- Applicant Address: JP Ibaraki-shi, Osaka
- Assignee: NITTO DENKO CORPORATION
- Current Assignee: NITTO DENKO CORPORATION
- Current Assignee Address: JP Ibaraki-shi, Osaka
- Agency: Westerman, Hattori, Daniels & Adrian, LLP
- Priority: JP2006-086044 20060327
- International Application: PCT/JP2007/055112 WO 20070314
- International Announcement: WO2007/111138 WO 20071004
- Main IPC: C08G18/04
- IPC: C08G18/04 ; C09J133/08 ; C09J133/26 ; C09J133/04 ; C09J7/02 ; C09J133/06 ; C09D133/26 ; C08L33/06 ; C08L33/08 ; C08L33/26 ; G02B5/30
Abstract:
An optical pressure-sensitive adhesive that is for use in pressure-sensitive adhesive attached optical films, includes an acrylic copolymer and is less likely to cause display unevenness in the peripheral portion of a display screen. An optical pressure-sensitive adhesive, comprising: an acrylic copolymer containing alkyl (meth)acrylate (a1) and N-(2-hydroxyethyl)(meth)acrylamide (a2) as a monomer unit.
Public/Granted literature
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