发明申请
US20090233093A1 PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY
有权
用于光学薄膜的压敏粘合剂组合物,压敏粘合剂光学薄膜和图像显示
- 专利标题: PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY
- 专利标题(中): 用于光学薄膜的压敏粘合剂组合物,压敏粘合剂光学薄膜和图像显示
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申请号: US12404080申请日: 2009-03-13
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公开(公告)号: US20090233093A1公开(公告)日: 2009-09-17
- 发明人: Yuusuke TOYAMA , Shinichi INOUE , Mizue NAGATA , Toshitsugu HOSOKAWA
- 申请人: Yuusuke TOYAMA , Shinichi INOUE , Mizue NAGATA , Toshitsugu HOSOKAWA
- 申请人地址: JP Osaka
- 专利权人: NITTO DENKO CORPORATION
- 当前专利权人: NITTO DENKO CORPORATION
- 当前专利权人地址: JP Osaka
- 优先权: JP2008-066290 20080314; JP2008-153294 20080611
- 主分类号: B32B7/12
- IPC分类号: B32B7/12 ; C08G63/00
摘要:
There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition is prepared to include a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl (meth)acrylate monomer unit, (b) 5 to 50% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit; 0.01 to 2 parts by weight of a peroxide as a crosslinking agent; and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer.
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