发明授权
- 专利标题: Retardation film
- 专利标题(中): 延迟膜
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申请号: US12440819申请日: 2007-09-11
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公开(公告)号: US08451540B2公开(公告)日: 2013-05-28
- 发明人: Kenji Kato , Katsushige Hayashi , Noriyuki Kato , Haruaki Eto , Syoichi Nito
- 申请人: Kenji Kato , Katsushige Hayashi , Noriyuki Kato , Haruaki Eto , Syoichi Nito
- 申请人地址: JP Saitama JP Tokyo
- 专利权人: MGC Filsheet Co., Ltd.,Mitsubishi Gas Chemical Company, Inc.
- 当前专利权人: MGC Filsheet Co., Ltd.,Mitsubishi Gas Chemical Company, Inc.
- 当前专利权人地址: JP Saitama JP Tokyo
- 代理机构: Ladas & Parry LLP
- 优先权: JP2006-251717 20060915
- 国际申请: PCT/JP2007/068017 WO 20070911
- 国际公布: WO2008/032848 WO 20080320
- 主分类号: G02B5/02
- IPC分类号: G02B5/02 ; G02B5/30
摘要:
Disclosed is a film suitable for improvement of luminance, contrast and view angle of a liquid crystal display. Specifically disclosed is a retardation film having a thickness of 30-500 μm, a light transmittance of not less than 85%, and an Nz factor of not less than 10.
公开/授权文献
- US20100033825A1 RETARDATION FILM 公开/授权日:2010-02-11
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