发明授权
- 专利标题: Azo compounds and polarizing films using the compounds
- 专利标题(中): 使用该化合物的偶氮化合物和偏振膜
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申请号: US490152申请日: 1995-06-14
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公开(公告)号: US5639809A公开(公告)日: 1997-06-17
- 发明人: Yoriaki Matsuzaki , Ryu Oi , Rihoko Imai , Keisuke Takuma , Hisato Itoh
- 申请人: Yoriaki Matsuzaki , Ryu Oi , Rihoko Imai , Keisuke Takuma , Hisato Itoh
- 申请人地址: JPX Chiyoda
- 专利权人: Mitsui Toatsu Chemicals, Inc.
- 当前专利权人: Mitsui Toatsu Chemicals, Inc.
- 当前专利权人地址: JPX Chiyoda
- 优先权: JPX6-139844 19940622
- 主分类号: C09B31/02
- IPC分类号: C09B31/02 ; C09B31/16 ; C09B45/24 ; G02B5/30 ; F21V9/14 ; C09B45/28 ; C09B45/32
摘要:
The present invention provides a polarizing film having high heat resistance and a high degree of polarization and excellent optical properties by dyeing a polymer film with a novel azo compound represented by the following formula (1) or (2): ##STR1##
公开/授权文献
- US5036987A Bicycle stand 公开/授权日:1991-08-06
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