发明名称 |
FLUORESCENT RETROREFLECTIVE SHEET |
摘要 |
<p>This invention provides encapsulated type fluorescent retroreflective sheeting which is excellent in appearance and weatherability, and which comprises a surface-protective layer disposed on the side on which light is to strike, a binder layer connected to the surface-protective layer through network bonding parts, an air layer which is sealed-up by the network bonding parts between the surface-protective layer and the binder layer, and a retroreflective element layer disposed between the surface-protective layer and the air layer, or between the binder layer and the air layer, wherein at least one layer located on the light-incident side of sealed-up air layer contains at least one fluorescent dye selected from the group consisting of benzimidazole coumarin type-fluorescent dyes of formula (1) as follows: <CHEM> and benzopyran type-fluorescent dyes of formula (2) as follows: <CHEM> <IMAGE></p> |
申请公布号 |
EP1273933(A4) |
申请公布日期 |
2003.09.03 |
申请号 |
EP20010906204 |
申请日期 |
2001.02.22 |
申请人 |
NIPPON CARBIDE KOGYO KABUSHIKI KAISHA |
发明人 |
MIMURA, IKUO;MATSUDA, AKIHIRO;YOSHIOKA, TAKASHI |
分类号 |
E01F9/00;C09B57/00;C09B57/02;C09K11/06;C11B9/00;C11B9/02;G02B5/12;G02B5/124;G02B5/128;(IPC1-7):G02B5/12;C09B23/00 |
主分类号 |
E01F9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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