| 发明名称 |
COLOR SHIFTING FILM WITH PATTERNED FLUORESCENT AND NON-FLUORESCENT COLORANTS |
| 摘要 |
<p>Disclosed are articles (10) having a color shifting film (12) and indicia (14) located behind the color shifting film. The indicia include at least a first and second colored portion, the first portion (16) including a first fluorescent colorant. The second colored portion (18) is non-fluorescent but has a color similar to that of the first portion to enhance concealment of the indicia under certain viewing conditions. At least one of the colored portions is patterned.</p> |
| 申请公布号 |
WO02066266(A8) |
申请公布日期 |
2003.11.06 |
| 申请号 |
WO2001US21288 |
申请日期 |
2001.07.02 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
HUANG, PENG;JI, HONG;LIU, YAOQI, J. |
| 分类号 |
G02B5/20;B32B3/00;B32B3/10;B32B5/00;B32B7/00;B42D15/00;B44F1/00;B44F1/08;B44F1/10;G09F13/00;(IPC1-7):B44F1/00 |
主分类号 |
G02B5/20 |
| 代理机构 |
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