发明名称 |
Weather-resistant film for the yellow coloration of retro-reflective moulded bodies |
摘要 |
The present invention relates to a foil encompassing at least one PMMA layer coloured with a yellow anthraquinone dye, where the chromaticity coordinates (x;y) in the CIE 1931 Standard Colorimetric System of the PMMA layer are within the range of 0.4≦̸x≦̸0.54 and 0.44≦̸y≦̸0.54, where the concentration of the yellow dye of the PMMA layer is at least 3% by weight, based on the total weight of the PMMA layer. |
申请公布号 |
ZA200705785(B) |
申请公布日期 |
2008.07.30 |
申请号 |
ZA20070005785 |
申请日期 |
2007.07.13 |
申请人 |
ROHM GMBH |
发明人 |
NEUHAUSER, ACHIM;DICKHAUT-BAYER, GUENTHER;ENDERS, MICHAEL |
分类号 |
C08J;G02B |
主分类号 |
C08J |
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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