发明名称 |
IMPROVEMENTS IN AND RELATING TO PRINTING |
摘要 |
An image article comprises a substrate having a security image coated on at least a portion thereof, which security image effects less than 50% reflectance of radiation of a wavelength between 800 and 900 nm, wherein the security image comprises a defined infrared-absorbing compound, for example Pigment Green 8, wherein said infrared-absorbing compound does not create a strongly coloured security image . |
申请公布号 |
CA2642198(C) |
申请公布日期 |
2015.11.17 |
申请号 |
CA20072642198 |
申请日期 |
2007.02.12 |
申请人 |
INOVINK LIMITED |
发明人 |
LEWIS, DAVID MALCOLM;BROADBENT, PETER JEFFREY |
分类号 |
B42D15/00;B41M3/14;C09B51/00;C09B57/10;C09B69/10;D21H21/40 |
主分类号 |
B42D15/00 |
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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