| 发明名称 |
SECURITY SUBSTRATE, AND METHOD FOR AUTHENTICATION AND FOR REVEALING ATTEMPTS AT FORGERY |
| 摘要 |
<p>The invention relates to a security substrate, which comprises at least one area for authentication and/or for revealing attempts at forgery using solvents, characterised in that said area includes individualised polymer or copolymer particles comprising at least one marker, and in that said polymer or copolymer is at least partially soluble in solvents used for forgery.</p> |
| 申请公布号 |
WO2013017996(A1) |
申请公布日期 |
2013.02.07 |
| 申请号 |
WO2012IB53799 |
申请日期 |
2012.07.25 |
| 申请人 |
ARJOWIGGINS SECURITY;RANCIEN, SANDRINE;DESNOUS, CELINE |
发明人 |
RANCIEN, SANDRINE;DESNOUS, CELINE |
| 分类号 |
D21H21/46;D21H21/48;G07D7/12 |
主分类号 |
D21H21/46 |
| 代理机构 |
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代理人 |
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| 主权项 |
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