发明名称 |
VERFAHREN ZUR BILDERZEUGUNG AUF SUBSTRATEN UND SICHERHEITSDOKUMENT |
摘要 |
A method of providing an optically variable effect generating structure on a substrate. The method comprises a) providing an adhesive on the substrate; b) depositing a metal powder on the adhesive; and, c) embossing an optically variable effect generating structure into the metal powder. A method of providing an image on a substrate, the method comprising a) providing an adhesive on the substrate in a pattern corresponding to an image; and, b) depositing a metal powder on the adhesive. |
申请公布号 |
AT261356(T) |
申请公布日期 |
2004.03.15 |
申请号 |
AT19990957040T |
申请日期 |
1999.06.09 |
申请人 |
DE LA RUE INTERNATIONAL LIMITED |
发明人 |
HARRIS, PAUL, GREGORY;RAMPLING, MARC, ROBIN;WALLIS, RICHARD, ALASTAIR;KAY, RALPH |
分类号 |
B41M3/00;B41M3/14;B41M7/00;B42D15/00;B42D15/10;B44F1/12;G07D7/12;(IPC1-7):B41M3/00;B41M5/38 |
主分类号 |
B41M3/00 |
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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