发明名称 |
Manufacture of security tapes and security threads |
摘要 |
<p>A method of manufacturing a laminate structure for use in a security thread or tape comprises: i) providing a first structure (1) having a flexible carrier (2) supporting an optically variable effect structure (4-6); ii) adhering the first structure (1) to a flexible substrate (9) with the optically variable effect structure (4-6) between the carrier and the substrate; iii) removing the carrier (2); iv) permanently bonding the carrier (2) to the resulting laminate to generate a final laminate structure; and, v) slitting the laminate structure from step iv) into at least two lengths.</p> |
申请公布号 |
GB9702064(D0) |
申请公布日期 |
1997.03.19 |
申请号 |
GB19970002064 |
申请日期 |
1997.01.31 |
申请人 |
LA RUE HOLOGRAPHICS, DE LIMITED |
发明人 |
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分类号 |
B42D15/10;B32B37/00;B32B38/10;D21H21/42;G03H1/02;G03H1/18 |
主分类号 |
B42D15/10 |
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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