| 发明名称 |
Markierung von Plastikartikeln durch optischen Fingerabdruck |
| 摘要 |
<p>A plastics material which contains a pigment composition comprising a pigment having adsorbed on its surface, or as a physical mixture, up to 10% by weight, based on the total weight of pigment composition of a coding compound which is a compound containing azo, azomethine or polycyclic chromophore and which has an absorption spectrum and a Raman spectrum different from that of the pigment.</p> |
| 申请公布号 |
DE69800786(D1) |
申请公布日期 |
2001.06.21 |
| 申请号 |
DE1998600786 |
申请日期 |
1998.07.08 |
| 申请人 |
CIBA SPECIALTY CHEMICALS HOLDING INC., BASEL;UNIVERSITY OF STRATHCLYDE, GLASGOW |
发明人 |
CHISHOLM, GREIG;SMITH, WILLIAM EWEN;WHITE, PETE CYRIL |
| 分类号 |
G01N21/65;C08K3/00;C08K5/00;C08L101/00;C09B67/22;(IPC1-7):C08K5/00 |
主分类号 |
G01N21/65 |
| 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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