SECURITY SUBSTRATE
The invention relates to a security substrate for security papers, value documents, and the like, comprising at least one first and at least one second sub-region. The first sub-region comprises anatase and no rutile, and the second sub-region comprises rutile and no anatase.
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | The invention relates to a security substrate for security papers, value documents, and the like, comprising at least one first and at least one second sub-region. The first sub-region comprises anatase and no rutile, and the second sub-region comprises rutile and no anatase. |
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