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광학 효과 층을 제조하기 위한 장치 및 프로세스

Nº publicación: KR20250166312A 27/11/2025

Solicitante:

시크파홀딩에스에이

CN_120981303_PA

Resumen de: AU2024243132A1

The invention relates to the field of the protection of security documents such as for example banknotes and identity documents against counterfeit and illegal reproduction. In particular, the present invention provides apparatuses and processes for producing optical effect layers (OELs) comprising magnetically oriented, said optical effect layers (OELs) exhibiting not only a dynamic movement but also an eye- catching relief and/or 3D effect upon tilting and may be as anti-counterfeit means on security documents or security articles or for decorative purposes.

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