DEVICES AND METHODS FOR PRODUCING LAYERS WITH OPTICAL EFFECT, CONTAINING ORIENTED NON-SPHERICAL MAGNETIC OR MAGNETISABLE PARTICLES OF PIGMENT Russian patent published in 2020 - IPC B05B3/00 B05D5/06 B05D3/06 B42D25/00 B32B5/16 

Abstract RU 2715166 C2

FIELD: physics.

SUBSTANCE: invention relates to magnetic assemblies and a method of producing layers with an optical effect (LOE) containing magnetically oriented non-spherical magnetic or magnetisable pigment particles on a substrate. In particular, the present invention relates to magnetic assemblies and methods of producing said LOE as counterfeit means on protected documents or articles to be protected or for decorative purposes.

EFFECT: disclosed are devices and methods of producing layers with optical effect, containing oriented non-spherical magnetic or magnetized pigment particles.

15 cl, 11 ex, 47 dwg

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RU 2 715 166 C2

Authors

Schmid, Mathieu

Despland, Claude-Alain

Loginov, Evgeny

Dates

2020-02-25Published

2016-09-07Filed