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Idvac Develops Colour Shifting Film Using Liquid Crystals For Brand Protection Applications

Idvac Ltd., a world expert in advanced vacuum and thin film technology, has been investigating the application of the properties of some Liquid Crystals for packaging and security applications. Liquid Crystals are molecules which have properties between those of conventional liquids and those of solid crystals. They can be aligned by an applied electric field or other methods which changes their optical properties.

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