Edible inks for ink-jet printing on edible substrates

C - Chemistry – Metallurgy – 09 – D

Patent

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Details

C09D 11/00 (2006.01) A21D 13/00 (2006.01) A23G 3/20 (2006.01) A23G 3/28 (2006.01) A23G 3/34 (2006.01) A23L 1/275 (2006.01) C07C 233/20 (2006.01)

Patent

CA 2489513

High resolution ink jet printing on edible substrates is disclosed in which fat or wax-based edible inks, which contain a colorant, a fat or wax dispersible carrier, and a fit or wax base, are used to produce high resolution images on edibles. The methods utilize a piezoelectric printhead; and the edible products include confectionery pieces having non-planar, hydrophobic surfaces, such as wax-polished sugar shell surfaces, with a printed image thereon having a resolution greater than 100 dpi, preferably greater than 300 dpi.

L'invention concerne des procédés d'impression à jet d'encre haute résolution sur des substrates comestibles. Des encres comestibles à base de graisse ou de cire, contenant un colorant, un véhicule dispersible dans la graisse ou la cire, et une base de graisse ou de cire, sont utilisées pour produire des images haute résolution sur des produits comestibles. On utilise dans ces procédés une tête d'impression piézoélectrique, et les produits comestibles comprennent des produits de confiserie présentant des surfaces hydrophobes non planaires, telles que des surfaces enrobées de sucre et polies à la cire, avec une image imprimée avec une résolution supérieure à 100 dpi, de préférence supérieure à 300 dpi.

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