Food grade ink jet inks for printing on edible substrates

Food grade colored fluids which include food grade dyes and food grade glycols are provided. Also provided are methods for applying the food grade colored fluids directed to the surface of an edible substrate, and edible substrates having the food grade colored fluids applied to a surface thereof. I...

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Bibliographic Details
Main Authors Baydo, Robert A, Fabian, Benedict D, Fathollahi, Zahra S, Graff, Diane V, Lee, Constance L, Martin, Penny F
Format Patent
LanguageEnglish
Published 30.11.2010
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Summary:Food grade colored fluids which include food grade dyes and food grade glycols are provided. Also provided are methods for applying the food grade colored fluids directed to the surface of an edible substrate, and edible substrates having the food grade colored fluids applied to a surface thereof. In some embodiments the food grade colored fluids include a surface tension modifier to reduce their surface tensions. The food grade colored fluids may optionally include glycerine and water. In one embodiment, the food grade glycol makes up at least about 25 wt. % of the colored fluid and water makes up no more than about 35 wt. % of the colored fluid.