Postal-compliant fluorescent inkjet papers, inks for...

Details Postal-compliant fluorescent inkjet papers, inks for... Postal-compliant fluorescent inkjet papers, inks for...

C - Chemistry, Metallurgy

09

D

C09D 11/02 (2006.01) B41J 2/01 (2006.01) B41M 3/06 (2006.01) B41M 5/50 (2006.01) G09F 3/00 (2006.01)

Patent

CA 2638204

Described are new custom postage printing stocks, coating compositions, processes for preparing and utilizing these and resulting postage products. Disclosed ink formulations comprise: invisible fluorescent dye and/or pigment (preferably red-fluorescent dye), which is fluorescent in the range of 580 to 640 nm when illuminated with light at 254 nm; water-soluble binder; substrate penetrant, fluorescence stabilizer; substrate anticurl agent and water. The inks, when coated on substrates and dried, can improve the quality and color of images printed as compared to images printed without the aid of the invention.

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