Security enhanced printed products and methods
First Claim
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1. A method for forming a printed product on a receiver member, said method comprising:
- applying a plurality of toner layers on said receiver member for forming an image such that said image has at least one raised portion, said raised portion comprising a layer of phosphorescent or fluorescent toner particles; and
fusing said toner layers to said substrate, wherein after fusing, a raised portion remains at least 15 μ
m above a surrounding area of the fused toner layers so that the raised portion is visible from a side elevation.
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Abstract
Printed products, printing methods and methods for verifying authenticity of a printed product are provided. In one aspect, the printed product has a receiver and an image formed thereon by an electrophotographic process using toner particles, said image having at least one raised portion, wherein at least parts of said raised portion of said image comprise phosphorescent or fluorescent toner particles.
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Citations
9 Claims
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1. A method for forming a printed product on a receiver member, said method comprising:
applying a plurality of toner layers on said receiver member for forming an image such that said image has at least one raised portion, said raised portion comprising a layer of phosphorescent or fluorescent toner particles; and
fusing said toner layers to said substrate, wherein after fusing, a raised portion remains at least 15 μ
m above a surrounding area of the fused toner layers so that the raised portion is visible from a side elevation.- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
Specification