RECORDING MATERIAL FOR LASER MARKING
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United States of America Patent
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Issued Date -
Mar 3, 2011
app pub date -
Aug 25, 2010
filing date -
Aug 26, 2009
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Abandoned
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Abstract
Disclosed herein in a preferred embodiment is a recording material comprising a substrate and a coating comprising at least 3 plies, wherein the outermost ply contains nanoparticles and the inner plies together contain at least one color former, at least one color developer, at least one absorber and at least one solubilizer, and no ply contains both a color former and a color developer. Also disclosed is a process for producing the recording material of the invention and also to a laser marking process wherein the recording material is irradiated with a laser.
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