Multicolor thermal imaging method and thermal printer
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United States of America Patent
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Aug 6, 2013
Grant Date -
Jul 5, 2012
app pub date -
Nov 29, 2011
filing date -
Apr 6, 2005
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Abstract
A multicolor direct thermal imaging method wherein a multicolor image is formed in a thermal imaging member comprising at least first and second different image-forming compositions and a thermal printer for use in practicing the method. Heat is applied to at least the second image-forming composition while the first image-forming composition is at a first baseline temperature (T1) to form an image in at least the second image-forming composition, and heat is applied to at least the first image-forming composition while it is at a second baseline temperature (T2) to form an image in at least the first image-forming composition, wherein T1 is different from T2.
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