US Patent 7642219 Thermal transfer sheet
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Patent abstract
Disclosed is a thermal transfer sheet that can meet demands for increased printing speed in thermal transfer, higher density of thermally transferred images, and higher quality. The thermal transfer sheet comprises a substrate and an adhesive layer and a dye layer provided in that order on one side of the substrate, wherein the adhesive layer comprises a polyvinylpyrrolidone resin and a composition for suppressing hygroscopic properties of the polyvinylpyrrolidone resin.
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Patent Inventor Names
Kenichi Hirota0
Masahiro Yuki0
Mitsuru Maeda0
Munenori Ieshige0
Tsuaki Odaka0
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US Patent 07642219 Thermal transfer sheet US Patent 7642219 Thermal transfer sheet
Infobox
Patent Number
076422190
Patent Number
76422190
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Official Website
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Is a
Patent Jurisdiction
Patent Number
076422190
Date of Patent
January 5, 2010
0Patent Application Number
105861710
Date Filed
January 20, 2005
0Official Website
Patent Primary Examiner
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US Patent 07642219 Thermal transfer sheet
Infobox
Is a
Patent jurisdiction
Patent number
07642219
Date of patent
January 5, 2010
Patent application number
10586171
Date Filed
January 20, 2005
Patent primary examiner
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