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US 4,855,277 AGranted
Thermosensitive recording material having recording layer containing fluorescent dye
AssigneeHobart Corporation
InventorPhilip G. Walter
Life of this patent
Estimating the term…
Abstract
A thermosensitive recording material having a fluorescent color comprising a support, a thermosensitive recording layer formed on one side of the support, the thermosensitive recording layer comprising (i) a thermosensitive recording system capable of producing color upon application of heat thereto and (ii) a colored fluorescent dye composition by which the recording material has high recognition ability; and optionally an adhesive layer formed on the opposite side of the support.
Claims16
A thermosensitive recording material comprising:
- a support and
- a thermosensitive recording layer formed on one side of said support, said thermosensitive recording layer including (i) a thermosensitive recording system capable of producing a colored image upon application of heat thereto, and (ii) a colored fluorescent dye composition, said system also comprising a resin, said resin being dissolved in the form of a solid solution with said fluorescent dye, said colored flourescent dye forming a background for said image.
A thermosensitive recording material comprising:
- a support and
- a thermosensitive recording layer formed on one side of said support, said thermosensitive recording layer including (i) a thermosensitive recording system capable of producing a colored image upon application of heat thereto, and (ii) a colored fluorescent dye composition, said system also comprising a resin, said resin being dissolved in the form of a solid solution with said fluorescent dye, said colored fluorescent dye forming a background for said image.
Dependencies are inferred from the claim text.