Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Having nonchromogenic liquid spread-control or...
Reexamination Certificate
2005-02-22
2005-02-22
Edwards, N. (Department: 1774)
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Having nonchromogenic liquid spread-control or...
C503S214000, C503S216000, C503S225000
Reexamination Certificate
active
06858565
ABSTRACT:
Disclosed is a thermosensitive recording material comprising a sheet-shaped support and a thermosensitive recording layer which is formed on at least one surface of the support and comprises a colorless or light-colored dye precursor and a color developer capable of reacting with the dye precursor and inducing color formation therein upon application of heat thereto, the color developer comprising a compound represented by the following formula (I) or analog thereof:The thermosensitive recording material has high sensitivity and can prevent white background portions from coloring and recorded images from decolorizing in an environmental resistance test.
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Fujita Hirotake
Kojima Jun-Ya
Shirai Ayako
Takahashi Yoshiyuki
Christie Parker & Hale LLP
Edwards N.
Oji Paper Co. Ltd.
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