Radiation imagery chemistry: process – composition – or product th – Microcapsule – process – composition – or product
Reexamination Certificate
2005-08-09
2005-08-09
Chu, John S. (Department: 1752)
Radiation imagery chemistry: process, composition, or product th
Microcapsule, process, composition, or product
C430S157000, C430S163000, C430S182000, C430S183000, C430S187000
Reexamination Certificate
active
06927007
ABSTRACT:
A heat-sensitive recording material including a substrate having disposed thereon a heat-sensitive recording layer containing a diazo compound and a coupler compound capable of reacting with the diazo compound to develop color,wherein the coupler compound includes at least one of anilide derivatives represented by the following formula (1) or tautomers thereof:wherein R1represents an alkyl group or an aryl group; R2, R3and R4each independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an acyl group, an alkoxy group, an alkoxycarbonyl group, a hydroxycarbonyl group, an aminocarbonyl group, an acylamino group, a cyano group, a nitro group, an arylthio group or an alkylthio group; L represents a group which can leave upon coupling with the diazo compound; m represents 1 or 2; and n represents 1 or 2.
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Arioka Daisuke
Fujita Akinori
Matsushita Tetsunori
Takeuchi Yohsuke
Chu John S.
Fuji Photo Film Co. , Ltd.
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