Radiation imagery chemistry: process – composition – or product th – Microcapsule – process – composition – or product
Patent
1997-08-21
1999-12-07
Chu, John S.
Radiation imagery chemistry: process, composition, or product th
Microcapsule, process, composition, or product
430151, 430157, 430171, 430176, G03C 154, G03F 7021
Patent
active
059980826
ABSTRACT:
A thermal recording material comprising a support having provided thereon a thermal recording layer containing a diazonium salt and a coupling component. The diazonium salt is a compound represented by the following general formula (1):
General Formula (1) ##STR1## wherein T and U each independently represents a hydrogen atom, a halogen atom, an alkyl group or an acylamino group; V represents a hydrogen atom, a halogen atom, an alkyl group or OR.sup.3 ; R.sup.1, R.sup.2 and R.sup.3 each independently represents an alkyl group or an aryl group; and X.sup.- represents an anion. The thermal recording material has excellent stock storage stability and provides fast color-developed images having an extremely high developed color density.
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Jimbo Yoshihiro
Kawakami Hiroshi
Chu John S.
Fuji Photo Film Co. , Ltd.
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