Heat-sensitive recording material

Details Heat-sensitive recording material Heat-sensitive recording material

1999-04-01

2000-11-21

Chu, John S.

Radiation imagery chemistry: process, composition, or product th

Diazo reproduction, process, composition, or product

Composition or product which contains radiation sensitive...

430157, 430158, 430160, G03F 7021

Patent

active

061500674

ABSTRACT:
Disclosed is a heat-sensitive recording material comprising a support comprised of a substrate and a thermoplastic resin layer formed thereon, and a heat-sensitive recording layer disposed on the support and containing a diazonium salt compound capable of being decomposed by ultraviolet light, wherein the thermoplastic resin layer is formed by melt extrusion and wherein the thermoplastic resin layer contains a fluorescent brightening agent and a white pigment. In the heat-sensitive recording material, the fluorescent brightening agent is preferably a compound represented by the following structural formula (I):
Structural Formula (I) ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 each represent a hydrogen atom, or a substituent group or a substituent atom.

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patent: 5089371 (1992-02-01), Nakamura et al.
patent: 5286704 (1994-02-01), Yoshikawa et al.
patent: 5478689 (1995-12-01), Rimoto et al.

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