Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing
Patent
1999-06-15
2000-12-26
Chea, Thorl
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Silver compound sensitizer containing
430531, 430600, 430607, G03C 1498, G03C 134
Patent
active
061657077
ABSTRACT:
An image-forming material comprising a support and a constituent layer(s) comprising at least (a) a thermographic image-forming layer containing a reducible silver salt, a reducing agent of the reducible silver salt and a binder or (b) a photothermographic image-forming layer containing a light-sensitive silver halide as a photocatalyst, reducible silver salt, a reducing agent of the reducible silver salt and a binder, wherein the image-forming material comprises a compound represented by formula (I-1) or (II-1) in at least one constituent layer: ##STR1## wherein R represents a secondary alkyl group or a cycloalkyl group; and M.sup.1 and M.sup.2 each represents a hydrogen atom, a metal ion or an ammonium ion; ##STR2## wherein R.sup.1 represents a secondary alkyl group, a cycloalkyl group, an aryl group, or a primary alkyl group substituted with a substituent bonded via a hetero atom; and M.sup.1 and M.sup.2 each represents a hydrogen atom, a metal ion or an ammonium ion.
REFERENCES:
patent: 4152160 (1979-05-01), Ikienoue et al.
patent: 4847187 (1989-07-01), Ono et al.
Patent Abstracts of Japan, Publication No. 09160165, Jun. 20, 1997.
Hirano Shigeo
Suzuki Hiroyuki
Taniguchi Masahiko
Toda Satoru
Chea Thorl
Fuji Photo Film Co. , Ltd.
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