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US 6,090,538 AGranted
Heat developable light-sensitive material
AssigneeFuji Photo Film Co., Ltd.
InventorsTsutomu Arai, Toshiaki Kubo, Minoru Sakai, Kohzaburoh Yamada, Kazunobu Katoh
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Abstract
A heat developable light-sensitive material comprising an organic acid silver and silver halide, which contains a compound represented by the following formula (A) and a hydrazine derivative: ##STR1## wherein R represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms and R' and R" each represents an alkyl group having from 1 to 5 carbon atoms.
Claims14
A heat developable light-sensitive material comprising an organic acid silver and silver halide, which contains:
- a compound represented by the following formula (A):
- ##STR50## wherein R represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms and R' and R" each represents an alkyl group having from 1 to 5 carbon atoms;
- and
- a hydrazine derivative represented by the following formula (II), (III), (IV) or (V):
- ##STR51## wherein R.sub.10 is a heterocyclic group, R.sub.11 to R.sub.13 each represents an aromatic group or an unsaturated heterocyclic group, A.sub.10 to A.sub.13, A.sub.20 to A.sub.23 each represent a hydrogen atom, or A.sub.10 to A.sub.13 represent a hydrogen atom and A.sub.20 to A.sub.23 represents a substituted or unsubstituted alkylsulfonyl group, a substituted or unsubstituted arylsulfonyl group or a substituted or unsubstituted acyl group;
- in formula (III), R.sub.21 represents an alkyl group substituted by at least one electron-withdrawing group, an aryl group substituted by at least one electron-withdrawing group, a heterocyclic group, an amino group, an alkylamino group, an arylamino group, a heterocyclic amino group, a hydrazino group, an alkoxy group or an aryloxy group;
- in formula (IV), R.sub.22 represents an amino group, an alkylamino group, an arylamino group, a heterocyclic amino group, a hydrazino group, an alkoxy group, an aryloxy group, an alkyl group or an aryl group;
- in formula (V), G.sub.13 represents an --SO.sub.2 -- group, an --SO-- group, a ##STR52## group (wherein R.sub.30 represents a hydrogen atom, an alkyl group, an aryl group, an unsaturated heterocyclic group, an alkoxy group, an aryloxy group, an amino group or a hydrazino group), a thiocarbonyl group or an iminomethylene group, and R.sub.23 represents an alkyl group, an aryl group, an alkoxy group, an aryloxy group, an amino group, an alkylamino group, an arylamino group, a heterocyclic amino group or a hydrazino group.
5 more elements
A heat developable light-sensitive material comprising an organic acid silver and silver halide, which contains a compound represented by formula (R-I), (R-II), (R-III) or (R-IV) and a hydrazine derivative represented by formula (II), (III), (IV) or (V):
- ##STR53## wherein in formula (R-III), the ring structure formed by Z is represented by the following formula (Z-1) or (Z-2):
- ##STR54## in formula (R-IV) ,the ring structure formed by Z is represented by the following formula (Z-3) or (Z-4):
- ##STR55## wherein L.sub.1 represents a sulfur atom and L.sub.2 represents a group represented by >CH(R.sub.6) or a sulfur atom, and n represents a natural number;
- in the formulae,
- R.sub.1 to R.sub.10, R.sub.1 ' to R.sub.5 ', R.sub.11 to R.sub.13, R.sub.11 ' to R.sub.13 ', R.sub.21 to R.sub.26 ', and R.sub.21 ' to R.sub.24 ' each represents a hydrogen atom, an alkyl group, an aryl group, an aralkyl group, a halogen atom, an amino group or a group represented by --OA, provided that at least one of R.sub.1 to R.sub.5 is a group represented by --OA, at least one of R.sub.1 ' to R.sub.5 ' is a group represented by --OA, and at least one of R.sub.7 to R.sub.10 is a group represented by --OA, and a plurality of substituents in each cluster of R.sub.1 to R.sub.10 ', R.sub.1 ' to R.sub.5 ', R.sub.11 to R.sub.13, R.sub.11 ' to R.sub.13 ', R.sub.21 to R.sub.26, and R.sub.21 ' to R.sub.24 ' may be combined with each other to form a ring;
- A and A' each represents a hydrogen atom, an alkyl gorup, an acyl group, an aryl group, a phosphoric acid group or a sulfonyl group;
- and R.sub.1 to R.sub.10, R.sub.1 ' to R.sub.5 ', R.sub.11 to R.sub.13, R.sub.11 ' to R.sub.13 ', R.sub.21 to R.sub.26 ', and R.sub.21 ' to R.sub.24 ', A and A' each may be substituted;
- ##STR56## wherein R.sub.10 is a heterocyclic group, R.sub.11 to R.sub.13 each represents an aromatic group or an unsaturated heterocyclic group, A.sub.10 to A.sub.13, A.sub.20 to A.sub.23 each represent a hydrogen atom, or A.sub.10 to A.sub.13 represent a hydrogen atom and A.sub.20 to A.sub.23 represents a substituted or unsubstituted alkylsulfonyl group, a substituted or unsubstituted arylsulfonyl group or a substituted or unsubstituted acyl group;
- in formula (III), R.sub.21 represents an alkyl group substituted by at least one electron-withdrawing group, an aryl group substituted by at least one electron-withdrawing group, a heterocyclic group, an amino group, an alkylamino group, an arylamino group, a heterocyclic amino group, a hydrazino group, an alkoxy group or an aryloxy group;
- in formula (IV), R.sub.22 represents an amino group, an alkylamino group, an arylamino group, a heterocyclic amino group, a hydrazino group, an alkoxy group, an aryloxy group, an alkyl group or an aryl group;
- in formula (V), G.sub.13 represents an --SO.sub.2 -- group, an --SO-- group, a ##STR57## group (wherein R.sub.30 represents a hydrogen atom, an alkyl group, an aryl group, an unsaturated heterocyclic group, an alkoxy group, an aryloxy group, an amino group or a hydrazino group), a thiocarbonyl group or an iminomethylene group, and R.sub.23 represents an alkyl group, an aryl group, an alkoxy group, an aryloxy group, an amino group, an alkylamino group, an arylamino group, a heterocyclic amino group or a hydrazino group.
8 more elements
Dependencies are inferred from the claim text.