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Photosensitive material containing a photosensitive and heat developable element and a polymerizable layer and image-forming method utilizing the same

Assignee: Canon Inc
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Filing: 1989-12-19
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Granted: 1991-03-19
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Expires: 2009-12-19
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Abstract

Abstract A photosensitive material comprises a photosensitive layer and a polymerizable layer which are laminated. An area of the polymerizable layer, corresponding to an unexposed area of the photosensitive layer, is polymerized when the photosensitive material is exposed to light with a wavelength of 400 to 900 nm and heated to 60° to 80° C.

Inventors

  • 👤 Masato Katayama
  • 👤 Tetsuro Fukui
  • 👤 Kozo Arahara
  • 👤 Yoshio Takasu
  • 👤 Kenji Kagami

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 16:26
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/027; G03F7/028; G03F7/0285

Claims Analysis

Total Claims: 63
Claim 1
Independent Claim 210 words
A photosensitive material, comprising a photosensitive layer containing a photosensitive and a heat-developable element and a polymerizable layer which are laminated, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent, said reducing agent being at least one of the compounds selected from the group of compounds having the following Formula (I), (II), (III), (IV), and (V): ##STR3## wherein R is a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group; R 1 and R 2 are each a hydrogen atom, a halogen atom, an alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R 3 is a hydrogen atom, a hydroxyl group or a substituted or unsubstituted alkyl group; n is an integer of 0 or 1; Z is a divalent linking group selected from the group consisting of an alkylidene group, an aralkylidene group or a sulfur atom; and when said photosensitive material is exposed to light with a wavelength of 400 to 900 nm and heated to 60° to 180° C., an area of said polymerizable layer, corresponding to an unexposed area of said photosensitive layer, is polymerized.
Claim 2
Dependent Claim 210 words
A photosensitive material, comprising a photosensitive layer containing a photosensitive and a heat-developable element and a polymerizable layer which are laminated, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent, said reducing agent being at least one of the compounds selected from the group of compounds having the following Formula (I), (II), (III), (IV), and (V): ##STR3## wherein R is a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group; R 1 and R 2 are each a hydrogen atom, a halogen atom, an alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R 3 is a hydrogen atom, a hydroxyl group or a substituted or unsubstituted alkyl group; n is an integer of 0 or 1; Z is a divalent linking group selected from the group consisting of an alkylidene group, an aralkylidene group or a sulfur atom; and when said photosensitive material is exposed to light with a wavelength of 400 to 900 nm and heated to 60° to 180° C., an area of said polymerizable layer, corresponding to an unexposed area of said photosensitive layer, is polymerized.
Claim 3
Dependent Claim 36 words
The photosensitive material according to claim 1, wherein said photosensitive silver halide is contained in an amount of from 0.1 to 100 parts by weight based on 100 parts by weight of said organic silver salt.
Claim 4
Dependent Claim 33 words
The photosensitive material according to claim 1, wherein said reducing agent is contained in an amount of from 0.5 to 3.0 mols per mol of said photosensitive silver halide and organic silver salt.
Claim 5
Dependent Claim 21 words
The photosensitive material according to claim 1, wherein said photosensitive layer has a thickness of from 0.1 μm to 2 mm.
Claim 6
Dependent Claim 21 words
The photosensitive material according to claim 1, wherein said photosensitive material further comprises a support provided on its photosensitive layer side.
Claim 7
Dependent Claim 22 words
The photosensitive material according to claim 1, wherein said polymerizable layer contains at least a polymerizable polymer precursor and a thermopolymerization initiator.
Claim 8
Dependent Claim 35 words
The photosensitive material according to claim 6, wherein said thermopolymerization initiator is contained in an amount of from 0.1 to 50 parts by weight based on 100 parts by weight of said polymerizable polymer precursor.
Claim 9
Dependent Claim 21 words
The photosensitive material according to claim 1, wherein said polymerizable layer has a thickness of from 0.1 μm to 2 mm.
Claim 10
Dependent Claim 21 words
The photosensitive material according to claim 1, wherein said photosensitive material further comprises a support provided on its polymerizable layer side.
Claim 11
Dependent Claim 25 words
The photosensitive material according to claim 1, wherein said photosensitive material further comprises supports provided respectively on its polymerizable layer side and photosensitive layer side.
Claim 12
Dependent Claim 241 words
A photosensitive material, comprising a photosensitive layer containing a photosensitive and a heat-developable element and a polymerizable layer which are laminated, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent, said reducing agent being at least one of the compounds selected from the group of compounds having the following Formula (I), (II), (III), (IV), and (V): ##STR4## wherein R is a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group; R 1 and R 2 are each a hydrogen atom, a halogen atom, an alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R 3 is a hydrogen atom, a hydroxyl group or a substituted or unsubstituted alkyl group; n is an integer of 0 or 1; Z is a divalent linking group selected from the group consisting of an alkylidene group, an aralkylidene group or a sulfur atom; and when said photosensitive material is exposed to light with a wavelength of 400 to 900 nm and heated to 60° to 180° C. and exposed to light with a wavelength of from 250 to 700 nm, an area of said polymerizable layer, corresponding to an unexposed area of said photosensitive layer, is polymerized, said unexposed area being an area not exposed to light with a wavelength of 400 to 900 nm.
Claim 13
Dependent Claim 241 words
A photosensitive material, comprising a photosensitive layer containing a photosensitive and a heat-developable element and a polymerizable layer which are laminated, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent, said reducing agent being at least one of the compounds selected from the group of compounds having the following Formula (I), (II), (III), (IV), and (V): ##STR4## wherein R is a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group; R 1 and R 2 are each a hydrogen atom, a halogen atom, an alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R 3 is a hydrogen atom, a hydroxyl group or a substituted or unsubstituted alkyl group; n is an integer of 0 or 1; Z is a divalent linking group selected from the group consisting of an alkylidene group, an aralkylidene group or a sulfur atom; and when said photosensitive material is exposed to light with a wavelength of 400 to 900 nm and heated to 60° to 180° C. and exposed to light with a wavelength of from 250 to 700 nm, an area of said polymerizable layer, corresponding to an unexposed area of said photosensitive layer, is polymerized, said unexposed area being an area not exposed to light with a wavelength of 400 to 900 nm.
Claim 14
Dependent Claim 36 words
The photosensitive material according to claim 11, wherein said photosensitive silver halide is contained in an amount of from 0.1 to 100 parts by weight based on 100 parts by weight of said organic silver salt.
Claim 15
Dependent Claim 33 words
The photosensitive material according to claim 11, wherein said reducing agent is contained in an amount of from 0.5 to 3.0 mols per mol of said photosensitive silver halide and organic silver salt.
Claim 16
Dependent Claim 21 words
The photosensitive material according to claim 11, wherein said photosensitive layer has a thickness of from 0.1 μm to 2 mm.
Claim 17
Dependent Claim 21 words
The photosensitive material according to claim 11, wherein said photosensitive material further comprises a support provided on its photosensitive layer side.
Claim 18
Dependent Claim 22 words
The photosensitive material according to claim 11, wherein said polymerizable layer contains at least a polymerizable polymer precursor and a photopolymerization initiator.
Claim 19
Dependent Claim 35 words
The photosensitive material according to claim 16, wherein said photopolymerization initiator is contained in an amount of from 0.1 to 50 parts by weight based on 100 parts by weight of said polymerizable polymer precursor.
Claim 20
Dependent Claim 21 words
The photosensitive material according to claim 11, wherein said polymerizable layer has a thickness of from 0.1 μm to 2 mm.
Claim 21
Dependent Claim 21 words
The photosensitive material according to claim 11, wherein said photosensitive material further comprises a support provided on its polymerizable layer side.
Claim 22
Dependent Claim 25 words
The photosensitive material according to claim 11, wherein said photosensitive material further comprises supports provided respectively on its polymerizable layer side and photosensitive layer side.
Claim 23
Dependent Claim 176 words
An image forming method, comprising the steps of; (a) subjecting to imagewise exposure of light with a wavelength of 400 to 900 nm a photosensitive material comprising a photosensitive layer containing a photosensitive and a heat-developable element and a polymerizable layer which are laminated, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent; (b) heating said photosensitive material to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent, and further to transfer said oxidized product to said polymerizable layer; and (c) polymerizing an area of said polymerizable layer, which area corresponds to said unexposed area of the photosensitive layer of said photosensitive material, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent.
Claim 24
Dependent Claim 176 words
An image forming method, comprising the steps of; (a) subjecting to imagewise exposure of light with a wavelength of 400 to 900 nm a photosensitive material comprising a photosensitive layer containing a photosensitive and a heat-developable element and a polymerizable layer which are laminated, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent; (b) heating said photosensitive material to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent, and further to transfer said oxidized product to said polymerizable layer; and (c) polymerizing an area of said polymerizable layer, which area corresponds to said unexposed area of the photosensitive layer of said photosensitive material, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent.
Claim 25
Dependent Claim 29 words
The image forming method according to claim 21, wherein said heating step is the step of heating the photosensitive material to a temperature of from 60° to 180° C.
Claim 26
Dependent Claim 50 words
The image forming method according to claim 21, wherein said heating step comprises a first heating step to heat the photosensitive material to a temperature of from 60° to 150° C. and a second heating step to heat the photosensitive material to a temperature of from 70° to 180° C.
Claim 27
Dependent Claim 30 words
The image forming method according to claim 21, wherein said polymerizing step is the step of heating the polymerizable layer to a temperature at which the layer can be polymerized.
Claim 28
Dependent Claim 27 words
The image forming method according to claim 21, wherein said polymerizing step is the step of exposing the polymerizable layer to light which can polymerize the layer.
Claim 29
Dependent Claim 39 words
The image forming method according to claim 24, wherein said polymerizing step is the step of heating the polymerizable layer to a temperature at which the layer can be polymerized after separating the photosensitive layer from the polymerizable layer.
Claim 30
Dependent Claim 36 words
The image forming method according to claim 25, wherein said polymerizing step is the step of exposing the polymerizable layer to light which can polymerize the layer after separating the photosensitive layer from the polymerizable layer.
Claim 31
Dependent Claim 137 words
An image forming method according to claim 21, wherein said reducing agent includes at least one of the compounds selected from the group consisting of compounds of the following Formula (I), (II), (III), (IV), and (V): ##STR5## wherein R is a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group; R 1 and R 2 are each a hydrogen atom, a halogen atom, an alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R 3 is a hydrogen atom, a hydroxyl group or a substituted or unsubstituted alkyl group; n is an integer of 0 or 1; z is a divalent linking group selected from the group consisting of an alkylidene group, an aralkylidene group or a sulfur atom.
Claim 32
Dependent Claim 174 words
An image forming method, comprising the steps of; (a) subjecting a photosensitive layer containing a photosensitive and a heat-developable element, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent to imagewise exposure of light with a wavelength of 400 to 900 nm; (b) heating the laminated material after laminating a polymerizable layer on said photosensitive layer to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent, and further to transfer said oxidized product to said polymerizable layer; and (c) polymerizing an area of said polymerizable layer, which area corresponds to said unexposed area of the photosensitive layer of said photosensitive material, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent.
Claim 33
Dependent Claim 174 words
An image forming method, comprising the steps of; (a) subjecting a photosensitive layer containing a photosensitive and a heat-developable element, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent to imagewise exposure of light with a wavelength of 400 to 900 nm; (b) heating the laminated material after laminating a polymerizable layer on said photosensitive layer to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent, and further to transfer said oxidized product to said polymerizable layer; and (c) polymerizing an area of said polymerizable layer, which area corresponds to said unexposed area of the photosensitive layer of said photosensitive material, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent.
Claim 34
Dependent Claim 29 words
The image forming method according to claim 29, wherein said heating step is the step of heating the photosensitive material to a temperature of from 60° to 180° C.
Claim 35
Dependent Claim 50 words
The image forming method according to claim 29, wherein said heating step comprises a first heating step to heat the photosensitive material to a temperature of from 60° to 150° C. and a second heating step to heat the photosensitive material to a temperature of from 70° to 180° C.
Claim 36
Dependent Claim 30 words
The image forming method according to claim 29, wherein said polymerizing step is the step of heating the polymerizable layer to a temperature at which the layer can be polymerized.
Claim 37
Dependent Claim 27 words
The image forming method according to claim 29, wherein said polymerizing step is the step of exposing the polymerizable layer to light which can polymerize the layer.
Claim 38
Dependent Claim 39 words
The image forming method according to claim 32, wherein said polymerizing step is the step of heating the polymerizable layer to a temperature at which the layer can be polymerized after separating the photosenstive layer from the polymerizable layer.
Claim 39
Dependent Claim 36 words
The image forming method according to claim 33, wherein said polymerizing step is the step of exposing the polymerizable layer to light which can polymerize the layer after separating the photosensitive layer from the polymerizable layer.
Claim 40
Dependent Claim 137 words
An image forming method according to claim 29, wherein said reducing agent includes at least one of the compounds selected from the group consisting of compounds of the following Formula (I), (II), (III), (IV), and (V): ##STR6## wherein R is a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group; R 1 and R 2 are each a hydrogen atom, a halogen atom, an alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R 3 is a hydrogen atom, a hydroxyl group or a substituted or unsubstituted alkyl group; n is an integer of 0 or 1; Z is a divalent linking group selected from the group consisting of an alkylidene group, an aralkylidene group or a sulfur atom.
Claim 41
Dependent Claim 168 words
An image forming method, comprising the steps of; (a) subjecting a photosensitive layer containing a photosensitive and a heat-developable element, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent to imagewise exposure of light with a wavelength of 400 to 900 nm; (b) heating said photosensitive layer to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent; and (c) polymerizing an area in a polymerizable layer, which area corresponds to said unexposed area in the photosensitive layer, after laminating a polymerizable layer on said photosensitive layer and transferring said oxidized product to said polymerizable layer, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent.
Claim 42
Dependent Claim 168 words
An image forming method, comprising the steps of; (a) subjecting a photosensitive layer containing a photosensitive and a heat-developable element, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent to imagewise exposure of light with a wavelength of 400 to 900 nm; (b) heating said photosensitive layer to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent; and (c) polymerizing an area in a polymerizable layer, which area corresponds to said unexposed area in the photosensitive layer, after laminating a polymerizable layer on said photosensitive layer and transferring said oxidized product to said polymerizable layer, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent.
Claim 43
Dependent Claim 29 words
The image forming method according to claim 37, wherein said heating step is the step of heating the photosensitive layer to a temperature of from 60° to 150° C.
Claim 44
Dependent Claim 29 words
The image forming method according to claim 37, wherein said polymerizing step is the step of heating the laminated material to a temperature of from 70° to 180° C.
Claim 45
Dependent Claim 137 words
An image forming method according to claim 37, wherein said reducing agent includes at least one of the compounds selected from the group consisting of compounds of the following Formula (I), (II), (III), (IV), and (V): ##STR7## wherein R is a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group; R 1 and R 2 are each a hydrogen atom, a halogen atom, an alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R 3 is a hydrogen atom, a hydroxyl group or a substituted or unsubstituted alkyl group; n is an integer of 0 or 1; Z is a divalent linking group selected from the group consisting of an alkylidene group, an aralkylidene group or a sulfur atom.
Claim 46
Dependent Claim 178 words
An image forming method, comprising the steps of: (a) subjecting a photosensitive layer containing a photosensitive and a heat-developable element, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent to imagewise exposure of light with a wavelength of 400 to 900 nm; (b) heating said photosensitive layer to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent; (c) laminating a polymerizable layer on said photosensitive layer, and then heating the laminated material to transfer said oxidized product to said polymerizable layer; and (d) polymerizing an area of said polymerizable layer, which area corresponds to said unexposed area of the photosensitive layer of said laminated material, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent.
Claim 47
Dependent Claim 178 words
An image forming method, comprising the steps of: (a) subjecting a photosensitive layer containing a photosensitive and a heat-developable element, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent to imagewise exposure of light with a wavelength of 400 to 900 nm; (b) heating said photosensitive layer to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent; (c) laminating a polymerizable layer on said photosensitive layer, and then heating the laminated material to transfer said oxidized product to said polymerizable layer; and (d) polymerizing an area of said polymerizable layer, which area corresponds to said unexposed area of the photosensitive layer of said laminated material, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent.
Claim 48
Dependent Claim 33 words
The image forming method according to claim 41, wherein said step of heating the photosensitive layer is the step of heating the photosensitive layer to a temperature of from 60° to 150° C.
Claim 49
Dependent Claim 33 words
The image forming method according to claim 41, wherein said step of heating the laminated material is the step of heating the laminated material to a temperature of from 70° to 180° C.
Claim 50
Dependent Claim 30 words
The image forming method according to claim 41, wherein said polymerizing step is the step of heating the polymerizable layer to a temperature at which the layer can be polymerized.
Claim 51
Dependent Claim 27 words
The image forming method according to claim 41, wherein said polymerizing step is the step of exposing the polymerizable layer to light which can polymerize the layer.
Claim 52
Dependent Claim 39 words
The image forming method according to claim 44, wherein said polymerizing step is the step of heating the polymerizable layer to a temperature at which the layer can be polymerized after separating the photosensitive layer from the polymerizable layer.
Claim 53
Dependent Claim 36 words
The image forming method according to claim 45, wherein said polymerizing step is the step of exposing the polymerizable layer to light which can polymerize the layer after separating the photosensitive layer from the polymerizable layer.
Claim 54
Dependent Claim 136 words
An image forming method according to claim 41, wherein said reducing agent includes at least one of the compounds selected from the group consisting of compounds of the following Formula (I), (II), (III), (IV), and (V): ##STR8## wherein R is a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group; R 1 and R 2 are each a hydrogen atom, a halogen atom, an alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R 3 is a hydrogen atom, a hydroxyl group or a substituted or unsubstituted alkyl group; n is an integer of 0 or 1; Z is a divalent linking group selected from the group consisting of alkylidene group, an aralkylidene group or a sulfur atom.
Claim 55
Dependent Claim 191 words
An image forming method, comprising the steps of; (a) subjecting to imagewise exposure of light with a wavelength of 400 to 900 nm a photosensitive material comprising a photosensitive layer containing a photosensitive and a heat-developable element, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent and a polymerizable layer which are laminated; (b) heating said photosensitive material to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent, and further to transfer said oxidized product to said polymerizable layer; and (c) polymerizing an area of said polymerizable layer, which area corresponds to said unexposed area of the photosensitive layer of said photosensitive material, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent, to form a positive image and a negative image with respect to said image exposure.
Claim 56
Dependent Claim 191 words
An image forming method, comprising the steps of; (a) subjecting to imagewise exposure of light with a wavelength of 400 to 900 nm a photosensitive material comprising a photosensitive layer containing a photosensitive and a heat-developable element, wherein said photosensitive and heat-developable element comprises at least a photosensitive silver halide, an organic silver salt and a reducing agent and a polymerizable layer which are laminated; (b) heating said photosensitive material to form a metallic silver and an oxidized product of said reducing agent capable of inhibiting polymerization on an exposed area of said photosensitive layer and to provide an unexposed area of said photosensitive layer containing unreacted silver halide and said reducing agent, and further to transfer said oxidized product to said polymerizable layer; and (c) polymerizing an area of said polymerizable layer, which area corresponds to said unexposed area of the photosensitive layer of said photosensitive material, whereby an area of said polymerizable layer corresponding to said exposed area of said photosensitive layer is inhibited against polymerization by said oxidized product of said reducing agent, to form a positive image and a negative image with respect to said image exposure.
Claim 57
Dependent Claim 29 words
The image forming method according to claim 49, wherein said heating step is the step of heating the photosensitive material to a temperature of from 60° to 180° C.
Claim 58
Dependent Claim 50 words
The image forming method according to claim 49, wherein said heating step comprises a first heating step to heat the photosensitive material to a temperature of from 60° to 150° C. and a second heating step to heat the photosensitive material to a temperature of from 70° to 180° C.
Claim 59
Dependent Claim 30 words
The image forming method according to claim 49, wherein said polymerizing step is the step of heating the polymerizable layer to a temperature at which the layer can be polymerized.
Claim 60
Dependent Claim 27 words
The image forming method according to claim 49, wherein said polymerizing step is the step of exposing the polymerizable layer to light which can polymerize the layer.
Claim 61
Dependent Claim 39 words
The image forming method according to claim 52, wherein said polymerizing step is the step of heating the polymerizable layer to a temperature at which the layer can be polymerized after separating the photosensitive layer from the polymerizable layer.
Claim 62
Dependent Claim 36 words
The image forming method according to claim 53, wherein said polymerizing step is the step of exposing the polymerizable layer to light which can polymerize the layer after separating the photosensitive layer from the polymerizable layer.
Claim 63
Dependent Claim 134 words
An image forming method according to claim 49, wherein said reducing agent includes at least one of the compounds selected from the group consisting of the following Formula (I), (II), (III), (IV), and (V): ##STR9## wherein R is a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group; R 1 and R 2 are each a hydrogen atom, a halogen atom, an alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R 3 is a hydrogen atom, a hydroxyl group or a substituted or unsubstituted alkyl group; n is an integer of 0 or 1; Z is a divalent linking group selected from the group consisting of alkylidene group, an aralkylidene group or a sulfur atom.

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