US4520096A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic elements for silver salt diffusion transfer process containing mercapto imidazole stabilizers
Assignee: Fujifilm Holdings Corp
•
Filing: 1984-06-13
•
Granted: 1985-05-28
•
Expires: 2004-06-13
Abstract
Abstract A photographic element for a silver salt diffusion transfer process is described, comprising a silver halide light-sensitive element, an image receiving element and a processing element, the improvement wherein said photographic element contains a compound represented by formula (I) or (II) ##STR1## wherein the R O s, which may be identical or different from one another each represents hydrogen, a halogen atom, an alkyl group, a substituted alkyl group, a substituted or unsubstituted cycloalkyl group, an alkoxy group, a substituted alkoxy group, a substituted or unsubstituted alkylsulfonyl group, a substituted or unsubstituted arylsulfonyl group, a sulfamoyl group, an alkyl or arylsulfonamido group, a carbamoyl group, a carbonamido group, a heterocyclic group, a substituted or unsubstituted aryl group, an acyl group, a substituted or unsubstituted alkoxycarbonyl group, a substituted or unsubstituted acyloxy group, a substituted or unsubstituted alkylthio group, a substituted or unsubstituted arylthio group, a primary amino group or a salt thereof, a secondary or tertiary amino group substituted by alkyl groups or aryl groups or the salt thereof, a nitro group, a hydroxyl group, a carboxyl group, a sulfonic acid group or a cyano group; R 1 and R 2 each represents hydrogen, an alkyl group, a substituted alkyl group or an aryl group; R 3 and R 4 each represents hydrogen, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group or a heterocyclic group; R 3 and R 4 may form a 5- or 6-membered ring together with the nitrogen atom, wherein the ring may further contain hetero atoms; R 5 and R 6 each represents hydrogen, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group or a heterocyclic group; A 1 represents a divalent group; m represents an integer of 1 to 4; and n represents 1 or 2.
Inventors
- 👤 Katsusuke Endo
- 👤 Yoshio Inagaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 16:40
CPC Classifications
G; G03; G03C; G03C8/00; G03C8/24; G03C8/243; G03C7/00; Y; Y10; Y10S; Y10S430/00; Y10S430/166
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
301 words
In a photographic element for a silver salt diffusion transfer process comprising a silver halide light-sensitive element, an image receiving element and a processing element, the improvement wherein said photographic element contains a compound represented by formula (I) or (II) ##STR13## wherein the R 0 s, which may be identical or different from one another, each represents hydrogen, a halogen atom, an alkyl group, a substituted alkyl group, a substituted or unsubstituted cycloalkyl group, an alkoxy group, a substituted alkoxy group, a substituted or unsubstituted alkylsulfonyl group, a substituted or unsubstituted arylsulfonyl group, a sulfamoyl group, an alkyl or arylsulfonamido group, a carbamoyl group, a carbonamido group, a heterocyclic group, a substituted or unsubstituted aryl group, an acyl group, a substituted or unsubstituted alkoxycarbonyl group, a substituted or unsubstituted acyloxy group, a substituted or unsubstituted alkylthio group, a substituted or unsubstituted arylthio group, a primary amino group or the salt thereof, a secondary or tertiary amino group substituted by alkyl groups or aryl groups or the salt thereof, a nitro group, a hydroxyl group, a carboxyl group, a sulfonic acid group or a cyano group; R 1 and R 2 each represents hydrogen, an alkyl group, a substituted alkyl group or an aryl group; R 3 and R 4 each represents hydrogen, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group or a heterocyclic group; R 3 and R 4 may form a 5- or 6-membered ring together with the nitrogen atom, wherein the ring may further contain hetero atoms; R 5 and R 6 each represents hydrogen, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group or a heterocyclic group; A 1 represents a divalent group; m represents an integer of 1 to 4; and n represents 1 or 2.
Claim 2
Dependent Claim
301 words
In a photographic element for a silver salt diffusion transfer process comprising a silver halide light-sensitive element, an image receiving element and a processing element, the improvement wherein said photographic element contains a compound represented by formula (I) or (II) ##STR13## wherein the R 0 s, which may be identical or different from one another, each represents hydrogen, a halogen atom, an alkyl group, a substituted alkyl group, a substituted or unsubstituted cycloalkyl group, an alkoxy group, a substituted alkoxy group, a substituted or unsubstituted alkylsulfonyl group, a substituted or unsubstituted arylsulfonyl group, a sulfamoyl group, an alkyl or arylsulfonamido group, a carbamoyl group, a carbonamido group, a heterocyclic group, a substituted or unsubstituted aryl group, an acyl group, a substituted or unsubstituted alkoxycarbonyl group, a substituted or unsubstituted acyloxy group, a substituted or unsubstituted alkylthio group, a substituted or unsubstituted arylthio group, a primary amino group or the salt thereof, a secondary or tertiary amino group substituted by alkyl groups or aryl groups or the salt thereof, a nitro group, a hydroxyl group, a carboxyl group, a sulfonic acid group or a cyano group; R 1 and R 2 each represents hydrogen, an alkyl group, a substituted alkyl group or an aryl group; R 3 and R 4 each represents hydrogen, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group or a heterocyclic group; R 3 and R 4 may form a 5- or 6-membered ring together with the nitrogen atom, wherein the ring may further contain hetero atoms; R 5 and R 6 each represents hydrogen, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group or a heterocyclic group; A 1 represents a divalent group; m represents an integer of 1 to 4; and n represents 1 or 2.
Claim 3
Dependent Claim
34 words
A photographic element as in claim 1, wherein the concentration of the compound represented by formula (I) or (II) is in the range of from about 1×10 -6 to 1000×10 -6 mol/m 2 .
Claim 4
Dependent Claim
33 words
A photographic element as in claim 1, wherein the concentration of the compound represented by formula (I) or (II) is in the range of from 10×10 -6 to 500×10 -6 mol/m 2 .
Claim 5
Dependent Claim
44 words
A photographic element as in claim 1, wherein the compound represented by formula (I) is ##STR14## wherein R 7 represents an alkyl group having 4 to 14 carbon atoms or a substituted alkyl group having 4 to 14 carbon atoms in the alkyl moiety.
Claim 6
Dependent Claim
33 words
A photographic element as in claim 4, wherein R 7 is a butyl group, a pentyl group, a hexyl group, a heptyl group, an octyl group, a decyl group, or a dodecyl group.
Claim 7
Dependent Claim
30 words
A photographic element as in claim 1 wherein the compound represented by the formula (II) is ##STR15## wherein A 1 represents an alkylene group having 2 to 8 carbon atoms.
Claim 8
Dependent Claim
30 words
A photographic element as in claim 5, wherein A 1 is an ethylene group, a propylene group, a butylene group, a pentylene group, a heptylene group or an octylene group.
Claim 9
Dependent Claim
21 words
A photographic element is in claim 4, wherein the image receiving element contains an image receiving layer containing a silver precipitant.
Claim 10
Dependent Claim
18 words
A photographic element as in claim 8, wherein the binder in the image receiving layer is regenerated cellulose.
Claim 11
Dependent Claim
23 words
A photographic element as in claim 1, wherein the compound represented by formula (I) or (II) is contained in the image receiving element.
Claim 12
Dependent Claim
30 words
A photographic element as in claim 10, wherein the compound represented by formula (I) or (II) is contained in a layer containing a silver precipitant of the image receiving element.
Claim 13
Dependent Claim
51 words
A photographic element as in claim 10, wherein the compound represented by formula (I) or (II) in the image receiving element is ##STR16## wherein R 7 represents an alkyl group having 4 to 14 carbon atoms or a substituted alkyl group having 4 to 14 carbon atoms in the alkyl moiety.
Claim 14
Dependent Claim
33 words
A photographic element as in claim 12, wherein R 7 is a butyl group, a pentyl group, a hexyl group, a heptyl group, an octyl group, a decyl group, or a dodecyl group.
Claim 15
Dependent Claim
34 words
A photographic element as in claim 10, wherein the compound represented by formula (I) in the image receiving element is ##STR17## wherein A 1 represents an alkylene group having 2 to 8 carbon atoms.
Claim 16
Dependent Claim
30 words
A photographic element as in claim 14, wherein A 1 is an ethylene group, a propylene group, a butylene group, a pentylene group, a heptylene group, or an octylene group.
Claim 17
Dependent Claim
74 words
A photographic element as in claim 1, wherein transfer silver images are obtained by preparing the element by laying a light-sensitive material, wherein a light-sensitive element containing a silver halide photographic emulsion is applied to a support, on an image receiving material wherein an image receiving element containing silver precipitants is applied to another support, and spreading an alkali processing composition as the processing element between the light-sensitive material and the image receiving material.
Claim 18
Dependent Claim
43 words
A photographic element as in claim 16, wherein the layer construction of the image receiving element comprises, in the order listed, an acid polymer layer, a neutralization timing layer, and an image receiving layer containing silver precipitants, which are provided on a support.
Claim 19
Dependent Claim
48 words
A photographic element as in claim 16, wherein the layer construction of the image receiving element consists of, in the order listed, an acid polymer layer, a neutralization timing layer, a hydrophilic polymer layer, and an image receiving layer containing silver precipitants, which are provided on a support.
Claim 20
Dependent Claim
28 words
A photographic element as in claim 10, wherein the image receiving element contains the compound represented by formula (I) or (II) and a water soluble heavy metal salt.
Claim 21
Dependent Claim
14 words
A photographic element as in claim 19, wherein the heavy metal salt is chloroaurate.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-05-27 | 1988-11-26 | 1989-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-05-27 | 1992-11-26 | 1993-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-05-27 | 1996-11-26 | 1997-05-28 | $7700.00 | Window Closed / Lapsed |