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US5110718A
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Silver halide photographic sensitive material
Assignee: Konica Minolta Inc
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Filing: 1990-12-12
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Granted: 1992-05-05
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Expires: 2010-12-12
Abstract
Abstract A silver halide photographic light-sensitive material comprising a support having thereon a photographic silver halide emulsion layer is disclosed. The silver halide emulsion layer contains a magenta coupler represented by Formula I, a compound represented by Formula II and at least one compound selected from the group of compounds represented by Formula III and Formula IV; ##STR1##
Inventors
- 👤 Masaki Tanji
- 👤 Toyoki Nishijima
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:06
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/32; G03C7/36; G03C7/38; G03C7/384; G03C7/3003; G03C7/3005; G03C7/3008; G03C7/3012
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
268 words
A silver halide photographic light-sensitive material comprising a support having thereon a photographic silver halide emulsion layer, wherein said silver halide emulsion layer contains a magenta coupler represented by Formula I, a compound represented by Formula II and at least one compound selected from the group of compounds represented by Formula III and Formula IV; ##STR90## wherein Ar represents an aryl group; Y represents a hydrogen atom or a group capable of releasing by reaction with an oxidation product of a color developing agent; X represents a halogen atom, an alkyl group or an alkoxy group; J represents a divalent bonding group; R represents a halogen atom, a hydroxy group, an alkyl group, an aralkyl group or an alkoxy group; m represents an integer of 0 to 5; n represents an integer of 0 to 4; ##STR91## wherein R 6 and R 7 represent an alkyl group having 2 to 7 carbon atoms or an aralkyl group; R 8 , R 9 , R 10 and R 11 represent a hydrogen atom, an alkyl group having 4 to 8 carbon atoms or an aralkyl group, wherein three or more of R 8 , R 9 , R 10 and R 11 are not hydrogen atoms at the same time; ##STR92## wherein R 12 represents an alkyl group having 1 to 16 carbon atoms or an aralkyl group; M represents a hydrogen atom or a cation; n represents an integer of 1 to 7; ##STR93## wherein R 13 and R 14 represent an alkyl group having 4 to 20 carbon atoms; M represents a hydrogen atom or a cation.
Claim 2
Dependent Claim
268 words
A silver halide photographic light-sensitive material comprising a support having thereon a photographic silver halide emulsion layer, wherein said silver halide emulsion layer contains a magenta coupler represented by Formula I, a compound represented by Formula II and at least one compound selected from the group of compounds represented by Formula III and Formula IV; ##STR90## wherein Ar represents an aryl group; Y represents a hydrogen atom or a group capable of releasing by reaction with an oxidation product of a color developing agent; X represents a halogen atom, an alkyl group or an alkoxy group; J represents a divalent bonding group; R represents a halogen atom, a hydroxy group, an alkyl group, an aralkyl group or an alkoxy group; m represents an integer of 0 to 5; n represents an integer of 0 to 4; ##STR91## wherein R 6 and R 7 represent an alkyl group having 2 to 7 carbon atoms or an aralkyl group; R 8 , R 9 , R 10 and R 11 represent a hydrogen atom, an alkyl group having 4 to 8 carbon atoms or an aralkyl group, wherein three or more of R 8 , R 9 , R 10 and R 11 are not hydrogen atoms at the same time; ##STR92## wherein R 12 represents an alkyl group having 1 to 16 carbon atoms or an aralkyl group; M represents a hydrogen atom or a cation; n represents an integer of 1 to 7; ##STR93## wherein R 13 and R 14 represent an alkyl group having 4 to 20 carbon atoms; M represents a hydrogen atom or a cation.
Claim 3
Dependent Claim
27 words
The material of claim 1, wherein m in Formula I is 1 and R in Formula I represents an alkyl group having 1 to 15 carbon atoms.
Claim 4
Dependent Claim
17 words
The material of claim 1, wherein Ar in Formula I represents a phenyl group having a substituent.
Claim 5
Dependent Claim
17 words
The material of claim 1, wherein J in Formula I represents a substituted or unsubstituted alkylene group.
Claim 6
Dependent Claim
15 words
The material of claim 4, wherein said J represents a substituted or unsubstituted methylene group.
Claim 7
Dependent Claim
41 words
The material of claim 1, wherein R 6 and R 7 in Formula II each represent an alkyl group or alkenyl group having 2 to 7 carbon atoms, provided that they may be the same as or different from each other.
Claim 8
Dependent Claim
39 words
The material of claim 6, wherein said R 6 and R 7 each represent an alkyl group or alkenyl group having 2 to 4 carbon atoms, provided that they may be the same as or different from each other.
Claim 9
Dependent Claim
19 words
The material of claim 1, wherein R 9 and R 10 in Formula II each represent a hydrogen atom.
Claim 10
Dependent Claim
24 words
The material of claim 1, wherein said magenta coupler is dissolved in a solvent having less than 6.0 of dielectric constant at 30° C.
Claim 11
Dependent Claim
53 words
The material of claim 9, wherein said solvent is a compound represented by Formula HA; ##STR94## wherein R H1 and R H2 each represent an alkyl group, an alkenyl group or an aryl group, provided that the sum of carbon atom numbers in said R H1 and R H2 is 9 to 32.
Claim 12
Dependent Claim
16 words
The material of claim 10, wherein said sum of carbon atom numbers is 16 to 24.
Claim 13
Dependent Claim
59 words
The material of claim 9, wherein said solvent is a compound represented by Formula HB; ##STR95## wherein R H3 , R H4 and R H5 each represent an alkyl group, an alkenyl group or an aryl group, provided that the sum of carbon atom numbers in said R H3 , R H4 and R H5 is 24 to 54.
Claim 14
Dependent Claim
32 words
The material of claim 12, wherein said compound is at least one selected from the group consisting of compounds represented by H-12, H-13, H-14, H-15, H-16, H-17 and H-18 shown below; ##STR96##
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-05-05 | 1995-11-04 | 1996-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-05-05 | 1999-11-04 | 2000-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-05-05 | 2003-11-04 | 2004-05-05 | $7700.00 | Window Closed / Lapsed |