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Silver halide photographic light sensitive material

Assignee: Konica Minolta Inc
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Filing: 1989-06-29
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Granted: —
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Expires: 2009-06-29
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Abstract

Abstract A silver halide photographic light-sensitive material comprising a support having thereon at least one photographic silver halide emulsion layer, wherein said layer comprises a magenta coupler represented by Formula I, a compound represented by Formula II and at least one compound selected from the compounds represented by Formula III and Formula IV: wherein Ar represents an aryl group; Y represents a hydrogen atom or a group capable of being released on reaction with an oxidation product of a color developing agent; each X, which may be identical or different if n is two or greater, represents a halogen atom, an alkyl group or an alkoxy group; J represents a divalent bonding group; each R, which may be identical or different if m is two or greater, represents a halogen atom, a hydroxy group, an alkyl group, an aralkyl group or an alkoxy group; m represents an integer of from 0 to 5; and n represents an integer of from 0 to 4: wherein R₆ and R₇, which may be identical or different, each represents an alkyl group having 2 to 7 carbon atoms, an alkenyl group, or an aralkyl group; and R₈, R₉, R₁₀ and R₁₁, which may be identical or different, each represents a hydrogen atom, an alkyl group having 4 to 8 carbon atoms or an aralkyl group, with the proviso that three or more of R₈, R₉, R₁₀ and R₁₁ are not hydrogen atoms at the same time: wherein each R₁₂, which may be identical or different if n is two or greater, represents an alkyl group having 1 to 16 carbon# atoms or an aralkyl group; M represents a hydrogen atom or a cation; and n represents an integer of from 1 to 7: wherein R₁₃ AND R₁₄, which may be identical or different, each reoresents an alkyl group having 4 to 20 carbon atoms; and M represents a hydrogen atom or a cation.

Inventors

  • 👤 Masaki Tanji
  • 👤 Toyoki Nishijima

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-09 05:09
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 318 words
A silver halide photographic light-sensitive material comprising a support having thereon at least one photographic silver halide emulsion layer, wherein said layer comprises a magenta coupler represented by Formula I, a compound represented by Formula II and at least one compound selected from the compounds represented by Formula III and Formula IV: wherein Ar represents an aryl group; Y represents a hydrogen atom or a group capable of being released on reaction with an oxidation product of a color developing agent; each X, which may be identical or different if n is two or greater, represents a halogen atom, an alkyl group or an alkoxy group; J represents a divalent bonding group; each R, which may be identical or different if m is two or greater, represents a halogen atom, a hydroxy group, an alkyl group, an aralkyl group or an alkoxy group; m represents an integer of from 0 to 5; and n represents an integer of from 0 to 4: wherein R₆ and R₇, which may be identical or different, each represents an alkyl group having 2 to 7 carbon atoms, an alkenyl group, or an aralkyl group; and R₈, R₉, R₁₀ and R₁₁, which may be identical or different, each represents a hydrogen atom, an alkyl group having 4 to 8 carbon atoms or an aralkyl group, with the proviso that three or more of R₈, R₉, R₁₀ and R₁₁ are not hydrogen atoms at the same time: wherein each R₁₂, which may be identical or different if n is two or greater, represents an alkyl group having 1 to 16 carbon atoms or an aralkyl group; M represents a hydrogen atom or a cation; and n represents an integer of from 1 to 7: wherein R₁₃ and R₁₄, which may be identical or different, each represents an alkyl group having 4 to 20 carbon atoms; and M represents a hydrogen atom or a cation.
Claim 2
Dependent Claim 318 words
A silver halide photographic light-sensitive material comprising a support having thereon at least one photographic silver halide emulsion layer, wherein said layer comprises a magenta coupler represented by Formula I, a compound represented by Formula II and at least one compound selected from the compounds represented by Formula III and Formula IV: wherein Ar represents an aryl group; Y represents a hydrogen atom or a group capable of being released on reaction with an oxidation product of a color developing agent; each X, which may be identical or different if n is two or greater, represents a halogen atom, an alkyl group or an alkoxy group; J represents a divalent bonding group; each R, which may be identical or different if m is two or greater, represents a halogen atom, a hydroxy group, an alkyl group, an aralkyl group or an alkoxy group; m represents an integer of from 0 to 5; and n represents an integer of from 0 to 4: wherein R₆ and R₇, which may be identical or different, each represents an alkyl group having 2 to 7 carbon atoms, an alkenyl group, or an aralkyl group; and R₈, R₉, R₁₀ and R₁₁, which may be identical or different, each represents a hydrogen atom, an alkyl group having 4 to 8 carbon atoms or an aralkyl group, with the proviso that three or more of R₈, R₉, R₁₀ and R₁₁ are not hydrogen atoms at the same time: wherein each R₁₂, which may be identical or different if n is two or greater, represents an alkyl group having 1 to 16 carbon atoms or an aralkyl group; M represents a hydrogen atom or a cation; and n represents an integer of from 1 to 7: wherein R₁₃ and R₁₄, which may be identical or different, each represents an alkyl group having 4 to 20 carbon atoms; and M represents a hydrogen atom or a cation.
Claim 3
Dependent Claim 28 words
A material according to 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 20 words
A material according to claim 1 or 2, wherein Ar in Formula I represents a phenyl group having a substituent.
Claim 5
Dependent Claim 22 words
A material according to any one of the preceding claims, wherein J in Formula I represents a substituted or unsubstituted alkylene group.
Claim 6
Dependent Claim 15 words
A material according to claim 4, wherein J represents a substituted or unsubstituted methylene group.
Claim 7
Dependent Claim 37 words
A material according to any one of the preceding claims, wherein R₆ and R₇ in Formula II, which may be identical or different, each represents an alkyl group or alkenyl group having 2 to 7 carbon atoms.
Claim 8
Dependent Claim 30 words
A material according to claim 6, wherein R₆ and R₇, which may be identical or different, each represents an alkyl group or alkenyl group having 2 to 4 carbon atoms.
Claim 9
Dependent Claim 22 words
A material according to any one of the preceding claims, wherein R₉ and R₁₀ in Formula II each represents a hydrogen atom.
Claim 10
Dependent Claim 36 words
A material according to any one of the preceding claims, wherein said magenta coupler has been added to the layer dissolved in a solvent having a dielectric constant of less than 6.0 at 30 o C.
Claim 11
Dependent Claim 61 words
A material according to claim 9, wherein said solvent is a compound represented by Formula HA: wherein R H1 and R H2 , which may be identical or different, each represents an alkyl group, an alkenyl group or an aryl group, provided that the sum of the number of carbon atoms in R H1 and R H2 is 9 to 32.
Claim 12
Dependent Claim 13 words
A material according to Claim 10, wherein said sum is 16 to 24.
Claim 13
Dependent Claim 67 words
A material according to claim 9, wherein said solvent is a compound represented by Formula HB: wherein R H3 , R H4 and R H5 , which may be identical or different, each represents an alkyl group, an alkenyl group or an aryl group, provided that the sum of the number of carbon atoms in R H3 , R H4 and R H5 is 24 to 54.
Claim 14
Dependent Claim 31 words
A material according to claim 12, wherein said compound represented by Formula HB is at least one selected from the compounds represented by H-12, H-13, H-14, H-15, H-16, H-17 and H-18:

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