Photographic light sensitive element containing yellow color coupler and method for forming yellow photographic images

Claim 2

A silver halide emulsion containing a yellow dye-forming coupler of the formula ##STR103## wherein X is oxygen or sulfur, R 1 is α-pivalyl, and R 2 and R 3 are each hydrogen or alkyl.

Claim 3

A silver halide emulsion containing a yellow dye-forming coupler of the formula ##STR104## wherein X is oxygen, R 1 is α-pivalyl, and R 2 and R 3 are each hydrogen or alkyl.

Claim 4

A silver halide emulsion containing a yellow dye-forming coupler of the formula ##STR104## wherein X is oxygen, R 1 is α-pivalyl, and R 2 and R 3 are each hydrogen or alkyl.

Claim 5

A silver halide emulsion containing a yellow dye-forming coupler of the formula ##STR105## wherein X is sulfur, R 1 is α-pivalyl, and R 2 and R 3 are each hydrogen or alkyl.

Claim 6

A silver halide emulsion containing a yellow dye-forming coupler of the formula ##STR105## wherein X is sulfur, R 1 is α-pivalyl, and R 2 and R 3 are each hydrogen or alkyl.

Claim 7

A silver halide emulsion containing a yellow dye-forming coupler selected from the group consisting of: ##STR106## wherein R 1 is an alkyl or alkenyl group, R 2 is an aryl group or heterocyclic group and wherein said group ##STR107## wheren X is oxygen or sulfur, R 1 is α-pivalyl and R 2 and R 3 are each hydrogen or alkyl.

Claim 8

A silver halide emulsion containing a yellow dye-forming coupler selected from the group consisting of: ##STR106## wherein R 1 is an alkyl or alkenyl group, R 2 is an aryl group or heterocyclic group and wherein said group ##STR107## wheren X is oxygen or sulfur, R 1 is α-pivalyl and R 2 and R 3 are each hydrogen or alkyl.

Claim 9

The emulsion of claim 4, wherein said yellow dye-forming coupler is of general formula (I) and wherein ##STR108##

Claim 10

The emulsion of claim 4, wherein said yellow dye-forming coupler is of formula (I) and wherein ##STR109##

Claim 11

The emulsion of claim 4, wherein said yellow dye-forming coupler is of formula (II) and has the formula ##STR110##

Claim 12

A photographic silver halide light-sensitive emulsion containing a yellow dye-forming coupler having the formula ##STR111##

Claim 13

A photographic silver halide light-sensitive emulsion containing a yellow dye-forming coupler having the formula ##STR111##

Claim 14

A photographic silver halide light-sensitive emulsion containing a yellow dye-forming coupler having the formula ##STR112##

Claim 15

A photographic silver halide light-sensitive emulsion containing a yellow dye-forming coupler having the formula ##STR112##

Claim 16

A photographic silver halide light-sensitive emulsion containing a yellow dye-forming coupler having the formula ##STR113##

Claim 17

A photographic silver halide light-sensitive emulsion containing a yellow dye-forming coupler having the formula ##STR113##

Claim 18

A photographic silver halide light-sensitive emulsion containing a yellow dye-forming coupler having the formula ##STR114##

Claim 19

A photographic silver halide light-sensitive emulsion containing a yellow dye-forming coupler having the formula ##STR114##

Claim 20

A photographic silver halide light-sensitive element comprising a support having coated thereon at least one silver halide emulsion layer containing a yellow dye-forming coupler selected from the group consisting of: ##STR115## wherein R 1 is an alkyl or alkenyl group, R 2 is an aryl group or heterocyclic group and wherein said group ##STR116## wheren X is oxygen or sulfur, R 1 is α-pivalyl and R 2 and R 3 are each hydrogen or alkyl.

Claim 21

A photographic silver halide light-sensitive element comprising a support having coated thereon at least one silver halide emulsion layer containing a yellow dye-forming coupler selected from the group consisting of: ##STR115## wherein R 1 is an alkyl or alkenyl group, R 2 is an aryl group or heterocyclic group and wherein said group ##STR116## wheren X is oxygen or sulfur, R 1 is α-pivalyl and R 2 and R 3 are each hydrogen or alkyl.

Claim 22

The element of claim 12, wherein said yellow dye-forming coupler has the formula ##STR117##

Claim 23

The element of claim 12, wherein said yellow dye-forming coupler has the formula ##STR118##

Claim 24

The element of claim 12, wherein said yellow dye-forming coupler has the formula ##STR119##

Claim 25

The element of claim 12, wherein said yellow dye-forming coupler has the formula ##STR120##

Claim 26

The element of claim 12, wherein said yellow dye-forming coupler has formula (II).

Claim 27

The element of claim 17, wherein X is oxygen.

Claim 28

The elment of claim 17, wherein X is sulfur.

Claim 29

The element of claim 12, wherein ##STR121##

Claim 30

The element of claim 12, wherein ##STR122##

Claim 31

The element of claim 12, wherein ##STR123##

Claim 34

The method of claim 23, wherein said group ##STR126##

Claim 35

The method of claim 23, wherein said group ##STR127##

Claim 36

The method of claim 23, wherein the yellow dye-forming coupler is of general formula (II) and has the following formula ##STR128##

Claim 37

The method of claim 23, wherein said yellow dye-forming coupler has the formula ##STR129##

Claim 38

The method of claim 23, wherein said yellow dye-forming coupler has the formula ##STR130##

Claim 39

The method of claim 23, wherein said yellow dye-forming coupler has the formula ##STR131##

Claim 40

The method of claim 23, wherein said yellow dye-forming coupler has the formula ##STR132##

Claim 41

The method of claim 23, wherein said yellow dye-forming coupler has formula (II).

Claim 42

The method of claim 23, wherein said yellow dye-forming coupler has formula (II) and X is oxygen.

Claim 43

The method of claim 23, wherein said yellow dye-forming coupler has formula (II) and X is sulfur.

Claim 46

The method of claim 34, wherein at least one of R 1 , R 2 and Z contains as a substituent a hydrophobic residual group of from about 8 to about 32 carbon atoms.

Claim 47

The method of claim 34, wherein said coupler has the general formula ##STR135## wherein R 1 represents an alkyl, an alkenyl, a cycloalkyl, an aralkyl, an alkylcycloalkyl, an aryloxyalkyl, an alkoxyalkyl, a haloalkyl, a furyl or a norbornyl group; wherein R 2 represents (1) a monovalent phenyl group; (2) a monovalent substituted phenyl group, wherein said substituents are halogen atoms, alkyl groups, alkenyl groups, alkoxy groups, aryl groups, aryloxy groups, carbonyl groups, sulfonyl groups, carboxyl groups, alkoxy carbonyl groups, carbamyl groups, sulfone groups, sulfamyl groups, acylamino groups, ureido groups, sulfonamide groups, amino groups, nitro groups, cyano groups and hydroxyl groups; (3) a monovalent heterocyclic group bound to said ##STR136## in the general formula through a carbon atom in said heterocyclic group which is part of a conjugated electron system and selected from the group consisting of the thiophenes, furans, pyrans, chromenes, pyrroles, pyridines, pyrazines, pyrimidines, pyridazines, indolidines, perimidines, thiazoles, imidazoles, oxazoles, 1,3,5-triazines and the oxazines; and the substituted derivatives thereof, said substituents being selected from the group consisting of halogen atoms, alkyl groups, alkenyl groups, alkoxy groups, aryl groups, aryloxy groups, carbonyl groups, sulfonyl groups, carboxyl groups, alkoxycarbonyl groups, carbamyl groups, sulfone groups, sulfamyl groups, acylamino groups, ureido groups, sulfonamido groups, amino groups, nitro groups, cyano groups and hydroxyl groups; (4) a condensed aromatic ring having the formula ##STR137## wherein A represents the atoms necessary to form an aromatic condensed ring system; (5) a ##STR138## wherein R 2' represents (a) the divalent moiety of said monovalent phenyl group, (b) the divalent moiety of said monovalent substituted phenyl group, (c) the divalent moiety of two of said monovalent phenyl groups bonded together, (d) the divalent moiety of two of said monovalent phenyl groups or two of said monovalent substituted phenyl groups bonded together through a divalent substituent selected from the group consisting of --CH 2 --, --O-- and --NHCONH--, (e) the divalent moiety of said monovalent heterocyclic group, (f) the divalent moiety of two of said monovalent heterocyclic groups bonded together or (g) the divalent moiety of two of said monovalent heterocyclic groups of two of said monovalent substituted heterocyclic groups bonded together through a divalent substituent selected from the group consisting of --CH 2 --, --O-- and --NHCONH--, and wherein Z represents the non-metallic atoms necessary, when combined with the ##STR139## moiety in general formula, to form a 5-membered or 6-membered substituted or unsubstituted ring, wherein the substituent of said substituted ring is a monovalent group selected from the group consisting of a halogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a sulfone group, a carboxyl group and a divalent group which forms a 5- or 6-membered ring together with the two adjacent carbon atoms in said 5- or 6-membered ring.

Claim 48

The method of claim 34, wherein said R 1 has from 1 to 32 carbon atoms.

Claim 49

The method of claim 34, wherein said R 1 is selected from the group consisting of methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, tert-butyl, n-amyl, isoamyl, tert-amyl, n-hexyl, 1-methylpentyl, 2-methylpentyl, 5-methylpentyl, neopentyl, 1,1-dimethylbutyl, n-heptyl, 1-methylhexyl, 2-methylhexyl, 3-methylhexyl, 5-methylhexyl, 1,1-dimethylhexyl, n-octyl, 2-ethyhexyl, 1,1-dimethylhexyl, n-nonyl, isononyl, n-decyl, n-undecyl, n-dodecyl, n-tetradecyl, n-octadecyl, 1,1-dimethylnonyldecyl, 1,1-di-n-amylhexyl-1-methyl-1-nonyldecyl, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, benzyl, phenethyl, allyl, oleyl, 7,7-dimethylnorbornyl, 1-methylcyclohexyl, p-tert-butylphenoxy-dimethyl-methyl, a-methyoxyisopropyl, chloro-t-butyl, cinnamyl and 2-furyl groups.

Claim 50

The method of claim 34, wherein said R 1 is a tert-butyl group.

Claim 51

The method of claim 34, wherein said coupler has the general formula ##STR140## wherein R 1 represents an alkyl, an alkenyl, a cycloalkyl, an aralkyl, an alkylcycloalkyl, an aryloxyalkyl, an alkoxyalkyl, a haloalkyl, a furyl or a norbornyl group, wherein R 2' represents (a) a divalent phenyl group, (b) a divalent substituted phenyl group, wherein said substituents are halogen atoms, alkyl groups, alkenyl groups, alkoxy groups, aryl groups, aryloxy groups, carbonyl groups, sulfonyl groups, carboxyl groups, alkoxy carbonyl groups, carbamyl groups, sulfone groups sulfamyl groups, acylamino groups, ureido groups, sulfonamide groups, amino groups, nitro groups, cyano groups and hydroxyl groups; (c) a divalent heterocyclic group bound through carbon atoms in said heterocyclic group which are part of a conjugated electron system and selected from the group consisting of the thiophenes, furans, pyrans, chromenes, pyrroles, pyridines, pyrazines, pyrimidines, pyridazines, indolidines, perimidines, thiazoles, imidazoles, oxazoles, 1,3,5-triazines and the oxazines; and the substituted derivatives thereof, said substituents being selected from the group consisting of halogen atoms, alkyl groups, alkenyl groups, alkoxy groups, aryl groups, aryloxy groups, carbonyl groups, sulfonyl groups, carboxyl groups, alkoxycarbonyl groups, carbamyl groups, sulfone groups, sulfamyl groups, acylamino groups, ureido groups, sulfonamide groups, amino groups, nitro groups, cyano groups and hydroxyl groups; (d) the divalent moiety of two of said divalent phenyl or substituted phenyl groups bonded together; (e) the divalent moiety of two of said divalent phenyl groups or two of said divalent substituted phenyl groups bonded together through a divalent substituent selected from the group consisting of --CH 2 --, --O-- and --NHCONH--, (f) the divalent moiety of two of said divalent heterocyclic or substituted heterocyclic groups bonded together, (g) the divalent moiety of two of said divalent heterocyclic groups or two of said divalent substituted heterocyclic groups bonded together through a divalent substituent selected from the group consisting of --CH 2 --, --O-- and --NHCONH--; and wherein Z represents the non-metallic atoms necessary, when combined with the ##STR141## moiety in general formula, to form a 5-membered or 6-membered substituted or unsubstituted ring, wherein the substituent of said substituted ring is a monovalent group selected from the group consisting of a halogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a sulfone group, a carboxyl group and a divalent group which forms a 5- or 6-membered ring together with the two adjacent carbon atoms in said 5- or 6-membered ring.

Claim 52

The method of claim 34, wherein R 2 is a substituted phenyl group, said substituent being located in the ortho position with respect to the residual group ##STR142## and being selected from the group consisting of a halogen atom, an alkoxy group, an aryloxy group, an alkyl group and an N,N-dialkyl amino group.

Claim 53

The method of claim 41, wherein said R 1 is a tert-butyl group.

Claim 54

Th method of claim 34, wherein said Z is selected from the group consisting of: ##STR143## wherein R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 , R 11 , R 12 , R 13 , R 14 , R 15 , R 16 , R 17 and R 18 are each a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a sulfone group, or a carboxyl group, wherein R 3 and R 5 , R 7 and R 8 , R 9 and R 11 , R 12 and R 13 , R 15 and R 16 and R 16 and R 17 may be combined together to form a saturated or unsaturated 5-membered or 6-membered ring, wherein R 19 , R 20 and R 21 each represents a hydrogen atom, an alkyl group or an aryl group.

Claim 55

The method of claim 43, wherein said R 1 is a tert-butyl group.

Claim 56

The method of claim 34, wherein said R 1 is a tertiary alkyl group having from 4 to about 32 carbon atoms.

Claim 57

The method of claim 34, wherein said coupler has the general formula ##STR144## wherein Z is as defined in claim 34 and X is a halogen atom, an alkoxy group, an aryloxy group, or a tertiary amino group, and Y 1 , Y 2 and Y 3 , which may be the same or different, are each selected from the group consisting of hydrogen atoms, halogen atoms, alkyl groups, alkenyl groups, alkoxy groups, aryl groups, aryloxy groups, carbonyl groups, sulfonyl groups, carboxyl groups, alkoxycarbonyl groups, carbamyl groups, sulfone groups, sulfamyl groups, acylamino groups, ureido groups, sulfonamide groups, amino groups, nitro groups, and cyano groups.

Claim 58

The method of claim 46, wherein said Z is selected from the group consisting of: ##STR145## wherein R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 , R 11 , R 12 , R 13 , R 14 , R 15 , R 16 , R 17 and R 18 are each a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a sulfone group, or a carboxyl group, wherein R 3 and R 5 , R 7 and R 8 , R 9 and R 11 , R 12 and R 13 , R 15 and R 16 and R 16 and R 17 may be combined together to form a saturated or unsaturated 5-membered or 6-membered ring, wherein R 19 , R 20 and R 21 each represents a hydrogen atom, an alkyl group or an aryl group.