Substituted At Coupling Position With Other Than Hydrogen Patents (Class 430/553)
  • Patent number: 7687229
    Abstract: A silver halide color photographic light-sensitive material having, on a support, at least each one light-sensitive silver halide emulsion layers containing yellow-, magenta-, or cyan-dye-forming-coupler, and at least one light-insensitive hydrophilic colloid layer, wherein at least one of the dye-forming couplers is a dye-forming coupler that forms an azomethine dye having a solubility of 1×10?8 mol/L to 5×10?3 mol/L in ethyl acetate; and an image forming method using the light-sensitive material.
    Type: Grant
    Filed: August 23, 2005
    Date of Patent: March 30, 2010
    Assignee: FUJIFILM Corporation
    Inventors: Yasuaki Deguchi, Kiyoshi Takeuchi, Mamoru Sakurazawa, Makoto Yamada, Takehiko Satou
  • Patent number: 7531298
    Abstract: A silver halide color photosensitive material, wherein the total coating amount of silver of the photosensitive silver halide is 6.0 g/m2 or less in terms of metal silver, and the photosensitivity is the ISO speed of 400 or more, the silver halide color photosensitive material further comprising at least one compound selected from a group consisting of the following type 1 and type 2: (Type 1) Compound which undergoes a one-electron oxidation so as to form a one-electron oxidation product capable of, through subsequent bond cleavage reaction, releasing one or more electrons, (Type 2) Compound which undergoes a one-electron oxidation so as to form a one-electron oxidation product capable of, after subsequent bond formation reaction, releasing one or more electrons.
    Type: Grant
    Filed: November 4, 2004
    Date of Patent: May 12, 2009
    Assignee: FUJIFILM Corporation
    Inventors: Atsushi Matsunaga, Makoto Kikuchi, Kiyoshi Morimoto, Masahiko Taniguchi, Naoyuki Hanaki
  • Patent number: 7407740
    Abstract: A silver halide color photographic light-sensitive material, having, on a support, at least one silver halide emulsion layer containing a cyan dye forming coupler, at least one silver halide emulsion layer containing a magenta dye forming coupler, and at least one silver halide emulsion layer containing a yellow dye forming coupler, wherein at least one layer of said at least one silver halide emulsion layer containing a cyan dye forming coupler contains high-silver chloride emulsion grains, which are selenium-sensitized and have a silver chloride content of 90 mol % or more, and contains at least one coupler of formula (I): wherein R? and R? each independently are a substituent; and Z is a hydrogen atom, or a group capable of being split-off upon coupling reaction with an oxidized aromatic primary amine color-developing agent.
    Type: Grant
    Filed: September 30, 2005
    Date of Patent: August 5, 2008
    Assignee: FUJIFILM Corporation
    Inventors: Toshihiro Kariya, Hiroyuki Suzuki
  • Publication number: 20080057449
    Abstract: The present invention provides a black and white photothermographic material including, on at least one side of a support, at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent for silver ions, a color developing agent, and a coupler, wherein the black and white photothermographic material includes at least two image forming layers including the photosensitive silver halide, in which a first image forming layer includes at least the reducing agent for silver ions, a second image forming layer includes at least the color developing agent, and a sensitivity difference between the first image forming layer and the second image forming layer is 0.2 or more when expressed by log E0 as a logarithmic value of an exposure value (E0) necessary for obtaining a one-half density for the sum of maximum density and fog.
    Type: Application
    Filed: July 5, 2007
    Publication date: March 6, 2008
    Applicant: FUJIFILM CORPORATION
    Inventors: Katsuhisa Ohzeki, Yasuaki Deguchi, Yasuhiro Yoshioka, Kouta Fukui
  • Patent number: 7244551
    Abstract: A silver halide color photosensitive material comprising a support and, superimposed thereon, a blue-sensitive layer unit, a green-sensitive layer unit and a red-sensitive layer unit, each of these light-sensitive layer units composed of at least one silver halide emulsion layer, together with at least one non-sensitive layer, wherein compound (A) is contained in at least one layer in the silver halide color photosensitive material, compound (A) being a compound capable of releasing compound (Ac1) by oxidation coupling reaction with a color developing agent, compound (Ac1) being a heterocyclic compound which when added, is capable of enhancing the sensitivity of the photosensitive material as compared with that exhibited when not added, provided that the heterocyclic ring of the heterocyclic compound has 1 or 2 hetero atoms.
    Type: Grant
    Filed: December 23, 2005
    Date of Patent: July 17, 2007
    Assignee: Fujifilm Corporation
    Inventors: Junichiro Hosokawa, Naoharu Kiyoto, Ryoji Nishimura, Takashi Hoshimiya, Tadashi Inaba
  • Patent number: 7223530
    Abstract: The invention relates to a photographic element comprising a support and at least three color records comprising at least three light sensitive layers and at least two interlayers, wherein the light sensitive layers include cyan, magenta, or yellow dye-forming coupler, the light sensitive layers include silver halide grains comprising greater than 90% silver chloride, scavengers are included in the interlayers, the ratio of the total level of scavenger to the total level of coupler is from 0.15 to 0.50, the ratio of the total level of scavenger to the total level of silver is from 0.05 to 0.15, and the reciprocity characteristics of the silver halide grains are such that for a separation exposure of 1 microsecond and 0.4 seconds, upon development, the difference in maximum density is 10% or less and a method for processing the element comprising color developing the element for less than 30 seconds.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: May 29, 2007
    Assignee: Eastman Kodak Company
    Inventors: Jess B. Hendricks, III, Patti L. Mellars, Jayme D. Ribeiro, Ronald A. Gogle
  • Patent number: 7223529
    Abstract: A silver halide light-sensitive photographic element comprising a support having on one side thereof at least one cyan image forming hydrophilic colloid layer comprising a cyan image dye forming coupler, and an outermost protective overcoat layer providing a coefficient of friction of less than 0.20 after standard ECP-2B processing, wherein the ratio of permanent solvent to coupler in the cyan image forming layer is less than 0.8.
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: May 29, 2007
    Assignee: Eastman Kodak Company
    Inventors: Paul L. Zengerle, Christopher J. Haller
  • Patent number: 7175975
    Abstract: This invention relates to a multilayer silver halide photographic element, generally processed with phenylenediamine based developer solutions, comprising a support bearing a cyan dye image-forming unit comprised of at least one red-sensitive silver halide emulsion layer having associated therewith at least one cyan dye-forming coupler, a magenta dye image-forming unit comprising at least one green-sensitive silver halide emulsion layer having associated therewith at least one magenta dye-forming coupler, and a yellow dye image-forming unit comprising at least one blue-sensitive silver halide emulsion layer having associated therewith at least one yellow dye-forming coupler, wherein at least one layer additionally contains a 2-substituted-5-amino-1-napthol DIR according to Formula (I): wherein: X is chosen from among hydrogen, halogen atoms, an alkyl group with 6 carbon atoms or less or a N-substituted carbamoyl group where the N substituent is either an alkyl group with 6 carbon atoms or less or an ar
    Type: Grant
    Filed: August 25, 2005
    Date of Patent: February 13, 2007
    Assignee: Eastman Kodak Company
    Inventors: Stephen P. Singer, Christopher Grote, Robert C. Stewart, John W. Harder, David S. Ross, Janet N. Younathan, Louis Elbert Friedrich
  • Patent number: 7153640
    Abstract: A silver halide light sensitive photographic element comprising a support bearing at least one cyan image forming hydrophilic colloid layer comprising cyan image dye forming coupler of Formula I and a saturated alcoholic high boiling solvent or mixture of solvents of Formula II: Formula I wherein R1 is an alkyl group, R2 is a ballast group, and X is hydrogen or a coupling-off group; Formula II wherein R3 represents an alkyl group, and R4 and R5 individually represent hydrogen or an alkyl group, or R3 and R4 may be joined to form a cycloalkyl group, provided that the total number of carbon atoms contained in R3, R4, and R5 is at least 10 and that the alcoholic solvent or mixture of solvents of Formula II is liquid at 37° C.
    Type: Grant
    Filed: October 28, 2005
    Date of Patent: December 26, 2006
    Assignee: Eastman Kodak Company
    Inventors: Paul L. Zengerle, Christopher J. Haller
  • Patent number: 7153639
    Abstract: Disclosed is a silver halide color photographic lightsensitive material comprising a support and, superimposed thereon, a blue-sensitive layer unit, a green-sensitive layer unit and a red-sensitive layer unit, each of these layers comprising at least two silver halide emulsion layers with different photographic speeds, together with at least one antihalation layer, wherein couplers capable of color formation are contained in a total coating amount of 0.02 mmol/m2 to 2 mmol/m2.
    Type: Grant
    Filed: December 5, 2002
    Date of Patent: December 26, 2006
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hiroshi Tamaoki, Yoichi Suga, Yoshio Ishii, Mitsuhiro Uchida
  • Patent number: 7090969
    Abstract: A photographic element comprises a silver halide emulsion layer having associated therewith a dye forming coupler and a compound of the following Formula I1: wherein L is a linking moiety; X is a heteroatom group selected from O, S, or NR? where R? is H or a substituent; w is 0 or 1; R is hydrogen or a substituent group; n is an integer from 0 to 5; and ST represents a stabilizer selected from the group consisting of: A. a thiomorpholine dioxide; B. a dialkoxy aromatic group linked through a phenolic oxygen; C. a dialkoxy aromatic group linked through the aromatic ring; D. a sulfonamido group; E. a hydroxyphenyl benzotriazole group; and F. a phenolic group.
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: August 15, 2006
    Assignee: Eastman Kodak Company
    Inventors: Albert J. Mura, Shari L. Eiff, Gary M. Russo
  • Patent number: 7052827
    Abstract: A silver halide photographic material including at least one methine dye represented by the following general formula (I) and at least one coupler represented by the following general formula (XX): wherein X1 and X2 each represents an oxygen atom, a sulfur atom, a selenium atom, a tellurium atom, or a nitrogen atom; Y1 represents a furan, pyrrole or thiophene ring which may be condensed with another 5- or 6-membered carbon ring or heterocycle or may have a substituent group; Y2 represents an atomic group necessary for forming a benzene ring or a 5- or 6-membered unsaturated heterocycle, which may be further condensed with another 5- or 6-membered carbon ring or heterocycle or may have a substituent group; a bond between two carbon atoms by which Y1 and Y2 are each condensed with the carbon ring or the heterocycle may be a single bond or a double bond; R1 and R2 each represents a substituted or unsubstituted alkyl, aryl or heterocyclic group; L1, L2 and L3 each represents a methine group; n1 represents 0 o
    Type: Grant
    Filed: August 27, 2004
    Date of Patent: May 30, 2006
    Assignee: Fuji Photo Film Co., Ltd.
    Inventor: Tetsuo Nakamura
  • Patent number: 6900005
    Abstract: A color photographic print material having at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, characterized in that the cyan coupler is of the formula in which R6-R9, X and Z are defined in the specification, and the magenta coupler is of the formula in which R1-R5, Y, A, B and n are defined in the specification, and is distinguished by good color reproduction, dark stability and light stability.
    Type: Grant
    Filed: July 2, 2003
    Date of Patent: May 31, 2005
    Assignee: Agfa-Gevaert
    Inventors: Ralf Weimann, Markus Geiger, Axel Jochum
  • Patent number: 6890707
    Abstract: A print material having a support, at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, characterised in that the silver halide crystals of the red-sensitive layer have a chloride content of at least 95 mol %, contain 20 to 500 nmol of iridium per mol of silver halide and the cyan coupler is of the formula in which R1 means a hydrogen atom or an alkyl group, R2 means an alkyl, aryl or hetaryl group, R3 means an alkyl or aryl group, R4 means an alkyl, alkenyl, alkoxy, aryloxy, acyloxy, acylamino, sulfonyloxy, sulfamoylamino, sulfonamido, ureido, hydroxycarbonyl, hydroxycarbonylamino, carbamoyl, alkylthio, arylthio, alkylamino or arylamino group or a hydrogen atom and Z means a hydrogen atom or a group eliminable under the conditions of chromogenic development, is dis
    Type: Grant
    Filed: July 2, 2003
    Date of Patent: May 10, 2005
    Assignee: Agfa-Gevaert
    Inventors: Ralf Weimann, Markus Geiger, Cuong Ly, Klaus Sinzger, Beate Weber, Heinz Wiesen
  • Patent number: 6852479
    Abstract: An image forming method including a step of imagewise exposing a silver halide color photographic photosensitive material having, on a support, photographic constituent layers including at least one blue sensitive silver halide emulsion layer, at least one green sensitive silver halide emulsion layer, at least one red sensitive silver halide emulsion layer, and at least one non-photosensitive hydrophilic colloid layer, a color developing step, a bleach-fixing step and a rinsing step. At least one of the at least one red sensitive silver halide emulsion layer contains at least one compound represented by the following general formula (IA) and/or at least one coupler represented by the following general formulae (PTA-I) and (PTA-II).
    Type: Grant
    Filed: April 23, 2003
    Date of Patent: February 8, 2005
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Shin Soejima, Kentaro Okazaki
  • Patent number: 6828087
    Abstract: A silver halide photographic material comprising at least one methine dye of formula (I) and at least one coupler of formula (X): wherein X1 and X2 each represents O, S, Se, Te, N or C; Y1 represents a furan, pyrrole or thiophene ring which may be condensed and substituted with the specific ring; Y2 represents an atomic group necessary for forming a benzene ring or a 5- or 6-membered unsaturated heterocycle; R1 and R2 each represents a substituted or unsubstituted alkyl, aryl or heterocyclic group; L1, L2 and L3 each represents a methine group; n1 represents 0 or 1; M1 represents a counter ion; and m1 represents a number of 0 or more necessary for neutralizing a charge in a molecule; wherein Z1 and Z2 each represents —C(Q3)═ or —N═; Q1 and Q3 each represents a hydrogen atom or a monovalent substituent group; Q2 represents a hydrogen atom or a coupling release group.
    Type: Grant
    Filed: September 23, 2002
    Date of Patent: December 7, 2004
    Assignee: Fuji Photo Film Co., Ltd.
    Inventor: Tetsuo Nakamura
  • Patent number: 6806042
    Abstract: A print material having a support, at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, characterised in that the red-sensitive layer contains at least one oil former, the cyan coupler is of the formula in which R1 means a hydrogen atom or an alkyl group, R2 means an alkyl, aryl or hetaryl group, R3 means an alkyl or aryl group, R4 means an alkyl, alkenyl, alkoxy, aryloxy, acyloxy, acylamino, sulfonyloxy, sulfamoylamino, sulfonamido, ureido, hydroxycarbonyl, hydroxycarbonylamino, carbamoyl, alkylthio, arylthio, alkylamino or arylamino group or a hydrogen atom and Z means a hydrogen atom or a group eliminable under the conditions of chromogenic development, and the ratio by weight of oil former to cyan coupler is less than 1:1, is distinguished by exc
    Type: Grant
    Filed: July 2, 2003
    Date of Patent: October 19, 2004
    Assignee: Agfa-Gevaert
    Inventors: Ralf Weimann, Markus Geiger, Cuong Ly, Klaus Sinzger, Beate Weber, Heinz Wiesen
  • Patent number: 6783924
    Abstract: A color photographic silver halide material comprising a substrate, at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, characterised in that the silver halide crystals of the red-sensitive layer have a chloride content of at least 95 mol %, the cyan coupler corresponding to formula wherein R1 represents a hydrogen atom or an alkyl group, R2 represents an alkyl, aryl or hetaryl group R3 represents an alkyl or aryl group, R4 represents an alkyl, alkenyl, alkoxy, aryloxy, acyloxy, acylamino, sulphonyloxy, sulphamoylamino, sulphonamido, ureido, hydroxycarbonyl, hydroxycarbonylamino, carbamoyl, alkylthio, arylthio, alkylamino or arylamino group or a hydrogen atom and Z represents a hydrogen atom or a group which may be split off under the conditions of c
    Type: Grant
    Filed: July 2, 2003
    Date of Patent: August 31, 2004
    Assignee: Agfa-Gevaert
    Inventors: Ralf Weimann, Markus Geiger, Cuong Ly, Klaus Sinzger, Beate Weber, Heinz Wiesen
  • Patent number: 6780573
    Abstract: The invention relates to a color silver halide photographic element comprising a light-sensitive silver halide emulsion layer, said silver halide emulsion being in reactive association with an amino acid compound according to Formula (I): wherein: COUP is a moiety that reacts with oxidized developer to release the amino acid timing group but does not substantially contribute any density in the visible region to the element after processing is complete; n is 0 or 1; R1 is an alkyl or alkenyl group of 4 carbon atoms or more or an aryl group with 10 carbon atoms or more; R2 is an alkyl or aryl group so the sum total of carbon atoms in R1 and R2 together are at least 5; and PUG is a photographically useful group.
    Type: Grant
    Filed: May 30, 2003
    Date of Patent: August 24, 2004
    Assignee: Eastman Kodak Company
    Inventors: Stephen P. Singer, Christopher W. Grote, Robert C. Stewart, Janet N. Younathan, Jerrold N. Poslusny
  • Publication number: 20040161713
    Abstract: Disclosed is a silver halide color photographic lightsensitive material comprising a support and, superimposed thereon, a blue-sensitive layer unit, a green-sensitive layer unit and a red-sensitive layer unit, each of these layers comprising at least two silver halide emulsion layers with different photographic speeds, together with at least one antihalation layer, wherein couplers capable of color formation are contained in a total coating amount of 0.02 mmol/m2 to 2 mmol/m2.
    Type: Application
    Filed: August 19, 2003
    Publication date: August 19, 2004
    Inventors: Hiroshi Tamaoki, Yoichi Suga, Yoshio Ishii, Mitsuhiro Uchida
  • Patent number: 6773875
    Abstract: Pyrrolotriazole compounds of the formula (I) and silver halide color photographic light-sensitive materials containing the compound as a cyan coupler, are disclosed: wherein R1 and R2 each independently are an alkyl, cycloalkyl, alkenyl, aryl or heterocyclic group, or R1 and R2 may bond together to form a 5- or 6-membered nitrogen-containing heterocycle; R3 is an alkyl, cycloalkyl or alkenyl group; R5 is an alkyl or aryl group; R4, R6, R7 and R8 each independently are a hydrogen atom or a substituent, with the proviso that at least one of R4, R6, R7 and R8 is a substituent, and that two groups of R4 to R8, which adjoin each other, do not bond together to form any ring.
    Type: Grant
    Filed: September 27, 2001
    Date of Patent: August 10, 2004
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Takeshi Nakamine, Yasuaki Deguchi
  • Patent number: 6764815
    Abstract: A color photographic print material which contains a cyan coupler of the formula in which R1 means a hydrogen atom or an alkyl group, R2 means OR3 or NR4R5, R3 means an unsubstituted or substituted alkyl group with 1 to 6 C atoms, R4 means an unsubstituted or substituted alkyl group with 1 to 6 C atoms, R5 means a hydrogen atom or an unsubstituted or substituted alkyl group with 1 to 6 C atoms, R6 means an unsubstituted or substituted alkyl group and Z means a hydrogen atom or a group eliminable under the conditions of chromogenic development, wherein the total number of the C atoms of the alkyl groups R3 to R6 in a coupler molecule is 8 to 18, is simultaneously distinguished by good light and dark stability as well as by good color reproduction. The couplers furthermore exhibit very good solubility in conventional coupler solvents.
    Type: Grant
    Filed: May 9, 2003
    Date of Patent: July 20, 2004
    Assignee: AGFA-Gevaert
    Inventor: Ralf Weimann
  • Patent number: 6756189
    Abstract: Disclosed is a colour photographic element containing one or more cyan dye-forming couplers, a UV absorber and a specific class of stabiliser, and an imaging process used therewith. The element exhibits improved stability.
    Type: Grant
    Filed: October 11, 2002
    Date of Patent: June 29, 2004
    Assignee: Eastman Kodak Company
    Inventors: Danuta Gibson, Llewellyn J. Leyshon, David Clarke
  • Publication number: 20040110103
    Abstract: A colour photographic silver halide material comprising a substrate, at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, characterised in that the silver halide crystals of the red-sensitive layer have a chloride content of at least 95 mol %, the cyan coupler corresponding to formula 1
    Type: Application
    Filed: July 2, 2003
    Publication date: June 10, 2004
    Applicant: Agfa-Gevaert (Belgium)
    Inventors: Ralf Weimann, Markus Geiger, Cuong Ly, Klaus Sinzger, Beate Weber, Heinz Wiesen
  • Publication number: 20040091825
    Abstract: A silver halide color photographic light-sensitive material comprising at least one yellow color developable light-sensitive silver halide emulsion layer, at least one magenta color developable light-sensitive silver halide emulsion layer, and at least one cyan color developable light-sensitive silver halide emulsion layer, each of which is provided on a support: which comprises at least one yellow coupler of formula (I) and at least one cyan coupler of formula (A); 1
    Type: Application
    Filed: February 26, 2003
    Publication date: May 13, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Hiroyuki Yoneyama, Yasuaki Deguchi, Naoto Ohshima, Kiyoshi Takeuchi, Akira Ikeda, Naoto Matsuda
  • Publication number: 20040086811
    Abstract: A silver halide color photosensitive material has, on a support, a unit blue-sensitive silver halide emulsion layer, a unit green-sensitive silver halide emulsion layer and a unit red-sensitive silver halide emulsion layer, each comprising two or more light-sensitive layers having the same color sensitivity but differing in speed to each other. The silver halide color photosensitive material contains at least one compound represented by the following general formula (I) or general formula (II); and at least one of the light-sensitive layers contains silver halide grains in which tabular grains each having an aspect ratio of 5.0 or more account for 60% or more of the total projected area of the silver halide grains.
    Type: Application
    Filed: October 21, 2003
    Publication date: May 6, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Fumitaka Ueda, Koji Takaku, Ryoji Nishimura, Keisuke Matsumoto, Yoshio Ishii
  • Publication number: 20040067455
    Abstract: This invention relates to a photographic element comprising a support and at least two silver halide emulsion layers further comprising an electron transfer agent releasing compound represented by the formula (I):
    Type: Application
    Filed: September 16, 2002
    Publication date: April 8, 2004
    Applicant: Eastman Kodak Company
    Inventors: John E. Keevert, Stephen P. Singer, Kenneth J. Reed, Kenneth J. Lushington, Mary C. Brick, James A. Friday
  • Patent number: 6699650
    Abstract: There is provided a photographic element comprising at least one silver halide emulsion layer having associated therewith a novel phenolic cyan dye-forming coupler of formula (I) wherein X is hydrogen or a group that can be split off by the reaction of the coupler with an oxidised colour developing agent, and one of Y and Z is the group  wherein each R is independently an unsubstituted or substituted alkyl or aryl group or a 5-10 membered heterocyclic ring which contains one or more heteroatoms selected from nitrogen, oxygen and sulfur, which ring is unsubstituted or substituted; R1 is hydrogen or an unsubstituted or substituted alkyl or aryl group, R2 is an unsubstituted or substituted alkyl or aryl group or a 5-10 membered heterocyclic ring which contains one or more heteroatoms selected from nitrogen, oxygen and sulfur, which ring is unsubstituted or substituted; R3 is hydrogen or an unsubstituted or substituted alkyl or aryl group, n is 1 or 2, and the othe
    Type: Grant
    Filed: May 22, 2001
    Date of Patent: March 2, 2004
    Assignee: Eastman Kodak Company
    Inventors: David Clarke, Llewellyn J. Leyshon, Katie E. Smith
  • Publication number: 20040038158
    Abstract: An image forming method including a step of imagewise exposing a silver halide color photographic photosensitive material having, on a support, photographic constituent layers including at least one blue sensitive silver halide emulsion layer, at least one green sensitive silver halide emulsion layer, at least one red sensitive silver halide emulsion layer, and at least one non-photosensitive hydrophilic colloid layer, a color developing step, a bleach-fixing step and a rinsing step. At least one of the at least one red sensitive silver halide emulsion layer contains at least one compound represented by the following general formula (IA) and/or at least one coupler represented by the following general formulae (PTA-I) and (PTA-II).
    Type: Application
    Filed: April 23, 2003
    Publication date: February 26, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Shin Soejima, Kentaro Okazaki
  • Publication number: 20040038159
    Abstract: A silver halide photographic material comprising at least one methine dye of formula (I) and at least one coupler of formula (X): 1
    Type: Application
    Filed: September 23, 2002
    Publication date: February 26, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventor: Tetsuo Nakamura
  • Publication number: 20040033450
    Abstract: A color photographic print material which contains a cyan coupler of the formula 1
    Type: Application
    Filed: May 9, 2003
    Publication date: February 19, 2004
    Inventor: Ralf Weimann
  • Patent number: 6689549
    Abstract: Disclosed is a photographic element comprising a light-sensitive silver halide emulsion layer having associated therewith a cyan coupler having the formula: wherein: the term “NB coupler” represents a coupler of formula (I) that forms a dye with the developer 4-amino-3-methyl-N-ethyl-N-(2-methanesulfonamidoethyl) aniline sesquisulfate hydrate for which the left bandwidth (LBW) using spin-coating is at least 5nm less than that of the same dye in solution form; V is a sulfone, sulfoxide or sulfonamide-containing group; Y is H or a coupling-off group; each Z1, Z2, Z3 and Z* are an independently selected substituent group where p is 0 to 2; provided that Z1, and Z2 or Z2 and Z3 can join to form a ring; provided further that Z1, and Z2 do not join to form an aromatic or heterocyclic ring; and provided further that the combined sum of the aliphatic carbon atoms in V, all Z′, Z″ and all Z* is at least 8.
    Type: Grant
    Filed: December 11, 2002
    Date of Patent: February 10, 2004
    Assignee: Eastman Kodak Company
    Inventors: William J. Begley, Brian Thomas, Natasha Andrievsky
  • Patent number: 6689552
    Abstract: A color photographic silver halide material which can be developed to form a negative, at least 95 mol % of the silver halides of which consist of AgCl, and which contains at least one light-sensitive silver halide emulsion layer, the silver halide of which contains at least one compound of formulae (I), (II) and (III): [IrClnF6-n]2−M2+  (I) wherein n denotes 0 or an integer from 1 to 6 and M2+ denotes 1 or 2 cations with a total number of 2 positive charges, [Fe(CN)6]m−Mm+  (II) wherein m denotes 2 or 3 and Mm+ denotes 1 to 3 cations with a total number of m positive charges, wherein o denotes 0, 1 or 2 and R denotes an alkyl, aryl or aralkyl, is distinguished under scanning exposure and on analogue exposure by sharp contrast which is independent of exposure time and by a stable latent image.
    Type: Grant
    Filed: November 5, 2001
    Date of Patent: February 10, 2004
    Assignee: Agfa-Gevaert
    Inventors: Cuong Ly, Edgar Draber, Matthias Feigl, Günter Helling, Thomas Kaluschke, Michael Missfeldt, Maria Nietgen, Heinz-Horst Teitscheid, Ralf Weimann, Heinz Wiesen
  • Publication number: 20040023171
    Abstract: A print material having a support, at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, characterised in that the red-sensitive layer contains at least one oil former, the cyan coupler is of the formula 1
    Type: Application
    Filed: July 2, 2003
    Publication date: February 5, 2004
    Applicant: Agfa-Gevaert N.V. (Belgium)
    Inventors: Ralf Weimann, Markus Geiger, Cuong Ly, Klaus Sinzger, Beate Weber, Heinz Wiesen
  • Publication number: 20040023173
    Abstract: A print material having a support, at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, characterised in that the silver halide crystals of the red-sensitive layer have a chloride content of at least 95 mol %, contain 20 to 500 nmol of iridium per mol of silver halide and the cyan coupler is of the formula 1
    Type: Application
    Filed: July 2, 2003
    Publication date: February 5, 2004
    Applicant: Agfa-Gevaert
    Inventors: Ralf Weimann, Markus Geiger, Cuong Ly, Klaus Sinzger, Beate Weber, Heinz Wiesen
  • Publication number: 20040023172
    Abstract: A colour photographic print material having at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, characterised in that the cyan coupler is of the formula 1
    Type: Application
    Filed: July 2, 2003
    Publication date: February 5, 2004
    Applicant: Agfa-Gevaert
    Inventors: Ralf Weimann, Markus Geiger, Axel Jochum
  • Publication number: 20040018455
    Abstract: A colour photographic print material having at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, characterised in that the magenta coupler is of the formula 1
    Type: Application
    Filed: June 27, 2003
    Publication date: January 29, 2004
    Inventors: Markus Geiger, Axel Jochum, Ralf Weimann
  • Patent number: 6680165
    Abstract: The invention provides a color negative photographic element comprising a light sensitive silver halide emulsion imaging layer having associated therewith a cyan dye-forming coupler dispersion comprising a first 2-ureido-5-acylamino substituted phenolic cyan dye-forming coupler [P], a second phenolic cyan dye-forming coupler [AP] where the 2-substituent is other than an ureido group, a substantially non-color-developable phenolic activator compound [ACT], and a non-phenolic organic coupler solvent having a boiling point of at least 150C; wherein compounds represented by [P], [AP], and [ACT] are present in the coupler dispersion in relative weight fractions of from 0.30 to 0.65 for [P], from 0.15 to 0.35 for [AP], and from 0.15 to 0.
    Type: Grant
    Filed: October 24, 2002
    Date of Patent: January 20, 2004
    Assignee: Eastman Kodak Company
    Inventors: Jerrold N. Poslusny, Paul B. Merkel, David A. Steele, Drake M. Michno, David S. Ross, Richard K. Rothrock, Paul L. Zengerle
  • Publication number: 20030232289
    Abstract: Disclosed is a colour photographic element containing one or more cyan dye-forming couplers, a UV absorber and a specific class of stabiliser, and an imaging process used therewith. The element exhibits improved stability.
    Type: Application
    Filed: October 11, 2002
    Publication date: December 18, 2003
    Applicant: Eastman Kodak Company
    Inventors: Danuta Gibson, Llewellyn J. Leyshon, David Clarke
  • Patent number: 6653061
    Abstract: The invention relates to a photographic label comprising a pragmatic polymer sheet, at least one layer comprising at least one image forming layer comprising photosensitive silver halide grains and dye forming coupler above said pragmatic polymer sheet, wherein said at least one image forming layer has an exposure time to obtain a usable Dmax of 1.5 of less than 0.01 seconds, wherein said at least one image forming layer is substantially free of image dye stabilizers, and wherein said polymer sheet has an L* of greater than 95.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: November 25, 2003
    Assignee: Eastman Kodak Company
    Inventors: John B. Rieger, Robert P. Bourdelais
  • Patent number: 6649329
    Abstract: The present application relates to a photothermographic material comprising, on a side of a support, (a) a photosensitive silver halide, (b) a reducible silver salt, (c) a phenol derivative having the specific structure as reducing compound, (d) a binder, (e) a coupler compound, and (f) a compound represented by Q1—NHNH—V6 wherein Q1 is a 5- to 7-membered unsaturated ring and V6 is a carbamoyl group, etc.
    Type: Grant
    Filed: August 3, 2001
    Date of Patent: November 18, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Toyohisa Oya, Kazunobu Katoh
  • Patent number: 6641988
    Abstract: A photographic element is disclosed, comprising a yellow dye forming coupler, a magenta dye forming coupler and a cyan dye forming coupler, wherein spectral reflection absorption characteristics of a yellow dye, a magenta dye and a cyan dye which are formed of the yellow dye forming coupler, the magenta dye forming coupler and the cyan dye forming coupler, respectively, meet the following requirements: 110≧&lgr;max(M)−&lgr;max(Y)≧95, 80≧&lgr;max(C)−&lgr;max(M)≧70, 0.43≧Abs600(M)≧0.38, and 0.48≧Abs550(C)≧0.35.
    Type: Grant
    Filed: January 31, 2002
    Date of Patent: November 4, 2003
    Assignee: Konica Corporation
    Inventor: Takeshi Hakii
  • Patent number: 6641990
    Abstract: Disclosed is a photographic element comprising a light-sensitive silver halide emulsion layer having associated therewith a cyan coupler having the formula: wherein: the term “NB coupler” represents a coupler of formula (I) that forms a dye with the developer 4-amino-3-methyl-N-ethyl-N-(2-methanesulfonamidoethyl) aniline sesquisulfate hydrate for which the left bandwidth (LBW) using spin-coating is at least 5 nm less than that of the same dye in solution form; V is a sulfone, sulfoxide or sulfonamide-containing group; Y is H or a coupling-off group; each Z′, Z″ and Z* is an independently selected substituent group where n and p are independently 0 to 2; X1 and X2 are halogen atoms and may be the same or different; and provided that the combined sum of the aliphatic carbon atoms in V, all Z′, Z″ and all Z* is at least 8.
    Type: Grant
    Filed: August 29, 2002
    Date of Patent: November 4, 2003
    Assignee: Eastman Kodak Company
    Inventors: William J. Begley, Brian Thomas
  • Patent number: 6620580
    Abstract: Disclosed is a photographic element comprising a support bearing a blue light sensitive record containing at least three layers having different levels of light sensitivity arranged in the order slowest to fastest with the slowest layer closest to the support and the fastest layer closest to the light exposure source, wherein (a) all of the blue-sensitive layers are closer to the light exposure source than the layers sensitive to any other color; (b) the slowest blue light sensitive layer is at least 1.0 log E slower than the next fastest blue light sensitive layer when measured at a density of 0.15 above Dmin, and contains a particular type of cyan dye-forming development inhibitor releasing (DIR) coupler; and (c) all of the blue light sensitive layers other than the slowest blue light sensitive layer independently contain a certain type of yellow dye-forming DIR coupler. Embodiments of the invention provide improved color rendition without sacrificing blue density.
    Type: Grant
    Filed: November 14, 2001
    Date of Patent: September 16, 2003
    Assignee: Eastman Kodak Company
    Inventors: Norma B. Platt, Drake M. Michno
  • Publication number: 20030170574
    Abstract: The invention relates to a photographic label comprising a pragmatic polymer sheet, at least one layer comprising at least one image forming layer comprising photosensitive silver halide grains and dye forming coupler above said pragmatic polymer sheet, wherein said at least one image forming layer has an exposure time to obtain a usable Dmax of 1.5 of less than 0.01 seconds, wherein said at least one image forming layer is substantially free of image dye stabilizers, and wherein said polymer sheet has an L* of greater than 95.
    Type: Application
    Filed: December 21, 2001
    Publication date: September 11, 2003
    Applicant: Eastman Kodak Company
    Inventors: John B. Rieger, Robert P. Bourdelais
  • Publication number: 20030157443
    Abstract: A silver halide color photographic photosensitive material comprising, on a reflective support, at least one yellow-coloring photosensitive silver halide emulsion layer, at least one magenta-coloring photosensitive silver halide emulsion layer, at least one cyan-coloring photosensitive silver halide emulsion layer and at least one non-photosensitive, non-coloring hydrophilic colloid layer. Reflective density A(&lgr;) at a wavelength &lgr; at an unexposed portion of the material after a color development treatment is 0.08 or less for 450 nm, 0.10 or less for 550 nm, and 0.08 or less for 650 nm. Alternatively, chromaticity at the unexposed portion of the material after the color development treatment satisfies the condition: 91≦L*≦96, 0≦a*≦2.0, −9.0≦b*≦−3.0. Also provided is a process for forming an image using the silver halide color photographic photosensitive material.
    Type: Application
    Filed: May 22, 2002
    Publication date: August 21, 2003
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Toshiyuki Makuta, Shin Soejima, Hiroyuki Yoneyama
  • Patent number: 6593069
    Abstract: A photothermographic material comprising at least (a) a photosensitive silver halide, (b) a reducible silver salt, (c) a reducing compound represented by the following formula (1) or (2), (d) a binder and (e) a coupler compound on the same side of a support: wherein, in the formula (1), V1 to V4 each independently represent hydrogen atom or a substituent, and V5 represents a substituted or unsubstituted alkyl group, aryl group or heterocyclic group: Q1—NHNH—V6  (2) wherein, in the formula (2), Q1 represents a 5- to 7-membered unsaturated ring bonding to NHNH—V6 at a carbon atom, and V6 represents a carbamoyl group, an acyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, a sulfonyl group or a sulfamoyl group.
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: July 15, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Toyohisa Oya, Kazunobu Katoh, Shigeo Hirano
  • Patent number: 6586167
    Abstract: A method for thermally forming images for plate making, which comprises forming an image for plate making by using a thermally processed image recording material comprising a silver salt of an organic acid, a reducing agent, a color image forming material and an organic binder on a support, wherein the image consists essentially of a developed silver image and a color forming dye image and the color forming dye image shows an absorbance for ultraviolet region higher than that for visible region and has a transmission density of 0.3 or more for the region of 360-450 nm. There are provided a thermally processed image recording material and method for thermally forming images that provide significant difference of ultraviolet absorption between image areas and non-image areas suitable for printing plate making.
    Type: Grant
    Filed: July 23, 2001
    Date of Patent: July 1, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Kazunobu Katoh, Toyohisa Oya
  • Patent number: 6562558
    Abstract: Disclosed is a photographic element comprising a light-sensitive silver halide emulsion layer having associated therewith a cyan “NB coupler” having the formula (I): wherein: the term “NB coupler” represents a coupler of formula (I) that forms a dye for which the left bandwidth (LBW) using spin-coating is at least 5 nm less than that of the same dye in solution form; X is selected from O, NR* or S and R* is an alkyl, carbocyclic or heterocyclic group; L is a linking group and a is 0 or 1; Y is H or a coupling-off group; Z* is a substituent group and p is 0 to 2; and R1 and R2 are independently selected H or substituents; provided that the combined sum of the aliphatic carbon atoms in R1, R2, R*, L and all Z* is at least 8.
    Type: Grant
    Filed: December 6, 2001
    Date of Patent: May 13, 2003
    Assignee: Eastman Kodak Company
    Inventors: William J. Begley, Gary M. Russo
  • Patent number: 6558887
    Abstract: A color photographic silver halide material containing in at least one red-sensitive layer a cyan coupler having formula (I) and in a photosensitive or non-photosensitive layer a UV absorber having formula (II) where R1 to R4, R11 to R16, Z, m, n and o have the meanings specified in the description, is characterised by good light and dark stability and low secondary densities.
    Type: Grant
    Filed: January 8, 2002
    Date of Patent: May 6, 2003
    Assignee: Agfa-Gevaert
    Inventors: Günter Helling, Ralf Weimann