Dye Mordant Patents (Class 430/941)
  • Patent number: 7485402
    Abstract: A heat-sensitive transfer image-receiving sheet comprising at least one receiving layer containing a polymer latex and at least one heat insulating layer containing a hollow polymer on a support, wherein the polymer latex contained in the receiving layer comprises two or more dyable polymers having different glass transition temperatures.
    Type: Grant
    Filed: February 28, 2007
    Date of Patent: February 3, 2009
    Assignee: FUJIFILM Corporation
    Inventors: Takuya Arai, Yoshio Ishii, Yoshihisa Tsukada, Toshihide Yoshitani
  • Patent number: 6692879
    Abstract: There is provided a thermal transfer image-receiving sheet which has dyeability high enough to realize high-speed printing and low-energy printing, permits a protective layer to be thermally transferred onto an image formed on the thermal transfer image-receiving sheet, is free from heat fusing to a thermal transfer sheet at the time of image formation on the thermal transfer image-receiving sheet, and has satisfactory separability from the thermal transfer sheet.
    Type: Grant
    Filed: October 21, 2002
    Date of Patent: February 17, 2004
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Shino Suzuki, Masahiro Yuki, Takenori Omata, Munenori Ieshige, Hidemasa Kaida
  • Publication number: 20030203293
    Abstract: There is provided a thermal transfer image-receiving sheet which has dyeability high enough to realize high-speed printing and low-energy printing, permits a protective layer to be thermally transferred onto an image formed on the thermal transfer image-receiving sheet, is free from heat fusing to a thermal transfer sheet at the time of image formation on the thermal transfer image-receiving sheet, and has satisfactory separability from the thermal transfer sheet.
    Type: Application
    Filed: October 21, 2002
    Publication date: October 30, 2003
    Inventors: Shino Suzuki, Masahiro Yuki, Takenori Omata, Munenori Ieshige, Hidemasa Kaida
  • Publication number: 20030031963
    Abstract: The invention provides an opaque reflective photographic material eg paper whose non image side is coated with a mordant in an amount to absorb during washing of the photographic material dyes that would contribute to staining of the final image.
    Type: Application
    Filed: May 21, 2002
    Publication date: February 13, 2003
    Applicant: Eastman Kodak Company
    Inventor: Henry H. Adam
  • Publication number: 20010010889
    Abstract: A developing paper having an image receiving dye layer containing a plasticizing agent on a substrate, the plasticizing agent including a solid plasticizing agent which is solid in the application temperature and a liquid plasticizing agent which is liquid in the application temperature.
    Type: Application
    Filed: February 27, 2001
    Publication date: August 2, 2001
    Inventors: AKihiro Horii, Akihiko Konno, Masanobu Hida, Satoru Shinohara
  • Patent number: 6268105
    Abstract: There is disclosed a dye-fixing element utilizable to form an image by releasing or producing an image-forming dye or a precursor thereof in proportion or contraproportion to developed silver formed by development after imagewise exposing of a photosensitive silver halide and thereafter by diffusion or diffusive-transfer of the dye, which element comprises a polymeric dye mordant containing a recurring unit of the formula (A) and/or (B): wherein R12 and R22 each are H or an alkyl group, Y1 and Y2 each are ←CONR4—, ←COO— or ←CH(OH)CH2O—, X is Cl, Br, I or OH, Z is an atomic group necessary to form a 5- to 7-membered heteroring together with the N, R13 and R23 each are H, CH3, C2H5, or a halogen atom, and R4 is H or an alkyl group having 1-4 carbon atoms, and the symbol ← is a bond on the side of the main chain of the polymer. There is also disclosed a method for forming a color image excellent in fastness to light without causing any color-mixing.
    Type: Grant
    Filed: May 24, 2000
    Date of Patent: July 31, 2001
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hiroshi Arakatsu, Nobuo Seto, Toshiki Taguchi
  • Patent number: 6207344
    Abstract: A resin composition having laser marking properties comprising a polycarbonate resin, an effective amount of a copper chromite having a spinel structure and up to 0.05% by weight of the total composition of carbon black, wherein said polycarbonate resin foams in laser struck areas to form light colored markings in the laser struck areas on a dark background.
    Type: Grant
    Filed: September 29, 1999
    Date of Patent: March 27, 2001
    Assignee: General Electric Company
    Inventors: Anne Ramlow, Terence John Lillie, Theodorus Lambertus Hoeks
  • Patent number: 6146733
    Abstract: A phase change type optical recording medium comprises a dielectric layer 1a, a dielectric layer 1b, a phase change type recording layer and a second dielectric layer in the described order. The recording layer satisfies Ac/Aa.gtoreq.0.8 where Ac is an absorption coefficient of the recording layer in a crystalline region and Aa is an absorption coefficient of the recording layer in an amorphous region. The dielectric layer 1a comprises ZnS--SiO.sub.2 as main components and the dielectric layer 1b comprises a metal nitride or ZnS--SiO.sub.2 having an SiO.sub.2 content of 40 to 80 mol % as main components. At least an area of the second dielectric layer that is in contact with the recording layer comprises a metal nitride, a rare earth oxide, silicon oxide or ZnS--SiO.sub.2 having an SiO.sub.2 content of at least 40 mol% as main components. However, an optical recording medium comprising a dielectric layer 1a having an SiO.sub.
    Type: Grant
    Filed: December 17, 1998
    Date of Patent: November 14, 2000
    Assignee: TDK Corporation
    Inventors: Hiroyasu Inoue, Tatsuya Kato, Hajime Utsunomiya
  • Patent number: 5871880
    Abstract: There is disclosed a silver halide color photographic light-sensitive material having at least one photographic constitutional layer coated on a support, wherein at least one of the photographic constitutional layers contains at least one reducing agent for color formation represented by formula (I), at least one coupler for forming a diffusive dye, and at least one mordant. The material is capable of reducing the amount of developer and to be replenished or discharged after processing, and of reducing the occurrence of stain after development during storage of the material. There is also disclosed an image-forming method using the material. ##STR1## wherein C.alpha. represents a carbon atom; Z represents a carbamoyl, acyl, alkoxycarbonyl, or aryloxycarbonyl group; and Q represents a group of atoms to form, together with C.alpha., an unsaturated ring.
    Type: Grant
    Filed: November 26, 1996
    Date of Patent: February 16, 1999
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Toshiyuki Makuta, Koki Nakamura
  • Patent number: 5861230
    Abstract: There is described a novel process of polymerizing 4-vinyl pyridine monomer in an aqueous polymerization system which comprises preparing an aqueous solution of polyvinyl alcohol, and contacting said aqueous solution of a polyvinyl alcohol with less than about 10% by weight of 4-vinyl pyridine monomer and a water-soluble initiator capable of decomposing to give free radicals.The resultant dispersion of the novel polymerization process comprises a homogeneous, i.e., weight average molecular weight and particle size, poly-4-vinylpyridine, with no appreciable residual 4-vinyl pyridine monomer.The resultant dispersion may be used to coat image- and ink-receiving layers of image-recording materials and ink jet recording sheets, respectively.
    Type: Grant
    Filed: April 21, 1997
    Date of Patent: January 19, 1999
    Assignee: Polaroid Corporation
    Inventors: Shawn P. Lambert, Xiaojia Z. Wang
  • Patent number: 5834154
    Abstract: A thermal transfer image-receiving sheet comprising a substrate sheet, a dye-receptive layer provided on at least one surface of the substrate sheet, and a backing layer provided on the other surface of the substrate sheet, wherein the dye-receptive layer contains polycaprolactone.
    Type: Grant
    Filed: December 27, 1996
    Date of Patent: November 10, 1998
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Masayasu Yamazaki, Satoru Kawai, Kenichiro Suto
  • Patent number: 5709971
    Abstract: Dye imbibition printing blanks are disclosed comprising a support bearing on one side thereof a dye-receiving layer comprising a cationic mordant, and further comprising an antistatic layer substantially free of cationic polymers. The antistatic layer is preferably provided on the opposite side of the support relative to the dye-receiving layer. Such antistatic layer provides improved antistatic properties which enable high manufacturing and processing speeds without adversely affecting printed image qualities.
    Type: Grant
    Filed: March 12, 1996
    Date of Patent: January 20, 1998
    Assignee: Eastman Kodak Company
    Inventors: Wayne Arthur Bowman, Charles Peter Hagmaier, Frank Dean Manioci
  • Patent number: 5643709
    Abstract: A thermal transfer recording material capable of giving a color image having an excellent color reproducibility as well as good light fastness and free from fading, bleeding and contamination of an article contacted is provided. The thermal transfer recording material comprises a thermal transfer dye donating material containing the specified thermally migratable, dissociative heteryl azo dye of phenol or naphthol type and an image receiving material for thermal transfer printing, containing at least one of basic materials and mordants as a dye receiving compound.
    Type: Grant
    Filed: April 4, 1996
    Date of Patent: July 1, 1997
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Takayoshi Kamio, Yasuhiro Ishiwata, Tomomi Tateishi
  • Patent number: 5622808
    Abstract: Dye imbibition printing blanks are disclosed comprising a support bearing a layer comprising a cationic mordant, a hydrophilic colloid and a plasticizer polymer, wherein the plasticizer polymer is a latex polymer having a glass transition temperature below about 30.degree. C. comprising from about 2 to 20 wt % of units having a quaternary ammonium group. In a preferred embodiment, the latex polymer comprises a vinyl co-polymer addition product of from about 50 to 98 weight percent of acrylic or methacrylic ester units, 0 to 48 weight percent of vinyl benzene units and 2 to 20 weight percent of the quaternary ammonium group containing unit. This latex provides a dye imbibition printing blank substantially free of haze and brittleness.
    Type: Grant
    Filed: March 12, 1996
    Date of Patent: April 22, 1997
    Assignee: Eastman Kodak Company
    Inventors: Wayne A. Bowman, Charles P. Hagmaier, Frank D. Manioci
  • Patent number: 5614345
    Abstract: A paper for thermal image transfer to flat porous surfaces is characterized by a paper support and a layer applied thereto which contains an ethylene copolymer or an ethylene copolymer mixture and a dye-receiving layer.
    Type: Grant
    Filed: May 28, 1996
    Date of Patent: March 25, 1997
    Assignee: Felix Schoeller Jr. Foto-Und Spezialpapiere GmbH & Co. KG
    Inventors: Rainer Gumbiowski, Rolf Ebisch, Hartmut Schulz
  • Patent number: 5607809
    Abstract: Disclosed is image receiving sheet having a support sheet, a first image receiving layer thereon and a second image receiving layer provided on the first image receiving layer; wherein the second image receiving layer comprises butyral resin and polymer having at least one of recurring units represented by the following formula: ##STR1## wherein R.sup.1 represents a hydrogen atom or a methyl group; and Q represents a group having amide bond, a nitrogen-containing heterocyclic group, or a phenyl group substituted with residue of ammonium salt. Further, a thermal transfer recording methods by area gradation using a heat sensitive ink sheet and the image receiving sheet are also disclosed.
    Type: Grant
    Filed: August 11, 1995
    Date of Patent: March 4, 1997
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hideyuki Nakamura, Akihiko Takeda, Tomizo Namiki
  • Patent number: 5576140
    Abstract: An image-receiving sheet material for forming a transfer image by heat-transferring an ink layer from a transfer material having a heat-transferable ink layer onto an image-receiving sheet material, and re-transferring the ink layer onto a permanent support. The image-receiving sheet material comprises a support having thereon at least two image-receiving layers, at least one of the image-receiving layers is transferred onto the permanent support, and at least the image-receiving layer onto which the ink layer is transferred contains a modified resin prepared from a polyvinyl acetal resin containing hydroxyl groups in which from 0.1 to 1 equivalent of the hydroxyl groups of the polyvinyl acetal resin have been converted to a group represented by formula (I). In a preferred embodiment, the image-receiving layer onto which the ink layer is transferred further contains a high molecular weight compound having at least a repeating unit represented by formula (II) and/or formula (III).
    Type: Grant
    Filed: March 7, 1996
    Date of Patent: November 19, 1996
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Yuichi Wakata, Hideyuki Nakamura
  • Patent number: 5554483
    Abstract: There is disclosed a photographic image including an ink-acceptable surface thereon. The photographic image may be formed by known conventional or diffusion transfer techniques. The ink-acceptable surface is formed by applying an aqueous mixture of a polymeric mordant material over the photograph and forming a relatively clear dry coating thereon. The subject coating provides an ink-acceptable surface upon the photograph which accepts and retains ink applied thereto and resist the remove of such ink therefrom.
    Type: Grant
    Filed: December 13, 1995
    Date of Patent: September 10, 1996
    Assignee: Polaroid Corporation
    Inventors: Thomas G. DeNoto, Paul E. Nangeroni, David F. Oberhauser
  • Patent number: 5518877
    Abstract: Improved photographic properties are obtained if the photographic silver halide material contains a copolymer with polypeptide segments, wherein the polypeptide segments are derived from polypeptides with an average molecular weight M.sub.w of 2000 to 40000.
    Type: Grant
    Filed: January 27, 1995
    Date of Patent: May 21, 1996
    Assignee: Agfa-Gevaert AG
    Inventors: Gunter Helling, Klaus Wagner
  • Patent number: 5498505
    Abstract: A dye fixing element comprising a polymer mordant, said polymer mordant containing at least one monomeric unit including at least one group derived from the class of tertiary amines, thioethers, aromatic 5-membered heterocyclic rings, hydrazides, hydrazones and polyarylphenols, and at least one quaternary ammonium group.
    Type: Grant
    Filed: December 21, 1994
    Date of Patent: March 12, 1996
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Jiro Tsukahara, Hiroshi Arakatsu
  • Patent number: 5447818
    Abstract: A color diffusion transfer film unit and an image formation method using the same are disclosed, in which a light-sensitive material containing a specific sulfonamide compound of formula (I) and a specific tertiary amine compound of formula (II) is processed with an alkali processing composition containing a specific tertiary amine polymer. The film provides a transferred color image having a high density with reduced dependency on processing time, and suppresses changes in density of the resulting image with time after processing.
    Type: Grant
    Filed: November 1, 1994
    Date of Patent: September 5, 1995
    Assignee: Fuji Photo Film Co, Ltd.
    Inventors: Hideaki Naruse, Hideki Naito, Jiro Tsukahara, Tomokazu Yasuda
  • Patent number: 5419996
    Abstract: Disclosed is a color diffusion transfer photosensitive material containing a compound represented by a color diffusion transfer photosensitive material containing at least one compound represented by the following general formula (I): ##STR1## wherein R.sub.1 and R.sub.2 each represent a hydrogen atom, an aliphatic group or an aryl group; and R.sub.3 represents an aliphatic group or a group represented by the following general formula (Ab): ##STR2## wherein R.sub.4 represents a hydrogen atom, an aliphatic group or an aryl group and R.sub.5 represents an aliphatic group, an aryl group or an amino group; and further, R.sub.1 and R.sub.2, R.sub.1 and R.sub.3, R.sub.2 and R.sub.3, or R.sub.4 and R.sub.5 may combine with each other to form a 5- to 7-membered ring, or R.sub.1, R.sub.2 and R.sub.3 may combine with one another to form a bicyclo ring; wherein the total number of carbon atoms contained in R.sub.1, R.sub.2 and R.sub.3 is not smaller than 10, at least either R.sub.1 or R.sub.
    Type: Grant
    Filed: March 17, 1994
    Date of Patent: May 30, 1995
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hideaki Naruse, Nobuo Seto, Masakazu Morigaki, Masayuki Negoro
  • Patent number: 5419990
    Abstract: A color filter array is made by a method which uses a dye solution having a charge opposite to that of a mordant and an ionic component of the same charge as the dye solution.
    Type: Grant
    Filed: October 6, 1993
    Date of Patent: May 30, 1995
    Assignee: Eastman Kodak Company
    Inventors: Ronald W. Wake, Sibylle L. Reithel
  • Patent number: 5403955
    Abstract: Novel mordants based upon a polyethyleneimine backbone and either pendant phosphonium or quaternized-nitrogen compounds are disclosed. The mordants find use in stopping or controlling ink-bleeding into ink-jet receptors and photographic films.
    Type: Grant
    Filed: April 28, 1994
    Date of Patent: April 4, 1995
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Omar Farooq
  • Patent number: 5395720
    Abstract: A dye transfer receptor sheet suitable, for thermal dye transfer imaging is described. The receptor sheet comprises a substrate having a receptor layer comprising a vinyl resin mixed or blended with a linear saturated thermoplastic polyester having aliphatic and aromatic groups.
    Type: Grant
    Filed: March 24, 1994
    Date of Patent: March 7, 1995
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Susan K. Jongewaard, Robert A. Braun
  • Patent number: 5395719
    Abstract: A dye transfer receptor sheet suitable for thermal dye transfer imaging is described which can provide a metal background to the transfered image. The receptor sheet comprises an organic polymeric substrate having a vapor deposited metal layer, a primer layer comprising a linear saturated thermoplastic polyester and a thermoset alkyd polyester, and a receiving layer.
    Type: Grant
    Filed: March 24, 1994
    Date of Patent: March 7, 1995
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Susan K. Jongewaard, Robert A. Braun
  • Patent number: 5395731
    Abstract: Copolymeric mordant materials containing recurring units according to the following formula are disclosed: ##STR1## In such copolymers, each of R.sup.1, R.sup.2 and R.sup.3 can independently be alkyl; substituted-alkyl; cycloalkyl; aryl; aralkyl; alkaryl; or at least two of R.sup.1, R.sup.2 and R.sup.3, together with the quaternary nitrogen atom to which they are bonded, can complete a saturated or unsaturated, substituted or unsubstituted nitrogen-containing heterocyclic ring; X is an anion; R.sup.4 is hydrogen or alkyl (e.g. methyl). The pendent "b" group contain hydrogen-bonding sites for promotion of self-associated aggregation and ring unsaturation for photocyclization and control of physical properties (e.g., water insensitivity) of the image-receiving layer. The copolymeric mordant materials can be utilized as image-receiving layers in photographic products and processes of the diffusion transfer type.
    Type: Grant
    Filed: May 13, 1994
    Date of Patent: March 7, 1995
    Assignee: Polaroid Corporation
    Inventors: J. Michael Grasshoff, Lloyd D. Taylor, John C. Warner
  • Patent number: 5380619
    Abstract: Phosphonium mordanting polymer comprising randomly distributed recurring units corresponding to the general formula (I) ##STR1## wherein: A represents a unit that is derived from a copolymerizable monomer having a hydrophobic character e.g. acrylonitrile,n represents an integer of from 1 to about 12;each of R.sub.1, R.sub.2 and R.sub.3 (same or different) represents a C.sub.1 -C.sub.8 alkyl group, a cycloalkyl group or an aryl group;X.sup.-- represents an acid anion e.g. a halogen anion, or an anion derived from an inorganic acid;x+y+z represents from about 2 mole % to about 70 mole % with y+z maximum 15 mole % andw represents from about 30 mole % to about 98 mole %.
    Type: Grant
    Filed: April 12, 1994
    Date of Patent: January 10, 1995
    Assignee: Agfa-Gevaert, N.V.
    Inventors: Daniel, M. Timmerman, Daniel A. Claeys, Wilhelmus Janssens
  • Patent number: 5370984
    Abstract: In a silver halide photographic light-sensitive material having at least one silver halide emulsion layer on a support, at least one of the silver halide emulsion layers contains a light-sensitive silver halide emulsion, in which tabular grains having an aspect ratio of 2 or more occupy 50% or more of a total projected area of silver halide grains, and a polymer represented by Formula (1) below in an amount of 10.sup.-3 to 10 g per mole of the silver halide. In Formula (1), A represents a repeating unit derived from an ethylenic unsaturated monomer having at least one basic nitrogen atom, and B represents a repeating unit, other than A, derived from an ethylenic unsaturated monomer. x and y each represents a percentage by weight. x represents 0.1 to 100, and y represents 0 to 99.9.
    Type: Grant
    Filed: April 20, 1993
    Date of Patent: December 6, 1994
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Shunji Takada, Junichi Yamanouchi
  • Patent number: 5362613
    Abstract: A cationic high-molecular weight compound is represented by formula (I): ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different and each represents a hydrogen atom or C.sub.1-6 lower alkyl group; L.sup.1 represents --COO-- or --CONH-- and L.sup.2 represents a divalent group; J represents a C.sub.1-20 alkylene group or C.sub.7-20 aralkylene group; R.sup.3, R.sup.4 and R.sup.5 may be the same or different and each represents a C.sub.1-20 alkyl group or C.sub.7-20 aralkyl group; X.sup.
    Type: Grant
    Filed: January 15, 1993
    Date of Patent: November 8, 1994
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Kentaro Shiratsuchi, Fumio Kawamoto
  • Patent number: 5262272
    Abstract: Vinyl stearate-vinyl chloride copolymers and blends of polyvinyl stearate and polyvinyl chloride have been found to have good dye permeability. They have been incorporated into photothermographic constructions as barrier interlayers and dye receiving layers.
    Type: Grant
    Filed: October 8, 1992
    Date of Patent: November 16, 1993
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Gilbert L. Eian, Alan M. Miller, Takuzo Ishida
  • Patent number: 5242781
    Abstract: A process of forming images with a heat-developable color light-sensitive material is disclosed. The process of forming images comprises steps of exposing imagewise a heat-developable color light-sensitive material which comprises a support having thereon a light-sensitive layer containing a binder, light-sensitive silver halide emulsion and dye donating substance capable of forming or releasing a diffusible dye upon heat development and superposing a dye image receiving material which comprises a support having thereon a dye receiving layer, over the light-sensitive material during, or after completion of, heat development to transfer dye images to said dye image receiving layer; wherein the dye image receiving layer contains a hydrophilic binder and polymer particles; a weight ration of the hydrophilic binder to the polymer particles is from 1:05 to 1:20; and the heat development and transfer of dye images to the dye image receiving layer are carried out in the substantial absence of water.
    Type: Grant
    Filed: August 26, 1991
    Date of Patent: September 7, 1993
    Assignee: Konica Corporation
    Inventors: Keiji Ohbayashi, Masaru Tsuchiya
  • Patent number: 5194361
    Abstract: A diffusion transfer color photosensitive material is disclosed, comprising a support having thereon at least light-sensitive silver halides, binders and nondiffusible dye-providing compounds capable of releasing or forming a diffusible dye, corresponding to or counter-corresponding to the progress of conversion of the siliver halide into silver through reductive reaction, which contains as a trapping agent at least one compound represented by the following formula (I) to prevent the generation and/or the transfer of dyes in the white area without causing the lowering of image density:--(A).sub.p --(B).sub.q-- (I)[wherein A represents at least one vinyl monomer unit containing a quaternary ammonium ion associated therewith a counter ion at least 50 mol % of which is constituted by an anion represented by the following formula (II):R--X.sup.- (II)(wherein X.sup.- represents SO.sub.3.sup.- and/or COO.sup.
    Type: Grant
    Filed: May 16, 1991
    Date of Patent: March 16, 1993
    Assignee: Fuji Photo Film Co., Ltd.
    Inventor: Toshiki Taguchi
  • Patent number: 5104778
    Abstract: A silver halide photosensitive material is disclosed, comprising a support having thereon at least one silver halide photosensitive layer and at least one layer containing an acidic dye, a cationic polymer mordant and gelatin, wherein said mordant containing layer further contains a dispersion of an anionic polymer thickener represented by formula (I):--A.sub.x --B).sub.y --E).sub.
    Type: Grant
    Filed: May 25, 1990
    Date of Patent: April 14, 1992
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Junichi Yamanouchi, Kazuhiko Takeuchi
  • Patent number: 5085980
    Abstract: A photographic element is disclosed comprising a support having provided thereon a highly water-absorbing high molecular weight compound having degree of swelling of 5 or more.
    Type: Grant
    Filed: March 12, 1991
    Date of Patent: February 4, 1992
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Toshiaki Aono, Koichi Nakamura, Takeshi Shibata
  • Patent number: 5075197
    Abstract: A diffusion transfer photographic element wherein there is included at least one layer which contains a water based polymer dispersion obtained by adding at least one ethylenic unsaturated monomer which contains a sulfinic acid group to a polymer dispersion which contains repeating units which have at least one quaternary ammonium salt and carrying out a polymerization.
    Type: Grant
    Filed: June 26, 1990
    Date of Patent: December 24, 1991
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Junichi Yamanouchi, Yukio Karino
  • Patent number: 5023162
    Abstract: A photographic element comprising a polymer mordant containing a repeating unit containing a tertiary amino group or a quaternary ammonium salt and at least one reprating unit represented by the formula (I) or (II): ##STR1## wherein R.sup.1 represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms R.sup.2, R.sup.3, R.sup.4 and R.sup.5, which may be the same or different, each represent an alkyl group or substituted alkyl group; R.sup.6, R.sup.7, and R.sup.8, which may be the same or different, each represent hydrogen, an alkyl group or a substituted alkyl group; R.sup.11 represents an alkyl group, a substituted alkyl group, an alkoxy group, a substituted alkoxy group, an acylamino group or a halogen atom; R.sup.12 and R.sup.13, which may be the same or different, each represent an alkyl group or a substituted alkyl group; L.sup.1 and L.sup.
    Type: Grant
    Filed: July 20, 1989
    Date of Patent: June 11, 1991
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Junichi Yamanouchi, Kentaro Shiratsuchi, Yukio Karino, Takeshi Shibata
  • Patent number: 5004659
    Abstract: An image receiving material suitable for image production by dye diffusion transfer processing controlled by the development of (an) image-wise exposed silver halide emulsion layer(s), wherein said image receiving material comprises a supported image receiving layer free from gelatin and containing (1) a cationic polymeric mordant, and (2) colloidal silica applied from an aqueous acidic colloidal sol having a pH of not more than 4, and containing hydrated silica in combination with a smaller amount of colloidal alumina, the amount of said colloidal material to said mordant in the image-receiving layer being in a weight ratio range from 1/5 to 1/2, and silica (SiO.sub.2) being present at a coverage of at least 0.5 g per m2.
    Type: Grant
    Filed: March 19, 1990
    Date of Patent: April 2, 1991
    Assignee: Agfa-Gevaert, N.V.
    Inventors: Leon L. Vermeulen, Robert S. Pauwels, Willy P. De Smedt, Ludovicus H. Vervloet
  • Patent number: 4981933
    Abstract: Azlactone copolymers having at least two different reactive groups and useful as intermediates for the production of a variety of useful polymeric materials contain repeating units according to the formula (I) ##STR1## wherein R.sup.1 is hydrogen or alkyl (e.g., methyl); each of R.sup.2 and R.sup.3 is hydrogen, alkyl (e.g., methyl, ethyl, propyl, isopropyl); aryl (e.g., phenyl, naphthyl), alkaryl (e.g., tolyl), aralkyl (e.g., benzyl), cycloalkyl (e.g., cyclohexyl, adamantyl), or R.sup.2 and R.sup.3 together with the carbon atom to which they are bonded constitute a carbocyclic or heterocyclic ring; each of R.sup.4 and R.sup.5 is hydrogen or alkyl (e.g., methyl, ethyl); Z is halogen, such as chlorine and each of a and b represents a mole proportion of each of the respective units.
    Type: Grant
    Filed: June 23, 1989
    Date of Patent: January 1, 1991
    Assignee: Polaroid Corporation
    Inventors: Robert C. Fazio, Lloyd D. Taylor
  • Patent number: 4965180
    Abstract: A silver halide photographic material which comprises a support having a subbing layer containing an aqueous polymer latex represented by the following formula (I), which has a cross linked structure: ##STR1## wherein A represents an ethylenic unsaturated monomer unit; R.sub.1 represents a hydrogen atom or a lower alkyl group having from 1 to 6 carbon atoms; L represents a divalent group having from 1 to 12 carbon atoms; R.sub.2, R.sub.3 and R.sub.4, which may be the same or different, each represents an alkyl group, an aralkyl group or a hydrogen atom; Q represents nitrogen or phosphorus; X-represents an anion other than iodine ion; and B represents a structural unit in which copolymerizable monomers having at least two ethylenic unsaturated groups have been copolymerized: x is selected to constituted from 0 to 90 mol%; y is selected to constitute from 10 to 99.9 mol%; z is selected to constitute from 0.1 to 50 mol%; and R.sub.2, R.sub.3 and R.sub.
    Type: Grant
    Filed: December 21, 1988
    Date of Patent: October 23, 1990
    Assignee: Fujii Photo Film Co., Ltd.
    Inventors: Koichi Suematsu, Sumito Yamada, Tomokazu Yasuda, Junichi Yamanouchi, Yasuo Mukunoki
  • Patent number: 4957856
    Abstract: A silver halide photographic material which comprises a support having provided thereon at least one light-sensitive silver halide emulsion layer and at least one subbing layer, wherein the at least one subbing layer comprises a binder, a polymer represented by formula (I), a dye represented by formula (II) and a nonionic surface active agent, all described hereinbelow, which has improved sharpness by virtue of the decoloring capable anti-halation function provided by the subbing layer.
    Type: Grant
    Filed: February 8, 1989
    Date of Patent: September 18, 1990
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Koichi Suematsu, Sumito Yamada, Shigeru Ohno, Tadashi Ito
  • Patent number: 4943514
    Abstract: A negative-working dyeable photoresist composition comprising in admixture(a) a poly(vinyl alcohol) binder,(b) a radiation-sensitive dichromate, and(c) a polymeric mordant comprising recurring units derived from a quaternized N-vinylimidazole is useful in the preparation of continuous tone dyed imaging elements.
    Type: Grant
    Filed: June 24, 1988
    Date of Patent: July 24, 1990
    Assignee: Eastman Kodak Company
    Inventors: Raymond F. Reithel, Richard C. Sutton
  • Patent number: 4942103
    Abstract: A solid state color image sensing device comprising a semiconductive support having a surface comprising an array of light sensing pixels and superimposed thereon in microregistration a color filter array having at least three sets of dyed filter elements is characterized in that at least one set of the filter elements is formed from a negative-working dyeable photoresist composition comprising, in admixture,(a) a poly(vinyl alcohol) binder,(b) a radiation-sensitive dichromate, and(c) a polymeric mordant comprising recurring units derived from a quaternized N-vinylimidazole.Color filter elements prepared from the dyeable photoresist composition have high resolution, excellent clarity and dye uptake, and low absorbance of blue light and thus are particularly useful in high quality high resolution solid state color imaging sensors having excellent thermal and light stability. A method of making the above-described device is disclosed.
    Type: Grant
    Filed: June 24, 1988
    Date of Patent: July 17, 1990
    Assignee: Eastman Kodak Company
    Inventors: Raymond F. Reithel, Richard C. Sutton
  • Patent number: 4933268
    Abstract: A silver halide photographic material comprising a support having thereon at least one hydrophilic colloid layer containing at least one dye represented by formula (I), ##STR1## wherein R.sub.1 represents a substituted aryl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aralkyl group, or a substituted or unsubstituted heterocyclic group, each group being substituted by at least one carboxylic acid group or sulfonic acid group; R.sub.2 represents --CONR.sub.3 R.sub.4 or --NR.sub.3 COR.sub.4, wherein R.sub.3 represents a hydrogen atom or an alkyl group and R.sub.4 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group having a hydrophobic substituent constant .pi. in the range of about 1.60.ltoreq..pi..ltoreq.about 3.90; L.sub.1, L.sub.2, and L.sub.3 each represents a substituted or unsubstituted methine group; and n represents 0, 1, or 2.
    Type: Grant
    Filed: November 14, 1988
    Date of Patent: June 12, 1990
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Shigeru Ohno, Tadashi Ito, Sumito Yamada, Tomokazu Yasuda, Keiichi Adachi
  • Patent number: 4882616
    Abstract: A color filter, particularly a color filter for a solid state imaging device, comprising a dyeable resin layer, a plurality of variously colored dyed-areas formed in the dyeable resin layer, a plurality of non-dyed areas separating the dyed area from each other in the dyeable resin layer, and a plurality of photo-interception areas formed on the non-dyed areas is disclosed. The dyed areas are generally separated from each other by a distance greater than the diffusion length generated during dyeing or heat treatment. The dyed areas can also be spread under the photo-interception areas by a distance substantially equal to the diffusion length generated during dyeing or heat treatment.
    Type: Grant
    Filed: June 8, 1988
    Date of Patent: November 21, 1989
    Assignee: Nippon Electric Co., Ltd.
    Inventor: Daisuke Manabe
  • Patent number: 4876167
    Abstract: A color filter array is disclosed containing interlaid sets of laterally displaced filters comprised of a polymeric matrix and at least one dye. At least one of the sets of filters is comprised of an anionic dye and a cationic polymeric mordant having crosslinking repeating units containing two quaternary ammonium mordanting moieties and a photogenerated ethylenic crosslinking moiety.
    Type: Grant
    Filed: August 20, 1987
    Date of Patent: October 24, 1989
    Assignee: Eastman Kodak Company
    Inventors: Robert A. Snow, Hugh G. McGuckin, Ignazio S. Ponticello, Robert C. Daly, Laurel J. Pace, Sandra K. Fischer, Michael J. Hanrahan
  • Patent number: 4876166
    Abstract: A color filter array suitable for use in an image sensor is formed with a first layer having a mordant of one polarity and a first dye of the opposite polarity, and a second layer having a second mordant of a polarity opposite to the first mordant and a second dye of a polarity opposite to the second mordant.
    Type: Grant
    Filed: May 19, 1988
    Date of Patent: October 24, 1989
    Assignee: Eastman Kodak Company
    Inventors: Ronald W. Wake, Sibylle L. Reithel, Hugh G. McGuckin
  • Patent number: 4855211
    Abstract: Phosphonium mordanting polymer, that is capable of fixing acid dyes and that comprises randomly distributed recurring units corresponding to the general formula (I) ##STR1## wherein: A represents a unit that is derived from a copolymerizable monomer capable of quenching singlet oxygen e.g. N-vinylimidazole or 2-methyl-1-vinylimidazole;B represents a unit that is derived from a copolymerizable monomer having a hydrophobic character e.g. acrylonitrile or methacrylonitrile;n represents an integer of from 1 to about 12;each of R.sub.1, R.sub.2 and R.sub.3 (same or different) represents a C.sub.1 -C.sub.8 alkyl group e.g. n-butyl, a substituted C.sub.1 -C.sub.8 alkyl group e.g. a methylol group, a cyanoethyl group or an aralkyl group, a cycloalkyl group, an aryl group e.g. phenyl, or a substituted aryl group;X.sup.- represents an acid anion e.g. a halogen anion e.g. Cl.sup.-, Br.sup.- or I.sup.-, or an anion derived from an inorganic acid e.g. NO.sub.3.sup.-, HSO.sub.4.sup.-, SO.sub.4.sup.--, H.sub.2 PO.sub.4.sup.
    Type: Grant
    Filed: August 4, 1988
    Date of Patent: August 8, 1989
    Assignee: Agfa-Gevaert, N.V.
    Inventors: Wilhelmus Janssens, Daniel M. Timmerman, Daniel A. Claeys
  • Patent number: 4820608
    Abstract: The present invention provides a dye diffusion transfer imaging process comprising transferring image-wise by diffusion an acid dye to an image-receiving layer incorporating a non-polymeric phosphonium mordanting agent and a copolymer latex comprising free weak acid groups as a stabilizer for the mordanting agent, wherein the image-wise transfer of said acid dye is performed in the presence of a heterocyclic compound corresponding to one of the following general formulae I, II, and III: ##STR1## wherein: Y represents the non-metallic atoms needed to complete a saturated or unsaturated 5- or 6-membered heterocyclic nucleus, which may carry a fused-on aromatic ring system, and M represents hydrogen, an alkali metal atom, a quaternary ammonium group, or a negative charge forming an inner salt with a quaternized nitrogen atom of the heterocyclic compound. The invention also provides an image receptor element for dye diffusion transfer imaging processes comprising a support and such image-receiving layer.
    Type: Grant
    Filed: October 21, 1987
    Date of Patent: April 11, 1989
    Assignee: AGFA-Gevaert, N.V.
    Inventors: Daniel A. Claeys, Daniel M. Timmerman, Antonius A. Rutges, Eddy A. Michiels, Luc J. Vanmaele, Piet Kok
  • Patent number: 4814255
    Abstract: The present invention provides an image receptor element for dye diffusion transfer imaging processes, which comprises a support and an image-receiving layer incorporating a hydrophilic colloid and a mordanting polymer having quaternary ammonium groups and comprising polyalkylpiperidine units, which polymer is capable of fixing acid dyes transferred to said image-receiving layer by diffusion. The present invention also provides a monosheet light-sensitive color photographic element comprising as integrating constituents a light-sensitive element and such an image receptor element.
    Type: Grant
    Filed: December 22, 1987
    Date of Patent: March 21, 1989
    Assignee: Agfa-Gevaert, N.V.
    Inventors: Luc J. Vanmaele, Wilhelmus Janssens