Identified Light Absorbing, Whitening, Brightening, Or Reflecting Agent Other Than Nominal Tio2 Patents (Class 430/220)
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Patent number: 10748812Abstract: Air-gap containing metal interconnects with selectively-deposited dielectric material are provided. In one aspect, a method of forming an interconnect structure with air-gaps includes: forming interconnect metal lines separated from a first dielectric by a liner and a barrier layer; depositing a capping layer and an inhibitor layer over the interconnect metal lines; patterning the capping layer, inhibitor layer and first dielectric to form the air-gaps between the interconnect metal lines; selectively depositing a second dielectric to form a bridge of the second dielectric over/pinching off the air-gaps, wherein the barrier layer inhibits deposition of the second dielectric along the sidewalls of the interconnect metal lines, and the inhibitor layer inhibits deposition of the second dielectric on top of the interconnect metal lines. An interconnect structure is also provided.Type: GrantFiled: February 26, 2019Date of Patent: August 18, 2020Assignee: International Business Machines CorporationInventors: Kenneth C. K. Cheng, Koichi Motoyama, Kisik Choi, Chih-Chao Yang
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Patent number: 8080182Abstract: The oxide sintered body mainly consists of gallium, indium, and oxygen, and a content of the gallium is more than 65 at. % and less than 100 at. % with respect to all metallic elements, and the density of the sintered body is 5.0 g/cm3 or more. The oxide film is obtained using the oxide sintered body as a sputtering target, and the shortest wavelength of the light where the light transmittance of the film itself except the substrate becomes 50% is 320 nm or less. The transparent base material is obtained by forming the oxide film on one surface or both surfaces of a glass plate, a quartz plate, a resin plate or resin film where one surface or both surfaces are covered by a gas barrier film, or on one surface or both surfaces of a transparent plate selected from a resin plate or a resin film where the gas barrier film is inserted in the inside.Type: GrantFiled: September 16, 2009Date of Patent: December 20, 2011Assignee: Sumitomo Metal Mining Co., Ltd.Inventors: Tokuyuki Nakayama, Yoshiyuki Abe
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Patent number: 6696233Abstract: The present invention provides a silver halide photographic photosensitive material in which a silver halide photosensitive layer is disposed on a transparent polyethylene terephthalate (PET) film into which an ultraviolet light absorber has been kneaded, wherein the ultraviolet light absorber is at least one kind of ultraviolet light absorber characterized in that (i) a loss of mass is not greater than 10% when heated to 300° C. at a heating rate of 10° C./minute in a nitrogen gas atmosphere, and/or (ii) a difference between a b-value of a sheet having a thickness of 1.5 mm formed after heating for 1 minute at 300° C., a PET resin including an amount of 0.4% by mass of the ultraviolet light absorber and having a water content of not greater than 50 ppm, and a b-value of a sheet having a thickness of 1.5 mm formed after heating the PET resin for 8 minutes at 300° C., is not greater than 3.0.Type: GrantFiled: December 18, 2001Date of Patent: February 24, 2004Assignee: Fuji Photo Film Co., Ltd.Inventors: Tatsuya Nomura, Takanori Sato, Hideki Takaki
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Patent number: 6689533Abstract: A dye-fixing element for color diffusion transfer process, having an ultraviolet-absorbing layer that contains an ultraviolet absorber in a coating amount of 0.2 g/m2 or more, over a mordant layer; and containing, as at least one dispersion medium for the ultraviolet absorber, a compound represented by formula (1), in a ratio (mass ratio) of 25 to 200% of the ultraviolet absorber; with the sum of coating amounts of the ultraviolet absorber and total dispersion medium for the ultraviolet absorber being 1.0 g/m2 or less; wherein x and y each represent a molar fraction of each recurring unit, the total of x and y is 1, and y ranges from 0.85 to 0.95.Type: GrantFiled: October 31, 2002Date of Patent: February 10, 2004Assignee: Fuji Photo Film Co., Ltd.Inventor: Kiyoshi Irita
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Publication number: 20030194637Abstract: A dye-fixing element for color diffusion transfer process, having an ultraviolet-absorbing layer that contains an ultraviolet absorber in a coating amount of 0.2 g/m2 or more, over a mordant layer; and containing, as at least one dispersion medium for the ultraviolet absorber, a compound represented by formula (1), in a ratio (mass ratio) of 25 to 200% of the ultraviolet absorber; with the sum of coating amounts of the ultraviolet absorber and total dispersion medium for the ultraviolet absorber being 1.Type: ApplicationFiled: October 31, 2002Publication date: October 16, 2003Applicant: FUJI PHOTO FILM CO., LTD.Inventor: Kiyoshi Irita
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Patent number: 6599669Abstract: The invention relates to a photographic element comprising nacreous pigment.Type: GrantFiled: August 16, 2001Date of Patent: July 29, 2003Assignee: Eastman Kodak CompanyInventors: Peter T. Aylward, Robert P. Bourdelais, Alphonse D. Camp, Pamela M. Ferguson
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Patent number: 6596447Abstract: This invention relates to a photographic element comprising at least one layer comprising nacreous pigment above the image.Type: GrantFiled: August 16, 2001Date of Patent: July 22, 2003Assignee: Eastman Kodak CompanyInventors: Alphonse D. Camp, Peter T. Aylward, Robert P. Bourdelais
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Patent number: 6596451Abstract: The invention relates to an imaging element comprising an imaging layer, a nacreous pigment, and at least one layer comprising voids.Type: GrantFiled: August 16, 2001Date of Patent: July 22, 2003Assignee: Eastman Kodak CompanyInventors: Narasimharao Dontula, Peter T. Aylward, Robert P. Bourdelais, Alphonse D. Camp
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Patent number: 6569593Abstract: This invention relates to an imaging element comprising at least one layer of oriented polyester and nacreous pigment.Type: GrantFiled: August 16, 2001Date of Patent: May 27, 2003Assignee: Eastman Kodak CompanyInventors: Robert P. Bourdelais, Peter T. Aylward, Narasimharao Dontula, Alphonse D. Camp
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Patent number: 6544713Abstract: The invention relates to an imaging element comprising at least one layer comprising nacreous pigment and polymer.Type: GrantFiled: August 16, 2001Date of Patent: April 8, 2003Assignee: Eastman Kodak CompanyInventors: Peter T. Aylward, Narasimharao Dontula, Alphonse D. Camp, Robert P. Bourdelais
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Publication number: 20030064302Abstract: Improved processes and products for laser thermal imaging are described. These improved processes and products utlilize an image rigidification element and significantly reduce halftone dot movement, swath boundary cracking and banding.Type: ApplicationFiled: July 3, 2002Publication date: April 3, 2003Inventors: Jonathan V. Caspar, Harvey Walter Taylor, Gregory C. Weed, Rolf S. Gabrielsen
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Patent number: 6541177Abstract: A self-developing diffusion transfer photographic film unit which includes a latent image which becomes visible upon photographic processing of the film unit. The latent image is formed with a chemical compound such as an indicator dye and the visible image formed from the latent image as a result of photographic processing may be transient or permanent. Also described are diffusion transfer photographic methods.Type: GrantFiled: April 16, 2001Date of Patent: April 1, 2003Assignee: Polaroid CorporatiionInventors: James A. Foley, Michael P. Filosa, Stephen J. Telfer, John L. Marshall, David P. Waller
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Publication number: 20030044737Abstract: This invention relates to an imaging element comprising at least one layer of oriented polyester and nacreous pigment.Type: ApplicationFiled: August 16, 2001Publication date: March 6, 2003Applicant: Eastman Kodak CompanyInventors: Robert P. Bourdelais, Peter T. Aylward, Narasimharao Dontula, Alphonse D. Camp
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Patent number: 6497998Abstract: The invention relates to an imaging element comprising at least one layer of oriented polyolefin and nacreous pigment.Type: GrantFiled: August 16, 2001Date of Patent: December 24, 2002Assignee: Eastman Kodak CompanyInventors: Narasimharao Dontula, Robert P. Bourdelais, Alphonse D. Camp, Peter T. Aylward
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Patent number: 6497986Abstract: The invention relates to a photographic element comprising nacreous pigment.Type: GrantFiled: August 16, 2001Date of Patent: December 24, 2002Assignee: Eastman Kodak CompanyInventors: Peter T. Aylward, Robert P. Bourdelais, Alphonse D. Camp
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Patent number: 6475696Abstract: The invention relates to an imaging member comprising an image layer and a support comprising at least one layer comprising an inorganic particle having an aspect ratio of at least 10 to 1, a lateral dimension of between 0.01 &mgr;m and 5 &mgr;m, and a vertical dimension between 0. 5 nm and 10 nm, and polymeric resin.Type: GrantFiled: December 28, 2000Date of Patent: November 5, 2002Assignee: Eastman Kodak CompanyInventors: Debasis Majumdar, Narasimharao Dontula, Dennis J. Massa, Thomas N. Blanton, Jose L. Garcia, Eric E. Arrington, Thaddeus S. Gula
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Patent number: 6468709Abstract: The invention relates to an element consisting essentially of a photographic element comprising a base material having an upper surface comprising an oriented sheet, at least one photosensitive silver halide layer, and at least one sharpness enhancing agent above said photosensitive silver halide layer.Type: GrantFiled: July 13, 2001Date of Patent: October 22, 2002Assignee: Eastman Kodak CompanyInventors: Peter T. Aylward, Alphonse D. Camp, Robert P. Bourdelais, Gary J. Mcsweeney
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Image-forming method and organic light-emitting element for a light source for exposure used therein
Patent number: 6355393Abstract: There is disclosed an image-forming method, which comprises: subjecting a color light-sensitive material to exposure, by using, at least, a first, second, and third light-emitting element whose peak wavelength of the light-emission spectrum is in a first wavelength region of 380 to 500 nm, a second wavelength region of 500 to 600 nm, and a third wavelength region of 600 to 740 nm, respectively, and subjecting the exposed color light-sensitive material to development processing, wherein the color light-sensitive material has, at least, spectral sensitivities in the from first to third wavelength regions. There is also disclosed organic light-emitting elements for use as light sources for exposure in the method. According to the method, digital color images exhibiting good color reproduction can be obtained by exposing a light-sensitive material according to image information and carrying out development processing.Type: GrantFiled: March 9, 2000Date of Patent: March 12, 2002Assignee: Fuji Photo Film Co., Ltd.Inventors: Hiroyuki Hirai, Yasushi Araki -
Publication number: 20020018957Abstract: The invention relates to an element consisting essentially of a photographic element comprising a base material having an upper surface comprising an oriented sheet, at least one photosensitive silver halide layer, and at least one sharpness enhancing agent above said photosensitive silver halide layer.Type: ApplicationFiled: July 13, 2001Publication date: February 14, 2002Inventors: Peter T. Aylward, Alphonse D. Camp, Robert P. Bourdelais, Gary J. McSweeney
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Patent number: 6342331Abstract: The invention relates to a diffusion transfer type film unit which can produce the same two picture prints at one shot of photographing. The film unit comprises a first sheet and a second sheet. The first sheet includes at least transparent sheet through which exposure is made. The second sheet includes at least photosensitive layer. In one embodiment, two dye image receiving layers are disposed on the first and second sheets separately and a peeling-off layer is disposed between the photosensitive layer and a dye image receiving layer on the second sheet. In another embodiment, two dye image receiving layers are disposed on the same second sheet and a peeling-off layer is disposed therebetween. In both embodiments, the second sheet is capable of being separated into two parts at the interface of the dye image receiving layer and the peeling-off layer. After development, respective picture images on the two dye image receiving layers can be viewed by separating the second sheet into two parts.Type: GrantFiled: December 6, 2000Date of Patent: January 29, 2002Assignee: Fuji Photo Film Co., Ltd.Inventor: Nakao Oi
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Patent number: 6291148Abstract: The invention relates to an element consisting essentially of a photographic element comprising a base material having an upper surface comprising an oriented sheet, at least one photosensitive silver halide layer, and at least one sharpness enhancing agent above said photosensitive silver halide layer.Type: GrantFiled: January 28, 2000Date of Patent: September 18, 2001Assignee: Eastman Kodak CompanyInventors: Peter T. Aylward, Alphonse D. Camp, Robert P. Bourdelais, Gary J. McSweeney
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Publication number: 20010003029Abstract: The invention relates to a diffusion transfer type film unit which can produce the same two picture prints at one shot of photographing. The film unit comprises a first sheet and a second sheet. The first sheet includes at least transparent sheet through which exposure is made. The second sheet includes at least photosensitive layer.Type: ApplicationFiled: December 6, 2000Publication date: June 7, 2001Inventor: Nakao Oi
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Patent number: 6100005Abstract: There is described a novel diffusion transfer photographic system wherein an exposed diffusion transfer photographic film unit is developed with an aqueous alkaline processing composition in the presence of alumina-free titanium dioxide.Type: GrantFiled: May 29, 1998Date of Patent: August 8, 2000Assignee: Polaroid CorporationInventors: Daniel J. Churella, Wilhelm J. Erdmann, Gerard Gomes, John R. Linton, Francis M. Pierce
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Patent number: 6004718Abstract: A transfer material colored to a predetermined color is used when images are formed on a transfer material for use in thermal transfer comprising a substrate and a dye receiving layer by a thermal transfer process.When images are formed by an optional image forming method such as silver salt photographic process, ink jet process or thermal transfer process, a transfer material having sepia tone is used in each of the image forming processes thereby forming sepia tone images. Images having unique appearance can be formed easily upon forming images by a thermal transfer process. Images of sepia tone can be formed safely and conveniently.Type: GrantFiled: April 1, 1999Date of Patent: December 21, 1999Assignee: Sony CorporationInventor: Satoru Shinohara
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Patent number: 6001531Abstract: The present invention relates to a photographic processing composition comprising an aqueous alkaline medium including titanium dioxide particles and a stabilizing agent comprising a polymer polymerized from repeating units of styrene and an acrylic acid. The presence of the stabilizing agent substantially reduces the settling out of the titanium dioxide particles in the subject processing composition, and maintains the substantially uniform distribution of titanium dioxide particles therein. The subject processing compositions are useful in photographic diffusion transfer film units and processes.Type: GrantFiled: November 6, 1998Date of Patent: December 14, 1999Assignee: Polaroid CorporationInventors: Fariza B. Hasan, Daniel D. Huang
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Patent number: 5968707Abstract: A transfer material colored to a predetermined color is used when images are formed on a transfer material for use in thermal transfer comprising a substrate and a dye receiving layer by a thermal transfer process.When images are formed by an optional image forming method such as silver salt photographic process, ink jet process or thermal transfer process, a transfer material having sepia tone is used in each of the image forming processes thereby forming sepia tone images. Images having unique appearance can be formed easily upon forming images by a thermal transfer process. Images of sepia tone can be formed safely and conveniently.Type: GrantFiled: July 14, 1998Date of Patent: October 19, 1999Assignee: Sony CorporationInventor: Satoru Shinohara
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Patent number: 5869217Abstract: A silver halide photographic material which has a layer containing a swellable inorganic stratifying compound.Type: GrantFiled: July 24, 1997Date of Patent: February 9, 1999Assignee: Fuji Photo Film Co., Ltd.Inventor: Toshiaki Aono
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Patent number: 5858608Abstract: There are described diffusion transfer photosensitive film units which include a novel antihalation layer comprising an antihalation material, titanium dioxide and a binder. Diffusion transfer film units prepared according to the invention provide silver images of enhanced resolution, film speed and sharpness.Type: GrantFiled: October 16, 1997Date of Patent: January 12, 1999Assignee: Polaroid CorporationInventors: Barry B. Corden, Fredric N. Cramer, Paul E. Nangeroni
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Patent number: 5851720Abstract: A transfer material colored to a predetermined color is used when images are formed on a transfer material for use in thermal transfer comprising a substrate and a dye receiving layer by a thermal transfer process.When images are formed by an optional image forming method such as silver salt photographic process, ink jet process or thermal transfer process, a transfer material having sepia tone is used in each of the image forming processes thereby forming sepia tone images. Images having unique appearance can be formed easily upon forming images by a thermal transfer process. Images of sepia tone can be formed safely and conveniently.Type: GrantFiled: November 12, 1996Date of Patent: December 22, 1998Assignee: Sony CorporationInventor: Satoru Shinohara
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Patent number: 5834151Abstract: A method of forming an image on an image forming material is disclosed which comprises a transparent support having a first surface side and a second surface side and provided on the first surface side, an imaging layer, the method comprising the step of forming a mirror image on the imaging layer so that the formed image is visible from the second surface side, wherein the second surface side has a glossiness of 80 to 115.Type: GrantFiled: March 25, 1997Date of Patent: November 10, 1998Assignee: Konica CorporationInventor: Yasunori Wada
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Patent number: 5725990Abstract: An image formation method comprising imagewise exposing a silver halide light-sensitive material comprising a support having thereon a light-sensitive silver halide, a binder, a slightly water soluble basic metal compound, and a dye composition which is decolorized or discolored on heat development; contacting the surface of the light-sensitive material with a sheet coated with a binder and a compound which forms a complex with a metal ion constituting the basic metal compound and heating them in the presence of a reducing agent and water after or during the imagewise exposing; and peeling off the sheet to obtain an image on at least the light-sensitive material and the sheet, wherein the dye composition comprises an oil-soluble dye formed by a leuco dye and a color developer.Type: GrantFiled: July 18, 1996Date of Patent: March 10, 1998Assignee: Fuji Photo Film Co., Ltd.Inventors: Hiroyuki Hirai, Yoshiharu Yabuki
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Patent number: 5607812Abstract: A color diffusion transfer film unit containing an alkali processing element as one of elements constituting the film unit, wherein at least one of the elements contains at least one oligomer or polymer having surface activity. The film unit can contain a small amount of a photographically useful substance in a stable state. The film unit forms a clear image at a high rate of image formation.Type: GrantFiled: February 27, 1995Date of Patent: March 4, 1997Assignee: Fuji Photo Film Co., Ltd.Inventors: Hideki Naito, Hiroki Sasaki
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Patent number: 5558973Abstract: A heat-developable color light-sensitive material is described, which comprises, on a support, at least a light-sensitive silver halide, a non-diffusible dye-donating compound capable of releasing or forming a diffusible dye in correspondence or reverse correspondence with a reaction of reducing the silver halide to silver, and a binder, which contains a specific solid organic pigment in at least one layer of a light-sensitive silver halide emulsion layer and/or its adjacent layer(s) and which contains an alginic acid derivative in the same layer containing the solid organic pigment.Type: GrantFiled: January 31, 1995Date of Patent: September 24, 1996Assignee: Fuji Photo Film Co., Ltd.Inventor: Makoto Yamada
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Patent number: 5541046Abstract: An accurate digital representation of a color photograph can be obtained by proper registration of blue, green, and red images taken from a black-and-white photographic film having a unique structure including an antiabrasion layer, a first silver halide emulsion layer with silver grains which are sensitive to blue light, a filter layer being transmissive to a band of wavelengths corresponding to a given color other than blue, a timing layer for delaying penetration of processing fluids, a second silver halide emulsion layer with silver grains which are sensitive to the given color, and a base. The film excludes image dyes, dye developers or dye forming materials. The film also excludes components for emitting electromagnetic radiation at a wavelength different than a received wavelength.Type: GrantFiled: January 16, 1996Date of Patent: July 30, 1996Assignee: Polaroid CorporationInventor: F. Richard Cottrell
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Patent number: 5478693Abstract: The present invention provides a diffusion transfer heat-developable color photographic light-sensitive material comprising a support having thereon at least one light-sensitive silver halide emulsion layer and a nondiffusing dye-providing compound which releases or forms a diffusive dye in response to or in counter response to a reaction by which a silver halide is reduced to silver under the presence of a reducing agent, and an organic solid pigment in at least one of light-sensitive silver halide emulsion layer and the layer(s) adjacent thereto, and a method for forming a color image using the light-sensitive material.Type: GrantFiled: May 27, 1994Date of Patent: December 26, 1995Assignee: Fuji Photo Film Co., Ltd.Inventor: Hiroyuki Hirai
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Patent number: 5472821Abstract: Disclosed is a diffusion transfer color photographic material at least having a light-sensitive silver halide, a binder, a non-diffusive dye donor compound capable of releasing or forming a diffusive dye in correspondence or reverse correspondence with the reaction of reducing the silver halide to silver, and a non-diffusive filter dye, on a support, in which the filter dye is in the form of an emulsified dispersion along with the dye donor compound. The color separatability of the processed material is good and the discrimination of the formed image is also good. The raw film of the material is free from lowering of the filter effect after storage.Type: GrantFiled: April 28, 1994Date of Patent: December 5, 1995Assignee: Fuji Photo Film Co., Ltd.Inventor: Toshiki Taguchi
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Patent number: 5449586Abstract: A novel method and apparatus is disclosed for electronically sensing a negative and a positive in a novel integral film structure of the instant development type using light of different wavelengths so as to produce reflected light from the negative and the positive which are indicative of the luminance characteristics and the chrominance characteristics of the image. The novel integral film structure has a filter which allows the negative to be scanned. Specifically, the filter transmits incident infrared radiation to which silver halide emulsion layers are sensitive and blocks the transmission of radiation in the range of wavelengths to which the silver halide emulsion layers are sensitive.Type: GrantFiled: November 8, 1994Date of Patent: September 12, 1995Assignee: Polaroid CorporationInventors: F. Richard Cottrell, Andrew K. Juenger, Hugh R. Mackenzie, William J. McCune, Jr., William T. Plummer
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Patent number: 5437956Abstract: A dye fixing element for use in an image formation system which is adapted to superimpose a light-sensitive element and a dye fixing element provided on separate supports upon each other so that diffusible dyes are transferred to said dye fixing element to form an image, which is characterized in that a matting agent is incorporated in either a layer nearer to said support than a dye fixing layer in said dye fixing element or a layer provided between said dye fixing layer and a surface protective layer.The dye fixing element can be used to provide a good matte image that satisfies the requirements for matte surface, i.e., low gloss, texture that prevents the image from being seen white, difficulty for white spot in occurring on the transferred image, and surface condition that gives no glare.Type: GrantFiled: May 11, 1994Date of Patent: August 1, 1995Assignee: Fuji Photo Film Co., Ltd.Inventors: Yoshisada Nakamura, Hiroshi Arakatsu
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Patent number: 5432043Abstract: Disclosed is a product of diffusion transfer photography comprising (a) a light-sensitive element having at least a silver halide emulsion layer, (b) an image-receiving element having an image-receiving layer, (c) two supports, and (d) a processing element having an alkaline processing solution developed between the two supports, wherein one of the two supports is a reflective support coated with a composition obtained by mixing and dispersing a white pigment in a resin on at least the surface thereof on which the image-receiving layer is to be coated, wherein 50% by weight or more of the resin is polyester synthesized by the polycondensation or copolycondensation of a dicarboxylic acid with a diol.Type: GrantFiled: February 17, 1994Date of Patent: July 11, 1995Assignee: Fuji Photo Film Co., Ltd.Inventor: Hiroshi Hayashi
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Patent number: 5401622Abstract: A thermally developable color photosensitive material comprises a support, having thereon a photosensitive silver halide, a binder, an electron transfer agent, an electron donor, and a reducible dye donating compound which is capable of being reduced and releasing a diffusible dye, wherein the reducible dye donating compound and a compound represented by the following formula (1) are present together in the form of an emulsified dispersion in the binder.Type: GrantFiled: October 26, 1993Date of Patent: March 28, 1995Assignee: Fuji Photo Film Co., Ltd.Inventor: Makoto Yamada
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Patent number: 5342730Abstract: In accordance with this invention a photographic color diffusion transfer element and process for its development are provided.Type: GrantFiled: September 28, 1992Date of Patent: August 30, 1994Assignee: Eastman Kodak CompanyInventors: Thomas R. Welter, John Texter
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Patent number: 5336761Abstract: Disclosed is a diffusion transfer color photographic material at least having a light-sensitive silver halide, a binder, a non-diffusive dye donor compound capable of releasing or forming a diffusive dye in correspondence or reverse correspondence with the reaction of reducing the silver halide to silver, and a non-diffusive filter dye, on a support, in which the filter dye is in the form of an emulsified dispersion along with the dye donor compound. The color separatability of the processed material is good and the discrimination of the formed image is also good. The raw film of the material is free from lowering of the filter effect after storage.Type: GrantFiled: March 4, 1992Date of Patent: August 9, 1994Assignee: Fuji Photo Film Co., Ltd.Inventors: Hiroyuki Ozaki, Takuya Yokokawa
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Patent number: 5316888Abstract: Disclosed is a color diffusion transfer photographic film unit improved in separability and light fastness. It comprises (1) a light sensitive sheet having an image receiving layer, a white reflective layer, a shading layer and at least one silver halide emulsion layer having at least one dye image forming substance, which layers are formed on a transparent support, (2) a transparent cover sheet comprising a neutralization layer and a neutralization timing layer, which layers are formed on a transparent support, and (3) a shading alkali treating composition developed between the light sensitive sheet and the transparent cover sheet. Further, the image receiving layer contains a hydrazine derivative represented by the following general formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.Type: GrantFiled: April 21, 1993Date of Patent: May 31, 1994Assignee: Fuji Photo Film Co., Ltd.Inventors: Hiedaki Naruse, Jiro Tsukahara
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Patent number: 5270155Abstract: A dye diffusion transfer type heat developable color light-sensitive material is described including a support having thereon at least three light-sensitive layers containing, in combination, silver halide emulsions which are sensitive in different spectral regions from one another and dye providing compounds capable of releasing or forming diffusible dyes having different hues from one another, wherein the material has an exposure side which is subjected to incident light from a light source, wherein at least two layers of the at least three light-sensitive layers include a first light-sensitive layer containing an emulsion spectrally sensitized to a part of infrared rays and a second light-sensitive layer which is positioned on the exposure side nearer to the light source than is the first light-sensitive layer and contains an emulsion spectrally sensitized to a part of infrared rays having a wavelength shorter than that of the infrared rays applied to the emulsion of the first light-sensitive layer, and thType: GrantFiled: September 27, 1991Date of Patent: December 14, 1993Assignee: Fuji Photo Film Co. Ltd.Inventors: Hiroyuki Ozaki, Hiroshi Arakatsu, Toru Harada
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Patent number: 5264321Abstract: Various photothermographic elements are provided containing a transparent substrate; image receiving layers; dry silver layers; interlayers; and a translucent or opacifying layer. The translucent or opacifying layer can occupy a variety of positions in the photothermographic element relative to the dry silver layers. The translucent or opacifying layers serve to help produce a reflection print upon exposure of the photothermographic element to actinic light and subsequent heating of the exposed element for image development and dye transfer.Type: GrantFiled: July 16, 1992Date of Patent: November 23, 1993Assignee: Minnesota Mining and Manufacturing CompanyInventors: Raymond J. Kenney, Takuzo Ishida, Richard C. Cotner
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Patent number: 5236804Abstract: A silver halide photographic light-sensitive material comprises a support having thereon photographic component layers including a silver halide emulsion layer, wherein at least one of said photographic component layers contains a compound represented by the following formula:A--(Time)n--FL--BLwherein A represents a group capable of releasing a group of --(Time)n--FL--BL upon reaction with an oxidation product of a developing agent; Time represents a timing group; FL represents a group which comes to emit fluorescence when a --BL is split off; BL represents a group capable of being split off; and n represents an integer of 0 or 1.Type: GrantFiled: February 26, 1991Date of Patent: August 17, 1993Assignee: Konica CorporationInventors: Shigeo Tanaka, Hirokazu Sato, Satoru Ikesu
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Patent number: 5225313Abstract: A dye fixing element is disclosed, comprising a support having provided thereon a dye fixing layer which mordants a diffusible dye, wherein at least one of said dye fixing layer or a layer adjacent thereto contains two or more kinds of high molecular weight binders which exhibit phase separation each other so as to give a mat appearance.Type: GrantFiled: December 9, 1991Date of Patent: July 6, 1993Assignee: Fuji Photo Film Co., Ltd.Inventors: Toshiaki Aono, Takeshi Shibata, Kazuma Takeno
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Patent number: 5176972Abstract: An imaging medium comprises means for providing a light-reflecting layer, an image-receiving layer for receiving image-forming components, a transparent layer superposed over the image-receiving layer such that an image in the image-receiving layer can be viewed through the transparent layer against the light-reflecting layer, and an image enhancement layer disposed between the image-receiving layer and the transparent layer, the image enhancement layer having a refractive index less than that of the transparent layer and the image-receiving layer and not greater than about 1.43. The image enhancement layer decreases internal reflections within the medium and thereby improves the quality of the image seen. The imaging medium can be used as the imaging element of a diffusion transfer process film unit.Type: GrantFiled: September 11, 1991Date of Patent: January 5, 1993Assignee: Polaroid CorporationInventors: Iris B. K. Bloom, Richard A. Minns, William T. Plummer
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Patent number: 5112720Abstract: A color diffusion transfer photographic film unit is disclosed, which comprises:(1) a support having a light-shielding function in itself and/or having thereon a layer having a light-shielding function;(2) a light-sensitive element on the support, the element comprising in order from the support at least;(a) a color image-receiving layer comprising a mordant agent in a binder,(b) a peeling layer, and(c) at least one silver halide emulsion layer associated with a color image-forming substance;(3) a light-shielding agent-containing alkali processing composition; and(4) a cover sheet comprising at least a layer having a neutralizing function on a transparent support;wherein the cover sheet is characterized by having a dye-trapping layer comprising a mordant agent in a binder adjacent the alkali processing composition.Type: GrantFiled: March 20, 1990Date of Patent: May 12, 1992Assignee: Fuji Photo Film Co., Ltd.Inventor: Yukio Karino
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Patent number: 5071740Abstract: A heat developable color photosensitive material capable of forming color images in a heat development, more particularly, capable of obtaining heat developable color diffusion transfer images substantially high in a maximum density. The heat developable color photosensitive material contains at least two photosensitive layers which are different from each other in color sensitivity and a non-photosensitive interlayer containing particles interposed between the photosensitive layers.Type: GrantFiled: June 20, 1990Date of Patent: December 10, 1991Assignee: Konishiroku Photo Industry Co., Ltd.Inventors: Ken Okauchi, Toyoaki Masukawa