Heat Applied After Imaging Patents (Class 430/350)
  • Patent number: 9465151
    Abstract: The invention discloses a photosensitive resin composition and a color filter. The photosensitive resin composition comprises, by weight of the photosensitive resin composition, 0.6%-2% silver halide, 0.06%-0.7% oxidant, 5%-15% the second dispersion resin, 5%-10% light-polymerizable compound, 25%-57% pigment dispersion, 0.05%-0.06% light polymerization initiator and 28.5%-60% solvent. When placed under a strong ultraviolet light irradiation condition, the color filter exhibits black and barriers the ultraviolet light; and when placed in a visible light range, the color filter recovers the original color.
    Type: Grant
    Filed: June 25, 2014
    Date of Patent: October 11, 2016
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xiaona Liu, Yongzhi Song
  • Patent number: 9068116
    Abstract: According to one embodiment, the luminescent material emits light with an emission peak within a wavelength range of 490 to 580 nm when excited with light having a wavelength range of 250 to 500 nm and includes a particle containing a Sr3Si13Al3O2N21-based crystal activated by Eu. The particle includes an outer region which is within a depth of 5 nm from a surface of the particle and an inner region which is deeper than the outer region. The outer region and the inner region satisfy a ratio Oouter/Oinner of 1.0 to 3.8. Oouter is an average of oxygen concentration in the outer region and Oinner is an average of oxygen concentration in the inner region.
    Type: Grant
    Filed: February 28, 2012
    Date of Patent: June 30, 2015
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Masahiro Kato, Yumi Fukuda, Naotoshi Matsuda
  • Patent number: 8518138
    Abstract: An image forming apparatus includes a duct, a fan, a guide duct, and a filter. Air flows through the duct from an intake port in a front face of an apparatus body toward a first exhaust port in a rear face. The fan is provided in the duct and takes in the air via the intake port and exhausts the air via the first exhaust port. The guide duct is provided at the rear face, covers the first exhaust port and a second exhaust port via which exhaust air containing an odorous component produced inside the apparatus body is exhausted from the rear face, and guides the exhaust air from the first and second exhaust ports upward in a vertical direction. The filter is provided in the guide duct downstream from the first and second exhaust ports in the vertical direction and removes the odorous component from the exhaust air.
    Type: Grant
    Filed: September 29, 2011
    Date of Patent: August 27, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventor: Teruyo Ryuzaki
  • Patent number: 8492296
    Abstract: A silver salt-containing layer containing a silver salt and provided on a support is exposed and developed to form a metal silver portion and a light-transmitting portion, and then the metal silver portion is further subjected to physical development and/or plating to form a conductive metal portion consisting of the metal silver portion carrying conductive metal particles. A method for producing a light-transmitting electromagnetic wave-shielding film which enables production of an electromagnetic wave-shielding material simultaneously having high EMI-shielding property and high transparency in a fine line pattern and also enables mass production of such films at a low cost, and a light-transmitting electromagnetic wave-shielding film obtained by the production method and free from the problem of moire are provided.
    Type: Grant
    Filed: June 30, 2008
    Date of Patent: July 23, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Hirotomo Sasaki, Ryou Nishizakura, Kiyoshi Morimoto, Shunji Takada
  • Publication number: 20130017502
    Abstract: A method of controlling surface roughness of a flexographic printing element during thermal processing is provided. An imaged and exposed relief image printing element is thermally developed to remove the portions of at least one layer of photopolymer that are not crosslinked and cured by a) heating the at least one layer of photopolymer to a sufficient temperature to soften uncured portions of the at least one layer of photopolymer; b) causing contact between the at least one layer of photopolymer and a blotting material, wherein when the blotting material contacts the at least one layer of photopolymer, the softened uncured photopolymer portions of the at least one layer of photopolymer are absorbed into the blotting material; and c) separating the blotting material from the at least one layer of photopolymer. Thereafter, a smooth material is inserted between the surface of the at least one layer of photopolymer and the blotting material.
    Type: Application
    Filed: July 14, 2011
    Publication date: January 17, 2013
    Inventors: Kyle P. Baldwin, Ryan W. Vest
  • Patent number: 8203584
    Abstract: A thermal processor including an oven and a cooling section. The oven is configured to heat an imaging media to a development temperature. The cooling section is configured to cool the imaging media from the development temperature to a desired exit temperature as imaging media moves along a transport path from an entrance to an exit. The cooling section provides a varying rate of heat transfer from the imaging media along the transport path so as to create a varying cooling temperature gradient in the imaging media substantially equal to and not exceeding a varying maximum cooling temperature gradient of imaging media.
    Type: Grant
    Filed: March 23, 2011
    Date of Patent: June 19, 2012
    Assignee: Carestream Health, Inc.
    Inventors: Kent R. Struble, David J. McDaniel, Duane A. Preszler, Paul Stelzig
  • Patent number: 8199192
    Abstract: It is an object of the present invention to provide an observation unit which efficiently cools apparatus members in a reaction chamber of a semiconductor manufacturing apparatus in a high-temperature atmosphere and reduces overexposure. An observation unit comprising: an imaging apparatus for imaging the inside of a reaction chamber of a semiconductor manufacturing apparatus in an atmosphere of a high temperature; a housing case which houses the imaging apparatus and is attached with a translucent member which guides an optical image of the inside of the reaction chamber to the imaging apparatus; and a cooling medium supplying apparatus for supplying a cooling medium to the inside of the housing case, wherein the translucent member is a silica glass plate having a gold film on both sides or one side.
    Type: Grant
    Filed: November 27, 2006
    Date of Patent: June 12, 2012
    Assignee: Epicrew Corporation
    Inventor: Akira Okabe
  • Patent number: 8158420
    Abstract: The present invention provides methods for regulating the growth and/or survival of tumor cells and stem cells by modulating the expression or function of ATF5. The present invention also provides methods for promoting or suppressing differentiation of stem/progenitor cells, for producing differentiated cells and for isolating/purifying differentiated cells, including neural cells. Also provided are differentiated cells, cell populations and transgenic animals comprising same and uses of same. The present invention further provides methods for treating nervous tissue degeneration and for identifying an agent for use in treating nervous tissue degeneration. Methods for promoting apoptosis in neoplastic cells and for treating or preventing tumors, and identifying agents for use in treating or preventing tumors are also provided by the present invention. The present invention further provides methods for identifying agents that inhibit ATF5, agents identified by these methods.
    Type: Grant
    Filed: October 22, 2004
    Date of Patent: April 17, 2012
    Assignee: The Trustees of Columbia University in the City of New York
    Inventors: Lloyd A Greene, James M Angelastro
  • Patent number: 8084213
    Abstract: The present invention to a nucleotide sequence encoding one or more Arc DNA binding domains, one or more Arc DNA binding sites and at least one polypeptide domain.
    Type: Grant
    Filed: January 17, 2007
    Date of Patent: December 27, 2011
    Assignee: Domantis Limited
    Inventors: Armin Sepp, Andrew Griffiths
  • Patent number: 7972829
    Abstract: The present invention relates to a process for secretory production of a foreign protein, in particular, transglutaminase by a coryneform bacterium. According to the present invention, a process is provided for the secretory production of a foreign protein, in particular, transglutaminase, by making a coryneform bacterium to produce an industrially useful foreign protein, in particular, transglutaminase and efficiently release the product extracellularly (i.e., secretory production).
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: July 5, 2011
    Assignee: Ajinomoto Co., Inc.
    Inventors: Yoshimi Kikuchi, Masayo Date, Yukiko Umezawa, Keiichi Yokoyama, Hiroshi Matsui
  • Publication number: 20110091822
    Abstract: A thermal processor for use in developing an image in an imaging material which is transported along a transport path through the thermal processor. The thermal processor includes a preheat assembly for preheating the thermally processable material to the threshold temperature. The preheat assembly includes a heated member having a major surface facing the thermally processable material. A dwell assembly is provided for thermal development of the image in the thermally processable material. Means are provided for moving the thermally processable material along the transport path through the preheat assembly and the dwell assembly including a roller assembly which contacts the thermally processable material. The roller assembly includes rollers positioned between the heated member and the thermally processable material.
    Type: Application
    Filed: March 12, 2007
    Publication date: April 21, 2011
    Inventors: JOHN R. SCUFSA, DAVID J. MCDANIEL, CURT A. WIENS
  • Patent number: 7924300
    Abstract: A thermal processor including an oven and a cooling section. The oven is configured to heat an imaging media to a development temperature. The cooling section is configured to cool the imaging media from the development temperature to a desired exit temperature as imaging media moves along a transport path from an entrance to an exit. The cooling section provides a varying rate of heat transfer from the imaging media along the transport path so as to create a varying cooling temperature gradient in the imaging media substantially equal to and not exceeding a varying maximum cooling temperature gradient of imaging media.
    Type: Grant
    Filed: August 7, 2006
    Date of Patent: April 12, 2011
    Assignee: Carestream Health, Inc.
    Inventors: Kent R. Struble, David J. McDaniel, Duane A. Preszler, Paul Stelzig
  • Patent number: 7887998
    Abstract: Disclosed is a silver halide photographic light-sensitive material comprising at least one silver halide emulsion layer and at least one hydrophilic colloid layer on a support, wherein silver halide in the silver halide emulsion layer has a silver bromide content of 40 to 90 mol %, and the silver halide emulsion layer is spectrally sensitized with a specific dye.
    Type: Grant
    Filed: June 4, 2007
    Date of Patent: February 15, 2011
    Assignee: Fujifilm Corporation
    Inventors: Mitsunori Hirano, Kunio Ishigaki
  • Publication number: 20100310840
    Abstract: Images can be provided using a method comprising thermally imaging a negative-working imageable element to provide an imaged element with exposed regions and non-exposed regions, the exposed regions consisting essentially of coalesced core-shell particles, and developing the imaged element on-press to remove only the non-exposed regions using a lithographic printing ink, fountain solution, or both. The imageable element comprises a single thermally-sensitive imageable layer consisting essentially of an infrared radiation absorbing compound and core-shell particles that coalesce upon thermal imaging. The core of the core-shell particles is composed of a hydrophobic thermoplastic polymer, the shell of the core-shell particles is composed of a hydrophilic polymer that is covalently bonded to the core hydrophobic thermoplastic polymer, and the thermally-sensitive imageable layer comprises less than 10 weight % of free polymer.
    Type: Application
    Filed: June 3, 2009
    Publication date: December 9, 2010
    Inventors: Domenico Balbinot, Mathias Jarek
  • Patent number: 7820349
    Abstract: The invention provides a toner for electrostatic latent image development comprising a first component and a second component which are isolated from each other and capable of forming a color when the first component and the second component are brought into reaction with each other, and a photo-curable composition containing either the first component or the second component, the photo-curable composition not being capable of forming a color when the photo-curable composition is not cured, that is irreversibly controlled to a state of being capable of forming a color by irradiating light having a specific wavelength at which the photo-curable composition is cured.
    Type: Grant
    Filed: August 16, 2006
    Date of Patent: October 26, 2010
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Seiichi Takagi, Takashi Imai, Susumu Yoshino, Katsumi Daimon, Emi Takahashi, Toyofumi Inoue, Yasushige Nakamura, Isao Ito
  • Patent number: 7704414
    Abstract: A composition comprises a solvent, and an electroconductive substance and an amphiphilic block copolymers having a polyalkenyl ether repeating-unit structure, or a block copolymer enclosing an electroconductive substance. A black ink composition comprises a fine particulate metal having an average particle diameter of not more than 20 nm, an amphiphilic block copolymer, and a solvent. A method for forming an electroconductive pattern by applying the composition. A method for forming an electroconductive pattern by applying a composition comprises a block copolymer enclosing an electroconductive substance, system to form an electroconductive pattern on the substrate.
    Type: Grant
    Filed: May 2, 2005
    Date of Patent: April 27, 2010
    Assignee: Canon Kabushiki Kaisha
    Inventors: Koichi Sato, Tomoko Maruyama, Ikuo Nakazawa, Ryuji Higashi, Sakae Suda, Masayuki Ikegami, Keiichiro Tsubaki, Keiko Yamagishi
  • Patent number: 7695898
    Abstract: Disclosed is a photothermographic material having an image-forming layer containing a silver salt of an organic acid, photosensitive silver halide grains and a reducing agent on a support, wherein ratio of scratch strength measured before heat development and scratch strength measured 30 minutes after the heat development is in the range of 1:1-1:3 for a surface of the image-forming layer side. The photothermographic material shows improved film strength after heat development.
    Type: Grant
    Filed: April 10, 2008
    Date of Patent: April 13, 2010
    Assignee: Fujifilm Corporation
    Inventor: Makoto Ishihara
  • Publication number: 20100068662
    Abstract: It is disclosed a method of forming fine patterns comprising: subjecting a substrate having photoresist patterns to a hydrophilic treatment, covering the substrate having photoresist patterns with an over-coating agent for forming fine patterns, applying heat treatment to cause thermal shrinkage of the over-coating agent so that the spacing between adjacent photoresist patterns is lessened by the resulting thermal shrinking action, and removing the over-coating agent substantially completely.
    Type: Application
    Filed: November 16, 2009
    Publication date: March 18, 2010
    Inventors: Yoshiki Sugeta, Fumitake Kaneko, Toshikazu Tachikawa
  • Publication number: 20090123881
    Abstract: Disclosed is a photothermographic material having an image-forming layer containing a silver salt of an organic acid, photosensitive silver halide grains and a reducing agent on a support, wherein ratio of scratch strength measured before heat development and scratch strength measured 30 minutes after the heat development is in the range of 1:1-1:3 for a surface of the image-forming layer side. The photothermographic material shows improved film strength after heat development.
    Type: Application
    Filed: April 10, 2008
    Publication date: May 14, 2009
    Applicant: FUJIFILM Corporation
    Inventor: Makoto Ishihara
  • Patent number: 7524621
    Abstract: Silver salts of long chain carboxylic acids are prepared from long chain carboxylic acids by sequential addition of at least two different alkali metal hydroxides, one of which is lithium hydroxide, followed by converting the mixture of alkali metal carboxylates to silver carboxylates. Photothermographic materials prepared from such silver carboxylates display improved Dmin aging with little if any affect on other sensitometric properties.
    Type: Grant
    Filed: September 21, 2007
    Date of Patent: April 28, 2009
    Assignee: Carestream Health, Inc.
    Inventors: Lilia P. Burleva, David R. Whitcomb
  • Publication number: 20090081578
    Abstract: Silver salts of long chain carboxylic acids are prepared from long chain carboxylic acids by sequential addition of at least two different alkali metal hydroxides, one of which is lithium hydroxide, followed by converting the mixture of alkali metal carboxylates to silver carboxylates. Photothermographic materials prepared from such silver carboxylates display improved Dmin aging with little if any affect on other sensitometric properties.
    Type: Application
    Filed: September 21, 2007
    Publication date: March 26, 2009
    Inventors: Lilia P. Burleva, David R. Whitcomb
  • Patent number: 7488572
    Abstract: An image formation method comprising exposing a photothermographic material 10 having an image-forming layer and a back layer with a light having a wavelength of 700-850 nm and subjecting it to development in a heat development apparatus provided with a preheating section A, a heat development section B and a gradual cooling section C, wherein the photothermographic material 10 has at least one coated layer obtained by applying a coating solution containing 20 weight % or more of an organic solvent, and the heat development section B is provided with heating members 15 on image-forming layer side 10a and back layer side 10b and transportation rollers only on the image-forming layer side 10a with respect to the photothermographic material 10 to be transported in the apparatus. There is provided an image formation method utilizing a photothermographic material, which can form images showing less generation of density unevenness, high contrast and high maximum density without causing physical deformation.
    Type: Grant
    Filed: March 29, 2002
    Date of Patent: February 10, 2009
    Assignee: Fujifilm Corporation
    Inventor: Takahiro Goto
  • Patent number: 7482113
    Abstract: Incorporating a combination of a trisphenol reducing agent (developer) and a substituted olefinic co-developer having a phosphonium cation in photothermographic materials improves image tone in resulting images.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: January 27, 2009
    Assignee: Carestream Health, Inc.
    Inventors: Sharon M. Simpson, Kumars Sakizadeh
  • Patent number: 7479463
    Abstract: Embodiments of an apparatus and methods for heating a substrate and a sacrificial layer are generally described herein. Other embodiments may be described and claimed.
    Type: Grant
    Filed: March 9, 2007
    Date of Patent: January 20, 2009
    Assignee: Tokyo Electron Limited
    Inventors: John Kulp, Michael Carcasi, Merritt Funk
  • Patent number: 7468241
    Abstract: Use of certain compounds in black-and-white photothermographic materials improves processing latitude particularly under conditions of high humidity.
    Type: Grant
    Filed: September 21, 2007
    Date of Patent: December 23, 2008
    Assignee: Carestream Health, Inc.
    Inventors: Doreen C. Lynch, William D. Ramsden, Sharon M. Simpson, Chaofeng Zou
  • Patent number: 7465533
    Abstract: A photothermographic material having a support, an image forming layer which is disposed on the support and contains at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent, and a binder, at least one non-photosensitive layer which is disposed on the same side of the support as the image forming layer and farther from the support than the image forming layer, and a back layer which includes at least another non-photosensitive layer and is disposed on the opposite side of the support from the image forming layer, wherein the back layer contains a fluorocarbon polymer having a monomer component represented by the following (M2): (M2) a monomer containing a fluorine atom and having an unsaturated bond capable of radical polymerization. An image forming method is also provided.
    Type: Grant
    Filed: March 26, 2007
    Date of Patent: December 16, 2008
    Assignee: FUJIFILM Corporporation
    Inventors: Minoru Sakai, Yoshihisa Tsukada
  • Patent number: 7462444
    Abstract: An image forming method comprising: imagewise exposing and thermal developing a photothermographic material using an image recording apparatus, wherein a part of the sheet is exposed and, in parallel with the exposure, development is started on a part of the sheet having been already exposed: wherein the photothermographic material comprises a reducing agent represented by formula (R), and wherein the photosensitive silver halide contains at least two preformed photosensitive silver halides having respective sensitivities different from each other for a light with the same exposure wavelength and a silver iodide content of the photosensitive silver halide is 40% by mole or more.
    Type: Grant
    Filed: November 7, 2005
    Date of Patent: December 9, 2008
    Assignee: FUJIFILM Corporation
    Inventors: Yutaka Oka, Tomoyuki Ohzeki
  • Publication number: 20080299488
    Abstract: Negative-working imageable elements that can be imaged using infrared radiation comprise an imageable layer and a protective overcoat on a hydrophilic substrate. The imageable layer includes an IR-sensitive cyanine dye. The protective overcoat predominantly comprises one or more poly(vinyl alcohol) resins, each of which has a hydrolysis level of 85% or less. The use of this particular overcoat composition used in combination with the IR-sensitive cyanine dye provides improved tolerance to fogging by white light while maintaining desired imaging speed.
    Type: Application
    Filed: May 31, 2007
    Publication date: December 4, 2008
    Inventors: Jianfei Yu, Kevin B. Ray
  • Patent number: 7452661
    Abstract: Incorporation of certain compounds into photothermographic materials provides materials with reduced initial image Dmin and improved Raw Stock Keeping film stability without unacceptable loss in sensitometric properties. These compounds include certain e-i) zinc salts of an aryl sulfonic acid or of a fluorinated C2-C6 carboxylic acid, e-ii) non-encapsulated alkali metal salts of an aryl sulfonic acid or of a fluorinated C2-C6 carboxylic acid, and e-iii) fluorinated C2-C6 carboxylic acids.
    Type: Grant
    Filed: February 26, 2007
    Date of Patent: November 18, 2008
    Assignee: Carestream Health, Inc.
    Inventors: Kui Chen-Ho, William D. Ramsden
  • Patent number: 7445884
    Abstract: A thermal development device including: a thermal development section for heating to develop a latent image formed on a light-sensitive surface of a photothermographic material; a cooling section for cooling the photothermographic material passed the thermal development section under a condition that a cooling rate for a light-insensitive surface of the photothermographic material is faster than the cooling rate for the light-sensitive surface of the photothermographic material; and a conveyance section in which the photothermographic material is conveyed via the thermal development section and the cooling section, and the length of the conveyance path that passes the cooling section is not more than 1.5 times the length of the conveyance path that passes the thermal development section.
    Type: Grant
    Filed: June 2, 2005
    Date of Patent: November 4, 2008
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventor: Hiroyuki Yanagisawa
  • Patent number: 7429447
    Abstract: A photothermographic material having, on at least one side of a support, an image forming layer including at least a photosensitive silver halide, a non-photosensitive silver salt of a fatty acid, a reducing agent, and a binder, wherein 1) the photosensitive silver halide has an average silver iodide content of 40 mol % or higher, and 2) the photothermographic material includes a compound represented by the following formula (I) or a salt thereof: R1—C?C—R1???Formula (I) wherein R1 and R1? each independently represent a hydrogen atom, or a substituted or unsubstituted alkyl group, aryl group, or heterocyclic group, and R1 and R1? are not simultaneously a hydrogen atom. The invention provides a photothermographic material which exhibits high sensitivity and excellent image storability, and an image forming method.
    Type: Grant
    Filed: January 27, 2006
    Date of Patent: September 30, 2008
    Assignee: FUJIFILM Corporation
    Inventor: Katsuhisa Ohzeki
  • Patent number: 7399947
    Abstract: A thermal processor including a rotating drum including an internal heater configured to heat and maintain the drum at a desired set-point temperature, and a plurality of pressure rollers, including a first pressure roller, circumferentially spaced along a segment of the drum. A temperature sensor is configured to provide a temperature signal indicative of a temperature proximate to the first pressure roller. A controller is configured to adjust the desired set-point temperature based on the temperature signal.
    Type: Grant
    Filed: August 10, 2006
    Date of Patent: July 15, 2008
    Assignee: Carestream Health, Inc.
    Inventors: Bradley B. Rassatt, David J. McDaniel
  • Patent number: 7396639
    Abstract: The present invention provides a photothermographic material having, on at least one side of a support, an image forming layer including at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent, and a binder, and a non-photosensitive outermost layer which is disposed on the same side of the support as the image forming layer, wherein the non-photosensitive outermost layer contains a copolymer having at least the following monomer (M1) and monomer (M2) as copolymerization components, and a maximum surface roughness (Rt) on the image forming layer side is 1.5 ?m or less; wherein monomer (M1) is a monomer having a salt or salt forming group, or a poly(alkylene oxide) group and having an unsaturated bond which performs radical polymerization; and monomer (M2) is a monomer containing a fluorine atom and having an unsaturated bond which performs radical polymerization. An image forming method is also provided.
    Type: Grant
    Filed: May 22, 2006
    Date of Patent: July 8, 2008
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Suzuki, Minoru Sakai
  • Patent number: 7396638
    Abstract: The present invention relates to a photothermographic material including, on a same surface of a support, a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent and a binder, wherein the photosensitive silver halide has a silver iodide content within a range from 40 to 100 mol %, and the material is thermally developed within a developing time of 12 seconds or less. The invention also relates to an image forming method using the photothermographic material.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: July 8, 2008
    Assignee: FUJIFILM Corporation
    Inventor: Fumito Nariyuki
  • Patent number: 7364841
    Abstract: A silver salt photothermographic dry imaging material wherein said material has photographic speeds (1) and (2) determined based on the predetermined conditions and the photographic speed (2) is not more than 1/10 of the photographic speed (1), and the coefficient of determination value R2 of the linear regression line is 0.998-1.000, which is obtained from the predetermined density points having a* and b* arranged in two-dimensional coordinates in which a* is used as the abscicca and b* is used as the coordinate of the CIE 1976 (L*a*b*) color space, b* of the intersection point of the linear regression line with the ordinate is ?5-5, and gradient (a*/b*) is 0.7-2.5.
    Type: Grant
    Filed: August 30, 2006
    Date of Patent: April 29, 2008
    Assignee: Konica Minolta & Medical Graphic, Inc.
    Inventors: Tetsuya Suzuki, Hideki Takiguchi, Toshiyuki Marui, Kazuhiko Fujikura, Kazuhito Ihara, Yasuo Taima, Kenji Ohnuma, Hiroto Ito
  • Patent number: 7326527
    Abstract: A method of processing a photothermographic material by a thermal processor is disclosed, wherein the photothermographic material comprises on one side of a support a light-sensitive layer containing an organic silver salt, silver halide grains, a binder and a reducing agent and a light-insensitive layer and on the other side of the support a back coating layer; the thermal processor uses a transport system in which a feed roller is disposed with being in contact with a bundle of plural stacked film sheets of the photothermographic material so as to feed the uppermost film sheet of the bundle of film sheets through rotation of the feed roller to expose and develop the fed film sheet; and the back coating layer contains a matting agent of an organic resin.
    Type: Grant
    Filed: February 20, 2007
    Date of Patent: February 5, 2008
    Assignee: Konica Minolta Medical & Graphic, Inc
    Inventors: Narito Goto, Makoto Sumi
  • Patent number: 7309564
    Abstract: A photothermographic material including, on at least one surface of a support, at least a photosensitive silver halide containing a silver iodide at 40 mol % or more, a non-photosensitive organic silver salt, and a reducing agent, wherein the photothermographic material contains two or more kinds of the reducing agent at the mixing ratio to satisfy at least one of a), b), c) and d): a) a difference between a sensitivity or b) a difference between a maximum density is 0.10 or less, when developed at 120° C. for 10 sec and a sensitivity when developed at 120° C. for 14 sec; c) a difference between a sensitivity or d) a difference between a maximum density is 0.10 or less, when developed at 117° C. for 12 sec and a sensitivity when developed at 123° C. for 12 sec. An image forming method using the photothermographic material is also provided.
    Type: Grant
    Filed: November 9, 2005
    Date of Patent: December 18, 2007
    Assignee: Fujifilm Corporation
    Inventors: Yasuhiro Yoshioka, Katsutoshi Yamane, Yasuhiko Goto
  • Patent number: 7294810
    Abstract: A heater includes: a hollow tube sealed hermetically and reduced in pressure, the interior of the hollow tube being divided by at least one partition wall into a plurality of regions arranged side by side in a longitudinal direction of the tube; an electron source provided in each of the divided regions, the electron source being supported inside the hollow tube in an electrically insulated state from the hollow tube; a power supply that applies a voltage between the hollow tube and the electron source with the electron source as a negative polarity side; and the electron source emitting electrons toward an inner periphery surface of the hollow tube to heat the hollow tube.
    Type: Grant
    Filed: December 6, 2006
    Date of Patent: November 13, 2007
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Shigehiko Haseba, Yasuhiro Uehara
  • Patent number: 7283144
    Abstract: This heat developing method includes a step of forming a latent image on a heat developing photosensitive film sheet and a step of developing the film sheet, while the film sheet on which a latent image is formed is being conveyed, by heating with segmented heaters which are formed by dividing the total heating area into plural segments in the direction perpendicular to the conveyance direction, and which are independently temperature controllable, wherein the film sheet is so conveyed that no film sheets of different sizes are simultaneously in contact with any segmented heater.
    Type: Grant
    Filed: May 16, 2005
    Date of Patent: October 16, 2007
    Assignee: Konica Minolta Medical & Graphic, Inc
    Inventors: Makoto Horiuchi, Akira Taguchi
  • Patent number: 7281868
    Abstract: The heat developing apparatus heats and conveys a film with a heat developing photosensitive material coated on one side of a supporting substrate and makes a latent image formed on the film visible, which includes a first zone composed of stationary guides 51b and 52b having a heater and opposing rollers 51a and 52a for pressing the film against the stationary guides and a second zone 53 composed of a stationary guide 53b having a heater and another guide 53a forming a predetermined guide gap with the stationary guide, wherein the guide gap of the second zone is 3 mm or less.
    Type: Grant
    Filed: November 2, 2005
    Date of Patent: October 16, 2007
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventors: Kazuhiro Kido, Suguru Kamio
  • Patent number: 7267933
    Abstract: An image forming method using a photothermographic material including, on at least one surface of a support, at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent for silver ions, and a binder, in which (1) the photothermographic material is exposed and thermally developed during transportation at a transportation speed of 23 mm/sec or faster, (2) the non-photosensitive organic silver salt contains 30 mol % to 85 mol % of silver behenate and an amount of the time until a leading end of the photothermographic material reaches a thermal development station after a power source for ae thermal developing apparatus is turned on is 15 minutes or less, or (3) a coating amount of silver inf the photothermographic material is 1.9 g/m2 or less and a thermal development time is 12 sec or less.
    Type: Grant
    Filed: May 30, 2003
    Date of Patent: September 11, 2007
    Assignee: Fujifilm Corporation
    Inventors: Takayoshi Oyamada, Senzo Sasaoka, Katsutoshi Yamane
  • Patent number: 7267934
    Abstract: A method of forming an image comprising the steps of: (a) exposing a photothermographic material comprising a support having thereon an image forming layer comprising organic silver salt grains, silver halide grains, a reducing agent, a development accelerator and a binder, the image forming layer being formed by application of a coating composition comprising more than 30% water as a solvent of the coating composition, and (b) conducting thermal development of the exposed photothermographic material employing a thermal developing device at a distance of 0 to 50 cm between an exposing section and a developing section to obtain a maximum density of 3.8 to 5.0 of the photothermographic material after the thermal development.
    Type: Grant
    Filed: July 7, 2005
    Date of Patent: September 11, 2007
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventor: Narito Goto
  • Patent number: 7267935
    Abstract: Incorporating a crown ether-alkali metal complex cation of an enolate anion of an aldehyde having at least one electron withdrawing group in the alpha (?) position, provides thermally developable materials with imaging properties that have little change with changes in humidity. Both photothermographic and thermographic materials are provided, and particularly photothermographic materials having lower silver coverage.
    Type: Grant
    Filed: June 19, 2006
    Date of Patent: September 11, 2007
    Assignee: Carestream Health, Inc.
    Inventors: Sharon M. Simpson, Kumars Sakizadeh
  • Patent number: 7264919
    Abstract: A mono-sheet heat-developable photosensitive material, which comprises a layer containing a light-sensitive silver halide, a light-insensitive organic fatty acid silver salt, a thermal developer and a binder on a support, and exhibits substantially no sensitivity after being subjected to heat-development.
    Type: Grant
    Filed: April 25, 2003
    Date of Patent: September 4, 2007
    Assignee: Fujifilm Corporation
    Inventors: Katsutoshi Yamane, Masatoshi Nakanishi, Fumito Nariyuki
  • Patent number: 7262000
    Abstract: A photothermographic material, comprising at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent and a binder, wherein a total silver iodide content of the photosensitive silver halide is 40% by mole or more and thermal development is started within 60 sec after exposure.
    Type: Grant
    Filed: October 17, 2003
    Date of Patent: August 28, 2007
    Assignee: Fujifilm Corporation
    Inventor: Fumito Nariyuki
  • Patent number: 7261999
    Abstract: 1,3-Diaryl-substituted urea compounds have been found to function as post-processing stabilizers in photothermographic materials. These compounds can be presented by the following Structure (I): wherein R1 and R2 are the same or different substituted or unsubstituted aryl group.
    Type: Grant
    Filed: November 22, 2005
    Date of Patent: August 28, 2007
    Assignee: Carestream Health, Inc.
    Inventors: Bryan V. Hunt, Kumars Sakizadeh
  • Patent number: 7258967
    Abstract: Incorporating a sulfonyldiphenol compound into photothermographic materials improves Raw Stock Keeping and post-processing “hot-dark” print stability especially under harsh environmental conditions such as high temperature.
    Type: Grant
    Filed: October 18, 2006
    Date of Patent: August 21, 2007
    Assignee: Carestream Health, Inc.
    Inventors: Kumars Sakizadeh, Kui Chen-Ho, Bryan V. Hunt, Lilia P. Burleva
  • Patent number: 7255982
    Abstract: Incorporation of certain arylboronic acid compounds into photothermographic materials provides materials with reduced initial image Dmin and improved hot-dark Dmin print stability without unacceptable loss in sensitometric properties.
    Type: Grant
    Filed: February 10, 2006
    Date of Patent: August 14, 2007
    Assignee: Carestream Health, Inc.
    Inventors: Kui Chen-Ho, Kumars Sakizadeh
  • Patent number: 7253826
    Abstract: A thermal development apparatus is provided with: a thermal development section for heating a photosensitive thermal developable recording material to elicit a latent image recorded on an image-forming layer on both faces of the photosensitive thermal developable recording material by a heating unit, a cassette holder section for holding a cassette that houses the photosensitive thermal developable recording material therein, a conveyor unit for taking the photosensitive thermal developable recording material out of the cassette held in the cassette holder section and conveying the photosensitive thermal developable recording material to the thermal development section, and a control unit for controlling at least one of a heating temperature and a conveyance speed in the heating unit in the thermal development section, wherein the control unit is provided with a moisture correction information of the photosensitive thermal developable recording material and the control unit suitably corrects and controls the
    Type: Grant
    Filed: August 26, 2004
    Date of Patent: August 7, 2007
    Assignee: Fujifilm Corporation
    Inventor: Koichi Okada
  • Patent number: 7247421
    Abstract: An image forming method using a photothermographic material including, on a support, at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent for silver ions, and a binder, wherein the photothermographic material includes at least two image forming layers having spectral sensitivities that are different from each other, and wherein the image forming method includes: imagewise exposing the photothermographic material by using at least two laser beams having wavelengths that are different from each other and correspond to photosensitive wavelengths of the image forming layers; and thermally developing the photothermographic material to form a fusion image made up of two or more kinds of image information. An image forming method using a photothermographic material which records a composite image made up of a silver image and a color image of different kinds of image information is provided.
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: July 24, 2007
    Assignee: Fujifilm Corporation
    Inventor: Tomoyuki Ohzeki