Patents by Inventor Yoshihisa Tsukada
Yoshihisa Tsukada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20070178417Abstract: 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: ApplicationFiled: March 26, 2007Publication date: August 2, 2007Applicant: FUJIFILM CorporationInventors: Minoru Sakai, Yoshihisa Tsukada
-
Patent number: 7238466Abstract: A photothermographic material having, on at least one side of a support, an image forming layer containing at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent, and a binder, and at least one non-photosensitive layer which is disposed on the same side as the image forming layer and farther from the support than the image forming layer, wherein (1) 50% by weight or more of the binder is a polymer latex having a monomer component having an acid group, and (2) the polymer latex has a core/shell structure having a core part and a shell part, and the monomer component having an acid group in the core part is 2 mol % to 20 mol % of a total amount of the monomer component having an acid group in the polymer latex. The invention provides a photothermographic material which exhibits excellent image uniformity with low fog.Type: GrantFiled: September 13, 2005Date of Patent: July 3, 2007Assignee: Fujifilm CorporationInventors: Hajime Nakagawa, Yoshihisa Tsukada
-
Publication number: 20070148378Abstract: A heat-sensitive transfer image-receiving sheet having, on a support, at least one receptor layer containing a latex polymer and at least one heat insulation layer containing a hollow polymer, and further having, between the support and the heat insulation layer, at least one intermediate layer which contains one or both of 1) a latex polymer having a lower glass transition point than the latex polymer in the receptor layer and 2) a water-soluble polymer.Type: ApplicationFiled: December 19, 2006Publication date: June 28, 2007Applicant: FUJIFILM CorporationInventors: Tomoyuki Koide, Kiyoshi Irita, Yoshihisa Tsukada
-
Publication number: 20070099132Abstract: The invention provides a photothermographic material including, on a same surface of a substrate, a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent, a development accelerator and a binder, the material containing, as the binder, a polymer formed by copolymerizing a monomer represented by the following general formula (M) in an amount from 10 to 70 mass %: CH2?CR01—CR02?CH2??General formula (M) wherein R01 represents a hydrogen atom, an alkyl group with 1 to 6 carbon atoms, a halogen atom, or a cyano group; and R02 represents an alkyl group with 1 to 6 carbon atoms, a halogen atom or a cyano group (both R01 and R02 are not hydrogen atoms at the same time).Type: ApplicationFiled: October 6, 2006Publication date: May 3, 2007Inventors: Hajime Nakagawa, Yoshihisa Tsukada
-
Patent number: 7189500Abstract: A photothermographic image-recording material with improved storability before image formation and improved coating characteristics, which has a support having provided thereon an image-forming layer, the layer having at least one light-insensitive organic silver salt, a reducing agent for silver ion and a binder, wherein the binder has a polymer having a recurring unit represented by the formula (1), and the content of the recurring unit represented by the formula (1) in the polymer is from 0.1 to 50% by weight.Type: GrantFiled: September 18, 2001Date of Patent: March 13, 2007Assignee: Fuji Photo Film Co., Ltd.Inventors: Yoshihisa Tsukada, Hajime Nakagawa, Seiji Hatano, Tomokazu Yasuda
-
Patent number: 7172855Abstract: Disclosed is a silver halide photographic light-sensitive material having a layer containing a compound of the following formula and a fluorine compound, and has a gamma of 5.0 or more for the optical density range of 0.3 to 3.0: wherein R1 is alkyl or alkenyl, R2 are H, alkyl, alkenyl, aralkyl or aryl, l1 is 1–10, m1 is 1–30, n1 is 0–4, a is 0 or 1, and Z1 is OSO3M or SO3M where M is cation.Type: GrantFiled: September 16, 2004Date of Patent: February 6, 2007Assignee: Fuji Photo Film Co., Ltd.Inventors: Shoji Yasuda, Yoshihisa Tsukada
-
Patent number: 7172857Abstract: 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, wherein an outermost layer on at least one side of the support includes a polymer latex having a core/shell structure, in which a shell part contains a polymer having a monomer component represented by the following (M2): (M2) a monomer containing a fluorine atom and having an unsaturated bond which performs radical polymerization. A photothermographic material excellent in adhesion resistance during storage until use of the photothermographic material after production thereof and excellent in photographic properties is provided.Type: GrantFiled: March 15, 2006Date of Patent: February 6, 2007Assignee: Fujifilm CorporationInventors: Minoru Sakai, Yoshihisa Tsukada
-
Patent number: 7157217Abstract: A photothermographic material comprising, on a support, an image forming layer containing at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent and a binder, and a non-photosensitive outermost layer at a surface side of the support at which the image forming layer is provided, wherein: 1) the non-photosensitive organic silver salt contains 90% by mole or more of silver behenate; and a binder in the outermost layer contains 50% by weight or more of a hydrophobic polymer latex, 2) the outermost layer contains a polymer latex; and a layer adjacent to the outermost layer contains a binder which can lose fluidity upon a decrease in temperature, or 3) the outermost layer contains a polymer latex; and a coating solution for forming the outermost layer can lose fluidity upon a decrease in temperature.Type: GrantFiled: December 15, 2003Date of Patent: January 2, 2007Assignee: Fujifilm CorporationInventors: Hajime Nakagawa, Yoshihisa Tsukada, Keiichi Suzuki
-
Publication number: 20060275715Abstract: A photothermographic material having, on at least one side of a support, an image forming layer containing at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent, and a binder, and at least one non-photosensitive layer which is disposed on the same side as the image forming layer and farther from the support than the image forming layer, wherein (1) 50% by weight or more of the binder is a polymer latex having a monomer component having an acid group, and (2) the polymer latex has a core/shell structure having a core part and a shell part, and the monomer component having an acid group in the core part is 2 mol % to 20 mol % of a total amount of the monomer component having an acid group in the polymer latex. The invention provides a photothermographic material which exhibits excellent image uniformity with low fog.Type: ApplicationFiled: September 13, 2005Publication date: December 7, 2006Inventors: Hajime Nakagawa, Yoshihisa Tsukada
-
Publication number: 20060216660Abstract: A photothermographic material comprising: a support and, on at least one surface of the support, an image-forming layer containing at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent and a binder and at least a non-photosensitive layer, wherein the image forming layer and/or the non-photosensitve layer contains a polymer latex dispersed and stabilized with a water-soluble polymer protective colloid during polymerization.Type: ApplicationFiled: March 8, 2006Publication date: September 28, 2006Inventors: Takayoshi Oyamada, Yoshihisa Tsukada
-
Patent number: 7112402Abstract: A photothermographic material of the present invention contains a slipping agent. One slipping agent is a liquid at a ordinary temperature, and an volatile rate of the slipping agent at 120° C. for one hour is 0.5% by mass or less as measured by a thermo-balance. The other slipping agent is that a permeating rate to the transportation rollers, when the transportation rollers are immersed in the slipping agent at 120° C. for 2 hours, is 6% by mass or less.Type: GrantFiled: January 12, 2004Date of Patent: September 26, 2006Assignee: Fuji Photo Film Co., Ltd.Inventors: Yasuhiro Yoshioka, Yoshihisa Tsukada, Takayoshi Oyamada, Minoru Sakai
-
Publication number: 20060210933Abstract: 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, wherein an outermost layer on at least one side of the support includes a polymer latex having a core/shell structure, in which a shell part contains a polymer having a monomer component represented by the following (M2): (M2) a monomer containing a fluorine atom and having an unsaturated bond which performs radical polymerization. A photothermographic material excellent in adhesion resistance during storage until use of the photothermographic material after production thereof and excellent in photographic properties is provided.Type: ApplicationFiled: March 15, 2006Publication date: September 21, 2006Inventors: Minoru Sakai, Yoshihisa Tsukada
-
Publication number: 20060204908Abstract: Provided is a photothermographic material comprising, on a support, at least a non-photosensitive layer, and an image forming layer comprising at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent, and a binder, wherein a content of the binder in the image forming layer is from approximately 55.6% to approximately 47.6% by mass ratio. A photothermographic material capable of rapid thermal development and having excellent film quality is provided.Type: ApplicationFiled: March 14, 2006Publication date: September 14, 2006Inventors: Hajime Nakagawa, Yoshihisa Tsukada
-
Publication number: 20060199115Abstract: A photothermographic material comprising, at least an image forming layer containing at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent and a binder on at least one side of a support, wherein a content of AgI in the photosensitive silver halide is 5% by mole or more, the binder contains polymer latex in an amount of 60% by weight or more, and the reducing agent is represented by the following formula (R): wherein R11 and R11? each independently represent an alkyl group having 1 to 20 carbon atoms, R12, R12?, X1 and X11 each independently represent a hydrogen atom or a substituent, L represents a —S— group or a —CHR13 — group, and R13 represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms.Type: ApplicationFiled: January 18, 2006Publication date: September 7, 2006Inventors: Hajime Nakagawa, Yoshihisa Tsukada, Tomokazu Yasuda
-
Patent number: 7066989Abstract: An inkjet ink comprising a dye, water, a water-miscible organic solvent and at least one compound selected from an amino acid derivative containing an oil-soluble group having 6 or more carbon atoms and a metal chelating compound containing an oil-soluble group having 6 or more carbon atoms.Type: GrantFiled: January 5, 2004Date of Patent: June 27, 2006Assignee: Fuji Photo Film Co., Ltd.Inventors: Toshiki Taguchi, Manabu Ogawa, Yoshihisa Tsukada
-
Publication number: 20060073429Abstract: 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. A photothermographic material excellent in adhesion resistance during storage is provided.Type: ApplicationFiled: September 19, 2005Publication date: April 6, 2006Inventors: Minoru Sakai, Yoshihisa Tsukada
-
Publication number: 20060057512Abstract: A photothermographic material which includes, on at least one side of a support, an image forming layer containing a photosensitive silver halide, a non-photosensitive organic silver salt and a reducing agent for the organic silver salt, and at least one non-photosensitive layer, wherein the photothermographic material contains a water-soluble dye and a fixing agent for the water-soluble dye.Type: ApplicationFiled: August 29, 2005Publication date: March 16, 2006Inventors: Seiichi Yamamoto, Yoshihisa Tsukada
-
Publication number: 20060035037Abstract: A novel optical film is disclosed. The film comprises an optically anisotropic layer formed of a composition comprising at least one liquid crystal compound and at least one polymer having a fluoro-aliphatic group and a hydrophilic group selected from the group consisting of a carboxyl group (—COOH), a sulfo group (—SO3H), a phosphono group {—PO(OH)2} and salts thereof; and a substrate supporting the layer.Type: ApplicationFiled: November 24, 2004Publication date: February 16, 2006Applicant: Fuji Photo Film Co., Ltd.Inventors: Masataka Yoshizawa, Yoshihisa Tsukada, Shinichi Morishima, Makoto Takahashi
-
Publication number: 20050287485Abstract: Disclosed is a silver halide photographic light-sensitive material having a layer containing a compound of the following formula and a fluorine compound, and has a gamma of 5.0 or more for the optical density range of 0.3 to 3.0: wherein R1 is alkyl or alkenyl, R2 are H, alkyl, alkenyl, aralkyl or aryl, l1 is 1-10, m1 is 1-30, n1 is 0-4, a is 0 or 1, and Z1 is OSO3M or SO3M where M is cation.Type: ApplicationFiled: September 16, 2004Publication date: December 29, 2005Applicant: Fuji Photo Film Co., Ltd.Inventors: Shoji Yasuda, Yoshihisa Tsukada
-
Publication number: 20050208440Abstract: A photothermographic material which comprises an image forming layer provided on at least one side of the face of a support, the image forming layer containing a photosensitive silver halide, a nonphotosensitive organic acid silver salt, a reducing agent, a polyhalogenated compound, and a binder, wherein an outermost layer which is the furthermost from the support is provided on the side of the face having the aforementioned image forming layer with respect to the support, and the outermost layer contains a binder, and wherein the binder in the outermost layer contains an aqueous dispersion of a polymer having at least one crosslinked structure.Type: ApplicationFiled: March 14, 2005Publication date: September 22, 2005Inventors: Keiichi Suzuki, Yoshihisa Tsukada