Antistatic Agent Containing Patents (Class 430/527)
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Patent number: 11905429Abstract: Coatable compositions for formation of ink-receptive layers, which may be aqueous suspensions, comprise a mixture of: a) 8.0-75 wt % (based on the total weight of a), b), c), and d)) of colloidal silica particles having an average particle size of 2.0-150 nm; b) 10-75 wt % of one or more polyester polymers; c) 10-75 wt % of one or more polymers selected from the group consisting of polyurethane polymers and (meth)acrylate polymers; and d) 0-10 wt % of one or more crosslinkers. Ink-receptive layers, which may exhibit high gloss and high ink anchoring are also provided, as are constructions comprising such layers. Porous solids are also provided, comprising: a) 8.0-75 wt % of colloidal silica particles having an average particle size of 2.0-150 nm; and b) one or more water dispersible polymers.Type: GrantFiled: November 16, 2018Date of Patent: February 20, 2024Assignee: 3M Innovative Properties CompanyInventors: Rachna Khurana, Maciej P. Pietras, Benjamin R. Coonce, Naiyong Jing
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Patent number: 11075385Abstract: The present invention is to provide a negative electrode active material for nonaqueous secondary batteries, which prevents increase in negative electrode resistance and improves initial charge/discharge efficiency and the effect of preventing gas generation and which is excellent in cycle characteristics. The present invention relates to a negative electrode active material for nonaqueous secondary batteries, which comprises an active material (A) capable of occluding and releasing lithium ions and an organic compound (B), wherein the organic compound (B) has a basic group and a lithium ion-coordinating group, and has a specific structure (S).Type: GrantFiled: August 14, 2014Date of Patent: July 27, 2021Assignee: MITSUBISHI CHEMICAL CORPORATIONInventors: Yuuya Arikawa, Teruyuki Okayasu, Rie Fujita, Aoi Sakai, Naomi Fujimori, Nobuhiko Ueno, Naoto Maru
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Patent number: 9637559Abstract: Provided are an emulsifier derived from sugar polymer capable of successfully emulsifying even unsaturated oil, a production method therefore, and a production method for emulsion using the emulsifier. This emulsifier can be obtained by a production method including an emulsification improving step of improving the emulsification of sugar polymer particles dispersed in water. In this emulsification improving step, the emulsification of sugar polymer particles can be improved by an action of an emulsification aid that is at least water-soluble one kind selected from salts, an amphiphilic agent, saccharides, an organic acid, and an amino acid. Alternatively, the emulsification of sugar polymer particles can be improved by storing the sugar polymer particles dispersed in water at a low temperature of 10° C. or lower.Type: GrantFiled: August 31, 2011Date of Patent: May 2, 2017Assignee: KANAGAWA UNIVERSITYInventors: Kazuo Tajima, Yoko Imai, Kaori Toyoda
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Patent number: 9346959Abstract: A non-aqueous dispersion comprising the dispersion polymerization reaction product of an ethylenically unsaturated monomer and a nonlinear, random acrylic polymer stabilizer wherein the polymerization reaction product comprises epoxy functionality is disclosed. Related coatings, methods, and substrates are also disclosed.Type: GrantFiled: March 5, 2012Date of Patent: May 24, 2016Assignee: PPG Industries Ohio, Inc.Inventors: Susan F. Donaldson, Anthony M. Chasser, Mary Ann M. Fuhry, Wei Wang, Dennis A. Simpson
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Patent number: 9309147Abstract: The invention relates to a coating of glass with thermochromic vanadium dioxide. The coloration of the vanadium dioxide is shifted from bronze to neutral (colorless) by a doping with alkaline earth metals, for example Ca, Sr and Br. The thermochromic effect is maintained at the same time.Type: GrantFiled: June 19, 2013Date of Patent: April 12, 2016Assignee: JUSTUS-LIEBIG-UNIVERSITAET GIESSENInventors: Bruno K. Meyer, Angelika Polity, Marc Konstantin Dietrich
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Patent number: 9310523Abstract: A laminate according to an embodiment of the present invention includes: a resin substrate; a polyvinyl alcohol-based resin layer formed on one side of the resin substrate; and an antistatic layer formed on another side of the resin substrate and comprising a binder resin and a conductive material. The binder resin includes a polyurethane-based resin; the antistatic layer has an arithmetic average surface roughness Ra of 10 nm or more; and the conductive material includes a conductive polymer.Type: GrantFiled: August 20, 2013Date of Patent: April 12, 2016Assignee: NITTO DENKO CORPORATIONInventors: Satoru Kunikata, Hitoshi Kitagishi, Minoru Miyatake
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Patent number: 9248629Abstract: A laminated polyester film provided on at least one side with layer (X) made from acrylic urethane copolymer resin (A), isocyanate compound (B), epoxy compound (C), compound (d-1) having a polythiophene structure and compound (d-2) having an anion structure, wherein the layer (X) has a continuous phase structure.Type: GrantFiled: March 2, 2012Date of Patent: February 2, 2016Assignee: Toray Industries, Inc.Inventors: Masami Ogata, Yu Abe, Yasushi Takada
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Patent number: 8772018Abstract: The invention relates generally to solid supports for chromatography. In specific embodiments the invention provides for solid supports suitable for affinity chromatography along with methods, systems and kits which use the same.Type: GrantFiled: July 7, 2008Date of Patent: July 8, 2014Assignee: EMD Millipore CorporationInventors: Nanying Bian, Senthil Ramaswamy, Neil Soice, Chen Wang, Yuan Wong
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Patent number: 8481252Abstract: Silver halide photographic photosensitive materials are disclosed. A silver halide photographic photosensitive material has a support, and on or above the support, a red-sensitive silver halide emulsion layer, a first interlayer, a green-sensitive silver halide emulsion layer, a second interlayer, and a blue-sensitive silver halide emulsion layer in this order from the support, wherein the first interlayer includes a chelating agent and another silver halide photographic photosensitive material has, in the following order, a support, and provided on or above the support, a first interlayer containing a chelating agent, a blue-sensitive silver halide emulsion layer, a second interlayer, a red-sensitive silver halide emulsion layer, a third interlayer, a green-sensitive silver halide emulsion layer, and a protective layer.Type: GrantFiled: November 27, 2009Date of Patent: July 9, 2013Assignee: FUJIFILM CorporationInventors: Hiroya Yoshioka, Hidekazu Sakai, Shigeru Shibayama
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Patent number: 8313892Abstract: Technologies to form fine resist patterns consistently by solving the problem of poor patterning influenced by a resist-protecting film, are provided. A layer made of a resist (resist layer) is formed on a substrate, a resist-protecting film comprising an antistatic resin and a photo-acid generating agent is formed on the resist layer, and active-energy rays are selectively irradiated over the resist-protecting film, so that a resist pattern is formed by developing the resist.Type: GrantFiled: February 7, 2005Date of Patent: November 20, 2012Assignee: Fujitsu LimitedInventor: Junichi Kon
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Patent number: 8178281Abstract: It is an object of the present invention to improve sensitivity of a resist made from hydrosilsesquioxane when a pattern is formed in the resist by irradiation with a charged particle beam. The method for improving sensitivity of a resist of the present invention is a method to improve sensitivity of a resist formed from hydrosilsesquioxane to a charged particle beam when a pattern is formed in the resist by irradiation with a charged particle beam, and is characterized by including prebaking a resist formed from hydrosilsesquioxane and applied onto a substrate at t° C. (20?t?300), applying a composition containing a water-soluble conductive polymer compound to a charged particle beam irradiation surface of the prebaked resist, baking the thus applied composition at T° C. (0?T<t+40) and then irradiating the resist with a charged particle beam.Type: GrantFiled: August 20, 2009Date of Patent: May 15, 2012Assignee: Showa Denko K.K.Inventors: Hirofumi Ohki, Ayako Nishioka, Takashi Ohkubo
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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: 7799392Abstract: A color filter substrate includes a substrate, a black matrix that defines cell areas on a substrate and prevents light leakage, a color filter formed in the cell areas defined by the black matrix, and a conductive thin film formed on the rear surface of the substrate for preventing the generation of static electricity, wherein the conductive thin film is formed of a photo-resist containing a conductive material.Type: GrantFiled: May 30, 2006Date of Patent: September 21, 2010Assignee: LG Display Co., Ltd.Inventor: Sang Soon Yoon
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Patent number: 7795034Abstract: The present invention discloses a method for measuring an amount of an objective component to be measured in a sample, which comprises; preventing an electric charge in an atmosphere in a photometry chamber from transferring to the surface of a solution which generates light due to an energy variation of a substance induced by the objective component in the sample, measuring value of the light, and determining an amount of the objective component in the sample on the basis of the measured value thus obtained, and an instrument used for the method. According to the present invention, in measurement of an objective component in a sample using a spectrophotometer, problems such as between-day variation of signal values or increase of background value, etc. can be solved, and a trace component can be measured in high accuracy and high sensitivity.Type: GrantFiled: June 21, 2004Date of Patent: September 14, 2010Assignee: Wako Pure Chemical Industries, Ltd.Inventors: Takashi Fujita, Sachiko Yamamoto, Hiroyuki Yamada, Wataru Akahane
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Patent number: 7662540Abstract: The present invention aims to provide a pattern forming material that is capable of suppressing generation of wrinkles and static electric charge on a substrate in a lamination step in which the pattern forming material is laminated on the substrate as well as capable of forming a fine and precise pattern; a pattern forming apparatus provided with the pattern forming material; and a pattern forming process using the pattern forming material. To this end, the present invention provides a pattern forming material having a support, a photosensitive layer, and a protective film, the photosensitive layer and the protective film being formed in this order on the support, wherein the number of fish-eyes each having an area of 2,000?m2 or more and a maximum height measured from the film surface of 1?m to 7?m residing in the protective film is 50/m2 to 1,000/m2.Type: GrantFiled: September 5, 2005Date of Patent: February 16, 2010Assignee: FUJIFILM CorporationInventors: Masanobu Takashima, Shinichiro Serizawa
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Patent number: 7521173Abstract: The present invention relates to an extruded imaging element comprising an extruded support bearing an extruded image receiving layer and an extruded antistatic tie layer between the extruded support and the extruded image receiving layer, wherein the extruded tie layer absorbs less than 3 weight % of moisture at 80% RH and 70 F (22.78° C.) comprises 5-30% polyether-containing antistatic material in a matrix polymer, and a method for making the same.Type: GrantFiled: March 8, 2007Date of Patent: April 21, 2009Assignee: Eastman Kodak CompanyInventors: Narasimharao Dontula, Terry A. Heath, Somsack Chang
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Patent number: 7514206Abstract: Thermally developable materials including photothermographic and thermographic materials have a buried conductive backside layer comprising one or more binder polymers in which are dispersed each of at least two types of conductive materials: (1) nanoparticles of one or more conductive metal compounds, and (2) one or more organic solvent soluble inorganic alkali metal salt antistatic compounds. These buried conductive backside coatings provide conductivity that is affected minimally by humidity.Type: GrantFiled: April 13, 2006Date of Patent: April 7, 2009Assignee: Carestream Health, Inc.Inventors: Thomas J. Ludemann, Gary E. LaBelle, Thomas J. Kub, Kumars Sakizadeh, Sharon M. Simpson
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Patent number: 7510821Abstract: A silver halide photographic light-sensitive material for movie subtitles, includes: a transparent support; and at least one light-sensitive layer and at least one light-insensitive layer, directly or indirectly on the transparent support, wherein the at least one light-insensitive layer comprises at least one kind of a silicone oil.Type: GrantFiled: October 19, 2007Date of Patent: March 31, 2009Assignee: Fujifilm CorporationInventors: Shin Soejima, Shinichi Teramae, Hiroshige Nakamura
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Publication number: 20080220353Abstract: The present invention relates to an extruded imaging element comprising an extruded support bearing an extruded image receiving layer and an extruded antistatic tie layer between the extruded support and the extruded image receiving layer, wherein the extruded tie layer absorbs less than 3 weight % of moisture at 80% RH and 70 F (22.78° C.) comprises 5-30% polyether-containing antistatic material in a matrix polymer, and a method for making the same.Type: ApplicationFiled: March 8, 2007Publication date: September 11, 2008Inventors: Narasimharao Dontula, Terry A. Heath, Somsack Chang
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Patent number: 7422843Abstract: A silver halide color photographic light-sensitive material for movie, containing, on a side of a transmission-type support, yellow-, cyan- and magenta-color-forming light-sensitive silver halide emulsion layers and a non-light-sensitive hydrophilic colloidal layer, in which the non-light-sensitive hydrophilic colloidal layer contains a solid fine-particle dispersion of a specific dye; and in which a surface resistance value of a surface of the material opposite to the side where the silver halide emulsion layers are provided, satisfies expression (S) and expression (T) described below: 0.3?(SR2?SR1)?3.0 ??Expression (S) 9.0?SR1?12.7 wherein SR1 and SR2 represent each of the logarithm of the surface resistance values before and after the material is subjected to a color developing treatment.Type: GrantFiled: March 26, 2007Date of Patent: September 9, 2008Assignee: FUJIFILM CorporationInventors: Shin Soejima, Hidekazu Sakai, Shinji Tanaka
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Patent number: 7375150Abstract: An antistatic composition that is excellent in thermo stability, is free from the problem of bleeding-out, exhibits its effect independently of humidity, has immediate effectiveness, and also exhibits excellent and persistent antistatic properties, and a method for producing the composition are provided. The antistatic composition comprises a predetermined alkali metal salt or alkaline earth metal salt, and resin.Type: GrantFiled: May 1, 2002Date of Patent: May 20, 2008Assignee: Sanko Chemical Industry Co., Ltd.Inventor: Noriaki Fujihana
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Patent number: 7354648Abstract: A non-stick coating includes fluoropolymer and electrically conductive mica. The coating may be used on rollers in printing machines to help dissipate static electricity.Type: GrantFiled: October 4, 2004Date of Patent: April 8, 2008Assignee: Akzo Nobel Non-Stick CoatingsInventor: Thomas J. Bate
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Patent number: 7306900Abstract: A silver halide color photosensitive material comprising at least one layer containing at least one compound selected from a group consisting of the following type 1 and type 2, and at least one layer containing at least one fluorine compound represented by the following general formula (A): (Type 1) Compound which undergoes a one-electron oxidation so as to form a one-electron oxidation product capable of, through subsequent bond cleavage reaction, releasing one or more electrons; (Type 2) Compound which undergoes a one-electron oxidation so as to form a one-electron oxidation product capable of, after subsequent bond formation reaction, releasing one or more electrons; Rf?X-M:??General formula (A) wherein Rf represents an alkyl group having 1 to 6 carbons which is substituted with at least one fluorine atom, X represents a divalent coupling group or a single bond, and M represents an anionic group, a cationic group or a betaine group.Type: GrantFiled: September 29, 2006Date of Patent: December 11, 2007Assignee: FUJIFILM CorporationInventor: Koichi Yokota
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Patent number: 7258968Abstract: Thermally developable materials including photothermographic and thermographic materials having a buried conductive backside layer comprising one or more binder polymers, and an antistatic compound that is an organic solvent soluble alkali metal salt of any of a perfluorinated aliphatic carboxylic acid having 2 or 3 carbon atoms, a perfluorinated aliphatic sulfonate, or a tetrafluoroborate, provide antistatic coatings that exhibit little dependence on humidity.Type: GrantFiled: April 13, 2006Date of Patent: August 21, 2007Assignee: Carestream Health, Inc.Inventors: Gary E. LaBelle, Thomas J. Ludermann, Kumars Sakizadeh, Thomas J. Kub
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Patent number: 7229738Abstract: Disclosed is a silver halide photographic light-sensitive material comprising at least one silver halide emulsion layer on a support, which contains a fluorine compound having two or more fluorinated alkyl groups having two or more carbon atoms and 11 or less fluorine atoms and having at least one of an anionic hydrophilic group and a nonionic hydrophilic group, and has a characteristic curve drawn in orthogonal coordinates of logarithm of light exposure (x-axis) and optical density (y-axis) using equal unit lengths for the both axes, on which gamma is 5.0 or more for the optical density range of 0.3-3.0. There is provided a silver halide photographic light-sensitive material that provides high sensitivity, high contrast, favorable half tone dot quality and superior storage stability.Type: GrantFiled: January 30, 2003Date of Patent: June 12, 2007Assignee: Fujifilm CorporationInventors: Shoji Yasuda, Terukazu Yanagi
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Patent number: 7229752Abstract: A photothermographic imaging material containing a support having thereon: (i) a photosensitive layer containing photosensitive silver halide grains, light-insensitive organic silver salt grains, a binder, and a reducing agent for silver ions; and (ii) one or more non-photosensitive layers, wherein a powder compound which is preliminarily dried at a lower temperature than a temperature used for thermal development is incorporated in the photosensitive layer or in the non-photosensitive layer.Type: GrantFiled: August 2, 2005Date of Patent: June 12, 2007Assignee: Konica Minolta Medical & Graphic, Inc.Inventors: Koji Kuwano, Takayuki Sasaki
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Patent number: 7226728Abstract: The present invention provides a photothermographic material having: a support and an image-forming layer including a photosensitive silver halide, a non-photosensitive organic silver salt, a reducer, and a binder on at least one surface of the support, wherein the photothermographic material further contains a dye having a half breadth of 100 nm or less at a maximum absorbance peak, and 50 mass % or more of a binder in an outermost layer on a dye-containing surface is a polymer latex.Type: GrantFiled: September 12, 2005Date of Patent: June 5, 2007Assignee: Fujifilm CorporationInventor: Rikio Inoue
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Patent number: 7195864Abstract: A silver halide photographic light-sensitive material and an aqueous coating composition, each containing at least one compound represented by formula (1): in which, in formula (1), A1 and A2 each independently represent a hydrogen atom or a fluorine atom, x and y each independently represent an integer of from 1 to 6, L1 and L2 each independently represent —CH2— or —CH2OCH2—, z represents the number of from 1 to 60, R1 and R2 each independently represent a hydrogen atom or a substituent, and R3, R4, R5 and R6 each independently represent a hydrogen atom, a methyl group or a hydroxymethyl group.Type: GrantFiled: December 22, 2004Date of Patent: March 27, 2007Assignee: Fuji Photo Film Co., Ltd.Inventors: Terukazu Yanagi, Katsuhiko Kanazawa
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Patent number: 7166421Abstract: Black-and-white, aqueous-based, silver halide-containing photothermographic materials have increased stability both prior to use and after imaging with the incorporation of at least 0.005 g/m2 of a tetrafluoroborate salt.Type: GrantFiled: December 29, 2004Date of Patent: January 23, 2007Assignee: Eastman Kodak CompanyInventors: Sharon M. Simpson, Kumars Sakizadeh, Leif P. Olson
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Patent number: 7160675Abstract: The invention is directed to a paper support for photographic printing paper having a topside and a backside, at least said topside being provided with a pigmented coating based on clay and/or other pigment, said coating having a clay content of less than 3.3 g/m2, which topside of the pigmented coating has an average surface roughness RA of 1.0 ?m or less, and is provided with at least one pigmented polymer resin layer.Type: GrantFiled: October 2, 2002Date of Patent: January 9, 2007Assignee: Fuji Photo Film B.V.Inventors: Rene Nicolaas Govers, Ieke Gerke De Vries
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Patent number: 7157220Abstract: The present invention provides a silver halide photosensitive material and a photothermographic material having, on at least one side of a support, at least a photosensitive silver halide, a non-photosensitive organic silver salt, and a reducing agent for the organic silver salt, wherein the silver halide photosensitive material and the photothermographic material contain a phthalocyanine compound represented by the following formula (PC-1): wherein, M represents a hydrogen atom or a metal atom; R1, R4, R5, R8, R9, R12, R13, and R16 each independently represent a hydrogen atom or a substituent; at least one of R1, R4, R5, R8, R9, R12, R13, and R16 represents an electron-attracting group; and R2, R3, R6, R7, R10, R11, R14, and R15 each independently represent a hydrogen atom or a substituent.Type: GrantFiled: March 7, 2005Date of Patent: January 2, 2007Assignee: FUJIFILM CorporationInventors: Seiichi Yamamoto, Masahiko Taniguchi, Yasuhiro Yoshioka, Takanori Hioki, Hideo Hanawa
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Patent number: 7153636Abstract: Thermally developable materials including photothermographic and thermographic materials have an outermost backside layer that includes a combination of a polysiloxane and a smectite clay that has been modified with a quaternary ammonium compound. The resulting outermost backside layers exhibit improved abrasion resistance. The materials can also include conductive layers underneath the outermost backside layer.Type: GrantFiled: August 1, 2005Date of Patent: December 26, 2006Assignee: Eastman Kodak CompanyInventors: Thomas J. Ludemann, Gary E. LaBelle, Roland J. Koestner, Thomas J. Kub, Karissa L. Eckert
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Patent number: 7153620Abstract: The present invention relates to an antistatic article comprising a substrate or support having thereon at least one antistatic layer, wherein the antistatic layer comprises a conductive material having areas of patterned coverage. The present invention also relates to a display comprising a substrate having an electrically modulated imaging layer thereon, at least one electrically conductive layer, and at least one transparent antistatic layer, wherein said antistatic layer comprises a conductive material having areas of patterned coverage.Type: GrantFiled: May 6, 2004Date of Patent: December 26, 2006Assignee: Eastman Kodak CompanyInventors: Peter T. Aylward, Debasis Majumdar
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Patent number: 7144525Abstract: An elastic member of a semiconductive polymer comprising a conductive composition containing a conductive polymer and binder polymer, wherein the elastic member satisfies both characteristics of (A) a variation of 1.5 digit or less between the electrical resistance at an applied voltage of 1V and the electrical resistance at an applied voltage of 133V under an environment of 25° C. and 50% RH, and (B) a variation of one digit or less between the electrical resistance at an applied voltage of 10V under an environment of 15° C. and 10% RH and the electrical resistance at an applied voltage of 10V under an environment of 35° C. and 85% RH.Type: GrantFiled: August 28, 2002Date of Patent: December 5, 2006Assignee: Tokai Rubber Industries, Ltd.Inventors: Hitoshi Yoshikawa, Akitoshi Nozawa, Satoshi Suzuki, Kunio Ito
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Patent number: 7118836Abstract: A substantially transparent conductive layer on a support, the layer comprising an intrinsically conductive polymer e.g. containing an intrinsically conductive polymer optionally containing structural units represented by formula (I): wherein n is larger than 1 and each of R1 and R2 independently represents hydrogen or an optionally substituted C1-4 alkyl group or together represent an optionally substituted C1-4 alkylene group or an optionally substituted cycloalkylene group, preferably an ethylene group, an optionally alkyl-substituted methylene group, an optionally C1-12 alkyl- or phenyl-substituted ethylene group, a 1,3-propylene group or a 1,2-cyclohexylene group; and a conductive metal non-uniformly distributed therein and forming of itself a conductive entity; a process for preparing the transparently conductive layer; and light emitting diodes, photovoltaic devices, transistors and electroluminescent devices comprising the above-described conductive layer.Type: GrantFiled: August 19, 2003Date of Patent: October 10, 2006Assignee: Agfa GevaertInventor: Hieronymus Andriessen
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Patent number: 7105284Abstract: Thermally developable materials including photothermographic and thermographic materials having an outermost backside layer that includes amorphous silica particles having a narrow particle size distribution. The narrower particle size distribution provides reduced haze and increased surface roughness that reduces blocking and machine feeding at comparable weight percent. The materials can also include conductive layers underneath the outermost backside layer.Type: GrantFiled: March 17, 2005Date of Patent: September 12, 2006Assignee: Eastman Kodak CompanyInventors: Darlene F. Philip, Thomas J. Ludemann, Roland J. Koestner, Gary E. LaBelle
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Patent number: 7105285Abstract: A silver halide color photosensitive material comprises a blue-sensitive layer, a green-sensitive layer, a red-sensitive layer and a non-light-sensitive layer on a support. The silver halide color photosensitive material contains a compound selected from the following type 1 and type 2 compounds, and wherein the blue-sensitive layer meets the relationship of the following formula (I): SB(370 nm)/SB(420 nm)<0.Type: GrantFiled: September 23, 2004Date of Patent: September 12, 2006Assignee: Fuji Photo Film Co., Ltd.Inventors: Toshitaka Ninomiya, Kiyoshi Morimoto, Koichi Yokota, Masahiko Taniguchi, Terukazu Yanagi
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Patent number: 7101659Abstract: A photographic element is described comprising a support bearing at least one blue light sensitive silver halide emulsion layer and an ultraviolet filter layer above the light sensitive layer, wherein the ultraviolet filter layer comprises an ultraviolet absorbing dibenzoylmethane compound of formula (I) where R1 through R5 are each independently hydrogen, halogen, nitro, or hydroyxl, or further substituted or unsubstituted alkyl, alkenyl, aryl, alkoxy, acyloxy, ester, carboxyl, alkyl thio, aryl thio, alkyl amine, aryl amine, alkyl nitrile, aryl nitrile, arylsulfonyl, or 5–6 member heterocycle ring groups. The present invention describes photographic elements that include materials that deliver a preferred UV absorption spectrum that provides adequate spark protection, and minimizes UV radiation incident on the element during camera exposure so that accurate color rendition can be achieved, while maximizing photographic speed in the blue record.Type: GrantFiled: July 1, 2005Date of Patent: September 5, 2006Assignee: Eastman Kodak CompanyInventors: Paul L. Zengerle, Kurt M. Schroeder, Rebecca A. Ott, Efrain O. Morales
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Patent number: 7087351Abstract: The present invention relates to a display comprising at least one substrate having at least one electrically modulated imaging layer thereon, at least one patterned electrically conductive layer, and at least one antistatic layer.Type: GrantFiled: September 29, 2004Date of Patent: August 8, 2006Assignee: Eastman Kodak CompanyInventors: Peter T. Aylward, Debasis Majumdar, Hwei-Ling Yau, William J. Durkin, Donald O. Bigelow, Daniel A. Slater, Kelly S. Robinson
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Patent number: 7083885Abstract: The present invention relates to an antistatic article comprising a substrate or support having thereon at least one antistatic layer, wherein the antistatic layer comprises a conductive material having areas of patterned coverage.Type: GrantFiled: September 23, 2003Date of Patent: August 1, 2006Assignee: Eastman Kodak CompanyInventors: Peter T. Aylward, Debasis Majumdar, Robert C. Daly, Kelly S. Robinson, Barry A. Fitzgerald, Paul A. Christian
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Patent number: 7078146Abstract: Disclosed are a planographic printing plate material comprising a plastic sheet support, and provided thereon, a hydrophilic layer, a silver halide emulsion layer, a physical developing nucleus-containing layer, and a backing layer, wherein the hydrophilic layer, the silver halide emulsion layer, and the physical developing nucleus-containing layer are provided on one side of the support, and the backing layer is provided on the other side of the sheet opposite the silver halide emulsion layer, and wherein a surface on the backing layer side has a specific resistance of from 1×1011 to 1×1013 ?, and a coefficient of dynamic friction of from 0.15 to 0.6, the coefficient of dynamic friction being one of the surface on the backing layer side to a stainless steel surface.Type: GrantFiled: May 25, 2004Date of Patent: July 18, 2006Assignee: Konica Minolta Medical & Graphic, Inc.Inventor: Takeshi Sampei
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Patent number: 7067242Abstract: Backside conductive layers with increased conductive efficiency can be provided for thermally developable materials by formulating hydrophilic metal oxide clusters in a hydrophobic environment using low shear mixing conditions. The dry thickness and coating weight of the conductive layer are thereby reduced.Type: GrantFiled: October 29, 2004Date of Patent: June 27, 2006Assignee: Eastman Kodak CompanyInventors: Thomas J. Ludemann, Gary E. LaBelle, Roland J. Koestner, Samuel Chen
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Patent number: 7063941Abstract: A photothermographic emulsion is prepared by chemically sensitizing silver halide grains by oxidative decomposition of an organic sulfur-containing compound on or around the silver halide grains. This procedure uses a unique sequence of steps and provides increased photographic speed and manufacturing reproducibility. The resulting photothermographic emulsion can be used to prepare photothermographic materials.Type: GrantFiled: December 9, 2003Date of Patent: June 20, 2006Assignee: Eastman Kodak CompanyInventors: Lilia P. Burleva, Mark C. Skinner, Kumars Sakizadeh, Sharon M. Simpson
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Patent number: 7056651Abstract: Thermally developable materials for thermography or photothermography have imaging layers on one or both sides of the support. Buried conductive underlayers are disposed under these imaging layers on one or both sides of the support, and these conductive underlayers include conductive metal oxide(s) and optionally a smectite clay or lithium salt.Type: GrantFiled: April 18, 2005Date of Patent: June 6, 2006Assignee: Eastman Kodak CompanyInventors: Sharon M. Simpson, Jon A. Hammerschmidt, Kumars Sakizadeh
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Patent number: 7049055Abstract: Disclosed is a silver halide photographic material containing a non ionic fluorine compound of formula (1) and an anionic fluorine compound of formula (2). The silver halide photographic material has good static resistance and excellent anti static properties. (1): C4F9—CH2CH(OH)CH2—(OCH2CH2)m—OCnH2n+1 wherein m is 15–40; n is 8–24; (2): wherein R11–R13 are H or substitutent; n1 and n2 are 4–8; L11 and L12 are alkylene, alkyleneoxy, or linking group; m11 is 0–1; M1 is cation.Type: GrantFiled: June 10, 2004Date of Patent: May 23, 2006Assignee: Fuji Photo Film Co., Ltd.Inventors: Terukazu Yanagi, Katsuhiko Kanazawa
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Patent number: 7026079Abstract: A process for preparing a substantially transparent conductive layer configuration on a support, the layer configuration comprising in any order at least a first layer containing an intrinsically conductive polymer optionally containing structural units represented by formula (I): wherein n is larger than 1 and each of R1 and R2 independently represents hydrogen or an optionally substituted C1-4 alkyl group or together represent an optionally substituted C1-4 alkylene group or an optionally substituted cycloalkylene group, preferably an ethylene group, an optionally alkyl-substituted methylene group, an optionally C1-12 alkyl- or phenyl-substituted ethylene group, a 1,3-propylene group or a 1,2-cyclohexylene group; and a second layer consisting of a non-continuous layer of conductive silver, the process comprising the step of: preparing the second layer by a photographic process; and light emitting diodes, photovoltaic devices, transistors and electroluminescent devices comprising a layer configuration prType: GrantFiled: August 21, 2003Date of Patent: April 11, 2006Assignee: AGFA GevaertInventors: Frank Louwet, Tom Cloots, Hieronymus Andriessen
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Patent number: 7022471Abstract: An organic silver salt dispersion containing: light-insensitive organic silver salt grains; photosensitive silver halide grains; a solvent; and a binder for dispersion, wherein the organic silver salt is prepared by using: (i) an alkaline metal salt of an organic acid other than a sodium salt; and (ii) a water soluble silver compound, and the binder is a polyvinyl acetal resin having a polymerization degree of 250 to 1000 and prepared by acetal forming reaction of a polyvinylalcohol with an aldehyde.Type: GrantFiled: August 19, 2004Date of Patent: April 4, 2006Assignee: Konica Minolta Medical & Graphic Inc.Inventor: Kenji Ohnuma
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Patent number: 7022467Abstract: Backside conductive layers with increased conductive efficiency can be provided for thermally developable materials by providing a buried conductive coating containing a lower molecular weight polyvinyl acetal binder (that is, a molecular weight of at least 8,000 and less than 30,000).Type: GrantFiled: November 30, 2004Date of Patent: April 4, 2006Assignee: Eastman Kodak CompanyInventors: Thomas J. Ludemann, Roland J. Koestner, Gary E. LaBelle, Darlene F. Philip
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Patent number: 7018787Abstract: Thermally developable materials such as photothermographic and thermographic materials have a backside conductive layer with increased conductive efficiency. This backside conductive layer is a buried conductive coating and is overcoated with a layer that contains a smectite clay modified with a quaternary ammonium compound.Type: GrantFiled: November 30, 2004Date of Patent: March 28, 2006Assignee: Eastman Kodak CompanyInventors: Thomas J. Ludemann, Gary E. LaBelle, Darlene F. Philip, Thomas C. Geisler
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Patent number: 7005251Abstract: A silver salt photothermographic dry imaging material including non-photosensitive aliphatic carboxylic acid silver salts; a photosensitive emulsion containing photosensitive silver halide grains; a silver ion reducing agent; a binder; and a cyan coloring leuco dye. A percentage of the photosensitive silver halide grains having a mean particle size of 0.01 or more ?m and 0.04 ?m or less is 5% or more by mass and 50% or less by mass of total photosensitive silver halide grains by conversion into a silver amount.Type: GrantFiled: November 20, 2003Date of Patent: February 28, 2006Assignee: Konica Minolta Holdings, Inc.Inventors: Hiroshi Kashiwagi, Narito Goto