Patents Issued in February 18, 2014
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Patent number: 8652705Abstract: A solid polymer electrolyte membrane having a first surface and a second surface opposite the first surface, where the solid polymer electrolyte membrane has a failure force greater than about 115 grams and comprises a composite membrane consisting essentially of (a) at least one expanded PTFE membrane having a porous microstructure of polymeric fibrils, and (b) at least one ion exchange material impregnated throughout the porous microstructure of the expanded PTFE membrane so as to render an interior volume of the expanded PTFE membrane substantially occlusive; (c) at least one substantially occlusive, electronically insulating first composite layer interposed between the expanded PTFE membrane and the first surface, the first composite layer comprising a plurality of first carbon particles supporting a catalyst comprising platinum and an ion exchange material.Type: GrantFiled: September 26, 2005Date of Patent: February 18, 2014Assignee: W.L. Gore & Associates, Inc.Inventors: Thomas Berta, William Shamrock, Wen Liu
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Patent number: 8652706Abstract: A polymer electrolyte membrane for a fuel cell includes a polymer matrix comprising a cross-linked curable oligomer with nano-sized proton conductive polymer particles in the polymer matrix. The curable oligomer may include unsaturated functional groups at each end of a chain, and may further include 3 to 14 ethylene oxides. The proton conductive polymer nano particles may include fluorine-based proton conductive polymer nano particles, non-fluorine-based proton conductive polymer nano particles, hydrocarbon-based proton conductive polymer nano particles, and combinations.Type: GrantFiled: November 29, 2006Date of Patent: February 18, 2014Assignee: Samsung SDI Co., Ltd.Inventor: Min-Kyu Song
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Patent number: 8652707Abstract: Tubular ceramic structures of non-circular cross section, e.g., anode components of tubular fuel cells of non-circular cross section, are manufactured by applying ceramic-forming composition to the external non-circular surface of the heat shrinkable polymeric tubular mandrel component of a rotating mandrel-spindle assembly, removing the spindle from said assembly after a predetermined thickness of tubular ceramic structure of non-circular cross section has been built up on the mandrel and thereafter heat shrinking the mandrel to cause the mandrel to separate from the tubular ceramic structure of non-circular cross section.Type: GrantFiled: September 1, 2011Date of Patent: February 18, 2014Assignee: WATT Fuel Cell Corp.Inventors: Caine Finnerty, Benjamin Emley
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Patent number: 8652708Abstract: A fluid flow plate of a fuel cell includes a main body and a supporting frame. The main body includes a plurality of fluid channels and an opening, wherein the fluid channels converge at the opening. The supporting frame, mounted on the periphery of the opening, is annular shaped and frames the fluid channels. The supporting frame includes a pair of supporting walls respectively disposed on two sides of the fluid channels.Type: GrantFiled: April 29, 2010Date of Patent: February 18, 2014Assignee: Industrial Technology Research InstituteInventors: Huan-Ruei Shiu, Chi-Chang Chen, Shiqah-Ping Jung, Wen-Chen Chang, Fanghei Tsau
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Patent number: 8652709Abstract: Methods of sealing a bipolar plate supported solid oxide fuel cell with a sealed anode compartment are provided. The solid oxide fuel cell includes a cathode, an electrolyte, and an anode, which are supported on a metallic bipolar plate assembly including gas flow fields and the gas impermeable bipolar plate. The electrolyte and anode are sealed into an anode compartment with a metal perimeter seal. An improved method of sealing is provided by extending the metal seal around the entire perimeter of the cell between an electrolyte and the bipolar plate to form the anode compartment. During a single-step high temperature sintering process the metal seal bonds to the edges of the electrolyte and anode layers, the metal foam flow field and the bipolar plate to form a gastight containment.Type: GrantFiled: November 11, 2009Date of Patent: February 18, 2014Assignee: UChicago Argonne, LLCInventors: John David Carter, Joong-Myeon Bae, Terry Alan Cruse, James Michael Ralph, Deborah J. Myers
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Patent number: 8652710Abstract: In a lithographic device manufacturing method, sub-resolution assist features are provided to equalize the intensities of the diffraction orders that form the image of the pattern on the substrate. In the case of bright lines against a dark field used with a positive tone resist for forming trenches at or near resolution, the assist features may comprise narrow lines equidistantly between the feature lines. In this way an improvement of exposure latitude may be obtained without reduction of DOF.Type: GrantFiled: May 25, 2007Date of Patent: February 18, 2014Assignee: ASML Netherlands B.V.Inventor: Gerald Dicker
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Patent number: 8652711Abstract: There is provided a pellicle in which the mask-bonding agglutinant layer has the adhesion strength of 1 N/m through 100 N/m, preferably 4 N/m through 80 N/m, and more preferably the agglutinant layer has a facial flatness of 15 micrometers or smaller, and still more preferably the membrane-bonding adhesive layer has a facial flatness of 15 micrometers or smaller: for the purpose of better preventing the pellicle frame from affecting the mask to deform.Type: GrantFiled: November 15, 2011Date of Patent: February 18, 2014Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Toru Shirasaki
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Patent number: 8652712Abstract: A photoacid generator P+ A? comprises (a) an antenna group P+ comprising atoms with high EUV photoabsorption cross-sections according to FIG. 1 and A? anions; or (b) an antenna group P+ and A? comprising anions with low photoabsorption cross-sections for EUV; or (c) an antenna group P+, comprising atoms with high EUV photoabsorption cross-sections according to FIG. 1 and A? comprising anions with low photoabsorption cross-sections for EUV. Novel compounds comprise DTFPIO PFBuS, and DTBPIO CN5.Type: GrantFiled: February 25, 2011Date of Patent: February 18, 2014Assignee: International Business Machines CorporationInventor: Martin Glodde
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Patent number: 8652713Abstract: A furan derivative represented by the following General Formula (1): where Ar1 and Ar2 each independently represent an aryl group which may have a substituent, and R1 represents a C1-C6 alkylene group.Type: GrantFiled: September 6, 2010Date of Patent: February 18, 2014Assignee: Ricoh Company, Ltd.Inventors: Hongguo Li, Kazukiyo Nagai, Tetsuro Suzuki, Yuuji Tanaka
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Patent number: 8652714Abstract: The present invention provides an electrophotographic photoconductor including an intermediate layer having sufficient electron transportability and blocking property and capable of suppressing image defects such as fogging and dots. The electrophotographic photoconductor according to the present invention includes a conductive support, a photosensitive layer disposed on the conductive support, and an intermediate layer disposed between the conductive support and the photosensitive layer, wherein the intermediate layer comprises metal oxide particles and a binder resin. The metal oxide particles are surface-treated with an alkoxysilane oligomer represented by the following Formula (1): SinOn-1(OR1)m(OR2)l??Formula (1) wherein R1 and R2 each individually represents a C1-4 alkyl group; n represents an integer of 2 to 20; and m and l each individually represents an integer of 0 or more and satisfies an equation of m+1=2n+2.Type: GrantFiled: August 27, 2012Date of Patent: February 18, 2014Assignee: Konica Minolta Business Technologies, Inc.Inventors: Shinichi Hamaguchi, Tomoo Sakimura, Mayuko Matsusaki
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Patent number: 8652715Abstract: An overcoat containing a copolymer of a first propylene monomer and a second hydrophilic monomer provides superior wear resistance and low torque to a photoreceptor.Type: GrantFiled: December 2, 2010Date of Patent: February 18, 2014Assignee: Xerox CorporationInventors: Jin Wu, Lanhui Zhang, Lin Ma, Marc J. Livecchi
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Patent number: 8652716Abstract: Provided is an electrophotographic photoreceptor having a conductive substrate and a photosensitive layer, such that the layer constituting the outermost surface of the photosensitive layer is formed by polymerizing a cross-linkable charge transporting material having a reactive hydroxyl group and a cross-linkable charge transporting material having a reactive alkoxy group, and the ionization potential of the outer surface of the layer constituting the outermost surface is higher by about 0.1 eV or more than the ionization potential of the inner surface of the layer constituting the outermost surface.Type: GrantFiled: August 25, 2011Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., Ltd.Inventors: Masahiro Iwasaki, Jiro Korenaga, Yuko Yamano, Yukimi Kawabata, Daisuke Haruyama
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Patent number: 8652717Abstract: An image bearing member having an electroconductive substrate, a photosensitive layer overlying the electroconductive layer, and a cross-linked surface layer overlying the photosensitive layer, which contains a cross-linked polymer and a first compound consisting essentially of a nitrogen atom and a phenyl group, biphenyl group, and condensed polycyclic hydrocarbon group, or a second compound consisting essentially of a nitrogen atom and hydrogen atoms, halogen atoms, alkyl groups, alkoxy groups, or aryl groups, substituted or non-substituted alkyl groups, substituted or non-substituted alkoxy groups, substituted or non-substituted aralkyl groups, substituted or non-substituted aryl group, substituted or non-substituted alkylene groups, cyano groups, nitro groups, or —OCO?CH2R16, in which R16 represents a hydrogen atom, a substituted or non-substituted alkyl group, a substituted or non-substituted alkoxy group, or a substituted or non-substituted aryl group.Type: GrantFiled: December 19, 2011Date of Patent: February 18, 2014Assignee: Ricoh Company, Ltd.Inventors: Keisuke Shimoyama, Hiroshi Ikuno, Tetsuya Toshine, Tomoharu Asano, Yasuhito Kuboshima, Yuuji Tanaka
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Patent number: 8652718Abstract: Provided is a resin composition containing a pyrylium-based squarylium compound represented by the following Formula (I) and a resin, wherein in Formula (I), each of R1, R2, R3, and R4 independently represents an alkyl group having 2 to 5 carbon atoms.Type: GrantFiled: August 3, 2012Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., Ltd.Inventors: Minquan Tian, Takahiro Ishizuka, Shinji Hasegawa, Makoto Furuki
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Patent number: 8652719Abstract: A set of toners including yellow, cyan, magenta, and black toner, each of which containing a binder resin containing a crystalline resin and a non-crystalline resin, a releasing agent, and a corresponding coloring agent, wherein the following relationship is satisfied: 0.8<EBk/EFc<0.95, where EBk represents the amount of heat of melting (mJ/mg) for the black toner and EFc represents the average amount of heat of melting (mJ/mg) of the yellow toner, magenta toner, and cyan toner from 50° C. to 100° C. at the first temperature rising in differential scanning calorimetry (DSC).Type: GrantFiled: April 18, 2012Date of Patent: February 18, 2014Assignee: Ricoh Company, Ltd.Inventors: Osamu Uchinokura, Satoshi Ogawa, Junichi Awamura, Teruki Kusahara, Daisuke Ito, Daisuke Inoue
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Patent number: 8652720Abstract: Environmentally friendly latex particles are provided which include a gelling agent and a pigment encapsulated in an amorphous resin which may be utilized in forming EA super low melt toners. Methods for providing these resins and toners are also provided.Type: GrantFiled: May 11, 2011Date of Patent: February 18, 2014Assignee: Xerox CorporationInventors: Hadi K. Mahabadi, Ke Zhou, Michelle N. Chretien, Edward Graham Zwartz, Guerino G. Sacripante
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Patent number: 8652721Abstract: A toner is provided including a mother particle and an external additive covering the surface of the mother particle. The mother particle includes a binder resin and a release agent. The external additive includes a hydroxyapatite silica complex porous particle having a number average particle diameter of 160 nm or less.Type: GrantFiled: January 26, 2012Date of Patent: February 18, 2014Assignee: Ricoh Company, Ltd.Inventor: Masayuki Ishii
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Patent number: 8652722Abstract: An electrostatic charge image developing toner contains a binder resin, a release agent, a black colorant, a methylglycine diacetate, and an aluminum element, the content of the methylglycine diacetate is in the range of from 5 ppm to 500 ppm, and the content of the aluminum element is in the range of from 0.07 atomic % to 0.18 atomic % in total element analysis using fluorescent X-rays.Type: GrantFiled: February 15, 2012Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., Ltd.Inventors: Satoshi Yoshida, Tsuyoshi Murakami, Eisuke Iwazaki, Shinya Sakamoto
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Patent number: 8652723Abstract: A toner composition including a colorant-polyester polymer having at least one colorant and at least one polyester resin, an optional non-colorant polyester polymer, an optional additional colorant, an optional wax, and an optional additive, where the colorant is covalently linked to some or all of the polyester resin and the polyester resin is obtained by polymerizing a lactone using an enzyme catalyst. Methods for preparing a toner composition including an emulsion aggregation process.Type: GrantFiled: March 9, 2011Date of Patent: February 18, 2014Assignee: Xerox CorporationInventors: Santiago Faucher, Kimberly D. Nosella, Shigang S. Qiu
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Patent number: 8652724Abstract: The present invention is to provide a toner for developing electrostatic images having a low minimum fixing temperature, and high hot offset resistance and high heat-resistant shelf stability, and a method for producing the toner. Also, the present invention is to provide a toner for developing electrostatic images, comprising a binder resin, a colorant, a release agent and a retention aid, wherein the retention aid is a copolymer of 70 to 98% by weight styrene and 2 to 30% by weight (meth)alkyl acrylate, and the copolymer has a glass transition temperature of 5 to 60° C.Type: GrantFiled: November 23, 2011Date of Patent: February 18, 2014Assignee: Zeon CorporationInventor: Azusa Wada
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Patent number: 8652725Abstract: A toner having toner base particles each of which contains at least a binder resin and a colorant, and silica titania composite particles. The silica titania composite particles contain silica in an amount of from 55.0% by mass to 85.0% by mass; and, in a chart obtained by the measurement by X-ray diffraction of the silica titania composite particles and where, in respect of a peak having the highest diffraction intensity and a peak having the next-highest diffraction intensity among peaks present in the range of 2?=24.0 to 29.0, the value of area of the peak on the lower-angle side is represented by Xa and the value of area of the peak on the higher-angle side is represented by Xb, the ratio of Xa/Xb is from 95/5 to 75/25.Type: GrantFiled: November 22, 2010Date of Patent: February 18, 2014Assignee: Canon Kabushiki KaishaInventors: Emi Watanabe, Naotaka Ikeda, Yuhei Terui, Kenji Aoki
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Patent number: 8652726Abstract: A toner for developing an electrostatic image, includes: colored particles containing a colorant and a binder resin, and two or more kinds of inorganic particles that are externally added to a surface of the colored particles, in which the two or more kinds of inorganic particles contain titanium-containing particles and silica-containing particles, an exposure ratio of the surface of the colored particles is about 25% or less, and a ratio of the silica-containing particles that are in contact with the colored particles is about 10% by number or less.Type: GrantFiled: September 16, 2011Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., Ltd.Inventors: Asafumi Fujita, Hirokazu Hamano, Tetsuya Taguchi, Hiroshi Kamada, Masahiro Takagi
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Patent number: 8652727Abstract: A transparent toner for developing an electrostatic latent image includes toner particles containing a binder resin; and an external additive containing cerium oxide, in which the content of cerium in all toner particles is in the range of 0.05% by weight to 0.20% by weight, and the cerium oxide contains neodymium and the content of neodymium in all toner particles is in the range of 0.001% by weight to 0.015% by weight.Type: GrantFiled: July 3, 2012Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., Ltd.Inventors: Atsushi Sugawara, Masanobu Ninomiya, Tetsuya Taguchi, Yukiaki Nakamura, Koji Sasaki
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Patent number: 8652728Abstract: A toner comprising toner particles containing a binder resin comprising a crystalline polyester resin, a non-crystalline polyester resin and an acryl resin having a cross-link structure, and the acryl resin having a cross-link structure has a cross-link site derived from a crosslinking agent represented by the following formula (1): CH2?CR1—C(?O)O—Z—OC(?O)—CR2?CH2??Formula (1) wherein R1 and R2 are each a hydrogen atom or an alkyl group of 1 to 3 carbon atoms, and Z is a hydrocarbon group of 2 to 90 carbon atoms, provided that the hydrocarbon group may include an ether linkage, an ester linkage, a heterocyclic ring or a substituent.Type: GrantFiled: October 12, 2011Date of Patent: February 18, 2014Assignee: Konica Minolta Business Technologies, Inc.Inventors: Tomoko Mine, Mikihiko Sukeno, Hajime Tadokoro, Ken Ohmura, Tatsuya Nagase, Tomomi Oshiba, Saburou Hiraoka
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Patent number: 8652729Abstract: A toner for electrostatic image development including: a toner particle containing a polyester resin and a coloring agent; and an uncolored particle containing a polyester resin and not containing a coloring agent, wherein shape factor SF1 of the uncolored particles is 110 or less, and the number of the uncolored particles is 50 or less based on 5,000 toner particles.Type: GrantFiled: February 25, 2011Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., Ltd.Inventors: Junichi Tomonaga, Hitomi Akiyama
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Patent number: 8652730Abstract: An electrostatic image developing toner including: a toner particle containing a binder resin having a polyester resin and a coloring agent; and a non-colored particle containing a polyester but not containing a coloring agent and having a shape factor SF1 of not more than 110, wherein an amount of Sn element contained in the non-colored particles is larger than an amount of Sn element contained in the toner particle.Type: GrantFiled: April 20, 2011Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., Ltd.Inventors: Hitomi Akiyama, Junichi Tomonaga
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Patent number: 8652731Abstract: An electrostatic image developing toner includes (A) an amorphous polyester resin containing at least a repeating unit derived from a dicarboxylic acid component and a repeating unit derived from a dialcohol component represented by the specific formula, and (B) an amorphous polyester resin differing in the weight average molecular weight from the amorphous polyester resin (A), wherein the difference (absolute value) in the weight average molecular weight between the amorphous polyester resin (A) and the amorphous polyester resin (B) is from about 30,000 to about 100,000.Type: GrantFiled: September 25, 2012Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., LtdInventors: Yuki Sasaki, Sumiaki Yamasaki, Satoshi Hiraoka, Susumu Yoshino, Hirotaka Matsuoka
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Patent number: 8652732Abstract: The present disclosure provides toners having a tunable gloss level, electrophotographic apparatus for suing such toners as well as processes for making such toners.Type: GrantFiled: March 4, 2013Date of Patent: February 18, 2014Assignee: Xerox CorporationInventors: Edward G. Zwartz, T. Brian McAneney, Valerie M. Farrugia, Jordan H. Wosnick, Richard P N Veregin, Eric Rotberg
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Patent number: 8652733Abstract: An electrostatic image developing toner includes a core particle containing a binder resin and a coating layer on the core particle. The coating layer contains a resin having a crosslinked structure formed by using at least one of boric acid and derivatives thereof, and the resin having the crosslinked structure is obtained by polymerizing monomers in the presence of the core particle.Type: GrantFiled: February 9, 2011Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., Ltd.Inventors: Sumiaki Yamasaki, Kazuhiko Yanagida, Susumu Yoshino, Satoshi Hiraoka, Shigeru Seitoku, Hirofumi Shiozaki
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Patent number: 8652734Abstract: A toner composition includes toner particles including an average diameter ranging from about 3 ?m to about 10 ?m, an average particle density of about 1.4 g/cm3 or less, and for a given particle size configured to have a decreased mass and reduced particle momentum. The toner particle can include one of a solid core and a solid outer shell, a porous core and a porous outer shell, and a solid outer shell with a hollow core. The porous and solid cores can include a low density material.Type: GrantFiled: May 18, 2011Date of Patent: February 18, 2014Assignee: Xerox CorporationInventors: George Cunha Cardoso, Rachael McGrath, Dale Mashtare
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Patent number: 8652735Abstract: A carrier including a magnetic core particle and a resin layer covering a surface of the magnetic core particle. The magnetic core particle is a ferrite particle including strontium in an amount of 0.005 to 3% by mass, measured by fluorescent X-ray spectroscopy. The resin layer comprises a resin obtained by heating a copolymer comprising a silicon-containing unit A and another silicon-containing specific unit B.Type: GrantFiled: August 19, 2011Date of Patent: February 18, 2014Assignee: Ricoh Company, Ltd.Inventors: Koichi Sakata, Shigenori Yaguchi, Toyoshi Sawada, Kimitoshi Yamaguchi, Hitoshi Iwatsuki, Hiroshi Tohmatsu, Hiroyuki Kishida, Toyoaki Tano, Mariko Takii
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Patent number: 8652736Abstract: The present invention provides a carrier core material for use in the production of an electrophotographic developer which, even when applied, for example, to MFPs (multifunction printers), can realize stable, high-quality and high-speed development, and has a prolonged replacing life of magnetic carriers, and a method of manufacturing the same, a magnetic carrier including the carrier core material, and an electrophotographic developer manufactured from the magnetic carrier. An electrophotographic development carrier is prepared by adding resin particles, a binder, a dispersant, a wetting agent, and water to a raw material powder, wet pulverizing the mixture, drying the pulverized product to give granulated powder, calcinatng the granulated powder, and then sintering the granulated powder to prepare a carrier core material having an internally hollow structure, and coating the carrier core material with a resin.Type: GrantFiled: September 25, 2006Date of Patent: February 18, 2014Assignees: Dowa IP Creation Co., Ltd., Dowa Electronics Materials Co., Ltd.Inventors: Ryusuke Nakao, Takeshi Kawauchi
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Patent number: 8652737Abstract: A toner which has i) toner base particles containing at least a binder resin and a colorant and ii) a fatty acid metal salt composition as an external additive. The fatty acid metal salt composition contains a nonionic surface-active agent and a fatty acid metal salt. This toner and an image forming process making use of the toner can keep the toner from adhering to a toner carrying member throughout running, promise a stable chargeability of the toner and can keep any deterioration of halftone image quality from being caused by excess charging of the toner and any image fog from being caused by insufficient charging of the toner.Type: GrantFiled: November 6, 2008Date of Patent: February 18, 2014Assignee: Canon Kabushiki KaishaInventors: Satoshi Handa, Naoya Isono, Katsuyuki Nonaka, Koji Abe, Yasuhiro Hashimoto, Akira Sugiyama, Yuhei Terui
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Patent number: 8652738Abstract: A contact developing method including supplying a two-component developer to an electrostatic latent image on a rotating image bearing member by rotating a developing sleeve and a rotatable magnet having multiple magnetic poles provided inside the developing sleeve, to develop the electrostatic latent image into a toner image. The developing sleeve and the image bearing member rotate in the same direction while facing each other. The two-component developer comprises a non-magnetic toner and a carrier. The carrier comprises a magnetic core particle and a resin layer covering the magnetic core particle. The resin layer comprises a conductive particle and a resin. The conductive particle comprises an alumina-based material and a conductive layer covering the alumina-based material. The resin is obtained by heating a copolymer comprising a monomer A unit and a monomer B unit.Type: GrantFiled: July 13, 2011Date of Patent: February 18, 2014Assignee: Ricoh Company, Ltd.Inventors: Kimitoshi Yamaguchi, Shigenori Yaguchi, Hitoshi Iwatsuki, Mariko Takii, Toyoshi Sawada, Toyoaki Tano, Hiroshi Tohmatsu, Koichi Sakata, Hiroyuki Kishida, Saori Yamada
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Patent number: 8652739Abstract: The present invention provides a toner for developing an electrostatic charge image including toner particles having residual ammonium ions and silica particles containing a chlorine compound as an external additive.Type: GrantFiled: February 9, 2011Date of Patent: February 18, 2014Assignee: Fuji Xerox Co., Ltd.Inventors: Hiroko Kobayashi, Yasuhiro Arima
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Patent number: 8652740Abstract: Printing methods are provided. In one aspect, at least one first toner image is formed and transferred onto a receiver to form a composite toner image on a receiver having a first polarity. A second net development difference of potential of the first polarity is created between a second development station, a bias member and the first toner at each location of the receiver, to cause a second toner of the first polarity to deposit at individual locations on the receiver in amounts that according to the second net development difference of potential at the individual locations such that total amount of first toner and any second toner deposited at each location on the receiver is within a range that is less than a range of first toner amounts on the receiver.Type: GrantFiled: January 31, 2011Date of Patent: February 18, 2014Assignee: Eastman Kodak CompanyInventor: William Y. Fowlkes
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Patent number: 8652741Abstract: Methods for printing are provided. In one aspect a primary imaging member having a pattern of engine pixel locations with image modulated differences of potential and with first toner having a first toner difference of potential is moved to a second development station. A second development difference of potential of the first polarity at the second development station forms a second net development difference of the second development difference of potential less any image modulated difference of potential at the individual engine pixel location and less any difference of potential relative to ground of any first toner at the individual engine pixel location. The second development difference of potential is greater than the first development difference of potential so that second toner that is different from the first toner, is developed onto the first toner using the second net development difference of potential.Type: GrantFiled: January 31, 2011Date of Patent: February 18, 2014Assignee: Eastman Kodak CompanyInventor: William Y. Fowlkes
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Patent number: 8652742Abstract: Provided is a method for producing a print having a toner image and a foil image, the method containing the steps of forming a foil transferring toner image with a foil transferring toner on an image supporting substrate produced; heating and pressing by laminating the foil transferring toner image onto a transferring foil layer of a transferring foil sheet which is composed of the transferring foil layer and a base film; forming a foil image having the transferring foil layer on the foil transferring toner image by peeling off the base film after cooling the foil transferring toner image with the transferring foil layer; and forming a toner image with an image forming toner on the image supporting substrate having the foil transferring image, wherein the foil transferring toner contains a resin produced by a vinyl monomer represented by Formula (1) and a polyvalent metal compound:Type: GrantFiled: December 8, 2011Date of Patent: February 18, 2014Assignee: Konica Minolta Business Technologies, Inc.Inventors: Asao Matsushima, Tatsuya Nagase, Yasuko Uchino, Aya Shirai, Ryuichi Hiramoto, Michiyo Fujita
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Patent number: 8652743Abstract: Electrophotographic printing of one or more layers of toner to enable the printing of a wide range of toner mass laydown using electrophotography to produce prints with raised letters. This method encompasses the steps of forming multicolor toner images and fusing the print one or more times to create the raised print having the desired height of raised print.Type: GrantFiled: February 18, 2010Date of Patent: February 18, 2014Assignee: Eastman Kodak CompanyInventors: Dinesh Tyagi, Louise Granica, Thomas N. Tombs, Donald S. Rimai
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Patent number: 8652744Abstract: A method for producing toner particles by ejecting a liquid from at least one ejection hole to form the liquid into liquid droplets, and solidifying the liquid droplets to produce toner particles. The ejecting is accomplished by applying a vibration to the liquid in a liquid column resonance-generating liquid chamber in which an ejection hole is formed to form a standing wave through liquid column resonance, and ejecting the liquid from the ejection hole which is formed in a region corresponding to an antinode of the standing wave to thereby form the liquid into the liquid droplets. Toner produced by the method.Type: GrantFiled: May 20, 2011Date of Patent: February 18, 2014Assignee: Ricoh Company, Ltd.Inventors: Watanabe Yohichiroh, Yoshihiro Norikane, Yasutada Shitara, Keiji Makabe
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Patent number: 8652745Abstract: The present invention provides a process for producing a colored toner having a textured surface, the process includes forming a polymer composition of at least one polymer and a colorant, where the at least one polymer has a softening temperature from about 60° C. to about 160° C.; forming an aqueous mineral suspension of at least one multivalent metal phosphate; forming a dispersion by combining the polymer composition and the aqueous mineral suspension under agitation to form a solid portion comprising dispersed particles of the polymer composition; heating the dispersion to a temperature above a glass transition temperature (Tg) of the polymer composition and increasing the pH to above 7.0; cooling the dispersion including the dispersed particles of the polymer composition to a temperature of from about 1° C. to about 89° C.; and recovering the particles.Type: GrantFiled: July 20, 2012Date of Patent: February 18, 2014Assignee: Penn Color, Inc.Inventors: Ronald W. Schuck, Charles B. Rybny, Choung Lai
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Patent number: 8652746Abstract: The present invention relates to a process for producing a dispersion of polyester particles which includes the step of emulsifying mixed polyester containing (1) an amorphous polyester containing a constitutional unit derived from a trivalent or higher-valent carboxylic acid in an amount of from 2.0 to 12.0 mol % on the basis of whole constitutional units of the whole amorphous polyester and (2) a crystalline polyester, in an aqueous medium in a single vessel, or the step of mixing the mixed polyester with an organic solvent and then adding the aqueous medium to the resulting mixture to emulsify the mixed polyester in a single vessel.Type: GrantFiled: September 7, 2009Date of Patent: February 18, 2014Assignee: Kao CorporationInventors: Shoichi Murata, Hiroshi Mizuhata, Nobumichi Kamiyoshi, Eiji Shirai
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Patent number: 8652747Abstract: A continuous process for forming fine toner using a twin screw extruder.Type: GrantFiled: February 21, 2012Date of Patent: February 18, 2014Assignee: Xerox CorporationInventors: Joo T Chung, Chieh-Min Cheng, Zhen Lai
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Patent number: 8652748Abstract: The invention provides a process for producing a toner for electrophotography including the following (1) to (4): (1): adding an aggregating agent to a resin particle dispersion (a) so as to attain an aggregating agent concentration Ea (wt %), to thereby produce an aggregated particle dispersion (A); (2): adding a resin microparticle dispersion (b) to the dispersion (A), to thereby produce a dispersion (B) having an aggregating agent concentration Eb (wt %) satisfying 0.60?Eb/Ea<1; (3): modifying the aggregating agent concentration of the dispersion (B), to thereby produce a dispersion (C) of resin microparticle-deposited aggregated particles, having an aggregating agent concentration Ec (wt %) satisfying 0<Ec/Ea?0.30; and (4): heating the resin microparticle-deposited aggregated particles in the dispersion (C) at a temperature falling within a range between Tg and Tg+20 (0 C) of the resin microparticles in the resin microparticle dispersion (b), to thereby coalesce the aggregated particles.Type: GrantFiled: December 22, 2010Date of Patent: February 18, 2014Assignee: Kao CorporationInventors: Manabu Suzuki, Hiroshi Mizuhata
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Patent number: 8652749Abstract: A photoresist composition is provided. The photoresist composition includes an alkali-soluble resin; a photosensitizer containing a first compound that contains a diazonaphthoquinone represented by Formula 1 and a second compound that contains a diazonaphthoquinone represented by Formula 2; and a solvent. and R1 is selected from the group consisting of a hydrogen atom, an alkyl group having 1 to 4 carbons, an alkenyl group having 2 to 4 carbons, a cycloalkyl group having 3 to 8 carbons, and an aryl group having 6 to 12 carbons, and R2 is selected from the group consisting of Cl, F, Br, and I.Type: GrantFiled: February 28, 2011Date of Patent: February 18, 2014Assignees: Samsung Display Co., Ltd., AZ Electronic Materials (Korea) Ltd.Inventors: Hi-Kuk Lee, Sang-Hyun Yun, Cha-Dong Kim, Jung-In Park, Deok-Man Kang, Youn-Suk Kim, Sae-Tae Oh
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Patent number: 8652750Abstract: A silicon-containing film is formed from a heat curable composition comprising (A) a silicon-containing compound obtained through hydrolytic condensation of a hydrolyzable silicon compound in the presence of an acid catalyst, (B) a hydroxide or organic acid salt of Li, Na, K, Rb or Ce, or a sulfonium, iodonium or ammonium compound, (C) an organic acid, (D) a cyclic ether-substituted alcohol, and (E) an organic solvent. The silicon-containing film ensures effective pattern formation, effective transfer of a photoresist pattern, and accurate processing of a substrate.Type: GrantFiled: June 27, 2008Date of Patent: February 18, 2014Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Tsutomu Ogihara, Toshiharu Yano, Koji Hasegawa
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Patent number: 8652751Abstract: A resist composition, which contains: a silicon compound having at least an alkyl-soluble group which may be substituted with a substituent; and a resin having an alkali-soluble group which may be substituted with an acid labile group, wherein the resist composition is designed to be subjected to immersion lithography.Type: GrantFiled: September 10, 2009Date of Patent: February 18, 2014Assignee: Fujitsu LimitedInventors: Miwa Kozawa, Koji Nozaki
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Patent number: 8652752Abstract: Compounds of the Formula (I), wherein L1, L?1, L?1, L2, L?2, L?2, L3, L?3, L?3, L4, L?4 and L?4 for example are hydrogen or COT; R, R? and R? for example are hydrogen, C6-C12aryl or C3-C20heteroaryl; X, X? and X? for example are O, S, single bond, NRa or NCORa, T is for example hydrogen, C1-C20alkyl, C3-C12cycloalkyl, C2-C20alkenyl, C5-C12cycloalkenyl, C7-C18cycloalkylenaryl, C5-C18cycloalkylenheteroaryl, C6-C14aryl, providedthat at least one of R, R? or R? is unsubstituted or substituted C3-C20heteroaryl; and Y is an inorganic or organic anion; are suitable as photolatent acid generators.Type: GrantFiled: September 22, 2008Date of Patent: February 18, 2014Assignee: BASF SEInventors: Pascal Hayoz, Hitoshi Yamato, Toshikage Asakura
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Patent number: 8652753Abstract: A resist composition having; a resin having a structural unit represented by the formula (I), a resin being insoluble or poorly soluble in alkali aqueous solution, but becoming soluble in an alkali aqueous solution by the action of an acid and not including the structural unit represented by the formula (I), an acid generator, and a salt having an anion represented by the formula (IA). wherein R1, A1, A13, X12, A14, R1A and R2A are defined in the specification.Type: GrantFiled: July 18, 2012Date of Patent: February 18, 2014Assignee: Sumitomo Chemical Company, LimitedInventors: Koji Ichikawa, Tatsuro Masuyama, Satoshi Yamaguchi
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Patent number: 8652754Abstract: A resist composition having a resin having a structural unit represented by the formula (I), a resin being insoluble or poorly soluble in alkali aqueous solution, but becoming soluble in an alkali aqueous solution by the action of an acid and not including the structural unit represented by the formula (I), and an acid generator represented by the formula (II), wherein R1, A1, R2, Q1 and Q2, L1, ring W, Rf1 and Rf2, n and Z+are defined in the specification.Type: GrantFiled: July 18, 2012Date of Patent: February 18, 2014Assignee: Sumitomo Chemical Company, LimitedInventors: Koji Ichikawa, Takashi Hiraoka, Mitsuyoshi Ochiai