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| Number | Title | Issue Date |
| 8142973 | Liquid developer and image forming apparatus A liquid developer includes an insulating liquid; toner particles constituted by a material containing a polyester resin; and an alkyl diamine and an amide compound having a hydroxy fatty acid skeleton as dispersants. ... | 03/27/2012 |
| 8129084 | Liquid developer, method for producing liquid developer, and image forming apparatus A liquid developer includes: magnetic polymer particles including a magnetic material containing yttrium iron garnet (YIG), a polymer compound having a carboxylate salt structure, and a colorant; and a dispersion medium in which the magnetic polymer particles are di... | 03/06/2012 |
| 8097392 | Liquid developer and image forming apparatus A liquid developer includes an insulation liquid containing a fatty acid monoester and toner particles comprised of a resin material. The resin material is characterized in that a weight-average molecular weight Mw of the resin material is in the range of 20,000 to ... | 01/17/2012 |
| 8076049 | Liquid developer and image forming apparatus A liquid developer includes an insulation liquid containing a fatty acid monoester and toner particles comprised of a resin material, the resin material containing a first resin component and a second resin component of which weight-average molecular weight Mw2... | 12/13/2011 |
| 8021815 | Liquid developer and image forming device A liquid developer includes a toner particle mainly composed of a resin material, and a nonvolatile insulating liquid, the resin material including an ethylene copolymer, and the insulating liquid including fatty acid triglyceride. ... | 09/20/2011 |
| 7977023 | Ink formulations and methods of making ink formulations Briefly described, embodiments of this disclosure include ink composition for use in electrostatic imaging, method of making an ink formulation for use in electrostatic imaging, and the like. ... | 07/12/2011 |
| 7919221 | Electrophotographic printing toner, electrophotographic printing method and liquid developer for electrophotographic printing An electrophotographic printing toner including a colorant and a resin, wherein the colorant includes a dye having at least one reactive group selected from the group consisting of SO2CnH2nOSO3H, NHCOCnH2n | 04/05/2011 |
| 7858284 | Liquid developer and image forming apparatus A liquid developer includes an insulation liquid, toner particles dispersed in the insulation liquid, which at least a part of the surface of each of the toner particles contains a rosin resin and a dispersant improving dispersibility of the toner particles in the i... | 12/28/2010 |
| 7670742 | Recording material, toner, liquid developer and image forming method using the same It is an object of the present invention to provide a recording material which contains at least a colorant and a resin wherein the colorant contains silver, and a toner which contains at least a colorant and a resin wherein the colorant is an alloy containing silve... | 03/02/2010 |
| 7629101 | Liquid developer, method of manufacturing liquid developer, and image forming apparatus A liquid developer includes an insulation liquid, and toner particles that are dispersed in the insulation liquid. Fatty acid monoester is unevenly distributed in the vicinity of surfaces of the toner particles, and the insulation liquid contains unsaturated fatty a... | 12/08/2009 |
| 7566520 | Liquid developer A liquid developer of the type that is positively-charged is provided. The liquid developer includes an insulation liquid, and toner particles dispersed in the insulation liquid, wherein each of the toner particles includes a toner matrix particle mainly made of a p... | 07/28/2009 |
| 7563551 | Printing a light emitting element A charged toner particle for use in printing a light emitting device, the particle comprising: a polymer; and electroluminescent particles dispersed in the polymer, wherein when the toner is printed the electroluminescent particles in the printed toner are spatially... | 07/21/2009 |
| 7517622 | Image transfer system and liquid toner for use therewith A printing method comprising: forming a first image utilizing a liquid toner comprising carrier liquid and pigmented polymer particles having a first color; transferring the first image to an intermediate transfer member, forming at least one additional image utiliz... | 04/14/2009 |
| 7452652 | Liquid toners for electrostatic printing of functional materials Liquid toners suitable for use in the electrostatic printing of functional materials to produce microstructures such as ribs, electrodes, spacers or filters, and methods of producing the liquid toners. The functional materials, which may include metals, glass and ph... | 11/18/2008 |
| 7432033 | Printing systems and methods for liquid toners comprising dispersed toner particles Methods of printing with a liquid electrophotographic toner composition prepared within an electrophotgraphic printing apparatus are provided, wherein a polymeric binder comprising at least one amphipathic copolymer comprising one or more S material portions and one... | 10/07/2008 |
| 7422834 | Electrostatic latent image developing magenta toner, electrostatic latent image developer, toner manufacturing method, and image forming method An electrostatic latent image developing magenta toner includes at least quinacridone pigment, naphthol pigment, and a release agent. Colorant of the toner satisfies conditions (a) and (b): (a) an average primary particle size D50 of a quinacridone pigment represent... | 09/09/2008 |
| 7354691 | Imaging apparatus and improved toner therefor The invention relates to a liquid toner and imaging apparatus provided with an imaging surface having a liquid toner image formed thereon on fibrous toner particles and carrier liquid. The fibrous toner particles can be composed of a polymer portion and pigment disp... | 04/08/2008 |
| 7352502 | Electrophoretic particle, process for its production, and its use An electrophoretic particle including: a pigment particle having an average particle diameter of 1 μm or smaller; and a polymer layer having an average thickness of 1 to 500 nm formed on a surface of the pigment particle, wherein 50% or higher of an entire surface ... | 04/01/2008 |
| 7333754 | Image forming apparatus and method using liquid development Squeegee rollers are disposed between a primary transferring position and a secondary transferring position on an intermediate transfer roller facing against the intermediate transfer roller. The squeegee rollers are movable between a contacting position to contact ... | 02/19/2008 |
| 7326512 | Polymer compound, resist composition and dissolution inhibitor agent containing the polymer compound Provided are a polymer compound having high transparency for use in a photoresist composition for microfabrication of the next generation, a resist composition using the polymer compound as a base polymer, and a dissolution inhibitor agent composed of the polymer co... | 02/05/2008 |
| 7320853 | Liquid toners comprising amphipathic copolymeric binder that have been prepared, dried and redispersed in the same carrier liquid Methods of preparing a liquid electrographic toner composition are provided, wherein a polymeric binder comprising at least one amphipathic copolymer comprising one or more S material portions and one or more D material portions is first prepared in a reaction solve... | 01/22/2008 |
| 7303848 | Liquid toners comprising amphipathic copolymeric binder and soluble polymers for electrographic applications The invention provides liquid electrographic toner compositions comprising a liquid carrier having toner particles and at least one soluble polymer dispersed in the liquid carrier. The liquid carrier has a Kauri-Butanol number less than about 30 mL. The toner partic... | 12/04/2007 |
| 7294441 | Method and apparatus for using a transfer assist layer in a tandem electrophotographic process utilizing adhesive toner transfer A method of producing a composite image on a final image receptor from image data in a single pass electrophotographic system is provided. The method includes steps for applying liquid transfer assist material comprising charged particles of transfer assist material... | 11/13/2007 |
| 7291435 | Toner binder for electrophotography and toner for electrophotography The present invention provides a toner binder for electrophotography which comprises a polyester resin constituted of an alcohol component containing a polyoxyalkylene ether (A) of a bisphenol and an acid component, and the content of unreacted bisphenols in said po... | 11/06/2007 |
| 7288351 | Magenta toner for developing electrostatic images, process for production thereof, developer and image-forming method A magenta toner for developing electrostatic images provided which contains a binder resin and a colorant, wherein the colorant includes a mixed crystal of two or more colorants and when a solid patch is fixed on art paper complying with the ISO standard by using th... | 10/30/2007 |
| 7288589 | Pigment dispersions for solventborne coatings with improved rheology A pigment dispersion with improved rheology useful for forming solventborne paint compositions is disclosed. The dispersion comprises a copolymer pigment dispersant having at least one quaternary ammonium functional group; a pigment having a pH below 7.0; and an org... | 10/30/2007 |
| 7250480 | Acrylic composition and a curable coating composition including the same An acrylic composition includes the reaction product of an acrylic polymer, a carbamate having anhydride-reactive functionality and carbamate functionality, and a carboxylic acid anhydride that is reactive with the carbamate to form a carboxylic acid carbamate. The ... | 07/31/2007 |
| 7247379 | Electrophoretic particles, and processes for the production thereof Copper chromite particles can advantageously be used as black particles in electrophoretic media and displays. Preferably, the copper chromite particles are coated with a silica coating and a polymer coating. ... | 07/24/2007 |
| 7244540 | Liquid toners comprising amphipathic copolymeric binder having insoluble components in the shell portion thereof The invention provides liquid electrographic toner compositions comprising a liquid carrier having toner particles dispersed in the liquid carrier. The liquid carrier has a Kauri-Butanol number less than about 30 mL. The toner particles comprise polymeric binder com... | 07/17/2007 |
| 7230750 | Electrophoretic media and processes for the production thereof A first electrophoretic medium comprises an electrically charged particle suspended in a suspending fluid, the particle having a polymeric shell having repeating units derived from at least one monomer the homopolymer of which is incompatible with the suspending flu... | 06/12/2007 |
| 7229736 | Liquid electrophotographic toners comprising amphipathic copolymers having acidic or basic functionality and wax having basic or acidic functionality The invention provides liquid electrographic toner compositions comprising a liquid carrier having toner particles dispersed in the liquid carrier. The liquid carrier has a Kauri-Butanol number less than about 30 mL. The toner particles comprise polymeric binder com... | 06/12/2007 |
| 7220811 | Acrylic composition and a curable coating composition including the same An acrylic composition includes the reaction product of an acrylic polymer and carbon dioxide. The acrylic polymer includes the reaction product of a functionalized monomer, a first compound reactive with the functionalized monomer to form a functionalized intermedi... | 05/22/2007 |
| 7220528 | Amphipathic polymer particles and methods of manufacturing the same The invention is directed to amphipathic polymeric particles that serve as both the dispersant and the binder in water based inks, ink compositions containing these particles, and methods for making the particles. The polymeric particles contain both hydrophilic and... | 05/22/2007 |
| 7195852 | Liquid toner compositions comprising an amphipathic copolymer comprising a polysiloxane moiety The invention provides liquid toner compositions in which the polymeric binder is chemically grown in the form of copolymeric binder particles dispersed in a liquid carrier. The polymeric binder includes one amphipathic copolymer comprising one or more S material po... | 03/27/2007 |
| 7186491 | Negatively charged coated electrographic toner particles Negatively charged coated toner particles are provided that comprise a plurality of polymeric binder particles that are substantially free of negatively charged pigment and a coating material comprising at least one negatively charged pigment coated on the outside s... | 03/06/2007 |
| 7183030 | Negatively charged coated electrographic toner particles and process Negatively charged coated toner particles are provided that comprise a polymeric binder particle and a coating material. The coating material comprises at least one visual enhancement additive coated on the outside surface of the polymeric binder particle. Electrogr... | 02/27/2007 |
| 7183031 | Positively charged coated electrographic toner particles Positively charged coated toner particles are provided that comprise a plurality of polymeric binder particles that are substantially free of positively charged pigment and a coating material comprising at least one positively charged pigment coated on the outside s... | 02/27/2007 |
| 7174119 | Developing device featuring high viscosity developing agent and superimposed AC and DC bias voltage components A developing device for developing an electrostatic image formed on an image carrier, includes a liquid developing agent, wherein toner particles are dispersed in a liquid solvent, and wherein a viscosity of the liquid developing agent is in a range 100 mPa·s to 10... | 02/06/2007 |
| 7169522 | Toner for developing a latent electrostatic image, developer using the same, full-color toner kit using the same, image-forming apparatus using the same, image-forming process cartridge using the same and image-forming process using the same The toner for developing a latent electrostatic image to form an image contains a binder resin and 2% by weight to 15% by weight of a coloring agent. The coverage of the toner with the coloring agent on a surface of the toner is 1.5% by atom to 15% by atom. The tone... | 01/30/2007 |
| 7166405 | Organosol including high Tg amphipathic copolymeric binder and liquid toners for electrophotographic applications The invention provides liquid toner compositions in which the polymeric binder is chemically grown in the form of copolymeric binder particles dispersed in a liquid carrier. The polymeric binder includes one amphipathic copolymer comprising one or more S material po... | 01/23/2007 |
