Class / Patent application number | Description | Number of patent applications / Date published |
430124100 | Fixing toner image (i.e., fusing) | 80 |
20080305424 | IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND COMPUTER PROGRAM PRODUCT - A temperature detecting unit detects temperature of a fixing unit, and a control unit monitors temperatures detected by the temperature detecting unit. The control unit determines that the temperature detecting unit is abnormal when a first difference in temperatures in a first time period exceeds a first threshold. | 12-11-2008 |
20080305425 | METHOD FOR FORMING CIRCUIT PATTERN - A method for forming circuit patterns having different resistances. The method includes (1) a first step of forming a first toner image using a first toner and a second toner image using a second toner, each by electrophotography, the first toner containing a resistive material, the second toner having a resistance different from that of the first toner; and (2) a second step of transferring and fixing the first toner image and the second toner image to an object to be printed such as a ceramic green sheet, to form a circuit pattern. | 12-11-2008 |
20090286177 | Adjustable gloss document printing - A method and system for printing adjustable gloss image documents using a variety of toners where some toners have a relatively low melt viscosity and others have a relatively high melt viscosity. These toners are co-printed prior to fixing, on the receiver proximate to and overlying at least a portion of each other. | 11-19-2009 |
20090291385 | IMAGE FORMING APPARATUS AND METHOD OF FORMING COLOR IMAGE USING THE SAME - Provided are an image forming apparatus and a method of forming a color image using the same. The image forming apparatus including an image forming medium which includes a plurality of cells, wherein each cell operates independently, and the cells are charged according to a color image to be recorded, thereby forming a latent image; a developing unit which includes a plurality of toner cartridges, wherein the toner cartridges are aligned around a circumference of the image forming medium and spaced apart from each other at predetermined intervals, and contains different color toners that are used to develop the latent image into the color image; a transferring unit which transfers the color image to a recording medium; and a fixing unit which fixes the color image transferred to the recording medium, wherein the latent images are developed with different color toners, according to the order in which the cells face the toner cartridges. | 11-26-2009 |
20090291386 | IMAGE FORMING APPARATUS AND METHOD OF FORMING COLOR IMAGE USING THE SAME - Provided are an image forming apparatus and a method of forming a color image using the same. The image forming apparatus includes: an image forming medium forming a latent image and having a plurality of cells, wherein each cell operates independently and the cells are charged according to a color image to be recorded; a developing unit developing the latent image into the color image and comprising a plurality of toner cartridges containing different color toners, wherein the toner cartridges are aligned around the image forming medium and spaced apart from each other at predetermined intervals; a transferring unit transferring the color image to a recording medium; and a fixing unit fixing the color image that has been transferred to the recording medium, wherein, as the cells face the toner cartridges, the amount of charge applied to the cells is gradually increased and different color toners overlap on the cells, so that the latent image is developed into the color image. | 11-26-2009 |
20100009282 | IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE - An image forming method, including charging the surface of an electrostatic latent image bearer by a charger; irradiating the surface of the electrostatic latent image bearer to form an electrostatic latent image thereon; developing the same with a toner to form a toner image; transferring the toner image onto a recording medium; and fixing the toner image thereon, wherein the charger is a charging roller contacting the electrostatic latent image bearer to charge the same, having a ten-point surface roughness of 5 to 30, and the toner includes a binder resin, a colorant, a release agent and an external additive including a composite oxide including titanium oxide in an amount of 80 to 95% by weight and silicon oxide, having a core-shell structure formed of a core including the titanium oxide and a shell including the silicon oxide and has a BET specific surface area of 50 to 100 m | 01-14-2010 |
20100009283 | ELECTROPHOTOGRAPHIC TONER, PROCESS FOR PREPARING THE SAME, IMAGE FORMING METHOD AND APPARATUS USING THE TONER - Provided are an electrophotographic toner, a process for preparing the same, image forming method and an image forming apparatus using the toner. The electrophotographic toner may include a latex, colorant, wax, Si and Fe. A molar ratio of Si/Fe may be about 0.1 to about 5. | 01-14-2010 |
20100055603 | TONER, PROCESS CARTRIDGE AND METHOD OF FORMING IMAGE - A toner including a resin having a polyester skeleton, a coloring agent, a vinyl based copolymer resin, and a releasing agent, wherein the toner is manufactured by dissolving or dispersing a resin including the resin having a polyester skeleton and a mixture of the vinyl based copolymer resin and the releasing agent in an organic solvent to obtain a lysate and/or a dispersion material, dispersing the lysate and/or the dispersion material in an aqueous medium to obtain a liquid dispersion and removing the organic solvent from the liquid dispersion. | 03-04-2010 |
20100068646 | TONER, AND IMAGE FORMING METHOD AND APPARATUS USING THE TONER - The toner includes at least a binder resin, and a colorant. The toner has properties such that the percentage W(3000) of components having a molecular weight of 3,000 or less in tetrahydrofuran-soluble components of the toner determined by a GPC-RALLS viscosity analysis is 20% by weight or less; the molecular weight Mp at the peak top of the main peak in the molecular weight distribution curve of the tetrahydrofuran-soluble components is from 4,000 to 10,000; and the ratio Rt(Mp)/Rs(Mp) of an inertia square radius Rt(Mp) at the molecular weight Mp to an inertia square radius Rs(Mp) of linear polystyrene at the molecular weight Mp is greater than 0.98, wherein the inertia square radius Rs(Mp) is determined from a working curve obtained by subjecting plural polystyrenes having different molecular weights to the GPC-RALLS viscosity analysis. | 03-18-2010 |
20100136476 | IMAGE FORMING METHOD - Provided is a method for forming an image with a set of electrostatic charge image developing toners using a digital electrophotographic method, provided that the set of electrostatic charge image developing toners comprises a black toner and a light gray toner, the method comprising the steps of: forming an electrostatic latent image on an image support; developing the electrostatic latent image with the black toner to form a black toner image; developing the electrostatic latent image with the light gray toner to form a light gray toner image; and fixing the black toner image and the light gray toner image, wherein the black toner and the light gray toner each independently contains a wax having an endothermic peak in the range of 60 to 105° C.; and the light gray toner has a transmittance in the range of 40 to 90%. | 06-03-2010 |
20100159383 | METHOD FOR PRODUCING COLOR PRINT - The method for manufacturing a color print by an electrophotographic image forming process employs forming toner images by non-contact developing electrostatic latent images on electrostatic latent image holding members in developing devices. For each color, cyan, magenta and yellow, there is a separate electrostatic latent image, a separate electrostatic latent image holding member and a separate developing device. In each developing device the holding member is arranged in a non-contact position with respect to the electrostatic latent image holding member at a development portion. The non-contact developing is carried out by flying the toner from the toner holding member to the electrostatic latent image holding member. The cyan toner exhibits a maximum chroma at lightness L* | 06-24-2010 |
20100203443 | ELECTROSTATIC IMAGE DEVELOPING TONER, ELECTROSTATIC IMAGE DEVELOPER, IMAGE FORMING METHOD AND IMAGE FORMING APPARATUS - An electrostatic image developing toner includes a toner mother particle that contains a binder resin and a releasing agent; and an external additive that contains a zinc compound particle and a silica particle, wherein the zinc compound particle has a number average particle diameter of from about 2.0 μm to about 10.0 μm, the silica particle has a number average particle diameter of from about 60 nm to about 250 nm, the number of free zinc compound particles in all toner particles is from about 0.2% by number to about 1.0% by number, and the free zinc compound particle has an average circularity of about 0.6 or less. | 08-12-2010 |
20110039201 | DIGITAL ELECTROSTATIC LATENT IMAGE GENERATING MEMBER - Provided are electrostatic latent image generators, printing apparatuses including the electrostatic latent image generators, and methods of forming an electrostatic latent image. The electrostatic latent image generator can include a substrate and an array of pixels disposed over the substrate, wherein each pixel of the array of pixels can include a layer of one or more nano-carbon materials, and wherein each pixel of the array of pixels is electrically isolated and is individually addressable. The electrostatic latent image generator can also include a charge transport layer disposed over the array of pixels, wherein the charge transport layer can include a surface disposed opposite to the array of pixels, and wherein the charge transport layer is configured to transport holes provided by the one or more pixels to the surface. | 02-17-2011 |
20110039202 | ADJUSTABLE GLOSS CONTROL METHOD WITH DIFFERENT SUBSTRATES AND 3-D IMAGE EFFECT WITH ADJUSTABLE GLOSS - By using a high or low viscosity transparent toner, with respect to the other color toners, and different amounts of transparent toner lay-down, the gloss of an image printed by an electrophotographic device may be adjusted. By also applying the transparent toner as a negative mask, the differential gloss of the image may be reduced while still adjusting the gloss of certain portions of the image. Further, because different gloss levels may appear different at different viewing angles, transparent toner may be laid down to encode a transparent image within the image being printed. Such a transparent image may be useful as, for example, an authentication means for a document. Additionally, by varying the gloss levels on particular aspects of a printed image, multiple images of different gloss levels, which are prominent at different viewing angles can be made, thereby, a three-dimensional image effect can be achieved on the printed page. | 02-17-2011 |
20110097663 | Printer Including a Fuser Assembly with Backup Member Temperature Sensor - A printer is provided comprising substrate transport apparatus for moving substrates along a substrate path through the printer; a fuser assembly comprising a heat transfer member including a belt and a heater to heat the belt, a backup member adapted to engage the belt so as to define a fusing nip with the belt, and a temperature sensor for sensing a temperature of a portion of the backup member; and a controller coupled to the temperature sensor. Based on signals generated by the temperature sensor, the controller determines whether a substrate moving along the substrate path has been contacted by the backup member portion. | 04-28-2011 |
20110117487 | JOB ERROR CORRECTION IN A MULTICOLOR ELECTROPHOTOGRAPHIC PRINT ENGINE - A method and system for printing image documents using a variety of toners where some toners using a multi-development station having two or more development stations. These toners are co-printed prior to fixing, on the receiver by the multi-development station. | 05-19-2011 |
20110151373 | FULL-COLOR IMAGE-FORMING METHOD - Provided are a toner containing at least a binder resin and a colorant, the toner having a specific hue angle and an absorbance at a specific wavelength in reflectance spectrophotometry, and a full-color image-forming method involving the use of the toner, the method including the steps of: forming an electrostatic image on a charged electrostatic image bearing member; developing the formed electrostatic image with the toner to form a toner image; transferring the formed toner image onto a transfer material; and fixing the transferred toner image to the transfer material to form a fixed image. | 06-23-2011 |
20110165509 | TONER - Disclosed is a decolorable toner containing a binder resin and a coloring agent which contains a color former compound and a color developing agent and has a capsule structure such that it is covered with an outer shell, and having a volume average particle diameter of from 5.0 to 15.0 μm and a number-based particle size distribution CV of 35% or less. | 07-07-2011 |
20110200932 | RAISED LETTER PRINTING USING LARGE YELLOW TONER PARTICLES - 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. | 08-18-2011 |
20110200933 | RAISED PRINTING USING SMALL TONER PARTICLES - 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. | 08-18-2011 |
20110217653 | INTERMEDIATE TRANSFER BELT FOR IMAGE FORMING APPARATUS, METHOD OF PREPARING THE BELT, AND IMAGE FORMING METHOD AND APPARATUS USING THE BELT - A belt member for intermediate transfer, including a crosslinked product of a thermoplastic resin; and an electroconductive particulate material, wherein the belt member satisfies the following formulae (I) and (ii): | 09-08-2011 |
20110223533 | SERIAL COMMUNICATION APPARATUS AND IMAGE FORMING APPARATUS INCLUDING THE SAME - An image forming apparatus including a fixing device using an induction heating method determines a driving frequency for a switching element configured to drive an induction coil, according to a difference between a detected temperature of an electrically conductive heating element provided in the fixing device and a target temperature. When the determined frequency is a predetermined minimum frequency and a current flowing through the induction coil is at a predetermined value or less, the image forming apparatus generates a signal indicating the abnormality of electric power supplied to the induction coil. | 09-15-2011 |
20110236821 | LASER FIXING DEVICE, IMAGE FORMING APPARATUS EQUIPPED WITH THE LASER FIXING DEVICE, AND IMAGE FORMING METHOD EMPLOYING THE IMAGE FORMING APPARATUS - There are provided a laser fixing device adapted to use of two types of light fixable toners having different light absorption characteristics, an image forming apparatus equipped with the laser fixing device, and an image forming method employing the image forming apparatus. A laser fixing device includes a laser light emitting section for emitting laser light and a wavelength conversion section for emitting outgoing light having a wavelength different from the one that incident laser light has. | 09-29-2011 |
20110250535 | TONER COMPOSITIONS AND PROCESSES - The present disclosure provides processes for producing polyester toners by emulsion aggregation where the resulting toner particles have high pigment loadings and desired circularity. The methods include adding a metal, in embodiments a metal compound, at the beginning of coalescence, which speeds the coalescence process and produces toner particles having a desired size and circularity for use in electrophotographic imaging systems. | 10-13-2011 |
20110250536 | IMAGING PROCESSES - The present disclosure provides processes for producing images with toner particles. In embodiments, toner particles of a certain diameter in size are applied to a substrate as an incomplete monolayer, and then fused to form an image that is a complete monolayer and possesses a thickness less than the diameter of the particles utilized to form the image. | 10-13-2011 |
20120003580 | IMAGE FORMING METHOD - Provided is an image forming method in which hydrophobized calcium carbonate particles having a number average particle diameter of 30 to 300 nm and hydrophobized strontium titanate particles having a number average particle diameter of 30 to 300 nm are applied to the surface of an image bearing member. | 01-05-2012 |
20120009518 | DEVELOPING DEVICE, IMAGE FORMING METHOD AND APPARATUS, AND PROCESS CARTRIDGE - In the image forming method, a color toner image and a transparent toner image are formed using a first developing device containing a first developer including color toner and carrier, and a second developing device containing a second developer including transparent toner and carrier. At least the second developing device includes a developer bearing member bearing the second developer for developing an electrostatic image; a developer supplying passage supplying the developer to the developer bearing member while feeding the developer in a first direction; and a developer feeding passage separated from the developer supplying passage at a central portion thereof and feeding the developer used for development in a direction parallel to the first direction. The transparent toner includes a resin and a lubricant and has viscoelastic property such that loss tangent has a peak with height of not less than 3 at a temperature of from 80° C. to 160° C. | 01-12-2012 |
20120028183 | DEVELOPING METHOD AND IMAGE FORMING METHOD - The developing method includes developing an electrostatic latent image on an image bearing member with a two-component developer including a toner and a carrier and born on at least one developer bearing member, whose surface moves at a linear speed of from 300 mm/sec to 2,000 mm/sec. The carrier includes a particulate core material; and a cover layer located on a surface of the core material and including a crosslinked material obtained by crosslinking a resin including a first unit having a specific tris(trialkylsiloxy) silyl group and a second unit having a specific alkoxysilyl group having a crosslinking ability. Each of the first unit and the second unit is included in the resin in a molar ratio of from 0.1 to 0.9 based on all the units included in the resin. | 02-02-2012 |
20120100479 | LARGE PARTICLE TONER PRINTING METHOD - Printing methods are provided. In accordance with one aspect, a first toner image is formed with a first toner particles having a median volume weighted diameter between about 3 um and 9 um and having a first charge-to-mass ratio and, a second toner image is formed with second toner particles having a median volume weighted diameter greater than about 20 um and having a charge-to-mass ratio that is between ⅓ to ½ of the first charge-to-mass ratio times the ratio of the volume weighted average diameter of the first toner to the volume weighted average diameter of the second toner. The first toner image is transferred to a receiver using a first electrostatic field and the second toner image is transferred the receiver using a second electrostatic field. | 04-26-2012 |
20120122028 | CARRIER FOR DEVELOPING ELECTROSTATIC IMAGE, DEVELOPER FOR ELECTROSTATIC IMAGE, DEVELOPING DEVICE, CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS - A carrier for developing an electrostatic image, includes: magnetic core material particles and a coated layer coated on the magnetic core material particles, the coated layer containing a resin having a monomer unit represented by formula (A): | 05-17-2012 |
20120141934 | Toners Made from Latexes - A toner comprising toner particles which comprise binder resin and colorant, wherein the binder resin is made from latexes which comprise a low molecular weight (LMW) latex of resin particles having a weight average molecular weight (Mw) less than 50,000 and a medium molecular weight (MMW) latex of resin particles having a Mw from 50,000 to 500,000, wherein the glass transition temperature (Tg) of the resin particles of the LMW latex is not greater than 52° C. | 06-07-2012 |
20120156609 | METHOD FOR PRODUCING PRINT HAVING FOIL IMAGE AND TONER IMAGE - 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: | 06-21-2012 |
20120196223 | BALANCING CHARGE AREA DEVELOPED AND TRANSFERRED TONER - 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 increase monotonically with an increase in the net second 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. | 08-02-2012 |
20120196224 | BALANCING DISCHARGE AREA DEVELOPED AND TRANSFERRED TONER - 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. | 08-02-2012 |
20120231390 | METHOD OF FIXING TONER IMAGE - Energy consumption in a fixing process of an electrophotographic image-forming apparatus is reduced. An unfixed toner image T | 09-13-2012 |
20120264048 | TONER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE - Provided is a toner including: toner particles, each toner particle containing a toner base particle, wherein the toner contains a binder resin; and a colorant, wherein the toner base particle has protrusions at a surface thereof, wherein an average of lengths of long sides of the protrusions is 0.1 μm or more but less than 0.5 μm, a standard deviation of the lengths of the long sides of the protrusions is 0.20 or less, and a coverage rate of the protrusions is 30% to 90%, wherein a resin forming the protrusions is prepared through polymerization of a monomer mixture containing at least a monomer having a sulfonic acid group, and wherein the monomer mixture contains styrene in an amount of 90% by mass or more and the monomer having a sulfonic acid group in an amount of 0.1% by mass to 5% by mass. | 10-18-2012 |
20130004892 | METHOD OF PRODUCTING ELECTRONIC CIRCUIT BOARDS USING ELECTROPHOTOGRAPHY - The present invention provides a method producing printed electronic circuits using electrophotography. | 01-03-2013 |
20130017481 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHODAANM MAEHATA; HideoAACI KanagawaAACO JPAAGP MAEHATA; Hideo Kanagawa JPAANM MERA; FumiakiAACI KanagawaAACO JPAAGP MERA; Fumiaki Kanagawa JPAANM YOSHIMURA; KousakuAACI KanagawaAACO JPAAGP YOSHIMURA; Kousaku Kanagawa JP - An electrostatic charge image developing toner includes: a polyester resin containing a graft copolymer, the graft copolymer being formed with a polyester skeleton as a main chain and block copolymers containing a styrene-based polymer block and a crystalline acrylate-based polymer block. The styrene-based polymer block is grafted onto the polyester skeleton. | 01-17-2013 |
20130017482 | ELECTROSTATIC IMAGE DEVELOPING CARRIER, ELECTROSTATIC IMAGE DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS - An electrostatic image developing carrier includes a ferrite particle that contains magnesium element in an amount of about 3.0 wt % or more and about 10.0 wt % or less and manganese element in an amount of about 0.2 wt % or more and less than about. 1.0 wt %; and a resin layer that covers the ferrite particle. | 01-17-2013 |
20130022908 | POLYESTER RESIN FOR TONER, ELECTROSTATIC-IMAGE-DEVELOPING TONER, ELECTROSTATIC IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - There is provided a polyester resin for a toner, including: a polycondensate of a polyvalent carboxylic acid component and a polyhydric alcoholic component, wherein the polyhydric alcoholic component contains a rosin diol represented by the following Formula (1) and a content of the rosin diol is 80 mole % to 100 mole % based on the total polyhydric alcoholic component. | 01-24-2013 |
20130122416 | RELEASE FLUID FOR REDUCING GEL BUILD - A releasing fluid is disclosed. The releasing fluid includes: an end functional polydimethylsiloxane formed of Formula (i): | 05-16-2013 |
20130164672 | POLYESTER RESIN, ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - A polyester resin is a polycondensate obtained by reacting a divalent alcohol, a divalent carboxylic acid, and a mono- or divalent rosin by the use of a zinc compound as a reaction catalyst. | 06-27-2013 |
20130236831 | POLYURETHANE RESIN, TONER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - A polyurethane resin which is an addition polymer, includes an isocyanate compound containing at least a compound having two or more isocyanate groups; and an alcohol compound containing rosin diol represented by Formula (1): | 09-12-2013 |
20130244170 | POLYESTER RESIN FOR TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - A polyester resin for a toner is a polycondensate of a carboxylic acid component and an alcohol component including rosin diol that is represented by the following formula (1) and has an alicyclic structure (alicyclic alcohol), | 09-19-2013 |
20130244171 | POLYESTER RESIN FOR TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - A polyester resin for a toner is a polycondensate of a dicarboxylic acid component and an alcohol component including rosin diol that is represented by the following formula (1), and has a weight average molecular weight (Mw) of from 40000 to 150000, and a molecular weight distribution (Mw/Mn) of from 12 to 25: | 09-19-2013 |
20130295502 | PREPARING TONER IMAGES WITH METALLIC EFFECT - A method is used to provide a toner image with a metallic effect. After forming a latent image, it is developed with metallic dry toner particles to form a developed toner image that is transferred and fixed to a receiver material. Each metallic dry toner particle consists essentially of a polymeric binder phase and non-conductive metal oxide particles. Before fixing, the metallic dry toner particle has a mean volume weighted diameter (D | 11-07-2013 |
20140004462 | MAKING ARTICLE WITH DESIRED PROFILE | 01-02-2014 |
20140080053 | ELECTROSTATIC-IMAGE DEVELOPING TONER, ELECTROSTATIC IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE-FORMING APPARATUS, AND METHOD FOR FORMING IMAGE - An electrostatic-image developing toner contains a polyester resin prepared by addition reaction of a polycondensate of a carboxylic acid component and an alcohol component with an isocyanate-containing compound. The polycondensate has an active hydrogen group. The alcohol component includes a rosin diol represented by general formula (1): | 03-20-2014 |
20140099579 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - An electrostatic charge image developing toner includes toner particles having a core that includes a block copolymer of a crystalline polyester block and an amorphous polyester block, and a shell that covers the core and includes an amorphous polyester resin having an ethylenically unsaturated double bond, and of which a surface layer part includes a crosslinked product of the amorphous polyester resin having an ethylenically unsaturated double bond. | 04-10-2014 |
20140147785 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - An electrostatic charge image developing toner includes toner particles containing a binder resin, and first silica particles attached to surfaces of the toner particles, in which the first silica particles are treated with a hydrophobizing agent in supercritical carbon dioxide. | 05-29-2014 |
430124110 | Simultaneous transferring and fixing | 3 |
20080318150 | Paper Compositions, Imaging Methods and Methods for Manufacturing Paper - Paper compositions are provided that include an amine group-containing cationic polymeric material and a binder material. The paper compositions are particularly useful as receiver materials for images formed by electrophotographic imaging methods utilizing liquid developers. Also described are imaging methods that utilize the paper compositions as receiver materials and methods for manufacturing the paper. | 12-25-2008 |
20100081077 | Method For Reducing Wear On An Electro-Photographic Printer Drum - A method for reducing wear upon an electro-photographic printer drum includes the steps of determining a non-image region of a page to be printed, applying a halftone pattern of toner to a portion of the printer drum corresponding to the non-image region, and rotating the printer drum against a cleaning blade, the halftone pattern of toner providing lubrication between the drum and the cleaning blade. | 04-01-2010 |
20100330495 | Image sheet forming method and image sheet forming apparatus - An image sheet forming method includes supplying a first sheet including a non-transparent layer, and transferring a toner image onto a toner image carrying surface of the first sheet. The method further includes integrating a second sheet, which includes a base layer and a transparent layer, with the first sheet in a manner that the toner image is sandwiched between the toner image carrying surface of the first sheet and the transparent layer of the second sheet. The method further includes separating the base layer from the second sheet while fixing the toner image. | 12-30-2010 |
430124130 | Posttreating fixed image (e.g., smoothing, etc.) | 9 |
20100055604 | Image-Forming Apparatus and Image-Forming Process - An image-forming apparatus comprises: an image carrier; a charging unit; a latent image forming unit; a developing unit that uses a toner maintaining a non-color-developing state when provided with coloring information through exposure to light; a coloring information providing unit that provides the toner image with coloring information by exposing the toner image to light having a predetermined wavelength determined depending on the color not to be developed based on color component information of image data; a transfer unit; a fixing unit; a color-developing unit that develops a color of the toner image provided with the coloring information; and a control unit that controls the coloring information providing unit to expose a background region on the image carrier to light having a predetermined wavelength for preventing color development of the toner. | 03-04-2010 |
20110229819 | METHOD OF FOIL TRANSFER EMPLOYING FOIL TRANSFERRING FACE FORMING TONER AND IMAGE FORMING METHOD - A method of transferring a foil comprising: forming a foil transferring face on a photoreceptor employing a foil transferring face forming toner; transferring the foil transferring face onto a base substance, followed by fixing the foil transferring face; supplying a transfer foil having at least a foil and an adhesive layer on the base substance having the fixed foil transferring face, heating the transfer foil and the foil transferring face while the adhesive layer of the transfer foil is in contact with the foil transferring face to adhere the foil onto the foil transferring face; removing the transfer foil from the base substance while leaving the foil adhered onto the foil transferring face, wherein the foil transferring face forming toner comprises at least a binder resin, wherein the binder resin comprises a polymer formed by using a vinyl monomer comprising at least a carboxyl group. | 09-22-2011 |
20120028184 | BENDING RECEIVER USING HEAT-SHRINKABLE FILM - A receiver having an image side and a non-image side bent in a bend area including a bend axis. Toner is deposited on the image side of the receiver in the bend area using an electrophotographic print engine. The deposited toner is fused to the receiver. During or after fusing, the fused toner is heated to a selected fusing temperature greater than or equal to the Tg of the toner. A heat-shrinkable film is affixed to the heated toner after heating the toner, wherein the Tg of the film is greater than the Tg of the toner. The toner is cooled below its Tg after affixing the film. The bend area of the receiver is reheated after cooling the toner, so that the temperature of the heat-shrinkable film rises above its Tg, the heat-shrinkable film contracts, and the receiver bends at the bend axis. | 02-02-2012 |
20140023967 | COLOR IMAGE FORMING METHOD AND COLOR IMAGE FORMING APPARATUS - A color image forming method, including: forming electrostatic latent image on electrostatic latent image bearing member; developing the image to form visible image with at least two toners containing releasing agent and selected from black, magenta, cyan and yellow toners; transferring the visible image to recording medium; fixing the transferred image thereon with fixing member having no releasing agent on surface thereof; and forming overcoat layer on the fixed image by polymerizing overcoat composition, wherein when lightness-L1, chromaticity-a1 and so chromaticity-b1 according to L*a*b* color system of the fixed image formed with the at least two toners and lightness-L2, chromaticity-a2 and chromaticity-b2 of the fixed image after the overcoat composition is dropped at 0.4 mg/cm | 01-23-2014 |
20140322645 | DIGITAL EMBOSSING AND CREASING SHEET - A method of printing and embossing a receiver is disclosed. The method includes depositing a pattern of image toner on a side of an image bearing receiver, the image toner including toner particles; fixing the pattern of image toner onto the receiver; depositing an embossing pattern of embossing particles on a face of an embossing sheet or web, the embossing pattern having an embossing-pattern thickness corresponding to a fixed stack height of at least 30% of the thickness of the receiver. The embossed particles have an average diameter greater than diameters of the toner particles. Pressing the image bearing receiver and the embossing sheet or web together in a compliant nip, the first side of the receiver facing the face of the embossing sheet or web, the pressure selected so that with a large enough load so that the embossing pattern permanently deforms the receiver. | 10-30-2014 |
20140356784 | METHOD FOR CREATING A SCRATCH-OFF DOCUMENT WITH LOW ENERGY COMPONENTS - A method of creating a scratch-off document, the method includes the steps of providing a substrate; applying an image toner on the substrate; heating the image toner which causes the image toner to fix to the substrate and causes low surface energy component in the image toner to migrate to a surface of a formed image; applying a non-image toner on the surface of the formed image and the substrate; fusing the non-image toner which fuses the non-image toner to the surface of the formed image and the substrate, which causes the fused non-image toner to fuse to a level that permits scratch-off of a scratch-off portion of the fused non-image toner. | 12-04-2014 |
430124150 | Removing fixed image from receiver | 2 |
20090023090 | SUPPORT FOR IMAGE RECORDING MATERIAL, METHOD OF PRODUCING THE SAME, AND IMAGE RECORDING MATERIAL AND IMAGE RECORDING METHOD USING THE SAME - The present invention provides a support for image recording material etc. that can record high-quality images far from occurrences of blister, uneven recording or uneven fixing. | 01-22-2009 |
20130130172 | DEINKING A PRINT - A method of deinking an image-bearing member using an organic solvent includes receiving the image-bearing member. The member has thereon a continuous or discontinuous image layer formed of toner particles that do not include colorant, and colorant particles or molecules. The colorant particles or molecules are arranged in a pattern corresponding to the arrangement of the toner particles. The organic solvent is hydrophobic or oliophilic and the colorant is insoluble in the organic solvent. The hydrophobic or oliophilic organic solvent is applied to the image-bearing member, so that a majority of the toner image layer is dissolved off the image-bearing member and the colorant is removed from the image-bearing member. A deinked reflection density of the image-bearing member in a selected test area from which the toner image layer was dissolved is within 0.15 of an imprinted reflection density of the image-bearing member before deinking. | 05-23-2013 |
430124200 | Plural fixing of single toner image | 1 |
20110287357 | ELECTROPHOTOGRAPHIC PRINT BINDING METHOD - Methods for forming bound electrophotographic prints are provided. In one aspect a method comprises the steps of applying a toner to a receiver to form a toner image with having toner in a binding area and in an image area. The binding area is proximate to a binding edge of the receiver and the image area that is separated from the binding area by an separation area. The toner image is fused to form a print, and a sheet and the prints are stacked with the toner in the binding area of the print confronting the sheet along a binding edge of the sheet. Heat is applied at the binding edges to cause the toner in the binding area to fuse for a second time. A residual portion of the applied heat heats the separation area but the separation area does not heat the image area to an extent sufficient to fuse toner in the image area. | 11-24-2011 |
430124210 | Fluid (liquid or gas) contact fixing | 1 |
430124220 | Using liquid polymer or liquid metal | 1 |
20110177450 | TONER IMAGE FIXING METHOD - A toner image fixing method reduces energy consumed in a fixing step in an electrophotographic image forming apparatus. A photopolymerization composition is coated on an unfixed toner image formed on a recording medium. Then, the photopolymerization composition is irradiated with light, which does not have an emission wavelength band in a far infrared range and which has a maximum emission wavelength of 360 nm or longer to 420 nm or shorter, by using an LED, whereby the photopolymerization composition is cured and the unfixed toner image is fixed to the recording medium. | 07-21-2011 |
430124230 | Fixing by pressure only (e.g., cold fixing, etc.) | 2 |
20110123924 | TONER COMPOSITIONS - The present disclosure provides for enzymatic polymerization to produce polyester resins suitable for use in manufacturing toners. In embodiments, crystalline copolymers, which are polyesters, may be synthesized from lactones, cyclic anhydrides, cyclic carbonates, and combinations thereof. These crystalline copolymers, in turn, may be utilized in the synthesis of toner particles. | 05-26-2011 |
20120244469 | TUNABLE GLOSS USING AEROGEL CERAMIC FILLERS ADDED TO VITON COATINGS FOR FUSING APPLICATIONS - Exemplary embodiments provide materials, methods, and systems for a fuser member used in electrophotographic devices and processes, wherein the fuser member can include a coating material containing a plurality of aerogel fillers dispersed in and/or bonded to a polymer matrix for providing a desired gloss level of fused toner images. | 09-27-2012 |
430124300 | Heat fixing using roller or belt (e.g., fuser member, etc.) | 11 |
20090233217 | TONER, IMAGE FORMING METHOD, AND PROCESS CARTRIDGE - A toner is provided that includes a binder resin which is selected from (a) a polyester resin, (b) a hybrid resin comprising a polyester unit and a vinyl copolymer unit, and (c) a mixture of a polyester resin and a hybrid resin, a colorant, a release agent, and at least one of an aluminum compound and a zirconium compound of an aromatic oxycarboxylic acid. The toner has a 1/2 flow starting temperature of from 120 to 130° C. measured by a flow tester, and a storage elastic modulus (G′) of from 50,000 to 200,000 Pa and a tan δ(G″/G′) that is a ratio of a loss elastic modulus (G″) to a storage elastic modulus (G′) of from 1.0 to 3.0 at a frequency of 10 Hz, a temperature of 100° C., and a stress of 2,000 Pa. | 09-17-2009 |
20090280428 | IMAGE FORMATION APPARATUS THAT SOLVES UNEVEN GLOSS IN A PAGE, AND IMAGE FORMATION METHOD AND RECORDING MEDIUM FOR THE METHOD - The present invention reduces delay in supplying heat to fixing nip when sheet passes therethrough and overcomes disadvantages like uneven gloss in page and fixing faults by including temperature detector | 11-12-2009 |
20100159384 | ENHANCED FUSING FOR ELECTROPHOTOGRAPHIC TONERS - An electrophotographic method for producing fused toner images on a receiver medium comprising the steps of: forming an electrostatic image pattern on an image forming member; developing the image pattern on the image forming member with fusible toner particles thereby forming a toner image thereon; transferring the toner image to the receiver medium; and heating the toner image to form a fused toner image on the receiver medium, wherein an amount of a plasticizer is added to the toner particles of the toner image after formation of the toner image on the image forming member and prior to or concurrent with fusing of the transferred toner image on the receiver medium, further wherein the amount of plasticizer added is effective in lowering the Tg of the toner below that of the toner under prevailing ambient conditions in the absence of the added plasticizer. The current invention overcomes the limitations of the prior art because the plasticizer is added immediately before fusing, thus avoiding toner clumping upon storage, as well as eliminating the high cost associated with a custom manufactured receiver that already contains plasticizer. | 06-24-2010 |
20100330494 | APPARATUSES USEFUL IN PRINTING AND METHODS OF FIXING MARKING MATERIAL ON MEDIA - Apparatuses useful in printing and methods of treating marking material on media are disclosed. An embodiment of the apparatuses includes a roll including a first outer surface; a continuous belt including an inner surface and a second outer surface forming a nip by contact with the first outer surface, the belt being driven by rotation of the roll; and a heater disposed inside of the belt. The heater includes a circumferentially-extending heating surface contacting the inner surface of the belt over an angle of at least about 90°. | 12-30-2010 |
20110195358 | Fixing device and image forming apparatus using the same - A fixing device including a fixing member to melt a toner so as to fix a toner image onto a recording medium, a temperature sensor to detect a temperature of the fixing member, and a heater to heat the fixing member based on the temperature detected by the temperature sensor. A driving speed of the fixing member is reduced after printing is completed, and subsequently the fixing member stops driving. The fixing member is controlled to have a desired temperature (Ts) after the fixing member stops driving that is lower than a desired temperature (Tp) during printing. | 08-11-2011 |
20110256479 | IMAGE FORMING METHOD - An image forming method is disclosed, comprising transferring and fixing steps, wherein fixing is performed by a fixing device in which at least one of a heating member and a pressing member comprises an endless belt entrained about plural rollers, and the heating member and the pressing member are pressed against each other to form a fixing nip, and wherein toner particles contains a binder resin which has a domain/matrix structure constituted of a high-elastic resin forming a domain and a low-elastic resin forming a matrix in an elastic image obtained when observing the toner particles by an atomic force microscope with respect to a section of the individual toner particles, in which an arithmetic average value of a ratio (L/W) of a major axis (L) to a minor axis (W) of individual domains is 1.5 to 5.0, and domains having the major axis (L) of 60 to 500 nm account for not less than 80% by number of total domains and domains having the minor axis (W) of 45 to 100 nm account for not less than 80% by number of total domains. | 10-20-2011 |
20110287358 | FIXING DEVICE - A fixing device includes a fixing belt including a metal layer, a pressing member to form a nip between the pressing member and the fixing belt, an induction current generating coil that faces an outer periphery of the fixing belt, and heats the fixing belt located at a nip position through a hollow inside of the fixing belt, and a coil controller supplies a high frequency to the induction current generating coil. | 11-24-2011 |
20120040286 | FIXING SYSTEMS INCLUDING CONTACT PRE-HEATER AND METHODS FOR FIXING MARKING MATERIAL TO SUBSTRATES - Fixing systems and methods for fixing marking material to a substrate are provided. An exemplary embodiment of the fixing systems includes a pre-heating device including: a first fixing member including a first surface; a second fixing member including a second surface forming a first nip with the first surface; and a first thermal energy source for heating at least one of the first surface and the second surface; wherein the first surface and the second surface contact and pre-heat a substrate and marking material comprising toner disposed on a surface of the substrate when the substrate is received at the first nip to produce the temperature condition: T | 02-16-2012 |
430124320 | Identified roller or belt composition or structure | 3 |
20090202936 | HEAT REGULATED PRINTER ELEMENT, USE OF A RUBBER MATERIAL HAVING A PHASE CHANGE MATERIAL DISPERSED THEREIN, A PRINTER AND A METHOD OF PRINTING - A surface temperature of a heat regulated printer element is accurately controlled by providing at least a layer of a rubber material with a phase change material dispersed therein. A method of printing uses an image receiving intermediate carrier including at least a layer of a rubber material with a phase change material dispersed therein. | 08-13-2009 |
430124330 | Fluorine-containing resin in surface layer of belt or roller | 2 |
20100028797 | FUSER MEMBER COATING HAVING ALIPHATIC-AROMATIC FLUOROPOLYMERS - A fuser member including a substrate, and thereover, an outer layer with a fluorinated polymer having a flexible aliphatic segment and a rigid aromatic segment, wherein the aliphatic segment and the aromatic segment are bonded through a linkage group. | 02-04-2010 |
20120164570 | THERMALLY CONDUCTIVE FUSER COATING - The present invention is directed towards a fuser member having as its outermost layer, a cured composite comprising: a) a continuous phase of an elastomer; and b) thermally conductive particles dispersed in the elastomer, where the conductive particles comprise inorganic particles coated with a layer of fluoroplastic. | 06-28-2012 |
430124400 | Noncontact fixing (e.g., flash fusing, etc.) | 3 |
20100285403 | CURABLE TONER COMPOSITIONS AND PROCESSES - Processes for producing emulsion aggregation toners are provided. In embodiments, methods of the present disclosure may be utilized to produce toners suitable for low melt applications, including use in flexible packaging applications, where low pile height is desired for low cost and flexibility. In embodiments, the EA toners may be prepared by optimizing the particle size of the emulsion, the choice of and amount of aggregating agent utilized, and the solids content of the emulsion. | 11-11-2010 |
20110053078 | CURABLE TONER COMPOSITIONS AND PROCESSES - An emulsion aggregation toner composition includes toner particles including: an unsaturated polymeric resin, such as amorphous resins, crystalline resins, and combinations thereof; an optional colorant; an optional wax; an optional coagulant; and a photoinitiator. By optimizing the particle size of the emulsion, the aggregant concentration utilized in the emulsion aggregation process, and the solids content of the emulsion, toners may be produced capable of generating images with non-contact fusing that have high gloss. | 03-03-2011 |
20130122417 | TONER, AND IMAGE FORMING METHOD AND PROCESS CARTRIDGE USING THE TONER - A toner is provided including toner particles A having a circularity of greater than 0.93 and not greater than 1.00 and toner particles B having a circularity of from 0.85 to 0.93, wherein the following relationships are satisfied: 70≦R | 05-16-2013 |
430124500 | Fixing to identified receiver | 1 |
430124530 | Polymer or wax receiver surface | 1 |
20090061348 | ELECTROPHOTOGRAPHIC IMAGE-RECEIVING SHEET AND IMAGE FORMING METHOD USING THE SAME - The present invention provides an electrophotographic image-receiving sheet including a support having raw paper and a resin layer on at least one surface of the raw paper; and at least one coating layer on the support, wherein the thickness of the resin layer at least on the image-forming side is 5 μm to 15 μm, the coating layer contains at least hollow particles, and the amount of the hollow particles contained in the coating layer is 0.5 g/m | 03-05-2009 |