Patent application number | Description | Published |
20080199797 | CURABLE TONER COMPOSITIONS AND PROCESSES - An emulsion aggregation toner composition includes toner particles including: an unsaturated polymeric resin, selected from amorphous resins, crystalline resins, and mixtures thereof; an optional colorant; an optional wax; an optional coagulant; and a photo initiator capable of initiating crosslinking of said unsaturated polymeric resin. | 08-21-2008 |
20080220362 | TONER COMPOSITIONS HAVING IMPROVED FUSING PROPERTIES - Image recording device comprising a development system including toner particles comprising a gel latex, a high Tg latex, a wax, and a colorant, and a fuser member, such as a fluoropolymer coated fuser member, which produces images having improved document offset, vinyl offset and half-tone rub properties. | 09-11-2008 |
20080248196 | SYSTEM AND METHOD FOR PROTECTING A PRINT - A system and a method to protect an image on a substrate. The method includes applying a coating to the surface of a substrate having an unspread ink image thereon, wherein the image is formed by droplets of solid ink, and wherein the coating interacts with the ink. Moreover, the method includes spreading the coated ink on the surface of the substrate, wherein the ink and the coating interact during the spreading process and wherein the spread ink on the surface of the substrate forms the continuous image. | 10-09-2008 |
20080274420 | ADHESION PROMOTER - An adhesion promoter for a hot melt adhesive or a pressure sensitive adhesive prepared by admixing a silane composition with an aqueous buffer solution, where the silane composition includes at least two silane compounds. The adhesive is able to bind at very low surface free energy substrates, such as Xerographic prints contaminated by silicone fuser oil. The hot melt adhesive maintains a substantially stable viscosity at temperature ranging from about | 11-06-2008 |
20090052947 | RADIATION CURABLE COMPOSITION - A composition includes at least one radiation curable (alkyl)acrylate-polyester oligomer, at least one photoinitiator, and at least one surfactant, wherein the composition has a viscosity of from about 50 cP to about 3000 cP at about 25° C., and a surface tension of from about 15 to about 40 dynes/cm at about 25° C. | 02-26-2009 |
20090104373 | METHODS FOR APPLYING FLUORESCENT ULTRAVIOLET CURABLE VARNISHES - Disclosed is methods for applying a radiation curable fluorescent varnish to a document and authenticating the document via the radiation curable fluorescent varnish. The ultraviolet radiation curable fluorescent varnish comprising at least one curable monomer or oligomer, at least one photoinitiator, and at least one fluorescent material, wherein upon exposure to activating radiation, the fluorescent material fluoresces to cause a visible change in the appearance of the ultraviolet radiation curable fluorescent varnish. The methods include determining a location of printed portions of an image on a substrate and digitally printing the ultraviolet radiation curable fluorescent varnish onto the substrate in image registration only upon one or more portions of the determined printed portions on the substrate. | 04-23-2009 |
20090117340 | Substrate, system and method for magnetic ink character recognition encoding - A document comprising a substrate with a surface having cellulose hydroxy groups, an adhesion promoter present on at least a first portion of the substrate surface, and a magnetic ink image formed over the first portion of the substrate surface. The adhesion promoter comprises a silane component including at least one amino functional group and at least one of a second type of functional group that is configured to bond with cellulose hydroxyl groups in the substrate. The magnetic ink image has a magnetic signal strength of at least 80%. A corresponding printing system and a method of printing also are disclosed. | 05-07-2009 |
20090129832 | System and method for preparing magnetic ink character recognition readable documents - Disclosed herein is printing system comprising a first printer configured to print a first set of data on a document, the first printer including a fuser employing fuser oil, and an in-line spray coater configured to deposit a wax coating on a portion of the document to repel or cover fuser oil. A corresponding method is also described. The method and system are useful for preparing MICR encoded documents such as checks. | 05-21-2009 |
20090130302 | System and method for pre-treating magnetic ink character recognition readable documents - Disclosed herein is a printing system is described having a first printer including a fuser employing fuser oil, and a coater disposed upstream or downstream from the first printer and being configured to deposit a wax coating on a portion of the substrate. A corresponding method and a substrate also are described. The system, method and substrate are useful for preparing MICR encoded documents such as checks. | 05-21-2009 |
20090130396 | Method and system for use in preparing magnetic ink character recognition readable documents - Disclosed herein is a substrate comprising a first surface having fuser oil thereon, a portion of the first surface including a coating comprising a tracer material and a fuser oil-mitigating wax, the quantity of tracer material being indicative of the quantity of coating on the substrate. A printing system comprising a printer, a coater configured to deposit a coating comprising a wax and a tracer material on a portion of a substrate to mitigate fuser oil, a tracer exciter configured to excite the tracer material, and a tracer detector configured to detect the electromagnetic radiation emitted from the tracer material is also disclosed, along with a corresponding method. | 05-21-2009 |
20090162555 | Coating, system and method for conditioning prints - Disclosed herein is a xerographic print comprising a substrate having a printed image thereon comprising a low melt temperature toner, and a polyolefin wax coating formed over the printed image having a dry thickness in the range of about 0.5 to about 5 microns. The wax coating substantially prevents toner offset at temperatures up to at least | 06-25-2009 |
20090184157 | USE OF SILANE PROMOTER TO MODIFY PRESSURE SENSITIVE ADHESIVE FOR USE IN PRESSURE SEAL MAILERS PRINTED ON IGEN3 - Exemplary embodiments provide a pressure-seal cohesive and method for making and using the pressure-seal cohesive to form mailer type business forms. The disclosed pressure-seal cohesive can provide an improved cohesive sealing of the mailer forms. In particular, the pressure-seal cohesive can include at least one silane promoter admixed with at least one aqueous pressure sensitive compound formulation that contains pressure sensitive cohesive and/or adhesive compounds. The admixed silane promoter can have a concentration ranging from about 0.5% to about 2.5% weight percent of the pressure-seal cohesive to improve the compatibility of the pressure sensitive compounds, even if they are contaminated by the fuser oils (e.g., functionalized PDMS oil) during digital printing processes (e.g., on Xerox iGen3). | 07-23-2009 |
20090201321 | INLINE PRINTING OF INVISIBLE INFORMATION WITH AN INK JET IN A DIGITAL PRESS SYSTEM - A system integrating a digital press with an ink jet device to form a security document, which includes a xerographic portion and an invisible ink portion, produces documents in a continuous inline process. | 08-13-2009 |
20090274499 | EXTENDED ZONE LOW TEMPERATURE NON-CONTACT HEATING FOR DISTORTION FREE FUSING OF IMAGES ON NON-POROUS MATERIAL - A system for heated gas fusing of toner on non-porous substrates is provided. The system uses (1) an extended fusing zone held at lower temperatures than needed for a roll nip or radiant fuser, and (2) a very low melt toner which can be fused at greatly reduced temperatures compared to conventional toners. In one form, the system is realized through (a) the use of heated gas as the low temperature extended zone fusing technology, and (b) the use of ultra-low melt (ULM) toner—which requires significantly reduced temperature compared to conventional toner. On non-porous packaging substrates the use of heated gas can limit the substrate temperature to 100° C. | 11-05-2009 |
20100021217 | COMPOSITION AND METHOD FOR WAX INTEGRATION ONTO FUSED PRINTS - A system and a method to protect an image on a substrate. The method includes forming an unfused toner image, partially fusing the unfused toner image at a first temperature by exposing the composition to radiation to prevent disruption of the image upon application of the wax-hybrid composition to form a partially fused toner image, cooling the partially fused toner image to a second temperature, providing a protective coating composition comprising a wax-hybrid, applying the protective coating composition over the partially fused toner image, permanently fixing the protective coating composition and partially fused toner image to form a final printed image. | 01-28-2010 |
20100112315 | LAMINATING FILM AND METHODS OF USE THEREOF - A laminating film and methods of use with xerographic prints. The laminating film comprises an adhesion promoter comprising a hydrolytic silane compound that imparts improved adhesion and which can be used in laminating applications conducted at high and as well as low temperature ranges. | 05-06-2010 |
20100196682 | METHOD FOR PAPER TREATMENT - A surface treatment method of oil contaminated xerographic prints which increases the surface energy of the print to levels close to the values corresponding to the original uncontaminated paper. Subjecting the contaminated surface to both ultraviolet (UV) radiation and ozone can change the chemical structure of the surface of the paper in such a way that a highly polar surface is created as a consequence of this treatment, leading to enhanced adhesion properties of the xerographic print. | 08-05-2010 |
20100196819 | METHOD FOR PAPER TREATMENT - Provided herein is a surface treatment method of oil contaminated xerographic prints which increases the adhesion of the print to levels close to the values corresponding to the original uncontaminated paper. Subjecting the contaminated surface to corona treatment alone and in combination with ultraviolet (UV) radiation and ozone can change the chemical structure of the surface of the paper in such a way that a highly polar surface is created as a consequence of this treatment, leading to enhanced adhesion properties of the xerographic print. | 08-05-2010 |
20100284714 | REDUCTION OF CONTAMINATION ON IMAGE MEMBERS BY UV OZONE TREATMENT - Exemplary embodiments provide a method and a system that can include a combined UV radiation and ozone treatment for reducing contamination built-up on surfaces of image members within a printing system. | 11-11-2010 |
20110070414 | BONDED ARTICLE WITH NANOSCOPIC DENDRIMERS AND METHOD OF PREPARING SAME - Exemplary embodiments provide materials and methods for bonded articles using dendrimers for facilitating adhesion between an adhesive and a substrate with low surface free energy. | 03-24-2011 |
20110086302 | 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 an IR absorber. The use of an IR absorber may permit formation of color toners that have uniform gloss and crease properties, i.e., the IR absorbers may prevent gloss and crease differences between color and black toners. | 04-14-2011 |
20110177256 | CURING PROCESS - A process for overcoating an image and enhancing the adherence of the overcoat to the image by applying heat and/or infrared light to the image. The image may be formed with a toner containing a resin and colorant. | 07-21-2011 |
20110206400 | ELECTROPHOTOGRAPHIC APPARATUS - The present disclosure provides toners having a tunable gloss level, electrophotographic apparatuses for using such toners as well as processes for making such toners. | 08-25-2011 |
20110207044 | TUNABLE GLOSS TONERS - The present disclosure provides toners having a tunable gloss level, electrophotographic apparatuses for using such toners as well as processes for making such toners. | 08-25-2011 |
20110211877 | FUSER OIL APPLICATOR AND CLEANER IN A SINGLE WEB CARTRIDGE SYSTEM IN DIRECT CONTACT WITH FUSER ROLL - According to aspects of the embodiments there is provided a cassette cleaning web having an agent metering tube that can apply oil via a drip pipe to a web as it enters a nip within the fusing surface. Dispensing the oil as it enters the nip increases the transportation and the holding capacity of the web. The cassette cleaning web can reduce the oil-on-copy to less than 3 mg/copy and more specifically to less than 1 mg/copy which would allow for adequate post finishing applications while still using amino functionalized fuser oil in the fuser subsystem. The cassette cleaning web reduces the contamination of the oil-sump because used web materials are wound up and oil or contaminate materials like wax, toner are retained in the spent web cartridge. This invention enables reduced oil-on-copy, eliminates the bulky and expensive release agent management system, and also provides a direct cleaning to the surface of the fuser roll. | 09-01-2011 |
20120141180 | SURFACE TREATMENT FOR IMPROVING THE ADHESION OF PHASE CHANGE INK ON SUBSTRATES - Treatments are described for surfaces of substrates to improve adhesion with a phase change ink. A method of forming an image on a coated substrate with a phase change ink includes treating a surface of the coated substrate with a corona discharge treatment, a plasma treatment and/or an electron-beam treatment prior to image formation, and subsequently forming an image on the surface of the treated coated substrate with a phase change ink, wherein the image formed on the substrate has an LV Index that is reduced compared to that of an image formed on the untreated substrate. A phase change ink printing apparatus includes a corona discharge, plasma and/or electron-beam treatment device; and a phase change ink printing device, wherein the corona discharge, plasma and/or electron-beam treatment device is located upstream, in a process direction, from the phase change ink printing device. | 06-07-2012 |
20120156481 | FUSER MEMBER AND COMPOSITION - The present teachings provide a fuser member. The fuser includes a layer of a siloxyfluorocarbon networked polymer. | 06-21-2012 |
20120157277 | FUSER MEMBER - The present teachings provide a fuser member. The fuser member includes an outer layer comprising a composite of a fluoropolymer and a networked siloxyfluorocarbon polymer. | 06-21-2012 |
20120243924 | METHOD OF CONTROLLING GLOSS - The present teachings provide a fusing method and system of tuning gloss level on a copy substrate. The method includes obtaining an image forming apparatus for forming images on a recording medium comprising a charge-retentive surface to receive an electrostatic latent image thereon. The method includes applying toner to the charge-retentive surface to develop an electrostatic latent image to form a developed image on the charge-retentive surface. The developed image is transferred from the charge retentive surface to a copy substrate. The toner images are fused to a surface of the copy substrate. The gloss is adjusted on the copy substrate by providing a fuser member having a surface layer a fluoroplastic matrix having dispersed therein aerogel particles wherein the greater a weight percent of the aerogel particles in the fluoroplastic matrix the lower the gloss. | 09-27-2012 |
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 |
20120282003 | FUSER MEMBER - The present teachings provide a fuser system member including a substrate and a topcoat layer disposed over the substrate. The topcoat layer comprises a fluoroelastomer cross-linked with amino silane wherein the topcoat is substantially free of copper oxide. A mercapto-functionalized oil is disposed on the topcoat layer. | 11-08-2012 |
20120321816 | SYSTEMS AND METHODS FOR LEVELING INKS - Methods for leveling phase change gel inks are disclosed. More particularly, the methods employ ultrasound irradiation to level the phase change gel inks in a non-contact manner. Phase change gel inks are relatively new inks characterized by being a gel-like consistency at room temperature and a low viscosity liquid at an elevated temperature for jetting on a substrate. Due to these unique properties, conventional methods of leveling gel inks have failed. Also disclosed are systems which implement the methods described herein. | 12-20-2012 |
20130071911 | METHOD FOR PAPER TREATMENT WITH ENZYME - Exemplary embodiments provide methods for treating a xerographic printed substrate with an enzyme solution to increase the surface free energy of the substrate. Other exemplary embodiments provide methods for making an adhesive medium with an enzyme-treated substrate. | 03-21-2013 |
20130071912 | METHODS AND APPARATUS OF CONTROLLING SURFACE WETTABILITY OF XEROGRAPHIC PRINTS - Exemplary embodiments provide methods and apparatus of using an enzyme-surfactant solution to control surface wettability of a xerographic print. | 03-21-2013 |
20130183615 | Tunable Gloss Toners - The present disclosure provides toners having a tunable gloss level, electrophotographic apparatus for suing such toners as well as processes for making such toners. | 07-18-2013 |