Patent application number | Description | Published |
20110048171 | Continuous Reaction Process For Preparing Metallic Nanoparticles - A method for producing metallic nanoparticles in a continuous flow-through reactor comprising combining at least one metallic precursor and at least one radical precursor in a reactant reservoir to form a reactant stream; flowing the reactant stream through at least one channel having a first channel end connected to the reactant reservoir, a second channel end connected to a product reservoir, and at least one clear channel section, which is transparent to activating radiation used to generate a radical reducing agent from the radical precursor, for exposing the reactant stream to a radiation source; exposing the reactant stream in the clear channel section to the radiation source to generate the radical reducing agent, initiate a reaction, and form a product stream comprising metallic nanoparticles; and optionally, collecting the product stream in the product reservoir. | 03-03-2011 |
20110074895 | CURABLE GEL INKS WITH REDUCED SYNERESIS AND HALO FORMATION - This disclosure is generally directed to curable gel inks, such as radiation-curable phase-change inks, and their use in forming images, such as through inkjet printing. More specifically, this disclosure is directed to radiation-curable gel inks, such as ultraviolet-light-curable phase-change inks, that comprise a curable gellant and a curable solid. | 03-31-2011 |
20110148979 | Curable Phase Change Inks - Disclosed is a radiation curable solid ink composition comprising:
| 06-23-2011 |
20110152396 | Curable Solid Overcoat Compositions - A radiation curable solid overcoat composition that is capable of being ink jetted comprising at least one curable wax that is curable by free radical polymerization; at least one monomer, oligomer, or prepolymer; at least one non-curable wax; at least one free-radical photoinitiator or photoinitiating moiety; and a colorant; wherein the components form a curable solid overcoat composition that is a solid at a first temperature, wherein the first temperature is from about 20 to about 25° C.; and wherein the components form a liquid composition at a second temperature, wherein the second temperature is greater than about 40° C. | 06-23-2011 |
20110152397 | Curable Solid Ink Compositions - A radiation curable solid ink composition comprising at least one curable wax that is curable by free radical polymerization; at least one monomer, oligomer, or prepolymer; at least one non-curable wax; at least one free-radical photoinitiator or photoinitiating moiety; and a colorant; wherein the components form a curable ink composition that is a solid at a first temperature of from about 20 to about 25° C.; and wherein the components form a liquid composition at a second temperature of greater than about 40° C. | 06-23-2011 |
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 |
20110196057 | CURABLE SOLID INK COMPOSITIONS - A curable solid ink composition including a curable component, a non-curable component including an ethoxylated octylphenol derivative, a photoinitiator, and a colorant. The curable solid ink composition has a viscosity in the range of less than 10 cPs at 90° C., a shrinkage value of less than 3%, and a superior curing rate compared to existing curable solid ink compositions. The ethoxylated octylphenol derivatives may be prepared by reacting an ethoxylated octylphenol, a linear alcohol, and diisocyanates or polyisocyanates. | 08-11-2011 |
20110196058 | Process For Preparing Stable Pigmented Curable Solid Inks - A process for preparing a radiation curable solid ink composition wherein a solid pigment and dispersant are added to a molten solid monomer including (a) heating a monomer that is solid at room temperature to a temperature above the monomer melting point to provide a molten solid monomer; (b) adding a curable component, a non-curable component, and a photoinitiator to the molten solid monomer to provide a molten ink base; (c) adding a dispersant to the molten ink base; and (d) a adding a pigment to the molten ink base with stirring to provide a curable pigmented ink composition. Included is a process for preparing a radiation curable solid ink composition wherein a liquid pigment concentrate or a solid pigment concentrate is added to an ink base. | 08-11-2011 |
20110249051 | Inline Calibration of Clear Ink Drop Mass - An imaging device includes print media and a plurality of ink jets for ejecting drops of substantially clear ink onto the print media. One of the print media and the substantially clear ink has a fluorescent characteristic and the other of the print media and the substantially clear ink is substantially non-fluorescent. The imaging device includes a fluorescence sensor having (i) a light emitter for illuminating the print media and the drops of substantially clear ink ejected onto the media by the plurality of ink jets with light of an activating wavelength, and (ii) a light detector for detecting a fluorescence intensity of light received from the print media and the drops of substantially clear ink ejected onto the media in an emission wavelength. A controller is configured to modify an operating parameter of the imaging device based on the fluorescence intensity detected by the sensor. | 10-13-2011 |
20110262643 | INK COMPOSITIONS AND METHODS - A radiation-curable gel ink with reduced syneresis. The inks include a curable monomer, an organic gellant, a gel-forming wax, an optional photoinitiator, and an optional colorant. Also disclosed are methods of making such inks, and methods of forming images with such inks. | 10-27-2011 |
20110263769 | Phase Change Inks Containing Amide Gellant Compounds With Aromatic End Groups - Disclosed is a phase change ink comprising a colorant, an initiator, and a phase change ink carrier, said carrier comprising at least one radically curable monomer compound and a compound of the formula | 10-27-2011 |
20110263890 | Amide Gellant Compounds With Aromatic End Groups - A compound of the formula | 10-27-2011 |
20120013690 | RADIATION CURABLE SOLID INK COMPOSITIONS SUITABLE FOR TRANSFUSE PRINTING APPLICATIONS - This disclosure is generally directed to curable solid inks, such as radiation-curable solid inks, and their use in forming images, such as through transfuse printing. More specifically, this disclosure is directed to radiation-curable solid inks, such as ultraviolet-light-curable phase-change inks, that comprise curable and non-curable waxes. | 01-19-2012 |
20120062666 | METHODS OF FORMING IMAGES ON SUBSTRATES WITH INK PARTIAL-CURING AND CONTACT LEVELING AND APPARATUSES USEFUL IN FORMING IMAGES ON SUBSTRATES - Methods of forming images on substrates in printing and apparatuses for forming images on substrates in printing are provided. An exemplary embodiment of the methods of forming images on substrates in printing includes applying ink onto a surface of a substrate; irradiating the ink on the surface of the substrate with first radiation to partially-cure the ink; applying pressure to the substrate and partially-cured ink at a nip with a first surface of a first member and a second surface of a second member to level the ink on the surface of the substrate; and irradiating the as-leveled ink on the surface of the substrate with second radiation to substantially fully cure the ink. | 03-15-2012 |
20120062669 | CURABLE PHASE CHANGE INK CONTAINING ALKOXYSILANE MONOMER - A phase change ink includes an ink vehicle that includes at least one curable carrier, at least one gellant, at least one wax and at least one alkoxysilane monomer. In a method of forming an image with the ink, the phase change ink is melted, then jetted onto an image receiving substrate, wherein the phase change ink forms a gel state, and exposed to ultraviolet light to cure the curable components of the phase change ink. The alkoxysilane participates in crosslinking to form silicon-oxygen-silicon bonds, thereby producing an ink with advantageous stability and high image quality. | 03-15-2012 |
20120086761 | CURABLE PHASE CHANGE INKS CONTAINING CRYSTALLINE POLYESTERS - This disclosure is generally directed to curable phase change inks, such as radiation-curable phase change inks, and their use in forming images, such as through inkjet printing. More specifically, this disclosure is directed to radiation-curable phase change inks, such as ultraviolet-light-curable phase change inks, that an ink vehicle and at least one crystalline polyester resin. | 04-12-2012 |
20120092426 | CURABLE PHASE CHANGE INKS CONTAINING FUNCTIONALIZED ISOSORBIDES - A curable phase change ink composition that includes an ink vehicle including at least one isosorbide monomer having at least one functional group. Also described is an ink printing device that includes a curable phase change ink composition for printing onto a substrate, an ink jetting device, and a curing device providing radiation that cures the curable phase change ink composition. The curable phase change ink composition of the ink printing device includes an ink vehicle including at least one isosorbide monomer having at least one functional group. | 04-19-2012 |
20120120145 | INK SET AND MANUFACTURING PROCESS FOR PHASE CHANGE INKS - Curable phase change inks contain an ink vehicle, a pigment and a dispersant. A base ink set is of colored phase change inks that utilize the same dispersant, and also desirably contain the same amount of the dispersant. This allows the different color curable phase change inks to be mixed together while avoiding incompatibilities between each other, resulting in custom colors and a reliable expanded color gamut for the base ink set. Also, a method of forming images with the custom color curable phase change inks is disclosed. | 05-17-2012 |
20120120146 | Encapsulated Reactive Ink And Method For Forming Images Using Same - An ink including at least one first reactive component, at least one second component comprising a triggerable component, at least one third reactive component, and an optional colorant; wherein the at least one first reactive component and the at least one third reactive component are capable of reacting with one another to form a solid ink on a substrate; wherein the at least one first reactive component is encapsulated in a microcapsule; wherein the ink can be jetted onto a substrate and treated whereby the treatment causes the at least one triggerable component to trigger the rupture of the microcapsule thereby releasing the at least one first reactive component from the microcapsule so that the at least one first reactive component and the at least one third reactive component come into contact, react, and polymerize thereby curing the ink. | 05-17-2012 |
20120123014 | OVERPRINT VARNISH FORMULATIONS - An overprint varnish composition that is applied to a substrate that may have fuser oil on its surface. The varnish includes a wetting additive that has a strong affinity for the varnish and the fuser oil on the substrate. The overprint varnish is also included in a method and an apparatus. | 05-17-2012 |
20120123040 | PIGMENT DISPERSION AND CURABLE PHASE CHANGE INKS CONTAINING THE SAME - A pigment dispersion includes a pigment and a dispersant, wherein an as formed curable phase change ink having the pigment dispersion added thereto, when filtered using a 1 micron filter at a temperature of 85° C., has a slope of ≧5 g/s and a T | 05-17-2012 |
20120162333 | Infrared-Absorbing Radiation-Curable Inks - Disclosed is an ink composition comprising: (a) a phase change ink carrier which comprises at least one curable monomer, oligomer, or prepolymer; (b) an initiator; (c) an infrared-absorbing taggant; and (d) an optional colorant, the ink being curable upon exposure to radiation, the ink absorbing radiation in the infrared region. | 06-28-2012 |
20120224011 | CURABLE SOLID INK COMPOSITIONS COMPRISING NOVEL CURABLE WAX - Curable solid ink compositions, comprising a curable wax having a melting point under 40° C. as part of the ink vehicle, which are suitable for ink jet printing in applications that require high and/or variable levels of gloss. In particular, there is provided a novel high gloss, ultraviolet (UV) curable, phase change ink composition comprising a colorant and an ink vehicle comprising a gellant, a reactive diluent, a photoinitiator package, and a curable acrylate wax. | 09-06-2012 |
20120224230 | WATERMARKING COMPRISING ULTRAVIOLET CURABLE SOLID INKS AND METHODS FOR PRODUCING THE SAME - The present embodiments relate to a method of watermarking using a curable gel ink, and in particular, the curable gel ink is an ultraviolet (UV) curable gel ink that can be used in digital printing methods such as ink jet printing. The present embodiments provide improved scratch and rub resistance for watermarks formed with the UV curable gel ink formulations. | 09-06-2012 |
20120287199 | High Reactivity Curable Paste Ink Compositions - A radiation curable paste ink composition including at least one curable wax that is curable by free radical polymerization; at least one curable liquid component that is a liquid at a temperature of from about 20 to about 25° C., present in an amount of less than about 20 percent by weight based upon the total weight of the curable paste ink composition; optionally, at least one non-curable wax; at least one free-radical photoinitiator or photoinitiating moiety; at least one curable gellant; and optionally, a colorant; wherein the components form a curable ink composition that is a paste at a first temperature, wherein the first temperature is from about 20 to about 25° C.; and wherein the components form a liquid composition at a second temperature, wherein the second temperature is greater than about 40° C. | 11-15-2012 |
20120288789 | SUPER LOW MELT TONERS - 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. | 11-15-2012 |
20120309924 | Process for Preparing Amide Gellant Compounds with Aromatic End Groups - Disclosed is a process for preparing a compound of the formula | 12-06-2012 |
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 |
20130194366 | SYSTEMS AND METHODS FOR DIGITAL RAISED PRINTING - Systems and methods are provided for digital printing of Braille or other raised printing. In some embodiments, ink is printed directly from a print head onto a substrate, rather than onto a transfer drum that is later printed onto a substrate. In some embodiments, a plurality of layers of a curable, phase-change ink are printed onto the substrate, wherein pauses of a predetermined time are included in between of layers to enable the curable, phase-change ink to set up into a given shape and height. In some embodiments, temperatures of printing components are lowered from those used for traditional printing, so as to enable the curable phase change ink to set up into a given shape and height. In some embodiments, spacing of components are altered from those used for traditional printing, so as to enable the curable phase change ink to set up into a given shape and height. | 08-01-2013 |
20130267624 | NOVEL INK COMPOSITIONS CONTAINING ISOSORBIDE-CAPPED AMIDE GELLANT - Disclosed herein are ester-terminated polyimide gellant compounds end-caped with isosorbide and UV curable ink compositions containing them. | 10-10-2013 |
20130267718 | NOVEL AMIDE GELLANT COMPOSITIONS CONTAINING ISOSORBIDE - Disclosed herein are ester-terminated polyamide gellant compounds end-caped with isosorbide and UV curable ink compositions containing them. | 10-10-2013 |
20130300796 | NOVEL GELLANT COMPOSITIONS WITH AROMATIC END-CAPS AND OLIGOMERIC MOLECULAR WEIGHT DISTRIBUTIONS - Disclosed herein are amide gellant compositions with aromatic end-caps consisting of a blend of oligomers (dimer, trimer, tetramer and pentamer) that may be optimized to stable gelling viscosity and controlled showthrough of printed inks. | 11-14-2013 |