| Patent application number | Description | Published |
|---|
| 20090035533 | ALTERNATIVE PHTHALOCYANINE DYES SUITABLE FOR USE IN OFFSET INKS - A phthalocyanine salt suitable for formulation in a solvent-based or oil-based ink vehicle is disclosed. The phthalocyanine comprises one or more sulfonate groups and a counterion of at least one sulfonate group is an ammonium cation comprising at least 15 carbon atoms. Ammonium salts of sulfonated gallium naphthalocyanines exemplify such phthalocyanine salts. | 02-05-2009 |
| 20090036670 | METHOD OF PREPARING NAPHTHALOCYANINES - A method of preparing a naphthalocyanine is provided. The method comprises the steps of: (i) providing a tetrahydronaphthalic anhydride; (ii) converting said tetrahydronaphthalic anhydride to a benzisoindolenine; and (iii) macrocyclizing said benzisoindolenine to form a naphthalocyanine. | 02-05-2009 |
| 20090036671 | ONE-POT PREPARATION OF A BENZOISOINDOLENINE SALT FROM A TETRAHYDRONAPHTHALIC ANHYDRIDE - A method of effecting a one-pot conversion of a tetrahydronaphthalic anhydride to a benzisoindolenine salt is provided. The method comprises heating the tetrahydronaphthalic anhydride with a reagent mixture comprising ammonium nitrate. | 02-05-2009 |
| 20090043108 | METHOD OF PREPARING SULTINES - A method of preparing a sultine of formula (V) from a dihalogeno compound of formula (IV) is provided. | 02-12-2009 |
| 20090054664 | INKJET INK COMPRISING METAL-CYANINE DYE WITH IMPROVED WATER-SOLUBILITY - An inkjet ink comprising an IR-absorbing dye. The dye is a metal-cyanine complex of formula (I): | 02-26-2009 |
| 20090061094 | METHOD OF PRINTING AN IR-ABSORBING DYE ONTO A SUBSTRATE - A method of printing an IR-absorbing dye onto a substrate whilst minimizing visible coloration of the substrate. The method comprises: (i) preselecting the dye from a metal-cyanine of formula (I): | 03-05-2009 |
| 20090061179 | SUBSTRATE HAVING IR-ABSORBING DYE DISPOSED THEREON - A substrate having an IR-absorbing dye disposed thereon. The dye is a naphthalocyanine dye of formula (I): | 03-05-2009 |
| 20090121031 | METHOD OF MINIMIZING VISIBLE COLORATION OF SUBSTRATE - A method of minimizing visible coloration of a substrate having an IR-absorbing dye disposed thereon. The method includes preselecting the dye such that it includes a moiety for reducing intermolecular interactions between adjacent dye molecules. | 05-14-2009 |
| 20090199352 | METHOD OF MODULATING STABILITY OF SULFONATED DYE - A method of modulating a stability of a sulfonated dye, particularly its ozonefastness. The method comprises providing a salt of the dye, wherein the salt comprises at least one organic cation selected from the group consisting of:
| 08-13-2009 |
| 20090202799 | SULFONATED DYE SALTS HAVING IMPROVED STABILITY - A salt of a sulfonated dye modulates a stability of the dye, particularly its ozonefastness. The salt comprises an organic cation selected from the group consisting of:
| 08-13-2009 |
| 20090240050 | Method Of Preparing Macrocylic Metal Cyanine Compound - A method of preparing a macrocyclic metal cyanine. The method comprises the step of providing a corresponding macrocyclic metal-free cyanine compound dissolved in a solvent and adding a metal reagent thereto. The metal reagent is highly soluble in the solvent and typically comprises one or more organic ligands. | 09-24-2009 |
| 20090242642 | System For Interacting With Analog-Printed Substrate - A system for interacting with a coded substrate. The system comprises a substrate having human-readable information and machine-readable coded data disposed thereon and a sensing device for reading the machine-readable coded data. The coded data comprises an IR-absorbing phthalocyanine dye having sulfonate groups. A counterion of each sulfonate group is a phosphonium cation. | 10-01-2009 |
| 20090255986 | METHOD OF INITIATING ACTION IN COMPUTER SYSTEM VIA ANALOG-PRINTED SUBSTRATE - A method of initiating a requested action in a computer system via a printed substrate. The substrate contains human-readable information and machine-readable coded data. The method includes the steps of: positioning a sensing device in an operative position relative to the substrate; sensing the coded data; generating indicating data in the sensing device using the sensed coded data; and sending the indicating data to the computer system. The coded data comprises a phthalocyanine salt comprising one or more sulfonate groups. A counterion of at least one sulfonate group is an ammonium cation comprising at least 20 carbon atoms. | 10-15-2009 |
| 20090266877 | Method Of Enabling Data Entry Using Substrate Comprising IR-Absorbing Dye - A method of enabling entry of data into a computer system via a printed substrate. The substrate has a surface containing human-readable information and machine-readable coded data. The coded data is indicative of an identity of the substrate and of a plurality of reference points on the surface. The method includes the steps of: operatively positioning a sensing device relative to the surface and sensing the coded data; generating indicating data using the sensed coded data; and sending the indicating data to a computer system. The coded data comprises an IR-absorbing dye having a nitrogen-substituted phthalocyanine. | 10-29-2009 |
| 20090284809 | Method Of Initiating Requested Action Via Substrate Printed With Naphthalocyanine Dye - A method of initiating a requested action in a computer system via a printed substrate. The substrate has human-readable information and machine-readable coded data printed thereon. The coded data is indicative of a substrate identity and of a plurality of locations on the substrate. The method comprises the steps of: (a) interacting with the substrate using an optically imaging sensing device; (b) imaging the coded data; (c) generating indicating data in the sensing device using the imaged coded data, the indicating data identifying the substrate identity and a position of the sensing device relative to the substrate; and communicating the indicating data to the computer system so that the computer system can initiate the requested action. The coded data is printed with an ink comprising an IR-absorbing naphthalocyanine dye. | 11-19-2009 |
| 20100003470 | INKJET DYES EXHIBITING REDUCED KOGATION - A salt of a sulfonated dye comprising an ammonium cation as a counterion. The ammonium cation comprises at least 3 hydroxyl groups. The salt is useful in reducing kogation in thermal inkjet printheads. One example of these salts is the compound of formula (II): | 01-07-2010 |
| 20100159163 | SUBSTRATE HAVING GALLIUM NAPHTHALOCYANINE SALT DISPOSED THEREON - A substrate having an IR-absorbing dye disposed thereon. The dye is a naphthalocyanine dye of formula (I): | 06-24-2010 |
| 20100168413 | ONE-POT SYNTHESIS OF BENZISOINDOLENINES USED IN THE PREPARATION OF NAPHTHALOCYANINES - A method of effecting a one-pot conversion of a tetrahydronaphthalic anhydride of formula (I): | 07-01-2010 |
| 20100194797 | METHOD OF INTERACTING WITH SUBSTRATE COMPRISING IR-ABSORBING CODING PATTERN - A method of interacting with a printed substrate comprising a coding pattern printed with an IR-absorbing ink. The method comprises the steps of: operatively positioning an optically-imaging sensing device relative to the substrate and sensing part of the coding pattern; and generating interaction data using the sensed coding pattern. The IR-absorbing ink comprises a dye of formula (I): | 08-05-2010 |
| 20100208014 | INK CARTRIDGE COMPRISING WEAKLY ACIDIC NAPHTHALOCYANINE INK FORMULATION - An ink cartridge for an inkjet printer contains an aqueous ink formulation. The ink formulation comprising an IR-absorbing naphthalocyanine dye of formula (II): | 08-19-2010 |
| 20100233499 | SUBSTRATE HAVING IR-ABSORBING DYE WITH BRANCHED AXIAL LIGANDS - A substrate having an IR-absorbing dye disposed thereon. The IR-absorbing dye is a metal phthalocyanine dye having branched axial ligands. The branched axial ligands minimize interaction between π systems of adjacent dye molecules, and assist in reducing absorption of visible wavelengths. | 09-16-2010 |
| 20100263571 | IR-ABSORBING GALLIUM NAPHTHALOCYANINE DYE - An IR-absorbing naphthalocyanine dye of formula (I): | 10-21-2010 |
| 20100327239 | INKJET CONTAINING PHTHALOCYANINE DYE WITH NON-PLANAR GROUPS - An inkjet ink comprising an IR-absorbing dye of formula (A): | 12-30-2010 |
| 20110023751 | AQUEOUS FORMULATION COMPRISING LOW VISIBILITY NAPHTHALOCYANINE DYE - An aqueous formulation comprises a sulfonated water-soluble IR-absorbing naphthalocyanine dye having a central metal atom moiety. A pH of the formulation is in the range of 4 to 6.5, which minimizes visibility of the formulation. | 02-03-2011 |
| 20110027550 | SUBSTRATE HAVING INKJET INK COMPRISING NAPHTHALOCYANINE DYE DISPOSED THEREON - A substrate having an inkjet ink disposed thereon. The ink comprises an IR-absorbing naphthalocyanine dye of formula (I): | 02-03-2011 |
| 20110048259 | ANALOG PRINTER INCLUDING INK SUPPLY CONTAINING IR-ABSORBING PHTHALOCYANINE DYE - A printing module for an analog printer. The printing module includes an ink supply, a printing plate and an ink applicator for disposing ink from the ink supply onto the plate. The ink contains an IR-absorbing phthalocyanine dye formulated in a solvent-based or oil-based ink vehicle. The phthalocyanine dye has sulfonate groups, wherein a counterion of each sulfonate group is a phosphonium cation. Each phosphonium cation is of formula: P | 03-03-2011 |
| 20110063370 | METHOD OF EJECTING SOLVENT-BASED INK COMPOSITION COMPRISING PYRROLIDINONE SOLVENT - A method of ejecting ink from a thermal inkjet printhead. The method comprises the steps of: (i) supplying an ink to at least one nozzle chamber of the printhead; and (ii) actuating a heater element in the nozzle chamber and heating the ink to a temperature sufficient to form a bubble therein, thereby causing the ink to be ejected from a nozzle opening associated with the nozzle chamber. The ink is a solvent-based ink composition comprising:
| 03-17-2011 |
| 20110063371 | METHOD OF EJECTING SOLVENT-BASED INK COMPOSITION COMPRISING KETONE SOLVENT - A method of ejecting ink from a thermal inkjet printhead. The method comprises the steps of: (i) supplying an ink to at least one nozzle chamber of the printhead; and (ii) actuating a heater element in the nozzle chamber and heating the ink to a temperature sufficient to form a bubble therein, thereby causing the ink to be ejected from a nozzle opening associated with the nozzle chamber. The ink is a solvent-based ink composition comprising:
| 03-17-2011 |
| 20110063372 | METHOD OF EJECTING SOLVENT-BASED INK COMPOSITION COMPRISING ACETATE SOLVENT - A method of ejecting ink from a thermal inkjet printhead. The method comprises the steps of: (i) supplying an ink to at least one nozzle chamber of the printhead; and (ii) actuating a heater element in the nozzle chamber and heating the ink to a temperature sufficient to form a bubble therein, thereby causing the ink to be ejected from a nozzle opening associated with the nozzle chamber. The ink is a solvent-based ink composition comprising: | 03-17-2011 |
| 20110063373 | METHOD OF EJECTING SOLVENT-BASED INK COMPOSITION COMPRISING ETHER SOLVENT - A method of ejecting ink from a thermal inkjet printhead. The method comprises the steps of: (i) supplying an ink to at least one nozzle chamber of the printhead; and (ii) actuating a heater element in the nozzle chamber and heating the ink to a temperature sufficient to form a bubble therein, thereby causing the ink to be ejected from a nozzle opening associated with the nozzle chamber. The ink is a solvent-based ink composition comprising:
| 03-17-2011 |
| 20110064919 | SOLVENT-BASED INK COMPOSITION FOR THERMAL INKJETS COMPRISING PYRROLIDINONE SOLVENT - A solvent-based ink composition for a thermal inkjet printhead. The ink composition comprises:
| 03-17-2011 |
| 20110064920 | SOLVENT-BASED INK COMPOSITION FOR THERMAL INKJETS COMPRISING KETONE SOLVENT - A solvent-based ink composition for a thermal inkjet printhead. The ink composition comprises:
| 03-17-2011 |
| 20110064921 | SOLVENT-BASED INK COMPOSITION FOR THERMAL INKJETS COMPRISING ACETATE SOLVENT - A solvent-based ink composition for a thermal inkjet printhead. The ink composition comprises:
| 03-17-2011 |
| 20110064922 | SOLVENT-BASED INK COMPOSITION FOR THERMAL INKJETS COMPRISING ETHER SOLVENT - A solvent-based ink composition for a thermal inkjet printhead. The ink composition comprises:
| 03-17-2011 |
| 20110069127 | Phthalocyanine dye formulations - An aqueous formulation containing an IR-absorbing phthalocyanine dye. A pH of the formulation is in the range of 3.5 to 7. The formulation has a red-shifted Q-band whilst maintaining compatibility with CMYK inkjet inks | 03-24-2011 |
| 20110124883 | METHOD OF PREPARING SULTINES - A method of preparing a sultine from a dihalogeno compound. The method comprises the steps of reacting the dihalogeno compound with a hydroxymethanesulfinate salt in a DMSO solvent so as to prepare the sultine. | 05-26-2011 |
