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Document Title |
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8178274 |
Toner process
The present disclosure provides toners and processes for preparing toner particles possessing excellent charging characteristics. The process includes forming a dispersion including at least one...
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8158317 |
Azo dye compound, coloring composition, ink sheet for thermal transfer recording, thermal transfer recording method, color toner, ink for inkjet, and color filter
An azo dye of the following formula: wherein R1, R2, R3, R4 and R6 each independently represent a hydrogen atom or a substituent; and R5 represent a substituent. The dye has an excellent optical...
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8133647 |
Black toners containing infrared transmissive
A toner formulation is disclosed comprising a binder, an IR absorbing colorant, and one or more infrared transmissive colorants, wherein the colorants are configured to provide a low reflectivity...
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8071268 |
Electrophotographic toner
The present invention relates to a toner for electrophotography containing a resin binder, a colorant, and a clay-organic complex obtained by intercalating into a smectite clay a quaternary...
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8053153 |
Toner for developing electrostatic latent image
An electrophotographic toner containing a resin and a colorant is disclosed. The colorant is represented by the formula in the formula, M1 is a silicon atom (Si), a germanium atom (Ge) and a tin...
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8012254 |
Nanosized particles of benzimidazolone pigments
A nanoscale pigment particle composition includes an organic benzimidazolone pigment, and a sterically bulky stabilizer compound, wherein the benzimidazolone pigment associates non-covalently with...
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8002888 |
Phenylpyrazolone colorant
The invention relates to a colorant of the formula (2) where M=Ca, Sr or a combination of Ca and Sr.
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7938903 |
Nanosized particles of benzimidazolone pigments
A nanoscale pigment particle composition includes an organic benzimidazolone pigment, and a sterically bulky stabilizer compound, wherein the benzimidazolone pigment associates non-covalently with...
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7919221 |
Electrophotographic printing toner, electrophotographic printing method and liquid developer for electrophotographic printing
An electrophotographic printing toner including a colorant and a resin, wherein the colorant includes a dye having at least one reactive group selected from the group consisting of SO2CnH2nOSO3H,...
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7905954 |
Nanosized particles of benzimidazolone pigments
A nanoscale pigment particle composition includes an organic benzimidazolone pigment, and a sterically bulky stabilizer compound, wherein the benzimidazolone pigment associates non-covalently with...
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7906263 |
Color toner for developing electrostatic latent image
The color toner for developing electrostatic latent images comprising a colored resin particle containing at least a binder resin, a colorant, a charge control agent and a parting agent, wherein an...
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7879520 |
Toner for developing electrostatic image and image formation process using it
A toner for developing an electrostatic image comprises a binding resin for a toner and a charge control agent including an azo-type iron complex salt represented by the following chemical formula...
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7855041 |
Pigment preparation based on an azo pigment
The invention relates to a pigment preparation which contains the monoazo pigment of the formula (I) and 0.1% to 40%, preferably 0.5% to 25%, in particular 1.0% to 17.5% of a pigment dispersant, in...
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7842445 |
Secure imaging toner and methods of forming and using the same
A toner for printing documents that are difficult to chemically or physically forge and that are readily easy to visually verify and methods of using and forming the toner are disclosed. The toner...
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7838184 |
Azo dye compound, coloring composition, ink sheet for thermal transfer recording, thermal transfer recording method, color toner, ink for inkjet, and color filter
An azo dye of the following formula: wherein R1, R2, R4 and R5 represent a hydrogen atom or a substituent; R3 and R6 each independently represent a substituent; n indicates 0 to 3. The dye has an...
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7833685 |
Coloring compound and yellow toner containing the coloring compound
Provided are a coloring compound for color toner which satisfies all of solubility in an organic solvent, a color tone, and lightfastness, and does not inhibit the polymerization of a polymerizable...
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7824488 |
Pigment composition based on C.I. pigment yellow 191
The invention relates to a pigment composition based on P.Y. 191 of the formula (1) containing 0.05 to 30 mol %, based on the sum of P.Y. 191 and a further yellow colorant, of at least one further...
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7700252 |
Dual pigment toner compositions
Dual pigment compositions are provided that include a first pigment based upon a xanthene dye and a second pigment based upon a monoazo dye. The pigment compositions of the present disclosure may...
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7695558 |
Diketopyrrolopyrrole pigments having heightened fastnesses and processes for preparing them
The invention relates to a diketopyrrolopyrrole pigment of formula (I) in which R10, R11, R12 and R13 independently of one another denote hydrogen, halogen, C1-C4-alkyl, C1-C4-alkoxy, cyano or...
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7608373 |
Toner for developing electrostatic latent image, developer using the toner, and process cartridge, image forming apparatus and image forming method using the developer
A toner is provided containing a parent particulate material, which contains; a first colorant,a second colorant, anda binder resin,wherein the first colorant contains an organic pigment having a...
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7503973 |
Nanosized particles of benzimidazolone pigments
A nanoscale pigment particle composition includes an organic benzimidazolone pigment, and a sterically bulky stabilizer compound, wherein the benzimidazolone pigment associates non-covalently with...
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7422834 |
Electrostatic latent image developing magenta toner, electrostatic latent image developer, toner manufacturing method, and image forming method
An electrostatic latent image developing magenta toner includes at least quinacridone pigment, naphthol pigment, and a release agent. Colorant of the toner satisfies conditions (a) and (b): (a) an...
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7422832 |
Magnetic toner
Provided is a magnetic toner comprising magnetic toner particles each comprising at least a binder resin and a magnetic iron oxide, the magnetic toner being excellent in developability and...
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7419541 |
Monoazo pigment preparations based on C.I. Pigment Yellow 74
A pigment preparation comprising C.I. Pigment Yellow 74 of formula (I) as base pigment and C.I. Pigment Yellow 62 of formula (II) as pigment dispersant.
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7413837 |
Charge control agent and toner for electrostatic image development containing the same
A charge control agent comprises a monoazo metals-compound including a monoazo compound represented by the following formula [I]: and metals of a metallic element or a metalloid coordinating to the...
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7402369 |
Mono azo iron complex compound, and charge controlling agent and toner using the same
The present invention is to provide a charge controlling agent and negatively chargeable toner that do not contain any toxic metal, are essentially free from the risk of evoking ignition or...
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7399566 |
Color toner and developer compositions and processes for making and using such compositions
The invention provides novel colored toner and developer compositions containing polymeric colorants. Such compositions may contain poly(oxyalkylene) or poly(alkylester) substituted color...
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7384472 |
Pigment preparations based on PY 155
The invention concerns a pigment preparation based on C.I. Pigment Yellow 155, containing 0.1% to 50% by weight, based on the weight of C.I. Pigment Yellow 155, of at least one pigment dispersant...
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7378207 |
Magenta toner and production process thereof
The invention relates to a magenta toner having magenta-colored resin particles comprising at least a binder resin and a magenta colorant. The magenta pigment is a magenta pigment composed of a...
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7377974 |
Use of a pigment preparation based on C.I. pigment yellow 74
The invention relates to the use of pigment preparations comprising C.I. Pigment Yellow 74 as base pigment and one or more pigment dispersants of the formula (I) wherein R1, R2, R3, R4, R5, and R6...
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7371495 |
Toner
A toner is formed of toner particles including a polyester resin as a principal component, and at least a colorant and a charge control agent, and externally added inorganic fine particles and...
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7341626 |
Pigment compositions consisting of organic and inorganic pigments
A pigment composition containing one or more, organic yellow pigments selected from the group C.I. Pigment Yellow (213), Pigment Yellow (214) and disazo pigment of the formula (I) and containing...
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7318863 |
Azo pigment preparations for packaging gravure and flexographic printing
The invention relates to an azo pigment preparation containing a) at least one azo pigment, b) a resin based on colophonium or modified colophonium with an acid value equal to or higher than 320 mg...
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7311769 |
Pigment compositions consisting of a yellow disazo pigment and an organic pigment
A pigment composition containing a disazo pigment of formula (I) and at least one pigment from the group of organic orange, red and violet pigments
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7303846 |
Electrophotographic toner, process for producing the same, and process for forming image
An electrophotographic toner contains at least a binder resin and a colorant, and log10{[Cu]/[C]} satisfies the following equation (1): −5.0≦log10{[Cu]/[C]}≦−3.5 (1) in which, [C] represe...
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7301012 |
Azo dye, image-forming coloring composition, ink for ink jet recording, heat-sensitive recording material, color toner and color filter
An azo dye comprising a coupler having a specific structure as a coupling component, an image-forming coloring composition comprising the azo dye, an ink for ink jet recording and an ink jet...
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7250239 |
Yellow toner for flash fixation, and electrophotographic developer and image forming method using the same
The present invention discloses a yellow toner for flash fixation, comprising an infrared absorbent, one or more yellow colorants, and a binder resin, wherein a* of the infrared absorbent in an...
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7235337 |
Toner for electrostatic image development
A toner for electrostatic image development, containing a resin binder containing a polyester having monomer units wherein at least one monomer is selected from the group consisting of fumaric acid...
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7232632 |
Color toners and image forming method using the color toners
A method for forming a full color image including: forming at least yellow, magenta and cyan color toner images on a receiving material to form a full color image thereon; and fixing the full color...
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7220843 |
Methanesulfonamide azo dyes
This invention relates to monoazo, disazo and trisazo colorants of the formula (I) where M represents two hydrogen atoms or one metal ion selected from the group consisting of Cu, Co, Ni, Mn, Zn...
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7220524 |
System and method for producing secure toner-based images
A system and a method for printing a secure document that is difficult to forge and readily easy to visually verify are disclosed. The system includes a colorant for printing an image on a surface...
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7220525 |
Secure imaging toner and methods of forming and using the same
A toner for printing documents that are difficult to chemically or physically forge and that are readily easy to visually verify and methods of using and forming the toner are disclosed. The toner...
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7214460 |
Yellow toner
To provide a yellow toner allowing formation of an image with an excellent transparency for an OHP, an excellent coloring power, and an excellent light resistance. In the yellow toner including at...
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7186292 |
Inkjet ink, inkjet recording method and color toner composition
A coloring composition such as printing ink for inkjet printing or the like or electrophotographic color toner is provided, which can give a colored image or material excellent in the color hue and...
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7186491 |
Negatively charged coated electrographic toner particles
Negatively charged coated toner particles are provided that comprise a plurality of polymeric binder particles that are substantially free of negatively charged pigment and a coating material...
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7160660 |
Magnetic toner
In a magnetic toner having toner particles containing at least a binder resin and a magnetic material, the binder resin is chiefly composed of a resin having a polyester unit synthesized using as a...
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7153332 |
Use of a dyestuff for ink jet printing recording materials
Disclosed are dyestuff mixtures for printing recording materials, especially textile fibre materials, paper and papery substrates and plastic films and plastic, as well as compositions suitable for...
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7132516 |
Mono-or bisazo copper complex dyestuffs
This invention relates to coppered azo dyestuffs containing an alkyl-, aryl or alkoxyalkyl sulfamyl group on one moiety of the molecule and an alkyl-, aryl or alkoxyalkyl ammonium sulfonate or...
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7094512 |
Electrophotographic printing method, monoazo iron complex compound, charge controlling agent using the same and toner using the charge controlling agent
An electrophotographic printing method which comprises using a charge controlling agent containing a monoazo iron complex compound of the formula (1) as an effective component, wherein A1, A2, B1...
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7049039 |
Coloring agent for toner, and toner
A coloring agent for use in toners which comprises coloring particles modified with a surface modifier having in one molecule a hydrophilic moiety, a hydrophobic moiety, and a reactive moiety...
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