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7358023 |
Method for producing toner, toner and printed matter
The invention provides a method for producing a toner comprising: a step of preparing a powder for production of the toner from a raw material containing a resin as a main component, a coloring...
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7354689 |
Process for producing toner
A waste toner reclamation process includes collecting waste toner, screening the collected waste toner, meltmixing the screened waste toner with a second toner, and extruding, grinding and...
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7323283 |
Method of producing an electrostatic charge image developing toner
A pulverized starting material is supplied quantitatively from a quantitative feeder 1 to a first mechanical pulverizer 2 where the material is pulverized moderately, the resulting moderately...
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7314697 |
Toner compositions including large external latex particles
A toner composition includes toner particles having at least one spacer of substantially monodisperse latex particles that are dried and attached to the toner particles, in which the attached latex...
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7309555 |
Non-magnetic monocomponent color toner and preparation method thereof
The present invention relates to a non-magnetic monocomponent color toner and a preparing method thereof. In the non-magnetic monocomponent color toner including a toner mother particle, silica and...
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7306889 |
Process for producing toner, and toner
A process for producing a toner by subjecting a polymer and a resin component containing a cross-linkable polymer capable of cross-linkingly reacting with the polymer, to cross-linking reaction in...
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7282315 |
Developer, developer cartridge, and image forming apparatus
A method of producing a developer includes the steps of: kneading at least a resin and a colorant; reducing the kneaded resin and colorant to coarse powders; adding an additive agent to the coarse...
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7273686 |
Toner
In a toner comprising toner particles which comprise toner base particles containing at least a binder resin and a magnetic material, and inorganic fine particles, the toner base particles have...
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7267922 |
Method of preparing particulate phase toner using fractional dissolution and particulate phase toner prepared using the same
A method is provided for preparing a particulate phase toner for use in an electrophotographic image forming apparatus. The method uses fractional dissolution rather than pulverization and chemical...
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7252921 |
Toners with improved pigment dispersion
The invention relates to color toner compositions prepared from an aqueous pigment concentrate dispersion which renders a toner exhibiting improved pigment dispersion, and consequently improved...
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7247416 |
Toner processes and compositions thereof
The invention relates to color toner compositions prepared from a process for the preparation of a dry toner powder from an aqueous pigment concentrate dispersion comprising: blending at least an...
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7247415 |
Process for preparing toner particles and toner particles
Toner particles are prepared by a process comprising providing an extrusion apparatus; adding resin particles and additive particles to a supply means in the extrusion apparatus; adding the resin...
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7232636 |
Toner for electrostatic image development
A toner for electrostatic image development comprising a resin binder comprising (a) a high-softening point polyester having a softening point of greater than 120° C. and 160° C. or less; and (b)...
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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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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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7153624 |
Plastic toner and method for producing such a plastic toner
A toner and to a method for producing a plastic toner, especially for electrophotography. The base material for the toner, a powder for powder coating, is used and has a grain size distribution of...
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7090955 |
Black toner, image forming method and image forming apparatus using the toner
A toner for developing an electrostatic latent image, including toner particles each containing a black colorant and a binder resin, wherein the black colorant comprises a metal oxide having a...
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7078144 |
Method for manufacturing toner
The present invention relates to a method for manufacturing a toner with adjusted particle size distribution having a step of preparing colored particles that contain a binder resin and a colorant,...
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7056635 |
Toner, method of producing the toner, developer including the toner, and image forming method and apparatus using the developer
A toner including a thermoplastic resin; a colorant; a wax; and a crystalline polymer, wherein a DSC endothermic peak temperature of the wax or the crystalline polymer determined by subjecting the...
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7029818 |
Use of coated pigment granules in electrophotographic toners and developers, powder coatings and inkjet inks
The present invention relates to the use of wax-coated pigment granules as colorants in electrophotographic toners and developers, powder coating materials, inkjet inks, electret fibers, and color...
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6991883 |
Toner for producing secure images and methods of forming and using the same
A toner for printing documents that are difficult to forge and that are readily easy to visually verify and methods of using and forming the toner are disclosed. The toner includes a colorant for...
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6969574 |
Black toner, image forming method and image forming apparatus using the toner
A toner for developing an electrostatic latent image, including toner particles each containing a black colorant and a binder resin, wherein the black colorant comprises a metal oxide having a...
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6878498 |
Electrostatic latent image developing toner, its production method, developer, image-forming device and image-forming method
An electrostatic latent image developing dry toner and the like are provided, in which toner remaining after transfer can be recovered during developing with or without having a blade cleaning...
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6878497 |
Toner additive, electrostatic image developing toner and electrostatic image developer
A toner additive comprising a polymer of at least one monomer selected from the group consisting of vinyltoluene, α-methyl styrene and isopropenyl toluene, which has a ring and ball softening...
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6861193 |
Fluorescent liquid toner and method of printing using same
Charged toner particles for use in electrostatic imaging, comprising: a toner polymer; and at least one particulate fluorescent material, wherein the toner particles are formed with fibrous...
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6858369 |
Toner and manufacturing method thereof
According to a toner and a manufacturing method of the present invention, the toner, which is composed of a binding resin component precipitated in particle shapes with a coloring agent component...
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6838221 |
Continuous crushing method and apparatus
A continuous crushing method including at least feeding a toner block into a crusher through a screw feeder thereof having a crushing capacity while cyclically increasing and decreasing a feeding...
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6821696 |
Toner for optical fixing, manufacturing method therefor and image formation apparatus using it
It is a toner for optical fixing which contains a binder resin, a colorant, and an infrared light absorbent, and the infrared light absorbent has a coloring opacity of 20 or less, and of...
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6740463 |
Method for producing toner by mixing colored particles and outer-additive by mixer with stirrer of high speed rotation
A method of producing a toner having a process of mixing colored particles and outer-additives by using a mixer with an agitating blade whose shaft portion is sealed with a gas having a flow rate...
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6739534 |
Carrier for developer for electrophotography
A carrier for an image developer for electrophotography, including core particles, and a coating layer covering each of the core particles, wherein the core particles have a weight average particle...
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6673506 |
Toner production process
In a toner production process having at least a kneading step, a pulverization step using a mechanical grinding machine, and a classification step, the grinding means comprises a mechanical...
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6632579 |
Toner for electrophotography and manufacturing method thereof
A toner for electrophotography comprises a resin, a colorant and a charge controlling agent, wherein the charge controlling agent is substantially present on a surface part of the toner, and...
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6630277 |
Toner production system
Coarsely crushed toner particles comprising at least a binder resin and a colorant are effectively pulverized by a mechanical pulverizer including a generally cylindrical rotor rotating about an...
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6593053 |
Method for controlling melt rheology of resin mixtures
A process including: introducing and continuously melt mixing in an extruder a mixture of a first resin feed and a second resin feed; measuring within the extruder the melt rheology of the...
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6569590 |
Master batch pigment, toner including the master batch pigment and method for manufacturing the toner
A method is provided for manufacturing a master batch pigment for a toner, including the steps of mixing a dry pigment powder, a binder resin and water to prepare a mixture thereof; and kneading...
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6544710 |
Reactive compatibilization of polymeric components such as siloxane polymers with toner resins
A toner composition comprising a primary resin and at least one additional polymeric component is improved by reactive compatibilization of the additional polymeric component and the resin. For...
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6541173 |
Color toner for developing electrostatic image comprising two kinds of polyesters and two kinds of releasing agents
The present invention provide a toner comprising: a coloring agent; a binder resin comprising a first binder resin and a second binder resin, the first binder resin being composed of a linear...
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6475687 |
Magnetic composite particles for black magnetic toner and black magnetic toner using the same
Magnetic composite particles having an average particle diameter of 0.06 to 1.0 μm and a coercive force value of less than 39.790 kA/m, comprising: magnetic core particles, a coating formed on...
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6472116 |
Dry toner, and its production process
The object of the present invention is to achieve a dry toner that is of improved low-temperature fixability, pulverizability, offset resistance, durability and storability as well as improved...
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6432598 |
Process for forming toners containing isoindoline yellow pigment
A process for forming a particulate yellow toner for the development of latent electrostatographic latent images comprises: combining dry Pigment Yellow 185 (P.Y. 185) and a first thermoplastic...
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6432590 |
Electrophotographic toner and image forming method using the toner
A toner including toner particles including at least a binder resin having a first melting point and a first solubility parameter, a colorant and a particulate release agent having a second melting...
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6383706 |
Particulate smoothing process
An apparatus including: a grinder adapted to grind toner particles; a classifier in communication with the grinder adapted to separate sized toner particles from unsized toner particles; a conduit...
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6350552 |
Reactive compatibilization of polymeric components such as siloxane polymers with toner resins
A toner composition comprising a primary resin and at least one additional polymeric component is improved by reactive compatibilization of the additional polymeric component and the resin. For...
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6331372 |
Toner particulates comprising an ethylene propylene wax
Toner particulates include a first resin comprising a cross-linked copolymer; a second resin comprising a non-cross-linked copolymer; and a wax comprising an ethylene propylene copolymer. The...
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6326119 |
Toner and developer providing offset lithography print quality
A method of forming a toner having controlled properties for use in a developer composition finding particular use in a hybrid scavengeless development scheme includes feeding at least one binder...
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6326114 |
Toner, and process for producing a toner
A toner includes at least a polyester resin having a carboxyl group, a coloring agent, 0.1-10 mass % of a metal salicylate compound with respect to a mass of the toner and 20-400 ppm of a hindered...
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6232030 |
Toner manufacturing method
The present invention relates to a process for manufacturing a toner comprising the step of melt-kneading a composition comprising a resin binder and a colorant using an open roller-type continuous...
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6232029 |
Process for preparing flash fixation toner and master batch for use in said process
A method for the production of a flash fixing toner containing at least a binding resin, a coloring agent, and an infrared absorbent, which method is characterized by the steps of blending a master...
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6194118 |
Color toner and manufacturing method thereof and image forming method using the color toner
A color toner comprises a binder resin, a coloring agent, a release agent and a charge controlling agent, wherein the release agent dispersed in the binder resin has an average particle diameter of...
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6171744 |
Toner for electrophotography, method for producing it, and method of image formation
Provided are a toner for electrophotography, a method for producing it, and a method of image formation with it. The toner fuses little in the apparatus where it is produced, and its productivity...
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