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Radiation Imagery Chemistry: Process, Composition, Or Product Thereof > Electric Or Magnetic Imagery, E.g., Xerography, Electrography, Magnetography, Etc., Process, Composition, Or Product > Post Imaging Process, Finishing, Or Perfecting Composition Or Product > Finishing Or Perfecting Composition Or Product > Developing Composition Or Product > Dry Toner Having Chemically Identified Binder > Vinyl Addition Binder (e.g., Methacrylate, Styrene Or Vinyl Chloride Addition Products, Etc.) Vinyl Addition Binder (e.g., Methacrylate, Styrene Or Vinyl Chloride Addition Products, Etc.)Vinyl Addition Binder (e.g., Methacrylate, Styrene Or Vinyl Chloride Addition Products, Etc.) patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.05/31/07 - 20070122732 - Method of preparing toner and toner prepared using the method A method of preparing a toner is provided, including: preparing a toner composition including a macromonomer having a hydrophilic group, a hydrophobic group and one or more reactive functional groups, and one or more polymerizable monomers; emulsion polymerizing the toner composition and mixing one or more materials selected from the ... 05/31/07 - 20070122731 - Binder resin for the toner, method for producing the same, and toner for electrophotography using the resin A binder resin (A) for a toner contains a styrene-acrylic resin having a structure derived from a carboxyl group and a structure derived from a glycidyl group, wherein the content (AIS) of a gel component is 1 mass %≦AIS≦50 mass % and the content (AVO) of a volatile component in ... 05/10/07 - 20070105033 - Toner The present invention provides a toner which is excellent in low-temperature fixability and transparency and has high gloss, and which is excellent in offset resistance, storage stability, and development stability. The toner is characterized in that: a square radius of inertia Rt at a peak top of a main peak ... 04/12/07 - 20070082285 - Resin microparticle as raw material for toner, aqueous dispersed system thereof and toner A resin microparticle for a toner raw material that has a small particle diameter and a narrow particle diameter distribution and has a low odor is provided. The resin microparticle for a toner raw material has the following requirements (i) to (iii) satisfied: Requirement (i): A particle diameter of 50% ... 03/01/07 - 20070048645 - Method for producing polymerized toner A method for producing a polymerized toner comprising a step of polymerizing a polymerizable monomer composition in an aqueous dispersion medium in the presence of a polymerization initiator to obtain a dispersion liquid of colored polymer particles and a stripping step of injecting a gas comprised of air or an ... 02/15/07 - 20070037084 - Carrier and developer compositions A carrier composition having magnetite with a diameter of from about 80 microns to about 150 microns, and wherein the carrier has a conductivity of from about 10−8 to about 10−11 (ohms-cm)−1 and a carrier breakdown voltage of from about 20 to about 200 volts, and a developer composition with ... 02/01/07 - 20070026337 - Method of preparing toner and toner prepared using the method A method of preparing a toner includes: preparing a toner composition including a macromonomer having a hydrophilic group, a hydrophobic group and at least one reactive functional group, at least one polymerizable monomer, and a colorant; emulsion-polymerizing the toner composition in a medium; and separating and drying the polymerized toner. ... 02/01/07 - 20070026336 - Toner Provided is a toner including at least: a binder resin; and a colorant, in which: the binder resin contains at least a polyester unit and a vinyl copolymer unit; a main peak MpA is present in the molecular weight region of 2,000 to 7,000 in a molecular weight distribution measured ... 01/25/07 - 20070020549 - Method of manufacturing toner, toner, and image forming method A method of manufacturing a toner comprising the steps of: (i) forming oil droplets in an aqueous medium comprising a surfactant having a long chain hydrocarbon group and an acid group, the oil droplets comprising: (i-a) a polycarboxylic acid having two or more carboxyl groups, (1-b) a polyalcohol having two ... 12/28/06 - 20060292475 - Toner and developer compositions A toner having a crystalline polyester resin, an amorphous resin and a colorant. The toner preferably exhibits a resistivity of at least 1×1011 ohm-cm. A developer may be produced including the toner and optionally a carrier. If a carrier is included, the carrier preferably exhibits a resistivity of greater than ... 11/09/06 - 20060251980 - Binder resin for toner and toner for electrophotography An object of the present invention is to provide a binder resin for a toner which is excellent in fixing properties and offset resistance even when used in a high-speed copier and is also excellent in suitability for grindability, development durability and the like, and a toner for electrophotography. The ... 10/26/06 - 20060240352 - Toner The invention is to provide a toner excellent in fixing property, high-temperature offset resistance and blocking resistance, and having an excellent developing property. The invention provides a toner including at least a binder resin and a colorant, wherein: the binder resin contains a hybrid resin which contains a polyester-type resin ... 09/28/06 - 20060216625 - Toner for developing electrostatic latent images and manufacturing method thereof, developer for developing electrostatic latent images, image forming method, and method for manufacturing dispersion of resin particles In formula (1), δa represents a solubility parameter of the amorphous polymer, and δc represents a solubility parameter of the crystalline polymer. ... 08/03/06 - 20060172216 - Electrophotographic toner and method of development therewith Cyclo-olefin copolymer resin is contained as a binder resin, and concentration of a charge controlling agent on the surface of the toner is not less than 0.1 mg/toner 1 g, and less than 1.0 mg/toner 1 g. Furthermore, the toner is held on a non-magnetic sleeve, an electric field is ... 07/27/06 - 20060166120 - Toner, image forming method, and process cartridge 1.0×104 dN/m2≦G″(140° C.)≦2.0×105 dN/m2; and the binder resin is chiefly composed of a vinyl type copolymer. This can provide a toner with which images kept to have gloss within a preferable state can be obtained without changing fixing speed and fixing temperature even when transfer materials of different types are ... 07/13/06 - 20060154167 - Emulsion aggregation toner compositions A toner includes particles of a resin, a leveling agent, an optional colorant, and additional optional additives, where the leveling agent is selected from silicon containing leveling agents, and mixtures, thereof, and where the toner particles are prepared by an emulsion aggregation process. ... 06/22/06 - 20060134543 - Toner, image forming method and process-cartridge A toner formed of at least a binder resin, a colorant, a charge control agent and a wax, is provided with a uniform state of dispersion of the wax and good balance of low-temperature fixability and anti-high-temperature offset characteristic, while exhibiting good developing performances over wide environmental conditions. The toner ... 06/08/06 - 20060121384 - Toner compositions Toner compositions include a non cross linked resin; a cross linked resin or gel; a wax; and a colorant. Processes for preparing a toner include mixing a non-cross linked resin and a cross-linked resin or gel in the presence of a wax, a colorant, and a coagulant to provide toner ... 06/08/06 - 20060121383 - Toner compositions Toner compositions provide a resin substantially free of cross linking; a cross linked resin; a wax; a coagulant; and a colorant; wherein the toner composition provides a fused image gloss of about 1 to about 20 gloss units. ... 06/01/06 - 20060115757 - Toner for development of electrostatic latent image, electrostatic latent image developer, and method for formation of image 0.0002≦[S]/[C]≦0.0030 (1). ... 05/25/06 - 20060110674 - Method of producing polyester, method of producing electrostatic developing toner and electrostatic developing toner In the method of the present invention, a polyester is produced by a step of emulsifying or dispersing a polyvalent acid component having a hydrophobic parameter (Log(P)) of −0.5 or more and 20 or less, a polyhydric alcohol component having a hydrophobic parameter (Log(P)) of −0.5 or more and 20 ... 05/18/06 - 20060105261 - Toner process The present disclosure relates to a process including a first heating of a latomer mixture including at least one free radical polymerizable monomer, and at least one alkylene anhydride; a second heating of the latomer mixture to form polymeric particles; and combining the polymeric particles with at least one amine. ... 05/18/06 - 20060105260 - Non-magnetic monocomponent positive toner composition having superior transfer efficiency The present invention relates to a non-magnetic mono-component toner composition, which comprises a) a non-magnetic toner particle comprising a binding resin comprising a binder resin and a copolymer of a cyclic olefin and an acyclic olefin polymerized in the presence of a metallocene catalyst and a cocatalyst, a colorant, and ... 03/09/06 - 20060051692 - Full color toner, and its use in electrophotography methods and apparatus A full color toner containing a binder resin, a release agent and a colorant is provided, wherein the binder resin contains a polyester resin containing a hybrid resin containing one or more vinyl group polymer units and one or more polyester units, and wherein the content A of the hybrid ... 03/02/06 - 20060046179 - 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 particles and the additive particles to a blending chamber in the extrusion apparatus, which blending chamber is maintained at a temperature ... 02/02/06 - 20060024603 - Toner and toner manufacturing method In a toner of the present invention containing binder resin and a coloring agent, the toner is comprised a mixture of first toner and second toner which are different in the binder resin from each other, and only either of the first toner and second toner contains crystalline polyester resin. ... 02/02/06 - 20060024602 - Recording head, recording apparatus, and recording system A recording head records an image on a medium. The recording head includes a recording agent bearing portion that bears a recording agent to be transferred onto the medium for the image to be recorded thereon, and an active element that deposits the recording agent on the recording agent bearing ... 01/05/06 - 20060003247 - Dry electrophotographic toners comprising amphipathic copolymers having acidic functionality Dry electrophotographic toner compositions are provided comprising an amphipathic copolymer comprising acidic functionality covalently bonded to the amphipathic copolymer. Methods of making the toner compositions are also provided. The present toner compositions exhibit unique charge characteristics and unique chemical and charge interaction properties. ... 01/05/06 - 20060003246 - Dry electrophotographic toners comprising amphipathic copolymers having basic functionality Dry electrophotographic toner compositions are provided comprising an amphipathic copolymer comprising basic functionalities covalently bonded to the amphipathic copolymer. Methods of making the toner compositions are also provided. The present toner compositions exhibit unique charge characteristics and unique chemical and charge interaction properties. ... 12/15/05 - 20050277045 - Method for preparing resin and particulate material, toner prepared by the method, developer including the toner, toner container, and process cartridge, image forming method and apparatus using the developer A method for preparing a particulate image forming material such as toner, which includes providing a particulate material including a chain transfer agent; and contacting the particulate material with at least one of a supercritical fluid and a sub-critical fluid under pressure to remove the chain transfer agent from the ... 12/15/05 - 20050277044 - Method of preparing a toner, developer including the toner, container containing the toner, and image forming method and process cartridge using the toner A method including contacting a toner including: a binder resin including an unsaturated carboxylic acid derivative monomer; a vinyl polymerizing monomer; and a colorant; to a supercritical fluid or a sub-critical fluid to remove the unsaturated carboxylic acid derivative monomer. ... 12/15/05 - 20050277043 - Toner and manufacturing method of the same Toner containing binder resin constituted of plural types of copolymers comprising a vinyl type polymerizing monomer, wherein at least one of the copolymers comprising a vinyl type polymerizing monomer is one formed by utilizing a monomer provided with at least two polar groups. ... 12/08/05 - 20050271963 - Process for preparing resin binder for toner The present invention relates to a process for preparing a resin binder for toner, comprising the steps of (A) carrying out an addition polymerization reaction of addition polymerization resin monomers including styrene in the presence or absence of an organic solvent; and (B) mixing the resulting reaction mixture from the ... 12/08/05 - 20050271962 - Toner for electrophotography and method for forming image using the same An electrophotographic toner used for an image forming method that utilizes a heat-pressure type fuser equipped with a fusing member having a surface layer containing polybenzimidazole, wherein the toner comprises at least cycloolefin copolymer resins as binder resins. The cycloolefin copolymer resins comprise a mixture of 0 to 75 percent ... 11/17/05 - 20050255397 - Resin particles and producing method thereof, toner for developing electrostatic latent image and producing method thereof, electrostatic latent image developer as well as image forming method (in the general formula (1), R represents a chain or cyclic divalent aliphatic group optionally containing an ether linkage, and the aliphatic group may have a substituent.) ... 10/27/05 - 20050238985 - Electrophotographic toner binder and toners A toner binder for electrophotography excellent in low temperature fixing properties and anti-hot offset properties comprising styrene (co)polymer(s) (A) comprising a modified styrene (co)polymer modified by unsaturated dicarboxylic acids of C4 to C30, ester-forming derivatives thereof, (meth)acrylic acid, or alkyl (meth)acrylates (alkyl group of C1 to C24); said modified styrene ... 08/25/05 - 20050186497 - Toner A toner is disclosed including toner particles containing a binder resin and a colorant. The binder resin contains a vinyl resin. In the high-temperature GPC-RALLS-viscometer analysis of the o-dichlorobenzene-soluble matter of the toner, a weight-average molecular weigh of absolute molecular weights measured with a viscosity detector is in a specific ... 08/11/05 - 20050175921 - Chemically produced toner and process therefor A toner for developing an electrostatic image comprising toner particles which include a binder resin, a wax and a colorant, wherein the wax has a melting point of between 50 and 150° C., the wax exists in the toner particles in domains of 2 μm or less mean particle size ... ### FreshPatents.com Support |