Patent application number | Description | Published |
20110033794 | TONER, METHOD FOR PRODUCING THE SAME, AND PROCESS CARTRIDGE - A toner containing a binder, a colorant, and a wax having a molecular chain consisting of C—H bond and C—C bond, wherein the mass reduction of the wax at 165° C. is 10% by mass or less, and the total amount of the wax in the toner measured by a DSC method is 1% by mass to 8% by mass, wherein a ratio, Sbet/SF, of a BET specific surface area (Sbet) of the toner to an average circularity (SF) of the toner is 1.0 m | 02-10-2011 |
20110076607 | TONER, DEVELOPER, TONER ACCOMMODATING CONTAINER, PROCESS CARTRIDGE AND IMAGE FORMING METHOD - A toner including at least one polyester resin serving as a binder resin, a colorant, a releasing agent, and a fixing aid, wherein the fixing aid includes a fatty acid amide-based compound, and the fatty acid amide-based compound is at least one of a fatty acid amide compound having a mono- or higher valent amide bond and a fatty acid amide-based compound having a mono- or higher valent amino group or a hydroxyl group. | 03-31-2011 |
20110129773 | TONER, DEVELOPER, DEVELOPER CONTAINER, METHOD OF MANUFACTURING TONER, AND IMAGE FORMING METHOD - A toner including a binder resin comprising a modified polyester having an ester bond and a chemical bond other than the ester bond, and a crystalline polyester; and a release agent comprising a microcrystalline wax comprising a hydrocarbon having 20 to 80 carbon atoms which comprises 55 to 70% by weight of a linear hydrocarbon. The microcrystalline wax has an acid value of from 0.1 to 20 mgKOH/g and a melting point of from 65 to 90° C. The melting point is a temperature at which a local maximum endothermic peak is observed in a differential thermal curve measured by differential scanning calorimetry (DSC). The release agent is dispersed in the toner with a dispersion diameter of from 0.06 to 1.50 μm. | 06-02-2011 |
20110151372 | TONER, IMAGE FORMING METHOD USING THE TONER, AND IMAGE FORMING APPARATUS USING THE TONER - A toner obtained by a toner production method which includes dissolving or dispersing in an organic solvent a toner material containing at least a calixarene derivative and a binder resin or a binder resin precursor, to thereby prepare a solution or dispersion liquid of the toner material, adding the solution or dispersion liquid to an aqueous medium for emulsification or dispersion, to thereby prepare an emulsion or dispersion liquid, and removing the organic solvent from the emulsion or dispersion liquid. | 06-23-2011 |
20110200928 | METHOD FOR PRODUCING TONER, TONER, AND IMAGE FORMING METHOD USING THE SAME - A method for producing a toner, including: dispersing toner particles containing at least a binder resin in a first aqueous medium so as to produce an aqueous dispersion; and subjecting the aqueous dispersion to heat treatment, wherein the electric conductivity of the aqueous dispersion after the heat treatment is higher than the electric conductivity of the aqueous dispersion before the heat treatment by 50 μS/cm or less. | 08-18-2011 |
20110262853 | TONER, DEVELOPER, AND IMAGE FORMING METHOD - A toner containing a fatty acid having 6 to 22 carbon atoms, and a binder resin, wherein the toner is obtained by a method for producing a toner, which contains dissolving or dispersing in an organic solvent the fatty acid having 6 to 22 carbon atoms, and a toner material containing at least the binder resin, so as to prepare a solution or dispersion liquid, emulsifying or dispersing the solution or dispersion liquid in an aqueous medium containing acrylic resin fine particles, so as to prepare an emulsion or dispersion liquid, and removing the organic solvent from the emulsion or dispersion liquid. | 10-27-2011 |
20110318053 | METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC TONER, ELECTROPHOTOGRAPHIC TONER, FULL-COLOR IMAGE FORMING METHOD AND FULL-COLOR IMAGE FORMING APPARATUS - A method for producing an electrophotographic toner including forming a toner base particle by emulsifying or dispersing a solution or dispersion of a toner material comprising a colorant, and any one of a binder resin and a binder resin precursor in an aqueous medium, and adding crystalline organic fine particles having an acid value of 20 mgKOH/g to 80 mgKOH/g into the aqueous medium, before, during or after the forming so as to attach the crystalline organic fine particles onto a surface of the toner base particle. | 12-29-2011 |
20120189951 | TONER AND DEVELOPER - A toner including: a binder resin component; crystal nucleating agent; releasing agent; and colorant, wherein the binder resin component contains a crystalline polyester resin and a non-crystalline polyester resin, the crystal nucleating agent is at least one of an aliphatic ester compound and an aliphatic amide compound each having a melting point of 60° C. or higher but lower than 150° C., and wherein the toner satisfies Expressions (I) and (II): | 07-26-2012 |
20120219896 | ELECTROSTATIC IMAGE FORMING TONER AND RESIN FOR TONER - An electrostatic image forming toner including: a colorant; a binder resin; and a releasing agent, wherein the binder resin contains at least two types of polyester resins A and B, wherein a difference of (T1/2−Tg) is 65° C. or more but less than 90° C., where T1/2 denotes a softening point of the electrostatic image forming toner and Tg denotes a glass transition temperature of the electrostatic image forming toner, and wherein the electrostatic image forming toner has a TMA compressive deformation rate (TMA %) at 50° C. which is 5% or less. | 08-30-2012 |
20120237869 | TONER AND METHOD OF MANUFACTURING TONER - A toner including a colorant and a binder resin is provided. The binder resin includes a polyester resin having a glass transition temperature of 18 to 40° C., a weight average molecular weight of 10,000 to 100,000, and a flow beginning temperature of 70 to 120° C. The toner has a volume average particle diameter of 3 to 10 μm. | 09-20-2012 |
20120237870 | TONER, METHOD OF MANUFACTURING TONER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE - A toner including a main body particle, a layer B located overlying the main body particle, and a layer A located overlying the layer B is provided. The binder resin includes an amorphous resin and a crystalline resin. The layer B is comprised of particles of a resin B. The layer A is comprised of particles of a resin A. A method of manufacturing the above toner is also provided. The method includes dissolving or dispersing toner components in an organic solvent to prepare a toner components liquid. The toner components include the binder resin. The method further includes emulsifying the toner components liquid in an aqueous medium to prepare an emulsion. The aqueous medium contains the particles of the resins A and B. The method further includes removing the organic solvent from the emulsion and heating the emulsion. | 09-20-2012 |
20130011778 | ELECTROPHOTOGRAPHIC TONER, METHOD FOR PRODUCING TONER, DEVELOPER AND IMAGE FORMING APPARATUS CONTAINING TONER - An electrophotographic toner obtained from a dispersion or emulsion liquid of an oil phase containing a toner material in an aqueous medium, the toner including: a binder resin, wherein the toner material includes: (A) an epoxy resin prepolymer; (B) an adduct of a dihydric phenol with a polyalkylene oxide; (C) a phenolic compound, or an alcohol compound, or both thereof; and (D) a carboxylic acid compound, and wherein the binder resin includes a resin obtained by allowing the (A), the (B), the (C) and the (D) to react with each other. | 01-10-2013 |
20130011779 | TONER, DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS - A toner obtained by a method for producing a toner, which includes dissolving or dispersing in an organic solvent a toner material containing at least a binder resin, and a dispersion liquid of a crystalline polyester resin, so as to prepare a solution or dispersion liquid of the toner material, emulsifying or dispersing the solution or dispersion liquid of the toner material in an aqueous medium, so as to prepare an emulsion or dispersion liquid, and removing the organic solvent from the emulsion or dispersion liquid, wherein the crystalline polyester resin is localized near a surface of the toner. | 01-10-2013 |
20130130171 | TONER - A toner including a core particle, an inner shell layer covering the core, and an outer shell layer covering the inner shell layer is provided. The core particle includes a resin P. The inner shell layer includes fine particles of a resin A. The outer shell layer includes fine particles of a resin B. The toner satisfies the following formulae (1) to (3): | 05-23-2013 |
20130164669 | TONER, METHOD FOR PRODUCING THE TONER, AND IMAGE FORMING METHOD - A toner including a binder resin containing an ester bond, and a releasing agent, wherein the releasing agent includes first C30-C50 alkyl monoester compound and second C30-C50 alkyl monoester compound, wherein the number of carbon atoms of the first C30-C50 alkyl monoester compound is different from that of the second C30-C50 alkyl monoester compound, wherein the amount of the first C30-C50 alkyl monoester compound is largest and the amount of the second C30-C50 alkyl monoester compound is second largest or same as the amount of the first C3OC50 alkyl monoester compound, wherein the amount of the first C30-C50 alkyl monoester compound is 30% by mass or more but less than 50% by mass to the releasing agent, and wherein the amount of the second C30-C50 alkyl monoester compound is 10% by mass or more but less than 50% by mass to the releasing agent. | 06-27-2013 |
20130196260 | TONER, DEVELOPER AND IMAGE FORMING APPARATUS - A toner including: a binder resin containing a non-crystalline resin and a crystalline resin; a colorant; and, a releasing agent, wherein the releasing agent has a melting point of 55° C. to 80° C., and wherein the toner satisfies the following Expressions 1 and 2: (Expression 1): 20,000 Pa·s≦G | 08-01-2013 |
20130224648 | ELECTROSTATIC IMAGE DEVELOPING TONER PARTICLES AND DEVELOPER - Electrostatic image developing toner particles including: a crystalline polyester resin; a non-crystalline polyester resin; a releasing agent; and a colorant, wherein the electrostatic image developing toner particles have a glass transition temperature of 40° C. to 60° C. where the glass transition temperature is measured with a differential scanning calorimeter (DSC), and wherein the electrostatic image developing toner particles have an adhesive force between the toner particles of 1.4 mN to 2.2 mN where the adhesive force between the toner particles is measured after the electrostatic image developing toner particles have been stored at 50° C. | 08-29-2013 |
20130243488 | TONER, TWO-COMPONENT DEVELOPER, AND IMAGE FORMING APPARATUS - A toner including: toner base particles; and external additive, the toner base particles each comprising binder resin and colorant, wherein the external additive comprises coalesced particles, the coalesced particles are each a non-spherical secondary particle in which primary particles are coalesced together, and an index of a particle size distribution of the coalesced particles is expressed by Formula (1): | 09-19-2013 |
20130244156 | TONER FOR DEVELOPING ELECTROSTATIC IMAGE, TWO-COMPONENT DEVELOPER AND IMAGE FORMING APPARATUS - A toner for developing an electrostatic image, including: toner base particles each including a binder resin and a releasing agent; and inorganic fine particles, wherein the toner includes the inorganic fine particles as an external additive on a surface of the toner base particle, wherein the toner base particles have a BET specific surface area of 2.5 m | 09-19-2013 |
20130316280 | TONER SET, DEVELOPER SET, AND IMAGE FORMING APPARATUS - A toner set, including: at least one chromatic toner containing a colorant; and a transparent toner containing no colorant, wherein the chromatic toner and the transparent toner each include a releasing agent and a binder resin, and wherein an amount of a tetrahydrofuran insoluble matter in the transparent toner is smaller than an amount of a tetrahydrofuran insoluble matter in the chromatic toner. | 11-28-2013 |
20130337376 | TONER, AND FULL-COLOR IMAGE FORMING METHOD AND FULL-COLOR IMAGE FORMING APPARATUS USING THE TONER - A toner including a binder resin, a colorant and a phenol multimer represented by the following General Formula (1): where R | 12-19-2013 |
20140140731 | TONER, DEVELOPER, IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - A toner including: a binder resin; a releasing agent; and a colorant, wherein the binder resin contains a crystalline polyester resin and a non-crystalline polyester resin, wherein the releasing agent has an endothermic peak temperature of 60° C. to 80° C. at the second temperature rising in differential scanning calorimetry, and wherein the releasing agent is an ester wax which satisfies the following expressions (1) and (2): 1.1 Pa·s≦η*a≦2.0 Pa·s . . . Expression (1) 0.001≦η*b/η*a≦1.00 . . . Expression (2) where in Expressions (1) and (2), η*a denotes a complex viscosity (Pa·s) determined by measuring a dynamic viscoelasticity of the releasing agent at a measurement frequency of 6.28 rad/s, and η*b denotes a complex viscosity (Pa·s) determined by measuring a dynamic viscoelasticity of the releasing agent at a measurement frequency of 62.8 rad/s. | 05-22-2014 |
20140322643 | TONER AND DEVELOPER - A toner including a non-crystalline polyester resin and a crystalline polyester resin, wherein a tetrahydrofuran soluble component of the non-crystalline polyester resin has a weight-average molecular weight of 3,000 to 8,000 measured by gel permeation chromatography, and wherein the toner has a glass transition temperature A before an extraction process of the toner with methanol and a glass transition temperature B after the extraction process of the toner with methanol, and a difference between A and B (B−A) is 2.0° C. or less. | 10-30-2014 |
20140356441 | CORE-SHELL TYPE PARTICLES AND METHOD FOR PRODUCING THE SAME - A method for producing core-shell type particles, including:
| 12-04-2014 |
20150132696 | TONER, DEVELOPER, IMAGE FORMING APPARATUS, PARTICLES, METHOD FOR PRODUCING TONER AND METHOD FOR PRODUCING PARTICLES - A toner, including: a binder resin; and a releasing agent, wherein the toner includes a pressure plastic material as the binder resin, wherein the releasing agent includes a plurality of particulate releasing agents, and wherein the particulate releasing agents forming domain phases are dispersed in the pressure plastic material forming a continuous phase. | 05-14-2015 |
20150259247 | LAYER STACK FORMATION POWDER MATERIAL, POWDER LAYER STACK FORMATION HARDENING LIQUID, LAYER STACK FORMATION MATERIAL SET, AND LAYER STACK OBJECT FORMATION METHOD - Layer stack object formation method, including; forming layer of powder material containing calcium phosphate; and delivering hardening liquid to predetermined region of the layer to harden the region,
| 09-17-2015 |
20150376363 | POROUS MATERIAL, PRODUCING METHOD THEREOF, AND SERIAL PRODUCING APPARATUS THEREOF - Provided is a porous material made of at least an aliphatic polyester resin or an aliphatic polycarbonate resin, and having a porosity of 70% or higher, wherein a polystyrene equivalent weight average molecular weight of the resin measured by gel permeation chromatography is 300,000 or greater. | 12-31-2015 |
Patent application number | Description | Published |
20110169170 | SEMICONDUCTOR DEVICE - This invention provides a multi-pin semiconductor device as a low-cost flip-chip BGA. In the flip-chip BGA, a plurality of signal bonding electrodes in a peripheral area of the upper surface of a multilayer wiring substrate are separated into inner and outer ones and a plurality of signal through holes coupled to a plurality of signal wirings drawn inside are located between a plurality of rows of signal bonding electrodes and a central region where a plurality of bonding electrodes for core power supply are located so that the chip pad pitch can be decreased and the cost of the BGA can be reduced without an increase in the number of layers in the multilayer wiring substrate. | 07-14-2011 |
20140008798 | SEMICONDUCTOR DEVICE - A technique capable of improving reliability of a semiconductor device is provided. In the present invention, as a wiring board on which a semiconductor chip is mounted, a build-up wiring board is not used but a through wiring board THWB is used. In this manner, in the present invention, the through wiring board formed of only a core layer is used, so that it is not required to consider a difference in thermal expansion coefficient between a build-up layer and the core layer, and besides, it is not required either to consider the electrical disconnection of a fine via formed in the build-up layer because the build-up layer does not exist. As a result, according to the present invention, the reliability of the semiconductor device can be improved while a cost is reduced. | 01-09-2014 |
20140217582 | SEMICONDUCTOR DEVICE - This invention provides a multi-pin semiconductor device as a low-cost flip-chip BGA. In the flip-chip BGA, a plurality of signal bonding electrodes in a peripheral area of the upper surface of a multilayer wiring substrate are separated into inner and outer ones and a plurality of signal through holes coupled to a plurality of signal wirings drawn inside are located between a plurality of rows of signal bonding electrodes and a central region where a plurality of bonding electrodes for core power supply are located so that the chip pad pitch can be decreased and the cost of the BGA can be reduced without an increase in the number of layers in the multilayer wiring substrate. | 08-07-2014 |
20140284789 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE - To improve coupling reliability in flip chip bonding of a semiconductor device. By using, in the fabrication of a semiconductor device, a wiring substrate in which a wiring that crosses an opening area of a solder resist film on the upper surface of the wiring substrate has, on one side of the wiring, a bump electrode and, on the other side, a plurality of wide-width portions having no bump electrode thereon, a solder on the wiring can be dispersed to each of the wide-width portions during reflow treatment in a solder precoating step. Such a configuration makes it possible to reduce a difference in height between the solder on each of terminals and the solder on each of the wide-width portions and to enhance the coupling reliability in flip chip bonding. | 09-25-2014 |
20140329476 | ELECTRONIC DEVICE - A compact electronic device as a constituent element of a wireless communication system using a sensor. A first feature of the device is that a first semiconductor chip is bare-chip-mounted over a front surface of a first wiring board in the form of a chip and a second semiconductor chip is bare-chip-mounted over a second wiring board in the form of a chip. A second feature is that a wireless communication unit and a data processing unit which configure a module are separately mounted. A third feature is that the first and second wiring boards are stacked in the board thickness direction to make up the module (electronic device). | 11-06-2014 |
20150187720 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE - To improve coupling reliability in flip chip bonding of a semiconductor device. By using, in the fabrication of a semiconductor device, a wiring substrate in which a wiring that crosses an opening area of a solder resist film on the upper surface of the wiring substrate has, on one side of the wiring, a bump electrode and, on the other side, a plurality of wide-width portions having no bump electrode thereon, a solder on the wiring can be dispersed to each of the wide-width portions during reflow treatment in a solder precoating step. Such a configuration makes it possible to reduce a difference in height between the solder on each of terminals and the solder on each of the wide-width portions and to enhance the coupling reliability in flip chip bonding. | 07-02-2015 |
20160038633 | ADDITIVE MANUFACTURING POWDER AND METHOD OF MANUFACTURING THE SAME - Additive manufacturing powder contains a core-shell type particle containing a core particle comprising a first binder resin and a filler and a shell present on the surface of the core particle. The shell contains a second binder resin. The powder has a particle size distribution Dv/Dn of 1.5 or less and an average circularity of from 0.800 to 0.980, the average circularity being represented by the following relation: | 02-11-2016 |