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Patent Searching and Data


Matches 151 - 200 out of 46,336

Document Document Title
WO/2020/105663A1
The invention relates to an electrostatic image development toner which has an excellent capacity to be fixed on a polypropylene film and which results in images printed therewith having excellent scratch resistance, and also relates to ...  
WO/2020/101681A1
Described herein is an electrostatic ink composition comprising a thermoplastic resin comprising a copolymer of an alkylene monomer and an ethylenically unsaturated monomer comprising an epoxide. Also descried herein is a method of print...  
WO/2020/090537A1
The present invention provides a toner which suppresses decrease in the gloss of images, while having good fixability at low temperatures, storage stability and hot offset resistance. A toner which is characterized in that: the glass tra...  
WO/2020/091788A1
The present disclosure relates to an electrophotographic ink composition. The composition comprises thermoplastic polymer, solder material, conductive filler and liquid carrier. The present disclosure also relates to a method of printing...  
WO/2020/091843A1
The developing device includes a developing roller, a developer conveying unit, a developer discharge unit, and an air discharge port. The developer conveying unit includes a developing chamber provided with the developing roller and ext...  
WO/2020/085298A1
A compound which has a structure represented by formula (1). (In formula (1), each of R1 and R2 independently represents a substituted phenyl group or an unsubstituted phenyl group; each of R3 and R4 independently represents a substitute...  
WO/2020/076498A1
A device to develop an electrostatic latent image in an imaging apparatus includes first and second passages coupled to each other through first and second openings to form a circulation passage. A first stir-and-transport member is loca...  
WO/2020/075660A1
The present invention provides: a wax which is used in an electrostatic image developing toner, and consequently enables the toner to have excellent fixability at low temperatures and excellent thermal storage stability, while having imp...  
WO/2020/066700A1
Provided are: magenta toner that, even when used in a small amount, has a higher reflection density and a color more vivid than conventional products, that has a good balance between low-temperature fixability and heat-resistant preserva...  
WO/2020/067063A1
The present invention provides: a compound represented by general formula (1) or (3); a colored composition, an ink, a toner, a colored resin composition, a fiber-dyeing composition, which contain said compound; and a compound represente...  
WO/2020/046289A1
Herein is described a liquid electrophotographic (LEP) ink composition comprising: a hydrocarbon carrier liquid; a resin; a colorant comprising a conjugated compound; and a component selected from: an amine-containing basic dispersant ha...  
WO/2020/045037A1
The present invention provides: silica particles for external toner additives, which are capable of imparting a toner with a desired positive electrostatic charge, and which enable the toner to stably maintain the positive electrostatic ...  
WO/2020/045664A1
This electrostatic charge image development toner contains colored resin particles which include a binding resin, a colorant, a charge control agent, a mold-releasing agent, and an additive having a polydiene structure, wherein the solub...  
WO/2020/036593A1
A device includes a media supply, a first portion, and a second portion. The media supply is to supply a media along a travel path and to which a ground element is to be electrically connected. The first portion along the travel path is ...  
WO/2020/033357A1
Metal oxide-polymer composite particles have a median particle size D50 of 40-75 nm or 100-150 nm and an average RTA of at least 0.06. Alternatively or in addition, metal oxide-polymer composites comprise two or more populations of metal...  
WO/2020/026787A1
This image forming apparatus is provided with an image carrier, an electrification device, a light exposure device, a development device, a transfer belt, a primary transfer device, a secondary transfer device and a cleaning member. The ...  
WO/2020/026788A1
This image forming apparatus is provided with an image carrier, a charging device, an exposure device, and a developing device. The charging device charges the peripheral surface of the image carrier positive. The exposure device exposes...  
WO/2020/026855A1
The azomethine compound provided by the present invention is a compound demonstrating high chroma and having excellent resistance to light.  
WO/2020/022385A1
An electrophotographic photoreceptor of the present disclosure includes: a conductive substrate; a photoreceptor layer positioned on the conductive substrate; and a surface layer positioned on the photoreceptor layer, wherein, when the r...  
WO/2020/022351A1
Provided is a wax composition that is for toner, that can impart low-temperature fixability and heat-resistant storage ability to toner, and in which a coloring agent can be excellently dispersed. This wax composition for toner contains:...  
WO/2020/018770A1
A developing device includes a developer roller to rotate in a rotation direction, a photosensitive body adjacent the developer roller, and an air flow passage extending through a non-image forming region at a longitudinal end of the dev...  
WO/2020/018177A1
A binder resin for toner includes an amorphous polyester resin and a crystalline polyester resin. The amorphous polyester resin has a weight average molecular weight of 5,000 to 30,000, inclusively, and contains 1 mol% to 10 mol%, inclus...  
WO/2020/017419A1
A powder which is composed of particles that are mainly composed of calcium titanate having a perovskite crystal structure, and primary particles of which have a generally spherical shape and an average particle diameter within the range...  
WO/2020/013166A1
Provided is a toner that can form a high-resolution image that is invisible under visible light and can be seen when irradiated with infrared light. The toner has toner particles containing a binding resin and inorganic infrared absorbin...  
WO/2020/008508A1
The present invention addresses the problem of providing an image-recording method in which a difference in gloss between an image-forming part and a non-image-forming part is reduced and with which there is formed an image having except...  
WO/2019/245977A1
A toner composition includes low and high molecular weight polyester resins. It also includes a release agent, such as a polyolefin wax, and a tri-block copolymer having a structure of the form A-b-B-b-A, wherein A is a hard block and B ...  
WO/2019/230481A1
The present invention provides a liquid developer containing: toner particles containing a binder resin and a colorant; an amino-group-containing copolymer; and an insulating liquid. The binder resin contains a polyester-based resin. The...  
WO/2019/228056A1
A toner, preparation method therefor and a toner cartridge, the toner comprising toner a masterbatch, wherein the toner masterbatch comprises, in percentages by weight: 80-90% of styrene-acrylic resin, 6-12% of carbon black, 2-6% of wax ...  
WO/2019/225207A1
The purpose of the present invention is to provide a toner binder used in a toner having an excellent grindability, image strength, heat-resistant storage stability, charging stability, gloss, and durability, while maintaining low-temper...  
WO/2019/218784A1
Modified toner and a preparation method therefor, and a toner cartridge, the modified toner comprising common toner and an additive, the electric charge of the common toner being -38.8 μC/g to -20.7 μC/g; the additive comprises PMMA, a...  
WO/2019/221127A1
A toner for electrostatic charge image developing, the toner containing toner particles and an external additive. The toner particles contain: a binder resin that includes a crystalline polyester resin; a colorant; and a release agent. T...  
WO/2019/216420A1
This toner for electrostatic charge image development contains toner particles and an external additive. The toner particles contain: a binder containing a crystalline polyester resin; a coloring agent; and a mold release agent. The crys...  
WO/2019/209554A1
Provided is a toner for developing electrostatic images. The toner comprises a plurality of toner particles, in which each toner particle of the plurality of toner particles includes a core particle including a first binder resin, a colo...  
WO/2019/203803A1
Herein is described a liquid electrophotographic ink composition including a carrier liquid and a resin including an acid copolymer and an acrylate copolymer, wherein the acrylate copolymer includes at least about 30 wt.% of the alkyl (m...  
WO/2019/198304A1
The present invention addresses the problem of providing: ferrite particles having magnetic properties and electric properties suitable as a carrier core material for electrophotographic developers; and a carrier core material for electr...  
WO/2019/199300A1
This disclosure relates to an electrophotographic composition including a thermoplastic polymer, a charge adjuvant, a liquid carrier, and at least one microcapsule including at least one additive encapsulated within a shell, wherein the ...  
WO/2019/190546A1
Method and devices for calibrating optical density reflective color fluids to be deposited on substrate are disclosed. Some methods comprise depositing a quantity of a keying color fluid on a first region of the substrate; applying a vol...  
WO/2019/181891A1
This sublimation transfer toner comprises toner base particles produced by surface-modifying a pulverized toner, which is a ground and classified product of a mixture containing at least a binding resin and a sublimation dye, and an exte...  
WO/2019/177083A1
The present invention provides a liquid developer which exhibits excellent dispersion stability of toner particles, while being suppressed in decrease of the volume resistivity over time. A liquid developer which contains: toner particle...  
WO/2019/176493A1
Provided are: a binder resin composition which is for a toner and has excellent low-temperature fixability, preservation stability, and durability; a toner for developing an electrostatic image, the toner containing said binder resin com...  
WO/2019/175208A1
A metal compound is provided comprising a metal and at least two aromatic hydroxycarboxylic acid structures, each aromatic hydroxycarboxylic acid structure having an aromatic moiety having a hydroxyl substituent and a carboxylic acid sub...  
WO/2019/177136A1
Provided is a liquid developing agent in which the diffusion stability of toner particles in the liquid developing agent is maintained even in high-temperature/humidity environments, and which has exceptional developing stability over ti...  
WO/2019/156232A1
The present invention pertains to: a toner production method whereby a toner capable of obtaining high image density can be obtained at a high yield; and a toner. The toner production method [1] includes a step in which in which resin pa...  
WO/2019/156231A1
Provided are a toner production method and a toner, that are capable of obtaining high image density and excellent charge stability. The toner production method [1] includes a step in which resin particles and colorant particles are coag...  
WO/2019/151592A1
A toner for developing an electrostatic latent image includes a plurality of toner particles. Each of the plurality of toner particles includes an additive attached to a surface of the particle, such that, when the plurality of toner par...  
WO/2019/146506A1
Provided is a compound and the like having excellent light resistance and storage stability. A compound characterized by having a structure represented by formula (1) or (2). [In formulas (1) and (2), R1 and R2 each independently represe...  
WO/2019/143338A1
The present disclosure relates to an electrophotographic active ink composition comprising a thermoplastic polymer comprising a copolymer of an olefin and acrylic acid and/or methacrylic acid; active photovoltaic material comprising elec...  
WO/2019/143337A1
There is provided a method of forming a seam between a first region of polymer film and a second region of polymer film. The method comprises pretreating a first region of a polymer film by applying a pretreatment composition comprising ...  
WO/2019/142630A1
Provided is a toner including toner particles, each toner particle includes: a base particle including a binder resin; and external additive particles, wherein the external additive particles include particles each having an equivalent c...  
WO/2019/142736A1
The purpose of the present invention is to provide a compound that exhibits a cyan color and that has the properties of a high saturation, a high light resistance, and a high solubility. This compound is a compound represented by general...  

Matches 151 - 200 out of 46,336