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Patent Searching and Data


Matches 1 - 50 out of 41,279

Document Document Title
WO/2023/018446A1
An example charging member includes a conductive support, and a conductive body mounted on the conductive support. The conductive body includes an elastic layer located on the conductive support, a resin layer located on the elastic laye...  
WO/2023/008019A1
In the present invention, a first photosensitive layer of an electrophotographic photoreceptor is provided on the side, of a photosensitive layer constituted of at least one layer, furthest toward the front surface. The first photosensit...  
WO/2023/282908A1
In some examples, an apparatus includes a developer to receive a toner, and an actuator moveable between different positions. An electrical switch is responsive to an input stimulus from the actuator to control a voltage that enables or ...  
WO/2022/260157A1
The present invention relates to an electrophotographic photoreceptor comprising at least a photosensitive layer and a protective layer in sequence on a conductive support. The electrophotographic photoreceptor is characterized in that t...  
WO/2022/260036A1
The present invention provides an electrophotographic photoreceptor that achieves good transferability. Provided is an electrophotographic photoreceptor formed by stacking a charge generation layer, a charge transport layer, and a protec...  
WO/2022/260126A1
Provided is an electrophotographic photoreceptor that can improve transferability and improve image quality of a halftone image by suppressing light scattering on the surface layer of the electrophotographic photoreceptor. This electroph...  
WO/2022/249714A1
This electrophotographic photosensitive body comprises a conductive substrate and a photosensitive layer. The photosensitive layer contains a charge generating agent, a hole transport agent, a first resin, and a second resin. The first r...  
WO/2022/240401A1
Described herein is a primer composition comprising water; a polyethyleneimine; an epoxide cross-linker, wherein the epoxide cross-linker comprises at least two epoxide groups; and a dispersant, wherein the dispersant comprises a compoun...  
WO/2022/211100A1
This resin has a repeating unit having a structure represented by general formula (FR1). (In the general formula (FR1), each R independently represents an aliphatic hydrocarbon group having 1-6 carbon atoms, an aromatic hydrocarbon group...  
WO/2022/210315A1
As an electrophotographic photoreceptor that is capable of achieving a good balance between suppression of image deletion and retention of the electrical characteristics, while having good Martens hardness and good elastic deformation ra...  
WO/2022/163463A1
This polyarylate resin has repeating units that are represented by formulas (1), (2), (3), and (4). The included percentage of the repeating unit represented by formula (3) in relation to the sum of the repeating units represented by for...  
WO/2022/163462A1
This polyarylate resin has repeating units represented by formulae (1), (2) and (4). The polyarylate resin further has a repeating unit represented by formula (3), in which the content of the repeating unit represented by formula (3) to ...  
WO/2022/085677A1
Provided is an electrophotographic photoreceptor characterized by having a protective layer (surface layer), having high Martens hardness, a high modulus of elastic deformation, and excellent adhesive properties between a photosensitive ...  
WO/2022/085728A1
An electrophotographic photosensitive body characterized in that, in a photosensitive body comprising, on a conductive support body, a photosensitive layer and a protective layer containing a cured product obtained by curing a curable co...  
WO/2022/085382A1
Provided is an electrophotographic photosensitive member characterized in that a photosensitive layer and a protective layer containing a cured product obtained by curing a curable compound are sequentially provided on a conductive suppo...  
WO/2022/081241A1
A charging member, including a conductive support, and a conductive body mounted on the conductive support. The conductive body includes an elastic layer located on the conductive support, a resin layer located on the elastic layer, and ...  
WO/2022/046038A1
A printing apparatus has a photo imaging plate to be held at a first voltage having a first polarity, and an intermediate transfer member to receive an intermediate image from the photo imaging plate. The intermediate transfer member is ...  
WO/2022/038984A1
To provide a laminate including: a layer (1) including an organic material; a layer (2) including a siloxane compound and metal oxide, where the layer (2) is in contact with the layer (1); and a layer (3) including the metal oxide, where...  
WO/2022/025881A1
A photosensitive body for an image forming apparatus may include a photosensitive layer and a protective layer formed on the photosensitive layer. The protective layer may include a urethane oligomer-based compound including urethane oli...  
WO/2021/262405A1
A charging member, including: a conductive support; and a conductive body mounted on the conductive support, in which the conductive body includes an elastic layer located on the conductive support, a resin layer located on the elastic l...  
WO/2021/206689A1
Described herein is a process for preparing a flexible packaging material comprising contacting a first flexible material of a layered substrate with an intermediate transfer member; wherein the layered substrate comprises the first flex...  
WO/2021/200339A1
Provided is an image formation device that makes it possible to print without causing problems relating to ease of electrification, leak resistance, gas resistance, and wear resistance despite said image formation device being a contact ...  
WO/2021/201226A1
This polycarbonate copolymer has a repeating unit A represented by formula (1) and a repeating unit B represented by formula (2), and is obtained using at least one among bischloroformate oligomers represented by formula (1A) and formula...  
WO/2021/201225A1
A polycarbonate copolymer having repeating units A represented by formula (1) and repeating units B represented by formula (2), the polycarbonate copolymer being obtained using bis-chloroformate oligomers represented by formula (1A) and/...  
WO/2021/201227A1
At least one resin selected from the group consisting of aromatic polycarbonates and polyarylates, said resin characterized by comprising a bond between polymer chains obtained by reacting an allyl group and a maleimide group.  
WO/2021/201007A1
Provided is a novel negative-charge type electrophotographic photoreceptor which has a cured resin-based protective layer and does not require a heating treatment for enhancing electrical properties. The negative-charge type electrophoto...  
WO/2021/193678A1
The present invention provides a positively-charged monolayer-type electrophotographic photoreceptor that has an outermost layer, the electrophotographic photoreceptor having excellent mechanical strength, electric characteristics, and a...  
WO/2021/149461A1
An electronic device including: a support; a charge-transporting layer including a charge-transporting material or a dye-sensitizing electrode layer including a sensitizing dye, where the charge-transporting layer or the sensitizing-dye ...  
WO/2021/142474A1
Chemically and thermally stable covalent organic framework (COF) materials are configured and operative as solid adsorbents for capturing gases and water.  
WO/2021/141589A1
An electrostatic printing method for forming a structured image on a print substrate, the method comprising: providing an electrostatic ink composition; contacting the electrostatic ink composition with a latent electrostatic image on a ...  
WO/2021/118693A1
An imaging system includes a lubricant roller to transfer a lubricant to the image carrier, a solid lubricant in contact the lubricant roller to supply the lubricant to the lubricant roller, and a pressing member to urge the solid lubric...  
WO/2021/086428A1
An electrophotographic photoreceptor includes an electrically conductive substrate, and a laminate-type photosensitive layer formed on the electrically conductive substrate. An allowable range of a charging voltage Vx to be applied to th...  
WO/2021/076146A1
A photoconductor marking apparatus is disclosed. The apparatus includes a radiation source to emit radiation capable of irreversibly modifying photoconductive properties of a layer of a multi-layered photoconductor. The apparatus also in...  
WO/2021/059712A1
Provided is an electronic device including: a support; a charge-transporting layer including a charge-transporting material, or a sensitizing-dye electrode layer including a sensitizing dye, where the charge-transporting layer or the sen...  
WO/2021/023655A1
The present invention relates to a light sensitive device comprising a substrate and high pass filter semiconductor nanoparticles distributed on the substrate.  
WO/2021/011006A1
A method of forming a flexible printed material is described. The method comprises applying a layer of primer onto a flexible substrate; electrostatically printing onto the layer of primer a liquid electrostatic ink composition; applying...  
WO/2021/009872A1
The present invention provides: a photosensitive body for electrophotography, which enables the achievement of a stable image with high sensitivity, while undergoing less wear even during long-term use and having excellent contamination ...  
WO/2021/006880A1
An organic photoconductor includes a cylindrical body having a surface on which an electrostatic latent image is to be formed, and an optical tag provided on an outer circumferential surface of the cylindrical body. The organic photocond...  
WO/2020/262069A1
This electrophotographic photoreceptor is provided with a conductive substrate and a photosensitive layer. The photosensitive layer is a monolayer. The photosensitive layer contains a charge generating agent, a hole transport agent, and ...  
WO/2020/241658A1
This electrophotographic photoreceptor includes a conductive substrate and a photosensitive layer. The photosensitive layer is a single layer. The photosensitive layer contains a charge generating agent, a hole transporting agent, an ele...  
WO/2020/218259A1
The present invention relates to an electrophotographic photoreceptor having a layered structure, in which at least one of outermost layers of the layered structure contains a polymer that has a structure where at least one carbonyl grou...  
WO/2020/193813A1
A device (3000) for loading fluid into nozzle(s) of a nozzle-bearing body (3070) includes a first member (3010), having a first surface (3016), and a second member (3020) protruding from the first member (3010). The second member (3020) ...  
WO/2020/179307A1
Provided are an aluminum alloy whereby an outer surface having high smoothness can be formed, and manufacturing cost can be suppressed, a method for manufacturing an aluminum alloy extruded material, a method for manufacturing a photosen...  
WO/2020/170769A1
Provided is a photoelectric conversion element including: a support; a photoelectric conversion layer; an undercoat layer; and a surface layer, where the photoelectric conversion layer, the undercoat layer, and the surface layer are disp...  
WO/2020/152846A1
The present invention provides, at a low cost: an electrophotographic photoreceptor that has sufficient solvent resistance and crack resistance when used in a liquid development system and that also has superior electrical characteristic...  
WO/2020/085490A1
This electrophotographic photoreceptor is provided with a conductive substrate and a surface coating layer. The surface coating layer contains a negatively charged photoconductive layer, an upper charge injection blocking layer which is ...  
WO/2020/084900A1
This electrophotographic photosensitive body is provided with a conductive base material and a single photosensitive layer. The photosensitive layer contains at least a charge generator and a compound represented by general formula (1). ...  
WO/2020/072110A1
An electrophotographic photoconductor in which a surface layer of a photosensitive layer or an overcoat layer has a glass transition temperature Tg greater than 100°C and a hardness greater than 0.22 GPa. An electrophotographic cartridg...  
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...  

Matches 1 - 50 out of 41,279