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WO/2024/082993A1 |
An electrostatic-imaging-based transfer printing apparatus (1), an electrostatic-imaging-based transfer printing system (100) and an electrostatic-imaging-based transfer printing method. The electrostatic-imaging-based transfer printing ...
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WO/2024/085117A1 |
In order to address the problem of providing an electrophotographic photoreceptor in which the durability is improved by suppressing desorption of particles from a surface layer, while the transfer property is improved by controlling the...
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WO/2024/085019A1 |
Provided is an electrophotographic photoreceptor that achieves good transferability. This electrophotographic photoreceptor has a surface layer containing a binder resin and particles, and is characterized in that: each of the particle...
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WO/2023/190691A1 |
The present invention provides a new electrophotographic photoreceptor wherein it is possible to achieve excellent electrical characteristics and particularly residual potential characteristics, even if a compound having an electron-tran...
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WO/2023/190690A1 |
An electrophotographic photoreceptor comprising at least a photosensitive layer and a protective layer in sequence upon an electrically conductive support, wherein in said electrophotographic photoreceptor, the protective layer contains ...
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WO/2023/127784A1 |
As a compound having sufficient solubility in an organic solvent, a novel compound, according to the present invention, having an electron transporting property is proposed, the compound being represented by formula (1). In addition, as ...
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WO/2023/127783A1 |
The present invention provides a novel compound which has electron transport properties and sufficient solubility with respect to organic solvents. The present invention also provides a novel electrophotographic photoreceptor which makes...
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WO/2023/095834A1 |
Provided is a new electrophotographic photoreceptor which has a high photoreceptor surface hardness and with which it is possible to suppress the formation of a mixed layer between a photosensitive layer and a protective layer to prevent...
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WO/2023/075748A1 |
An image forming apparatus may include a cartridge coupled to the image forming apparatus. The cartridge may include a photoconductor drum having a substrate drum and a layer formed on a surface of the substrate drum, where a difference ...
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WO/2023/058570A1 |
This image formation device comprises: a charging brush for, in a first charging portion that comes into contact with the surface of a photosensitive drum having a support and a surface layer on the surface thereof, charging the surface ...
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WO/2023/058573A1 |
According to the present invention, the volume resistivity of a contact member that contacts the surface of a developer carrier is no more than 1014 Ω⋅cm, and a developer satisfies the following conditions. Outside of an image formati...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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 ...
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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...
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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...
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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 ...
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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 ...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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/...
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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.
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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...
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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...
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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 ...
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WO/2021/142474A1 |
Chemically and thermally stable covalent organic framework (COF) materials are configured and operative as solid adsorbents for capturing gases and water.
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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 ...
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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...
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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...
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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...
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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...
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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.
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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...
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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 ...
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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...
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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 ...
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