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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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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...
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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...
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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) ...
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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...
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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...
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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...
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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 ...
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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). ...
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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...
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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 ...
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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...
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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...
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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 ...
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WO/2019/211617A1 |
The disclosure describes a probe comprising an azo-calixarene complexed with an anion. The anion may be a fluoride ion or a carbonate ion. The probe may be used to sense and/or capture carbon dioxide.
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WO/2019/213026A1 |
The present disclosure relates to an electrophotographic printing method comprising electrophotographically printing a liquid electrophotographic composition onto a substrate. The liquid electrophotographic composition comprises a charge...
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WO/2019/203849A1 |
The present disclosure relates to a method of producing an intermediate transfer blanket. The method includes spray-coating a blanket body with a release layer composition including a curable polysiloxane polymer and solid particles of a...
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WO/2019/180955A1 |
Provided are: a photosensitive body for electrophotography, which enables the achievement of stable images without deterioration of image quality such as black spots due to a charge generation material; a method for producing this photos...
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WO/2019/159342A1 |
The present invention provides: an electrophotographic photoreceptor which, even when a protective layer is provided on a photosensitive layer, shows a high sensitivity and a low residual potential, has an excellent anti-frictional perfo...
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WO/2019/150368A1 |
A method of preparing non-conductive coated pigment particles for use in liquid crystal applications. A dispersion is prepared of a pigment such as carbon black in a solution comprising a first solvent and a surfactant. The dispersion is...
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WO/2019/142653A1 |
Provided are a photosensitive body for electrophotography, a manufacturing method for the same, and an electrophotographic device that are for preventing: the occurrence of ghost images in low-temperature, low-humidity and high-temperatu...
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WO/2019/142608A1 |
Provided are an electrophotographic photoreceptor in which a combination of a charge generation material and an electron transportation material is improved, a method for manufacturing the electrophotographic photoreceptor, and an electr...
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WO/2019/142342A1 |
Provided are: an electrophotographic photoreceptor in which a combination of a charge generation material and an electron transportation material is improved, whereby it is possible to obtain a stable print density in diverse environment...
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WO/2019/135763A1 |
An example method of printing images in an electrophotographic printer is provided. The method includes developing a first image on a first portion of an intermediate transfer member by receiving a first sequence of color separations fro...
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WO/2019/090462A1 |
Polymeric charge transfer layer compositions suitable for organic layers of electronic devices that show increased luminous efficiency.
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WO/2019/077705A1 |
Provided are a high-precision electroconductive support body and a method for manufacturing the same, an electrophotographic photoreceptor with which high image quality is obtained by using the electroconductive support body, and an elec...
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WO/2019/077706A1 |
Provided are: a photosensitive body for electrophotography, which is provided with a photosensitive layer that contains an electron transport material, and which has high pressure resistance, while being suppressed in the occurrence of l...
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WO/2019/070003A1 |
The present invention pertains to an electrophotographic photoreceptor having a photosensitive layer on an electroconductive support body, wherein the photosensitive layer contains a polymer A that includes a repeating structure unit exp...
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WO/2019/069913A1 |
The present invention provides an electrophotographic photoreceptor which suppresses generation of a positive ghost image under a low-temperature and low-humidity environment while suppressing generation of cracks under a high-temperatur...
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WO/2019/058789A1 |
This electrophotographic photosensitive body is provided with a conductive substrate and a photosensitive layer. The photosensitive layer is composed of a single layer. The photosensitive layer contains at least a charge generator and a ...
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WO/2019/017160A1 |
A single photosensitive layer of this electrophotographic photoreceptor comprises a charge generating agent, a hole transport agent, an electron transport agent, and a binder resin. The charge generating agent is a phthalocyanine pigment...
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WO/2019/017336A1 |
This compound is represented by general formula (1). In general formula (1), R1 and R2 each independently denote a hydrogen atom, a methyl group or an ethyl group, and the sum of the number of carbon atoms in the group denoted by R1 and ...
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WO/2018/230110A1 |
Provided is an electrophotographic photoreceptor (1) having a conductive substrate (2) and a photosensitive layer (3), wherein the photosensitive layer (3) is a single layer and contains a charge generating agent, a hole transport agent,...
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WO/2018/230100A1 |
Provided is a method for producing an electrophotographic photoreceptor comprising: a first step in which a conductive substrate material containing aluminum or an aluminum alloy is immersed in alkaline ionized water and taken out from t...
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WO/2018/211844A1 |
This compound is represented by general formula (1). In general formula (1), R1 and R2 are each independently an alkyl group having 1 to 6 carbon atoms, an alkoxy group having 1 to 6 carbon atoms, an aryl group having 6 to 14 carbon atom...
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WO/2018/198590A1 |
An electrophotographic photosensitive body (1) includes a conductive substrate (2) and a single photosensitive layer (3). The photosensitive layer (3) contains a charge generating agent, a hole transport agent, an electron transport agen...
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WO/2018/198496A1 |
An electrophotographic photoreceptor (1) is provided with an electrically conductive base (2) and a photosensitive layer (3). The photosensitive layer (3) has a charge generation layer (3a) and a charge transport layer (3b). The charge g...
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WO/2018/179658A1 |
This electrophotographic photoreceptor (1) is provided with: a conductive base body (2); and a photosensitive layer (3) that is directly or indirectly disposed on the conductive base body (2). The photosensitive layer (3) has a charge ge...
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WO/2018/169021A1 |
The present invention addresses the problem of providing an electrophotographic photoreceptor which is manufactured using a polymer having excellent electrical properties and excellent surfactant functions including fluororesin dispersib...
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WO/2018/163597A1 |
This electrophotographic photosensitive body (100) is provided with a conductive substrate (101) and a single photosensitive layer (102). The photosensitive layer (102) contains at least a charge generating agent and a compound represent...
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WO/2018/159643A1 |
The purpose of the present invention is to provide a positively chargeable electrophotographic photosensitive body which has high sensitivity, low residual potential and excellent chargeability. The present invention relates to a positiv...
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WO/2018/154739A1 |
Provided are: an electrophotographic photoreceptor that makes it possible to stably obtain high image quality in all environments, while preventing the occurrence of small black dots and colored spots during initial printing in a high-te...
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WO/2018/154740A1 |
Provided are an electrophotographic photoreceptor, a method for manufacturing the same, and an electrophotographic device using the same, wherein even when the electrophotographic photoreceptor is provided in a monochrome high-speed mach...
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WO/2018/150693A1 |
The present invention provides, at low cost, an electrophotographic photoreceptor having high sensitivity, excellent abrasion resistance, and excellent lightfastness and repeated potential stability, a method for manufacturing the same, ...
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WO/2018/146974A1 |
Provided is an electrophotography photoreceptor comprising an electrically conductive substrate and a photosensitive layer. The photosensitive layer is a single layer. The photosensitive layer contains a charge generating agent, a positi...
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WO/2018/139555A1 |
The purpose of the present invention is to provide an electrophotographic photoreceptor capable of suppressing a rise in potential even when fluororesin is used for a charge transport layer, and further capable of achieving both electric...
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WO/2018/139151A1 |
This electrophotographic photosensitive body (1) is provided with a conductive substrate (2) and a photosensitive layer (3). The photosensitive layer (3) is a single layer type photosensitive layer. The photosensitive layer (3) contains ...
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WO/2018/123424A1 |
This electrophotographic photosensitive body (1) is provided with a conductive substrate (2) and a photosensitive layer (3). The photosensitive layer (3) is a single layer-type photosensitive layer (3c) comprising a charge-generating age...
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WO/2018/123425A1 |
This electrophotographic photosensitive body (1) is provided with a conductive substrate (2) and a photosensitive layer (3). The photosensitive layer (3) is a single layer-type photosensitive layer (3c) comprising a charge-generating age...
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WO/2018/124244A1 |
The present invention relates to an electrophotographic photoreceptor that excels in durability and with which it is possible to suppress the occurrence of image abnormality even when repeatedly used a number of times, and an image formi...
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