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Matches 1 - 50 out of 54,479

Document Document Title
WO/2019/090462A1
Polymeric charge transfer layer compositions suitable for organic layers of electronic devices that show increased luminous efficiency.  
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...  
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...  
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...  
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...  
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 ...  
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...  
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 ...  
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,...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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, ...  
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...  
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...  
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 ...  
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...  
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...  
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...  
WO/2018/124243A1
The present invention relates to an electrophotographic photoreceptor with which it is possible to suppress the occurrence of abnormality such as peeling-off or falling-off of a film from a substrate end in a surface layer deposition sta...  
WO/2018/116960A1
A polycarbonate copolymer which is characterized by having a repeating unit A that contains a group represented by general formula (1A). In general formula (1A), each of Ar1 and Ar2 independently represents a monovalent or divalent aroma...  
WO/2018/110091A1
A polyarylate resin represented by general formula (1). In general formula (1), r represents an integer of 10-70. s represents an integer of 30-90.  
WO/2018/100813A1
An electrographic photoreceptor (1), provided with an electroconductive base (2) and a photosensitive layer (3). The photosensitive layer is provided with a charge generation layer (3a) and a charge transportation layer (3b). The charge ...  
WO/2018/092418A1
This polyarylate resin is represented by general formula (1) below. In general formula (1), R1, R2, R3, and R4 each independently represent a hydrogen atom or methyl group. r and s represent an integer of 0-49. t and u represent an integ...  
WO/2018/079117A1
An electrophotographic photosensitive body (100) is provided with a conductive base (101) and a photosensitive layer (102). The photosensitive layer (102) is a single layer. The photosensitive layer (102) includes a charge generating age...  
WO/2018/079118A1
A polyarylate resin includes repeating units represented by general formula (1) and repeating units represented by general formula (2). In general formulae (1) and (2), R1 represents a hydrogen atom or a methyl group. In general formula ...  
WO/2018/079038A1
An electrophotographic photosensitive body (1) is provided with a conductive base (2) and a photosensitive layer (3). The photosensitive layer is a single layer type photosensitive layer (3c). The photosensitive layer includes a charge g...  
WO/2018/061368A1
An electrographic photoreceptor (1) is provided with an electroconductive base (2) and a photosensitive layer (3). The photosensitive layer (3) is a single-layer photosensitive layer. The photosensitive layer (3) includes a charge-genera...  
WO/2018/061542A1
An electrophotographic photoreceptor (100) is provided with an electroconductive substrate (101) and a single photosensitive layer (102). The photosensitive layer contains a charge generating agent, a hole transport agent, and two or mor...  
WO/2018/062518A1
The purpose of the present invention is to provide: an electrophotographic photoreceptor having a charge transport layer that has excellent electrical characteristics and adhesion, while manifesting satisfactory wear resistance indispens...  
WO/2018/056326A1
The purpose of the present invention is to provide an electrophotographic photoreceptor that contains a polyester resin having excellent wear resistance and thereby excels in wear resistance to a practical load and in initial electrical ...  
WO/2018/030041A1
Provided is an electrophotographic photosensitive body including: a photoconductive layer formed of hydrogenated amorphous silicon on a conductive support; and a surface layer formed of hydrogenated amorphous silicon carbide or hydrogena...  
WO/2018/026357A1
Barrier members for use in an electrographic printer are described. The barrier member has a first layer including thermally insulating particles embedded in a polymer composition, and a second layer including a thermally conductive meta...  
WO/2018/020914A1
An image-forming device is provided with: an image carrier (51) that has a plurality of recessed sections (32a) on the surface thereof, and rotates; and a polishing means (54) disposed downstream of a transfer means (47) and upstream of ...  
WO/2018/017074A1
A photo-conductor drum includes: a cylindrical surface to receive a charge pattern corresponding to an image to be printed; and a protective layer of material coating at least a portion of the cylindrical surface to protect the cylindric...  
WO/2018/016156A1
Provided are: a photosensitive body for electrophotography, which enables the achievement of a stable print density even in a low temperature environment by suppressing decrease in the print density caused by potential variation of a pho...  
WO/2018/017816A1
One or more techniques and/or systems are disclosed for a luminescent film that can be used with a biometric imager, which can be used to scan biometric markers, and/or to interact with the device. Upon contacting a device surface, an im...  
WO/2018/003229A1
The present invention provides a photoreceptor for electrophotography and an electrophotography device having the same mounted therein with which it is possible to reduce wear on the surface of the photoreceptor and obtain an excellent i...  
WO/2017/208700A1
This electrophotographic photoreceptor (1) is provided with a conductive base material (2) and a photosensitive layer (3). The photosensitive layer (3) is of single-layered construction. The photosensitive layer (3) includes a charge gen...  
WO/2017/204339A1
A resin composition characterized by comprising a copolymer polycarbonate resin represented by general formula (1) and a polycarbonate resin containing a repeating unit represented by general formula (2), wherein the contained amount of ...  
WO/2017/203932A1
A photosensitive layer (3) of an electrophotographic photosensitive body (1) is a single layer-type photosensitive layer (3c) including a charge generating agent and an electron transport agent. The electron transport agent includes a co...  
WO/2017/203931A1
This electrophotographic photosensitive body (1) is provided with an electrically conductive substrate (2) and a photosensitive layer (3). The photosensitive layer (3) is a single layer-type photosensitive layer (3c) including a charge g...  
WO/2017/187838A1
An electrophotographic photoreceptor (1) is provided with a conductive substrate (2) and a photosensitive layer (3). The photosensitive layer (3) is a single-layer photosensitive layer containing at least a charge-generating agent, an el...  

Matches 1 - 50 out of 54,479