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WO/2005/017628A1 |
A electrographic element (10) having a base substrate (12), a conductive layer (14), a single, integral dielectric/adhesive/release layer (16) upon which an image is deposited, and an optional final substrate (20) and a method of making ...
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WO/2005/010621A1 |
An endless belt for image forming devices is disclosed. The endless belt is produced by molding a compound comprising a thermoplastic elastomer, a thermoplastic resin, and a conductive material, and satisfies formulae (1), (2), (3) shown...
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WO/2005/003093A1 |
The invention provides compounds useful for electrophotographic photoreceptors and excellent in electron transport power; positive charging electrophotographic photoreceptors for highly sensitive copying machines and printers, which cont...
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WO/2005/000828A1 |
A quinone-based compound having a structure represented by the following general formula (I): [wherein, R1 to R4, R5 and R6 represent an alkyl group or the like, an aryl group or the like, and a halogen atom or the like, respectively, X ...
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WO/2004/109406A1 |
A photosensitive material (1) for electrophotography, which comprises an electrosensitive layer (14) containing an enamine compound represented by the general formula (1), for example, the following structural formula (1-1) as a charge t...
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WO/2004/104710A1 |
A toner for forming an image with high density using a little amount of the toner. Even if an image is formed on a plane paper with a little amount of toner, a predetermined image density is achieved. The difference in reflection due to ...
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WO/2004/104709A1 |
A cylindrical base for a photosensitive drum composed of a conductive resin composition containing a resin base material and a conductive material mainly containing carbon black, on which base a solvent-using photosensitive layer is dire...
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WO/2004/102280A1 |
An electrophotographic photosensitive element being excellent in cleaning performance, free from image deterioration of a formed image even after an extended use, and capable of forming a high-sensitivity, high-resolution, high-quality i...
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WO/2004/099880A1 |
An organic photoconductive material comprising an enamine compound of specified structure. This enamine compound is from most inexpensive and readily available asymmetric secondary naphthylamine. Further, the enamine compound excels in t...
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WO/2004/099881A1 |
A photoreceptor member having a photoreceptor layer comprising silicon (Si) as a base, and a non-silicon substance containing a hydrogen atom (H) and/or a halogen (X) and less than 0.9 ppm each of a chromium atom (Cr), an iron atom (Fe),...
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WO/2004/097529A1 |
An electrostatic data recording medium according to the present invention includes, on its electrodes, a data recording layer formed from a product of contact of fluorine gas with a polymer having a fluorine-containing aliphatic ring str...
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WO/2004/095144A1 |
An electrophotographic photoreceptor which exhibits a high responsiveness even under a low-temperature, low-humidity environment, and can make compatible the downsizing of an electrophotographic device with a higher image forming speed. ...
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WO/2004/095143A1 |
An electrophotographic photoreceptor that exhibits high light stability and high durability to oxidative gases, such as ozone and NOx, excelling in not only mechanical properties, such as plate life, wear resistance, flaw resistance and ...
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WO/2004/090643A1 |
An electrophotographic photosentive body employing a noncontact charging process in which excellent wear resistance lifetime is ensured by prescribing physical properties on the surface and an image being formed is protected against a fl...
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WO/2004/088430A1 |
An electrostatic information recording medium in which at least a charge holding layer 11 is provided on an electrode layer 13, as shown in Fig. 1. The charge holding layer is made of one of the following materials 1 and 2. 1 : A materia...
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WO/2004/085380A1 |
A novel benzene derivative having a moiety of a long linear conjugated system structure, characterized by being represented by the general formula (1): (1) wherein R1 represents, for example, a group having an unsaturated bonding represe...
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WO/2004/083946A1 |
A medium for recording information comprises a layer for recording information constituted by an electrode layer (13) and a resin body (11) thereon in which liquid crystal (12) is dispersed and fixed, as shown in Fig. 1 (a). Electrostati...
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WO/2004/081667A1 |
An electrophotographic photoreceptor improved in electrostatic and image pickup characteristics and particularly excellent in the capability of reproducing images with high precision by using liquid developer and in the image pickup by t...
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WO/2004/081668A1 |
A photoreceptor with high sensitivity which is obtained with an electron-transporting material comprising a compound represented by the following general formula (1), a hole-transporting material comprising a compound represented by any ...
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WO/2004/079455A1 |
A basic material for electrophotographic photosensitive body which can be produced easily with high productivity and generating no image defect. The basic material (1) for electrophotographic photosensitive body has fine grooves made in ...
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WO/2004/079793A2 |
The present invention relates generally to an electrical charge storage device (ECSD) with enhanced power characteristics. More particularly, the present invention relates to enhancing the current density, voltage rating, power transfer ...
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WO/2004/074943A1 |
A charge transporting material for use in an electrophotographic photoreceptor, which comprises a compound represented by the formula (1); and an electrophotographic photoreceptor using this charge transporting material. As the electroph...
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WO/2004/072082A1 |
Superphthalocyanine compounds containing six isoindole subunits in the porphyrazine cycle, having the following formula: (1); in which M1, M2, A1, A2, A3, A4, A’1, A’2, A’3, A’4, R1, R2, R3, R4, R’1, R’2, R’3, and R’4 are...
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WO/2004/070474A1 |
An electrophotographic photoreceptor of high durability capable of providing stable excellent electrical characteristics over a prolonged period of time, which electrophotographic photoreceptor excels in mechanical strength. Photosensiti...
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WO/2004/061527A2 |
An apparatus and method for detecting an electrostatic charge on a flat panel imager pixel array (100). In one embodiment, the apparatus includes an insulator layer (120) and a flat panel array coupled to a bottom surface of the insulato...
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WO/2004/053597A1 |
An electrophotographic photoreceptor that exhibits high durability in ozone, NOx, etc., excelling in mechanical properties such as printing durability, wear resistance, flaw resistance and sliding property at repeated use, and further ex...
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WO2003021215A9 |
The present invention provides a flexible and convenient method that combines a digital color image with the versatility of an analog imaging method to create a hybrid digital/analog image, wherein an analog image is formed directly on a...
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WO/2004/034151A2 |
The device for coating an element by means of a swab (2) impregnated with a coating composition. A coating conducting unit (207) as a volumetric pump (208) for conducting an amount of coating composition to its open end (206) arranged ad...
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WO/2004/029028A2 |
The invention relates to 9-cyano-substituted perylene-3,4-dicarboxylic acid monoimides (I) where the variables have the following meanings: X = a chemical bond, optionally substituted C1-C30 alkylenes, C5-C8 cycloalkylenes, arylenes, het...
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WO/2004/029728A1 |
Systems consistent with the present invention provide an electrophotographic printing apparatus (100) that includes a group of developing units (130, 132, 134, 136), a photoreceptor belt (102) having an outer surface (104), and a group o...
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WO/2004/026965A1 |
Disclosed are rylene dyes of general formula (I), in which R represents hydrogen, optionally substituted C1-C30 alkyl, C5-C8 cycloalkyl, aryl, or hetaryl, R' represents bromine, cyano, -NR32, optionally substituted aryloxy, arylthio, het...
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WO/2004/019136A1 |
An electrophotographic photoreceptor, the outermost layer (such as carrier transport layer) of which contains a cyclic polysilane represented by the general formula (1): (1) [wherein R1 and R2 are each independently alkyl, aryl, or the l...
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WO/2004/014857A1 |
A novel indolenine compound which has a high molecular extinction coefficient (weight extinction coefficient) and shows considerably reduced absorption in the visible light region; an infrared absorber; and a toner containing the absorbe...
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WO/2004/005379A1 |
A polymer thin film having a thickness within the range from 1 nm to 100 μm, and containing a polymer having a liquid crystallinity, a number-average molecular weight of 103 to 108 in terms of equivalent polystyrene molecular weight and...
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WO/2004/003667A1 |
A photosensitive body for electrophotography, capable of maintaining high transfer efficiency for a long period without requiring increase in electric current for transfer, is disclosed. Even when applied to a color electrophotographic a...
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WO/2003/104334A1 |
Novel μ-oxo crosslinked dissimilar metal phthalocyanine compound; and a process for selectively producing the μ-oxo crosslinked dissimilar metal phthalocyanine compound in a simple manner with high yield. This μ-oxo crosslinked dissim...
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WO/2003/104092A1 |
A can lid of a can provided with an easily openable opening means is disclosed wherein the can lid is equipped with a can lid which is fastened by winding tightly on the can main body and the top end opening of the can main body, a score...
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WO/2003/095519A1 |
A polyester, characterized in that it is represented by the structural formula (1): (1) wherein Ar represents an aromatic group including a hetero ring, R1 represents a carbon atom or nil (a direct bonding), R2 to R9 each represent a hyd...
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WO/2003/085065A2 |
A photorefractive composition comprising a polymer prepared by living radical polymerization, wherein: the living radical polymerization is carried out using a monomer, a polymerization initiator, transition metal catalyst and a ligand c...
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WO/2003/080558A1 |
A 1,3,5-tris(arylamino)benzene represented by the general formula (I): (I) wherein A represents naphthyl, anthryl, phenanthryl, biphenylyl, or terphenylyl and R represents C1-6 alkyl or C5-6 cycloalkyl. This 1,3,5-tris(arylamino)benzene ...
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WO/2003/067336A1 |
A charging apparatus (21) includes a charging member (2) for charging a member to be charged (1) while forming a nip (N) with the member to be charged (1), and electroconductive particles (22) disposed in the nip (N). The charging member...
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WO/2003/064373A1 |
The invention relates to new triarylamine derivatives containing special space-filling wing groups and to the use thereof as a hole transport material in electrographic and electroluminescent devices. In the triarylamine derivatives, n=1...
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WO/2003/060407A1 |
A method and apparatus for zone controlling the temperature of a rotating roll. The apparatus (12) includes a roll (30) having a surface (32) at a first temperature and a belt (70) disposed adjacent at least a portion of the surface (32)...
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WO/2003/056394A1 |
A method of preparing an imaged element useful in lithographic printing that comprises: (a) electrostatically imaging at least one surface of a substrate with a toner composition, (b) heating the imaged substrate a first time using non-c...
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WO/2003/054634A1 |
The invention relates to a digital printing method and a paper or board applicable thereto. In digital printing, the surface of a paper or board is charged electrically, toner particles are brought to the surface in an electric field in ...
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WO/2003/048867A1 |
The invention relates to a method for printing sheet-type material (1), particularly paper (2). The sheet-type material (1), which is coated with magnetizable particles (3), is run past a magnetic print head (4). The magnetizable particl...
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WO/2003/035768A1 |
The present invention relates to squaraine dye containing terminal aminoanthracene or acridine groups and to a process for the preparation thereof.
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WO/2003/027184A2 |
Controlled sensitivity of a photoconductor is obtained employing both type I and type IV titanyl phthalocyanine in a charge generation layer. The type I titanyl phthalocynine is preferably premilled before milling the mixture.
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WO/2003/019296A1 |
A photoreceptor comprising a support layer and a photoconductive layer, wherein at least a portion of an exposed surface of the photoreceptor is roughened.
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WO2002003142A9 |
A method and apparatus for providing electric microcontact printing is provided. A stamp is brought into contact with the surface of a substrate to provide high resolution features. Aspects of the invention may be used for data storage, ...
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