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WO/2008/153105A1 |
An image-forming apparatus and a cartridge which inhibit troubles attributable to toner particle size distribution or toner/photoreceptor matching, such as a white-background fouling, afterimage, scattering, streaks, blurring, and blind ...
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WO/2008/153084A1 |
An electrophotographic photoreceptor comprising a conductive support and a photosensitive layer formed thereon, wherein the photosensitive layer comprises a polyarylate resin having a repeating structure represented by the following form...
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WO/2008/140452A1 |
Conjugationally extended hydrazine compositions of the formula (RR2)N(H)n(NH2)n, fluorescent hydrazone compositions of the formula (RR2)NN=C (R1R2), methods of the formation of hydrazones from the reaction of conjugationally extended hyd...
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WO/2008/136521A1 |
Disclosed is a polycarbonate polymer containing a monomer unit represented by the formula (1A) below and a monomer unit represented by the formula (2) below. The haze value of a solution which is obtained by dissolving the polycarbonate ...
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WO/2008/133617A1 |
Various methods and apparatus relating to a photoconductor are disclosed.
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WO/2008/130805A1 |
The present invention provides compositions comprising at least one phosphorescent organometallic compound and a polymer comprising structural units derived from at least one monomer of formula (I) wherein R1 is H or CH3; R2 is H or C1-C...
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WO/2008/117806A1 |
An electrophotographic photosensitive material in which rubbing memory is hard to occur. A process cartridge having the electrophotographic photosensitive material and an electrophotographic apparatus are also provided. A plurality of in...
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WO/2008/117893A1 |
This invention provides an electrophotographic photoreceptor, which can maintain a high level of slipperiness of the surface of a photoreceptor, can improve cleaning properties through long-term durability, can suppress the occurrence of...
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WO/2008/113034A1 |
The present disclosure relates to chemically processed toner, wherein fuser release agent (wax) may be dispersed in a fluid containing a dispersant. Introduced to the wax dispersion are one or more polymerizable monomers which may be pol...
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WO/2008/099740A1 |
Disclosed is a coating liquid for producing an electrophotographic photosensitive body, which is excellent in electrical characteristics and mechanical durability, while being excellent in coatability and liquid stability. Also disclosed...
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WO/2008/094733A1 |
In one aspect of the present system and method, an electrophotographic media (100, 200) includes a base media (110), at least one sub-layer (120) formed on a first side of the base media (110), and an image receiving layer (130) formed o...
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WO/2008/093634A1 |
[PROBLEMS] To provide an electrophotographic photoreceptor in which resolution of image can be enhanced while reducing unevenness in density, and to provide an image-forming device comprising such an electrophotographic photoreceptor. [M...
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WO/2008/090636A1 |
A process for manufacturing an electrophotographic photoreceptor, in which in the forming of a surface layer provided with depressed portions independent from each other on the surface of an electrophotographic photoreceptor, high produc...
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WO/2008/090955A1 |
This invention provides a photoreceptor for electrophotography, which has a low residual potential in an early stage, can suppress a rise in residual potential, can prevent a lowering in charged potential and undergoes no significant fat...
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WO/2008/078783A1 |
[PROBLEMS] To provide an electrophotographic photosensitive body which can perform individual identification management more appropriately without having a substantial effect on printing, and to provide its production method and an imagi...
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WO/2008/076308A1 |
A highly photosensitivity titanium oxide composition includes a plurality of nanosize particles including titanium dioxide and titanium suboxide. The particles are substantially non-stoichiometric (TiO2-x, wherein 0.1< x< 0.3 at a surfac...
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WO/2008/073788A1 |
A method of producing an intermediate transfer member for digital offset printing comprises: a) providing an intermediate transfer member body portion (12), b) coating the body portion (12) with a rubber layer (16), c) coating the rubber...
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WO/2008/065861A1 |
There is provided an atmospheric plasma processing apparatus capable of forming a thin film having high uniformity on a cylindrical substrate stably and with high productivity. The atmospheric plasma processing apparatus has at least two...
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WO/2008/053906A1 |
Disclosed is an electrophotographic photosensitive body which is suppressed in occurrence of blade turn-up, while having excellent electrophotographic characteristics. Also disclosed are a method for producing such an electrophotographic...
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WO/2008/053904A1 |
Disclosed are an electrophotographic photosensitive body having excellent electrophotographic characteristics, a method for producing such an electrophotographic photosensitive body, a process cartridge comprising such an electrophotogra...
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WO/2008/050669A1 |
Disclosed is a polycarbonate copolymer containing 0.1-50% by mole of a monomer unit represented by the formula (1) below and a monomer unit represented by the formula (2) below. The polycarbonate copolymer contains not more than 90 ppm b...
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WO/2008/024947A2 |
Durable replication tools are disclosed for replication of relief patterns in desired media, for example in optical recording or data storage media. Methods of making such durable replication tools are disclosed, including recording and ...
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WO/2008/023677A1 |
An electrophotographic photoreceptor which is excellent in wear resistance and crack resistance and has a long photoreceptor lifetime can be produced by using a polycarbonate resin composition prepared by blending 100 parts by weight of ...
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WO/2008/023676A1 |
An electrophotographic photoreceptor belt which is excellent in durability and therefore little cracks even when fingerprints of an operator or hand cream adheres to the belt, wherein a binder resin for photosensitive layers comprising a...
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WO/2008/018467A1 |
Disclosed is an electrophotographic photosensitive body which is remarkably improved in pencil scratch resistance and wear resistance. Specifically disclosed is an electrophotographic photosensitive body wherein a polycarbonate resin hav...
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WO/2008/016161A1 |
Disclosed is a polycarbonate resin having a structural unit represented by the general formula (I) below in an amount of 5-100 mol% relative to the total structural units. The polycarbonate resin has a limiting viscosity of 0.3-2.0 dl/g....
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WO/2008/013186A1 |
A long-life electrophotographic photosensitive body having excellent wear resistance and crack resistance can be obtained by using a polycarbonate resin composition, which is obtained by blending 0.01-5 parts by weight of a silicone-modi...
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WO/2008/005523A1 |
Image development methods, hard imaging devices (10), and image (22) members are described. According to one embodiment, an image development method includes providing an image member (22) comprising a surface (23) having different porti...
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WO/2008/001463A1 |
An image forming apparatus in which toner left on a seal sheet after transfer is deposited under a high-temperature, high-humidity environment, and falling off of deposited toner is suppressed. In the image forming apparatus comprising a...
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WO/2007/136007A1 |
The invention provides a stable coating liquid for forming a photoreceptive layer with high productivity, and a production method of the coating liquid. High-performance electrophotographic photoreceptor and image forming apparatus are a...
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WO/2007/135983A1 |
Disclosed is an electrophotographic photosensitive body with high sensitivity, which is hardly affected by a transfer in the electrophotographic process. Specifically disclosed is an electrophotographic photosensitive body comprising a f...
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WO/2007/136012A1 |
This invention provides a coating liquid for undercoating layer formation having high stability, a high-performance electrophotographic photoreceptor, which can form high-quality images even under various service environments and is less...
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WO/2007/135984A1 |
Disclosed is a high-performance electrophotographic photosensitive body which hardly produces image defects such as black spots, colored spots or interference fringes. Specifically disclosed is an electrophotographic photosensitive body ...
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WO2006132993B1 |
Plasticizers in a charge transfer layer to reduce surface cracking and crazing having a hydrocarbon chain, attached to a hindered phenol containing triazole or triazine moiety. Plasticizers found useful for this application can be used i...
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WO/2007/135986A1 |
This invention provides a highly stable coating liquid for undercoating layer formation for an electrophotographic photoreceptor. The coating liquid contains metal oxide particles and a binder resin. The metal oxide particles in the coat...
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WO/2007/135989A1 |
Disclosed is an electrophotographic photosensitive body with excellent electrical characteristics, which enables to obtain a high-quality image wherein occurrence of ghost phenomenon is suppressed. Specifically disclosed is an electropho...
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WO/2007/135985A1 |
Disclosed are a coating liquid for forming a foundation layer having high stability; a method for producing such a coating liquid; a high-performance electrophotographic photosensitive body which is capable of forming a high-quality imag...
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WO/2007/135987A1 |
An electrographic photoreceptor has an underlying layer, which is formed on a conductive support and contains metal oxide particles and a binder resin, and a photosensitive layer formed on the underlying layer. In order to provide the el...
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WO/2007/132875A1 |
This invention provides an electrophotographic photoreceptor having improved resistance to soiling by a human body-derived substance and a high image stability. The electrophotographic photoreceptor comprises an electroconductie substrat...
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WO/2007/132838A1 |
A base pipe (1) for photosensitive drum which is formed by coating the outer peripheral surface of the pipe with a photosensitive agent. The pipe is a cylindrical body, which is made of aluminum or an aluminum alloy, and of which both en...
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WO/2007/122713A1 |
Provided is a recording medium which is impervious to the action of an electric charge at normal time except for image forming time, capable of surely preventing change of an image by an environmental change or the effect of static elect...
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WO/2007/119548A1 |
An electrophotographic photosensitive body which has both good image stability and wear resistance even under high temperature and high humidity conditions can be obtained by using a novel polycarbonate resin, which contains a structural...
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WO/2007/117029A2 |
An object of the present invention is to provide an electrophotographic photoconductor that achieves improved stability of electrical performances and prevents generation of image faults such as memories, irrespective of types of organic...
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WO/2007/114396A1 |
This invention provides an image forming apparatus that can suppress, for example, soiling of image white parts, double images, and thin spots attributable to uneven toner particle size distribution and matching between a toner and a pho...
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WO/2007/114397A1 |
This invention provides an image forming apparatus that, while suppressing, for example, the occurrence of soiling of image white parts, scattering within the apparatus, streaks, and thin spots attributable to uneven toner particle size ...
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WO/2007/114399A1 |
This invention provides a toner that, while suppressing soiling of an image white ground, after-image (ghost), blurring (blotted image follow-up properties) and the like, can improve image quality, can realize good cleaning properties, a...
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WO/2007/108488A1 |
An excellent phthalocyanine crystal that exhibits high sensitivity and is less in the sensitivity variation by changing of humidity in use environment, thereby being suitable for use as a material of solar cell, electronic paper, electro...
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WO/2007/100132A1 |
To provide an electrophotographic photoconductor that comprises a support and a cross-linked layer formed over the support, wherein the cross-linked layer comprises at least light curable of radically polymerizable compound, the differen...
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WO/2007/094567A1 |
The present invention relates to solution type silver organo-sol ink for forming electrically conductive patterns. The present invention provides silver organo-sol ink of solution type for forming electrically conductive pattern comprisi...
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WO/2007/089000A1 |
Provided is an electronic photographing photosensitive body capable of improving the cleaning performance and obtaining a preferable image reproduction even used for a long period of time. Also provided are a process cartridge and electr...
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