| Patent application number | Description | Published |
|---|
| 20080280221 | Electrophotographic photoreceptor, and image forming apparatus and process cartridge using the same - An electrophotographic photoreceptor including a conductive substrate; and a photosensitive layer located overlying the conductive substrate, including a charge generation material, an electron transport material having a specific formula, and a hole transport material having a specific formula. | 11-13-2008 |
| 20080305426 | IMAGE FORMING METHOD AND IMAGE FORMING APPARATUS - An image forming apparatus having at least a photoconductor, a latent electrostatic image forming unit, a developing unit, and a transfer unit, wherein the photoconductor has at least a substrate and a single-layered photosensitive layer over the substrate, and the photosensitive layer contains at least titanylphthalocyanine having specific diffraction peaks, X-metal free phthalocyanine, an electron transporting material represented by the following General Formula (1), a binder resin and a positive-hole transporting substance, | 12-11-2008 |
| 20090068577 | NAPHTHALENETETRACARBOXYLIC ACID DIIMIDE DERIVATIVE AND ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR HAVING THE SAME - The present invention provides a naphthalenetetracarboxylic acid diimide derivative represented by the following general formula (1): | 03-12-2009 |
| 20090136260 | ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR AND ELECTROPHOTOGRAPHIC APPARATUS - An electrophotographic photoconductor including a conductive support and a photosensitive layer, wherein the photosensitive layer contains a charge generation agent, a charge transport agent and a binder resin, and wherein the charge generation agent contains an asymmetric disazo pigment represented by General Formula (I), the charge transport agent contains a triphenylamine compound represented General Formula (IX), and the mass ratio of the charge transport agent to the binder resin is 0.3 to 2.0, | 05-28-2009 |
| 20090311616 | ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR - An electrophotographic photoconductor including an electroconductive support and a photoconductive layer provided thereon, wherein the photoconductive layer includes a charge generating material, an electron transporting material and a hole transporting material, the electron transporting material being a diphenoquinone compound represented by formula (1) described herein, the hole transporting material being a compound represented by formula (2) described herein. | 12-17-2009 |
| 20100233602 | Electrophotographic Photoconductor - An electrophotographic photoconductor including a conductive substrate, and a photosensitive layer formed on the conductive substrate, wherein the photosensitive layer contains at least a charge generation agent, a specific charge transfer agent and a specific antioxidant. | 09-16-2010 |
| 20100260515 | ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE - An electrophotographic image forming apparatus, including a photoreceptor, a charger charging the surface of the photoreceptor, an irradiator irradiating the surface of the photoreceptor with imagewise light to form an electrostatic latent image thereon, an image developer developing the electrostatic latent image with a developer including a toner to form a toner image on the surface of the photoreceptor, and a transferer transferring the toner image onto a transfer material, wherein the photoreceptor includes an electroconductive substrate, and a photosensitive layer overlying the electroconductive substrate and including a charge generation material and a specific charge transport material. | 10-14-2010 |
| 20110111335 | ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND PROCESS CARTRIDGE - To provide an electrophotographic photoconductor that has a layer containing a compound represented by the following general formula (1), and an image forming apparatus using the electrophotographic photoconductor. | 05-12-2011 |
