Patent application number | Description | Published |
20090035672 | ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PRODUCTION METHOD THEREOF, IMAGE FORMING METHOD AND IMAGE FORMING APPARATUS USING PHOTOCONDUCTOR, AND PROCESS CARTRIDGE - 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 difference of maximum value of the post-exposure electrical potential and minimum value of the post-exposure electrical potential when writing is conducted under the condition that image static power is 0.53 mW, exposure energy is 4.0 erg/cm | 02-05-2009 |
20100260513 | Temperature Control Unit For Electrophotographic Photoconductor Substrate - There is provided a temperature control unit for an electrophotographic photoconductor substrate, containing a stretchable membrane member which is detachably disposed in a hollow space of the cylindrical substrate, wherein the membrane member is configured to sequentially stretch until reaching the deepest part of the hollow space of the cylindrical substrate as a result of an introduction of a refrigerant therein to closely contact with an entire inner wall of the cylindrical substrate, and to sequentially shrink to the original shape thereof as a result of a release of the refrigerant therefrom, so that the membrane member is detachably disposed in the hollow space, and wherein the membrane member is configured to make a heat transfer between a surface of the cylindrical substrate and the refrigerant via the membrane member closely contacted with the inner surface of the cylindrical substrate, to control a surface temperature of the cylindrical substrate. | 10-14-2010 |
20110170884 | Image carrier deterioration degree evaluating device, image carrier failure predicting device, and image forming apparatus - An image carrier deterioration degree evaluating apparatus for evaluating a degree of deterioration of an image carrier of an image forming apparatus, the image carrier deterioration degree evaluating apparatus including: an image deletion detecting unit that detects image deletion by obtaining latent image information written on the image carrier; an image deletion reducing unit that performs a process of reducing image deletion when the image deletion detecting unit detects image deletion, and an image carrier deterioration degree evaluating unit that drives the image deletion detecting unit and the image deletion reducing unit alternately one or more times each, and evaluates a degree of deterioration of the image carrier by using the latent image information obtained one or more times by the image deletion detecting unit. | 07-14-2011 |
20120064444 | IMAGE BEARING MEMBER - An image bearing member including an electroconductive substrate, a photosensitive layer provided overlying the electroconductive substrate, and a furan derivative represented by the following chemical structure 1, | 03-15-2012 |
20130330663 | ELECTROPHOTOGRAPHIC PHOTORECEPTOR, AND METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTORECEPTOR - An electrophotographic photoreceptor is disclosed. The electrophotographic photoreceptor includes a resin substrate including a carbon nanotube; and a photosensitive layer located overlying the substrate. In addition, a method for producing an electrophotographic photoreceptor is disclosed. The method includes forming a resin substrate by molding a resin forming material including a carbon nanotube; and forming a photosensitive layer overlying the resin substrate. | 12-12-2013 |
20140170544 | ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR AND METHOD FOR PRODUCING THE SAME - An electrophotographic photoconductor including: an electroconductive substrate; a photoconductive layer; and a surface layer, the photoconductive layer and the surface layer being laid over the electroconductive substrate, wherein the surface layer is a crosslinked layer which is cured by irradiating with light energy a composition containing a radical polymerizable monomer having no charge transporting structure, a radical polymerizable compound having a charge transporting structure and a photopolymerization initiator, and wherein the radical polymerizable compound having a charge transporting structure has a ratio Ae/As of 0.7 or higher where Ae denotes absorbance at an absorption peak wavelength λ after the radical polymerizable compound having a charge transporting structure is irradiated with light energy and As denotes absorbance at an absorption peak wavelength λ before the radical polymerizable compound having a charge transporting structure is irradiated with light energy. | 06-19-2014 |
Patent application number | Description | Published |
20080241716 | IMAGE FORMING APPARATUS, IMAGE FORMING METHOD AND PROCESS CARTRIDGE - An image forming apparatus including an image bearing member, a charging device, an irradiating device, a developing device, a transfer device, a fixing device, and a cleaning device, wherein the image bearing member includes a substrate on which a photosensitive layer and a cross-linked surface layer are accumulated and the cross-linked surface layer comprises a cross-linked material formed by curing a monomer having at least three radical polymerizable function groups without a charge transport structure and a radical polymerizable compound having a charge transport structure by a photo-energy irradiation device, wherein the toner has a volume average particle diameter of from 1 to 5 μm and an average circularity of from 0.95 to 0.98, wherein external additives added to the toner satisfy the following relationship: 1<3X/5+Y<3, wherein X represents the amount of an external additive having a primary particle diameter of from 10 to 20 nm and Y represents the amount of another external additive having an primary particle diameter of from 100 to 200 nm and X and Y satisfy the following relationship: X10-02-2008 | |
20080318142 | ELECTROPHOTOGRAPHIC PHOTORECEPTOR, METHOD FOR PREPARING THE ELECTROPHOTOGRAPHIC PHOTORECEPTOR, AND IMAGE FORMING METHOD AND APPARATUS AND PROCESS CARTRIDGE USING THE ELECTROPHOTOGRAPHIC PHOTORECEPTOR - A photoreceptor including an electroconductive substrate; a photosensitive layer, which is located overlying the electroconductive substrate and which includes a charge generation material, a charge transport material having no radical polymerizability, a binder resin having no radical polymerizability, and a crosslinked polymer including a unit obtained from a first radically polymerizable monomer having three or more functional groups and no charge transport structure and a unit obtained from a second radically polymerizable monomer having a charge transport structure; and an outermost layer, which is located on the photosensitive layer and which includes a crosslinked polymer including a unit obtained from a third radically polymerizable monomer having three or more functional groups and no charge transport structure and a unit obtained from a fourth radically polymerizable monomer having a charge transport structure. An image forming method and apparatus, and a process cartridge using the photoreceptor. | 12-25-2008 |
20100209842 | ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND METHOD OF PREPARING THE PHOTORECEPTOR, AND IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE THEREFOR USING THE PHOTORECEPTOR - An electrophotographic photoreceptor, including at lest an electroconductive substrate and a photosensitive layer including at least a tri- or more functional radical polymerizing monomer having no charge transport structure and a monofunctional radical polymerizing compound having a charge transport structure, wherein the photosensitive layer includes radical polymerizing functional groups in an amount of from 2.55×10 | 08-19-2010 |
20100227264 | Photoreceptor, Method Of Manufacturing Same, Image Formation Method, Image Forming Apparatus, And Process Cartridge - A photoreceptor including an electroconductive substrate, a photosensitive layer located overlying the electroconductive substrate, and a surface layer located overlying the photosensitive layer, the surface layer including a cross-linked material of a radical polymerizable monomer having at least 3 functional groups with no charge transport structure and a radical polymerizable compound having a charge transport structure, the surface layer having a sulfur concentration of 50 ppmw or lower. | 09-09-2010 |
Patent application number | Description | Published |
20080299158 | FULLY EXTENDED COLOR BULK POWDER, BULK DISPERSION AND METHOD OF USE - The invention provides, among other things, fully and partially extended color bulk powders and partially and fully extended color bulk dispersions. Invention fully and partially extended color powders and fully and partially extended color dispersions can be used in cosmetic and makeup products, personal care products, and pharmaceutical products. | 12-04-2008 |
20090191139 | WATER BASE SLURRY COMPOSITION FOR COSMETIC PRODUCTS AND METHODS OF USE - This invention relates to water based slurry compositions of cosmetic and personal care products and methods of making and using water based slurry compositions for cosmetic and personal care products such as foundations, eye shadows, lotions, and creams. | 07-30-2009 |
20110318286 | SPF ENHANCED EXTENDED COLOR BULK POWDERS AND METHODS OF MAKING THEREOF - This application discloses, among other things, extended color bulk powders and partially and dispersions and methods of making thereof. Fully and partially extended color powders and fully and partially extended color dispersions can be used in cosmetic and makeup products, personal care products, and pharmaceutical products. | 12-29-2011 |
20120107379 | WATER BASE SLURRY COMPOSITION FOR COSMETIC PRODUCTS AND METHODS OF USE - This invention relates to water based slurry compositions of cosmetic and personal care products and methods of making and using water based slurry compositions for cosmetic and personal care products such as foundations, eye shadows, lotions, and creams. | 05-03-2012 |
20120156268 | COSMETIC COMPOSITIONS AND METHODS FOR ENHANCED UV PROTECTION - The present disclosure relates generally to cosmetic formulations having enhanced UV protection factors. The present disclosure relates particularly, but not by way of limitation, to UV-protecting cosmetic formulations comprising cosmetic powders and having low loadings of organic sunscreens. | 06-21-2012 |
20140363387 | COSMETIC COMPOSITIONS AND METHODS FOR ENHANCED UV PROTECTION - The present disclosure relates generally to cosmetic formulations having enhanced UV protection factors. The present disclosure relates particularly, but not by way of limitation, to UV-protecting cosmetic formulations comprising cosmetic powders and having low loadings of organic sunscreens. | 12-11-2014 |