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Document Title |
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7588875 |
External surface additive compositions
A toner having at least one binder, at least one colorant and external additives. The external additives include at least one fluoropolymer. An electrophotographic image forming machine and method...
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7560216 |
Image-fixing method and image-fixing device, and, image-forming method and image-forming apparatus
An image-fixing method contains: passing a recording medium bearing an image through a nip between two or more fixing members to fix the image onto the recording medium; and ejecting the recording...
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7531282 |
Organic photoreceptor, image forming apparatus, image forming method and process cartridge
An organic photoreceptor, comprising a conductive support, an intermediate layer provided on the conductive support, having a thickness of 6 to 25 μm and containing inorganic particles having a...
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7514190 |
Method for forming an electrophotographic image
An electrophotographic image forming method is disclosed, which includes the steps of developing an electrostatic image on a electrophotographic photoreceptor by a developer, transferring a toner...
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7482106 |
Image forming method and image forming apparatus
An image forming method comprising steps of forming a toner image by developing by a toner a latent image on a photoreceptor comprised of a layer formed on a substrate, transferring the toner image...
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7340202 |
Image forming apparatus and process cartridge for use therewith
An image forming apparatus and process cartridge that achieves extended operating life of a two-component developer without generating such problems as toner scattering, etc. either in the initial...
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7202005 |
Image forming method and an image forming apparatus
Disclosed is an image forming method comprising: developing a latent image formed on a cylindrical electrophotographic photoreceptor having a cylindricity of 5 to 40 μm, with a developer...
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7183035 |
Image forming method
An image forming method having: developing a latent image formed on a cylindrical electrophotographic photoreceptor having a cylindricity of 5 to 40 μm, with a developer comprising a toner which...
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7094514 |
Image forming method
The present invention relates to an image forming method wherein the surface of an electrophotographic photoreceptor contains a compound having an unsaturated double bond, a toner for electrostatic...
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7074539 |
Organic photoreceptor and image forming method
An electrophotographic photoreceptor is disclosed. The charge transport material comprising a mixture of stereoisomers as a charge transport material and glass transition point Tgb of the binder...
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7070899 |
Electrostatic latent image developer, image forming method, and image forming apparatus
An electrophotographic developer is provided for realizing high-quality images and superior reproducibility of laser dots in a low coverage region and reduced unevenness of color in halftone solid...
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7060406 |
Light-receiving member, image-forming apparatus, and image-forming method
A light-receiving member comprising a conductive substrate, and formed superposingly thereon a photosensitive layer and a surface protective layer in order. The light-receiving member has a surface...
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7045263 |
Photoreceptor for electrophotography having a salt of an electron transport compound
This invention relates to an improved organophotoreceptor that comprises an electrically conductive substrate; a photoconductive element comprising a charge generation compound and a salt of an...
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7043175 |
Image forming method and apparatus
In an image forming system, an image-bearing member having a photoconductor layer comprising an Si-based non-single crystal material is charged at a relatively low potential of 250 to 600 volts by...
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7029816 |
Electrographic image formation method
An image formation method includes the steps of charging the surface of an electrophotographic photoconductor, exposing the charged photoconductor to a light image to form a latent electrostatic...
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7026085 |
Dry toner for electrostatic latent image developer, developer and image forming method
The invention provides an electrostatic latent image developing dry toner composition that is used for forming images on both sides of a recording material, in which the toner contains calcium...
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6990306 |
Developing agent and image forming apparatus
An image is formed by using in combination a photoreceptor having a surface roughness Rz not larger than 1.0 and a developing agent comprising a toner containing toner particles containing a binder...
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6964834 |
Photosensitive member having layer containing fluorine resin particles and resin fine particles and image-forming method and apparatus using same
The present invention relates to an image-forming method and a image-forming device, wherein a specific photosensitive member, an exposing process and a toner are adopted in combination.
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6902857 |
Method for forming electrophotographic image and electrographic device
A method for forming an electrophotographic image and a device for forming an image on a transfer material by the steps for charging, exposing, developing and transferring, and recovering the toner...
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6881528 |
Image formation method
An electrophotographic photoreceptor with excellent wear resistance and high durability, and an image formation method having a high toner transferring efficiency and capable of providing images...
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6864031 |
Electrophotographic developer and image-forming method using the developer
The present invention provides an electrophotographic developer which reduces toner contamination on the surface of a developer carrier even when a development effective range is narrowed and which...
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6703177 |
Image forming method using a toner for developing a static image
An electrophotographic image forming method is disclosed. The method comprises forming a latent image on a static image carrier, developing the static image by a developer containing a toner,...
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6696211 |
Developer, image-forming method, and process cartridge
A developer for developing an electrostatic latent image is formed from toner particles each comprising a binder resin and a colorant, inorganic fine powder having a number-average particle size of...
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6670089 |
Electrophotographic image forming method and apparatus
An electrophotographic image forming method having cyclic steps including a charging step of charging a rotating image-bearing member to charge a surface thereof, a latent image forming steps of...
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6645688 |
Image-forming apparatus and image-forming method
In an image-forming apparatus having at least i) an electrophotographic photosensitive member having at least a photoconductive layer and a surface layer on a conductive substrate, ii) a developing...
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6579652 |
Durable electrostatic printing plate and method of making the same
The present invention relates to the fabrication of a durable electrostatic printing plate. The electrostatic printing plate includes a substrate with an image receiving layer applied thereto. The...
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6548218 |
Magnetic particles for charging means, and electrophotographic apparatus, process cartridge and image forming method including same
Magnetic particles for charging means disposed in contact with an electrophotographic photosensitive member for charging the electrophotographic photosensitive member based on a voltage applied...
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6465144 |
Magnetic toner, process for production thereof, and image forming method, apparatus and process cartridge using the toner
A magnetic toner includes: magnetic toner particles each comprising at least a binder resin and magnetic toner, and inorganic fine powder. The magnetic toner has an average circularity of at least...
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6424814 |
Image forming apparatus using shaped toner particles and transfer roller pressure for fine image quality
An image forming apparatus is disclosed in which a specific toner is used, and a transferring means has a transfer roller which is in contact with the surface of an electrostatic image bearing...
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6361912 |
Electrostatic printing of a metallic toner applied to solid phase crystallization and silicidation
A metal-containing toner is electrostatically printed on a semiconductor surface. Subsequently, this surface is annealed to achieve certain material modifications selectively at the regions where...
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6284424 |
Electrophotographic toner and image forming method and apparatus using the toner
A toner for developing an electrostatic latent image on a photoreceptor, wherein the toner includes particles, and wherein the particles of the toner having particle diameters within a range of...
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6171747 |
Image forming method
Provided is an image forming method including at least a latent image-forming step of forming an electrostatic latent image on a latent image support, a developer layer-forming step of forming a...
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6156471 |
Toner and image forming method
An electrophotographic toner showing good cleanability and is suitable for use in developing an electrostatic latent image formed on an amorphous-silicon photosensitive member is provided. The...
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6033817 |
Toner for developing electrostatic image and image forming method
A toner for developing an electrostatic image is disclosed which has at least one endothermic peak in the temperature region of 120° C. or below in differential thermal analysis and contains, in...
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6013406 |
Toner for developing electrostatic images, and image-forming method
A toner for developing electrostatic images is provided. THF-soluble matter of the toner has, in molecular-weight distribution as measured by GPC, at least one peak in the molecular weight region...
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5994019 |
Image forming method
An image forming method is disclosed in which a contact charging means is brought into contact with a latent image bearing member to electrostatically charge the latent image bearing member on...
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5968701 |
Toner and image forming method
A toner exhibiting good fixing performances even at a high process speed is formed of a binder resin, a wax and a colorant. The toner is especially characterized by visco-elastic properties...
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5943531 |
Electrophotographic apparatus, image forming method, and process for fabricating light receiving member for electrophotography
For maintaining good cleanability even in use of low-melting-point or small-particle-diameter toner, thereby achieving a breakthrough improvement in the quality of image, the following conditions...
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5824445 |
Process for producing image and two-component developer
A process for producing an image comprising the steps of: electrically charging a photoreceptor under dark; forming a latent image on the photoreceptor through selective imagewise exposure to...
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5798200 |
Electrophotographic image forming method
A method for forming plural images by repeating a process is disclosed. The method comprises the steps of (1) forming an electrostatic latent image on an organic photoreceptor, (2) developing the...
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5776648 |
Electrostatic latent image developing method
An electrostatic latent image developing method using an electrostatic latent image developing apparatus to develop an electrostatic latent image, including providing the electrostatic latent image...
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5774771 |
Image forming method and apparatus using a particular toner
An image forming method has a developing step of developing an electrostatic latent image by the use of a developer to form a toner image on an electrostatic latent image bearing member, a primary...
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5715501 |
Image forming method using a surface with a specified water contact angle and process cartridge using such a method
An image forming method includes forming an electrostatic latent image on an image bearing member having a surface of which contact angle with water is at least 90°, forming a toner layer on a...
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5629119 |
Magnetic carrier for electrophotographic developing agent
A two-component binder-type magnetic carrier for developing agent comprising a magnetic powder and a binder resin. The carrier particles contain dispersed therein a release agent of the type of a...
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5620824 |
Toner, developer and image forming method
A toner for developing an electrostatic image has colored resin particles-(A) containing a coloring agent or a magnetic powder, and a powdery additive. The powdery additive has organic resin...
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5614348 |
Toner for non-magnetic one-component development and method for contact type development using the same
The present invention provides a toner 1 for non-magnetic one-components developments to be used for a method for non-magnetic one-component contact type development, wherein an apparent density is...
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5567556 |
Electrophotographic process and apparatus simultaneously effecting image exposure and developing steps to opposites sides of photosensitive member
An electrophotographic process in which image information exposure step and a developing step are substantially simultaneously carried out to opposite sides of a photosensitive member includes...
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5504559 |
Method for image formation
The present invention relates to a method for image formation in which an electrostatic latent image is formed on an image supporting member having a carbon-based high-hardness surface coating...
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5480759 |
Toner image transfer method
An electrophotographic toner showing a good fixability onto recording paper is constituted by at least a binder resin and a colorant, the binder resin comprising a resin component having a polar...
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5464721 |
Amorphous silicon photoreceptor and electrophotographic process using the same
A electrophotographic process for formation of an image is provided, which comprises bringing a metallic charger into contact with the surface of an amorphous silicon photoreceptor, providing a...
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