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JP3155933B2 |
To provide a light-transmitting recording material for electrophotography and a thermal fixing method to obtain a color transparent sheet having excellent environmental stability, good reproducibility of tones, excellent transparency and...
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JP3155849B2 |
PURPOSE: To suppress the cetral blanking of transfer by incorporating a toner and a fine-grain aggregate having a specified content of silicone oil or silicone varnish. CONSTITUTION: This developer contains a toner and a fine-grain aggre...
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JP3155835B2 |
PURPOSE: To obtain a developed image with excellent developability, no or extremely low level fogging and and uniform image density by developing an electrostatic charge image with magnetic toner satisfying a specific condition. CONSTITU...
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JP3156139B2 |
PURPOSE: To provide a high-quality picture having smooth glossiness by adding a transparent layer, if necessary, to a fixed image deficient in the smoothness of the toner picture and hence deficient in appropriate glossiness and definiti...
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JP3157155B2 |
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JP3157154B2 |
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JP2001100573A |
To heat a printing plate at an approximately fixed temperature independently of the voltage of an AC power supplied to a fixing heater. A heating controller sets the number of halogen lamp heaters to be lit based on voltage V0, V1, and V...
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JP2001100498A |
To prevent adhesion unevenness of toner along the transporting direction of a printing plate. In a developing part 16, when a leading end of the printing plate 12 is detected (step 100), supply of the liquid developer is started in timin...
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JP2001100449A |
To provide an electrophotographic recording material for forming a high quality image while improving color reproducibility, recording density and smoothness of a recording surface. This electrophotographic recording material consists of...
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JP3155437B2 |
PURPOSE: To facilitate the retransfer to a secondary transfer material and to obtain excellent fixing properties by incorporating aromatic hydrocarbon having a group including a hydroxyl group in a thermoplastic resin layer formed on a b...
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JP3154901B2 |
PURPOSE: To execute an excellent transfer action even when a medium is special and the resistance of a transfer roller is different. CONSTITUTION: This electrophotographic recorder is provided with a photoreceptive drum, the transfer rol...
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JP3154717B2 |
The present invention provides a method for making an electrophotographic printing plate by reversal development which comprises uniformly charging the surface of an organic photoreceptor comprising an electrically conductive support and...
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JP2001092255A |
To provide an electrophotographic recorder, an information medium and a printing method suitable for issuing a large number of cards and/or tags by which individual identification information(ID information) can be recognized. This elect...
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JP2001092167A |
To provide an image forming method which is the image forming method using a photoreceptor free of the reduction of the film thickness on its surface and is capable of forming images stable for a long period of time without the occurrenc...
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JP3152838B2 |
PURPOSE: To provide an image forming method by which a high-grade copied image having proper image density and no surface fog can stably be fed. CONSTITUTION: In this image forming method utilizing a system in which an untransferred tone...
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JP2001083746A |
To ensure the fixation of toners without entailing thermal shrinkage and deformation when producing a machine plate by using a direct drawing type planographic printing plate material, to obtain the machine plate having excellent printin...
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JP2001083735A |
To provide a toner with external additives which enough develops the effect of the external additives and which has excellent transfer property by controlling the coating rate of the maximum average particle diameter of the external addi...
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JP3148950B2 |
PURPOSE: To achieve stabilization of image density and suppress contamination generation in performing repeated image formation using integral transfer method in which non-contact developing is carried out using a two-component developer...
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JP2001075321A |
To obtain xerography for printing a pixel at plural gray levels. By setting an energy level of a laser beam given to a surface of a photoreceptor drum 14 to plural, a latent image having the plural discharge levels is formed. In the case...
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JP3147621B2 |
PURPOSE: To attain the high dimensional accuracy of a pattern, positional accuracy of the pattern and superposing accuracy by forming an electrostatic latent image, thereafter, sticking toner particles on an electrophotoreceptor in accor...
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JP3145737B2 |
PURPOSE: To obtain the most appropriate image density even when remaining toner quantity and laser beam quantity is reduced by providing an adjustment means varying the density of the image to be visualized into a value different from th...
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JP3144348B2 |
To supply smoothly an exposure device with a master sheet cut out from a photosensitive sheet roll, in a plate making machine wherein a master sheet supply device is installed below an exposure device. This plate making machine is consti...
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JP3145053B2 |
To provide a photoconductive coating material having excellent dispersibiity and dispersion stability of the coating material which can form a film with high film strength and excellent smoothness. This photoconductive coating material e...
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JP3146367B2 |
PURPOSE:To provide a color image forming method which can record a copied image on a transfer material as a glossy image without ruggedness regardless of the quality of the transfer material. CONSTITUTION:The color toner attachment areas...
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JP3144347B2 |
To facilitate fitting and removal of a photosensitive sheet roll being heavy in weight and to charge simply a sheet roll supply device with a sheet drawn out from the photosensitive sheet roll, in a plate making machine wherein the sheet...
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JP3144047B2 |
PURPOSE: To form toner images on the front and the back of a printed recording body at high speed and certainly by transferring the toner images on first and second recording media to the front and the back of the recording body. CONSTIT...
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JP3142350B2 |
PURPOSE: To form an image which has no toner splashing as a final image, and which is excellent in color reproducibility and synthetic quality. CONSTITUTION: An image forming device provided with a latent image carrying means 14 carrying...
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JP3142352B2 |
PURPOSE: To form a glossy color image of high quality, to form the color image by a without causing the missing and soiling of the image by a heat fixing device and to form the color image whose presevability is improved. CONSTITUTION: I...
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JP3143911B2 |
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JP3139821B2 |
PURPOSE: To continue developing only by supplying one kind of supply and to reduce the load of a cleaning device or the like by concentratedly attaching toner and solvent only on an image part on a photosensitive drum. CONSTITUTION: An e...
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JP3141309B2 |
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JP2001051465A |
To provide the method for forming a full color image capable of preventing local transfer defect (worminess) being generated at the transferring time and the image reproducibility defect owing to a toner dust, and the toner for the full ...
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JP3137465B2 |
An image forming apparatus capable of forming both of erasable images and images to be stored, and increasing the number of times that a single sheet with an image can be repetitively decolorized and reused. The apparatus includes a phot...
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JP3135734B2 |
PURPOSE: To provide the method for treating a processing liquid for planographic printing plates which can easily treat the highly alkaline processing liquid in correspondence to a wide range of liquid pH and decreases the burden of the ...
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JP3135629B2 |
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JP2001042641A |
To stably form a high quality image using a comparatively inexpensive and simple and by controlling a developing device, which depending on four parameters, that is, the surface roughness of a developing roller, blade pressure, toner par...
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JP3134666B2 |
An image forming apparatus and an image forming method including a first process in which a resin-formed image is formed on a recording medium, and a second process in which the image formed on the recording medium is brought into contac...
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JP3135468B2 |
A method for reconditioning a development roller includes a roller portion for conveying developer, and a plastic flange portion connected to one end of the roller portion to transmit a driving force; wherein after the flange portion and...
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JP3135405B2 |
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JP3133875B2 |
PURPOSE: To obviate toner fall, to lessen the generation of fogging and to enhance the transfer efficiency of the toner by forming a developing sleeve of a small-diameter developing sleeve having specific curvature and forming the toner ...
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JP3132711B2 |
PURPOSE: To obtain a toner compsn. having high cleanability and suppressing the wear of a photoreceptor, filming and deletion causing image drop-out and blurring due to the sticking of talc, etc., on the surface of paper to a photorecept...
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JP3132939B2 |
PURPOSE: To enable a printed wiring board having extremely good sensitivity and high resolution to be fabricated even from a double-sided copper-clad laminate having a through-hole, by causing a photoconductive layer to contain a binding...
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JP3131247B2 |
PURPOSE: To reduce color mixture in a multicolor developing device. CONSTITUTION: This is a developing device in a multicolor image forming system in which a multicolor visible image is obtained by successively dry- developing an electro...
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JP3127803B2 |
To make high image quality and developing property compatible (proper density and photographic fog prevention). This full-color toner contains a binding resin and color materials, the volumetric average grain size of the toner is within ...
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JP3127928B2 |
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JP3127601B2 |
PURPOSE: To provide an electrophotographic cyan toner which can form a bright cyan color image having high chroma, and to provide an image forming method using this toner. CONSTITUTION: The picture image forming method includes a process...
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JP3126464B2 |
PURPOSE: To execute consecutive image forming processing after the characteristic of a photosensitive drum is sufficiently saturated and to obtain stable image quality from just after an action is started. CONSTITUTION: When a printing s...
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JP3127014B2 |
A method of developing a latent magnetic image in which a layer of magnetically attractable toner powder having a specific resistance less than 10<9>ohms.metre is conveyed by a toner conveyor in a developing zone past a medium carrying t...
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JP3126203B2 |
PURPOSE: To prevent the clogging of a liquid emitting orifice due to the drying of protective gum by providing a liquid weighing roll weighing the amount of the protective gum solution applied to a planographic printing plate and a prote...
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JP2001013739A |
To provide a processor for an electrophotographic lithographic printing original plate capable of performing specified processing without soiling the image surface of a printing original plate.This processor is equipped with an elution p...
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