摘要:
An electrophotographic image-receiving sheet which includes a support, a toner-receiving layer which contains thermoplastic resin. The fixing belt electrophotographic sheet has an optimized separation force at a surface of the electrophotographic image-receiving sheet from the toner-receiving layer. Having a highly improved long-run properties, the fixing belt electrophotographic sheet realizes a stable paper feed without offset, and provides a good quality image with rich photographic features.
摘要:
The object of the present invention is to provide an image-receiving sheet for the electrophotography which is excellent in the adhesion resistance and can form an image having a high image quality and an effective manufacturing method thereof, and also a image-forming process and image-forming system for the electrophotography using the image-receiving sheet for the electrophotography. For this object, the present invention provides an image-receiving sheet for the electrophotography comprising a support and a toner image-receiving layer disposed on at least one surface of the support which comprises at least a polymer used for producing the toner image-receiving layer, wherein the image-receiving sheet for the electrophotography comprises particles and the particle size distribution (standard deviation/volume average particle diameter) of the particles projecting out of the most outer surface of the toner image-receiving sheet for the electrophotography is 0.4 or less.
摘要:
An electrophotographic image receiving sheet with a toner image receiving layer containing a release agent and formed on a support sheet for use in a fixing belt type electrophotography is disclosed. The toner image receiving layer satisfies the following condition: γsp0−γsp1≧2.5[mJ/m2] where γsp0 and γsp1 are values of a polar component of surface free energy of the image receiving layer before heating the image receiving sheet and after having heated the image receiving sheet to 120° C. and then cooled it to 25° C., respectively.
摘要:
The spark gap portion of an ignition plug in a combustion chamber is adapted to be opposed to a bundle of streams of the air-fuel mixture withdrawn from an intake valve and is positioned on a line extending from the center of the cylinder to a midpoint between the intake valve and an exhaust valve, the spark gap portion further being positioned approximately midway between the center and the midpoint. The spark gap portion of the plug and the vicinity thereof are automatically cleaned at every stroke of the piston.
摘要:
Provided are an electrophotographic image-receiving sheet that comprises a support, a toner image-receiving layer on at least one side of the support, wherein the toner image-receiving layer is formed from a coating liquid for the toner image-receiving layer and the coating liquid for the toner image-receiving layer comprises an aqueous dispersion that comprises a crystalline polymer, and an image forming method that employs the electrophotographic image-receiving sheet.
摘要:
The object of the present invention is to provide an image-receiving sheet for the electrophotography which can form an image having excellent glossiness, a little concave and convex (relief) and a high image quality compared to that of a silver salt photograph, is excellent in adhesion resistance and shelf stability, and can mitigate an environmental load during the production thereof, and also an image-forming process using the image-receiving sheet for the electrophotography. For this object, the present invention provides an image-receiving sheet for the electrophotography comprising a support and a toner image-receiving layer disposed on the support, wherein the toner image-receiving layer comprises a thermoplastic resin which is a polyester resin having a glass transition temperature (Tg) of higher than 60° C., a number average molecular weight (Mn) of 5,000 to 12,000 and the ratio (Mw/Mn) between the weight average molecular weight (Mw) and the number average molecular weight (Mn) of 1≦Mw/Mn≦3.
摘要:
An electrophotographic image receiving sheet comprises a support and a toner image receiving layer that is formed on at least one surface of the support and contains a mixture of a linear amorphous polymer having a glass-transition temperature (Tg1) in a range of from 40° to 120° C. and a linear crystalline polymer having a melting temperature (Tm) in a range of from 100° to 200° C. These linear amorphous polymer and linear crystalline polymer satisfy 1.0×Tg1(K)≦Tm(K)≦1.5×Tg1(K).
摘要:
An image recording material, includes: a support; and an image recording layer disposed on the support, and having a depression-and-protrusion at least on a part of an image face of the image recording material after an image recording. The depression-and-protrusion defines a slope inclined from the image face. The depression-and-protrusion of the image face has a ten point height of roughness profile Rz in a range from 5 μm to 25 μm and has an average depression-and-protrusion space Sm defined in JIS B0601-1994 in a range from 100 μm to 1000 μm.
摘要:
The object of the present invention is to provide an image-recording material that may prevent a flocculation of a coating liquid for image-recording layer that contains a water-dispersible emulsion and a water-soluble polymer compound, and that may exhibit an enhanced stability, present an improved film-forming performance, and provide superior surface conditions. In order to achieve the object, an image-recording material according to the present invention is provided, in which the image-recording material comprises a support and at least one image-recording layer on the support, wherein the image-recording layer is formed from a water-dispersible emulsion of which volume-average particle size is 55 nm or more and a water-soluble polymer compound of which weight-average molecular weight (Mw) is 400,000 or less. Preferably, the water-dispersible emulsion is a polyester emulsion. Preferably, the water-soluble polymer compound is polyethyleneoxide.
摘要:
The present invention provides an electrophotographic transfer film which can provide improvements in the color development at the half tone (dot) area of a projected image and the anti-offset properties. A novel electrophotographic transfer film is disclosed which comprises an image receiving layer provided on at least one side of a transparent support is provided, wherein the image receiving layer comprises a polyester including (i) a repeating unit of a dibasic acid component containing at least one dicarboxylic acid unit selected from the group consisting of a telephthalic acid unit and a 2,6-naphthalenedicarboxylic acid unit, and a sulfobenzenedicarboxylic acid unit; and (ii) a repeating unit of a divalent alcohol component containing an ethylene glycol unit, a triethylene glycol unit and a bisphenol A-ethylene oxide adduct unit. A color image formation process is also provided which comprises forming a color image on the electrophotographic transfer film.