Konica Corporation

Konishiroku Photo Industry Co., Ltd.

Konica Minolta Medical and Graphic, Inc.

Tatsuichi Maehashi

Kunihiro Koshizuka

Takao Abe

Yoshihiro Inaba

Takaaki Kuroki

Sota Kawakami

Shigeru Mano

Masao Asano

Tawara Komamura

Ryoji Hattori

Katsura Hirai

Yasuhiko Tanaka

Katsunori Kato

Hiroshi Watanabe

Katsumi Maejima

Toshiaki Tezuka

Takahiro Ogawa

Koichi Nakatani

Tomohisa Ohta

Takayuki Sugaiwa

Taro Konuma

A printing plate material product, is provided with a printing plate material including a substrate and a image forming layer provided on the substrate; and a wireless memory tag mounted on a part of the printing plate material and including a semiconductor memory and an antenna coil through which data is written in or read from the semiconductor memory. The semiconductor memory stores product data written in at the time of the manufacturing process of the printing plate material product.

Printing plate material, printing plate material roll, printing plate manufacturing process, and printing process

Disclosed is a printing plate material in roll form of the on-press development type comprising a support, a functional layer including a hydrophilic layer and a thermosensitive image formation layer provided on one side of the support, and a back coat layer provided on the other side of the support, the functional layer containing first matting agents and having first protrusions formed from the first matting agents, and the back coat layer containing second matting agents and having second protrusions formed from the second matting agents, wherein an average protrusion height of the first protrusions is 0.5 to 5.0 &#x3bc;m higher than that of the second protrusions.

Printing plate material in roll form of the on-press development type

An image forming method comprising, superimposing an ink sheet on an intermediate transfer medium, the ink sheet comprising a thermally transferable ink layer, and the intermediate transfer medium comprising a support having thereon an interlayer and an intermediate image receiving layer in the order; applying heat in response to an imagewise signal onto the ink sheet to form an ink image on the image receiving layer of the intermediate transfer medium; peeling off the ink sheet from the intermediate transfer medium having the ink image; superimposing a final image forming material on the intermediate transfer medium having the ink image; and applying heat or pressure to the superimposed final image forming material on the intermediate transfer medium so as to transfer the ink image onto the final image forming material, wherein the image receiving layer is imagewise transferred to the final image forming material together with the ink image.

Image forming method utilizing thermal transfer intermediate transfer medium

Laser-induced thermal transfer ink sheet, production method of the same, and image recording method

Disclosed is provide an intermediate image receiving sheet for a laser thermal transfer recording method, which can easily transfer an image to even a rough surface paper with high quality and stable repeatablility, and can use a variety of papers to produce and image proof which yields results similar to a print made in a production run.

Intermediate image receiving sheet for a thermal transfer recording method

An image forming material comprises a support and provided thereon, a light sensitive layer containing a compound capable of generating an acid on irradiation of an active light, a compound having a chemical bond capable of being decomposed by an acid and an infrared absorber.

Image forming material and image forming method

A light sensitive composition comprising (a) a vinyl type polymer having a unit represented by the following Formula (1) and a carboxyl group, (b) a monomer, oligomer or polymer containing at least one polymerizable double bond in its molecule, (c) a photopolymerization initiator and (d) a polymerization inhibitor capable of trapping a radical, ##STR1##

Light sensitive composition, presensitized lithographic printing plate

An image forming process of an image forming material comprising a support and provided thereon, a photosensitive layer and a covering layer in that order comprises imagewise exposing the material by laser beam scanning, and peeling the covering film from the exposed material to form an image on the support or on the covering film, wherein said photosensitive layer contains a colorant, an addition-polymerizable or cross-linkable compound and a salt of a cationic dye with a borate anion represented by the following Formula (1): Formula (1) ##STR1##

Method of forming images

An apparatus for forming additional images such as characters, illustrations and the like freely in any portion on a photographic paper having a primary photographic image is disclosed. The apparatus includes an image edit system and a thermal transfer system. The edit system designates additional image positions on the primary image on the photogrpahic paper, using the inputted primary image data and the inputted additional images data. The thermal transfer system has a thermal ink transfer ribbon and thermal transfer head for transferring the additional images on the photogrpahic paper according to the edit system. In a preferred embodiment, the photographic paper surface is covered with a UV-cured resin layer.

Apparatus for forming a secondary image on a photographic printed paper

A thermal transfer recording medium suitable for multiple setting is disclosed. The recording medium comprises a support and a plurality of heat softening colorant layer provided on said support, and a porous or island-like resin layer having a softning point higher than that of said heat softning colorant layers or having no softning point interposed between said heat softning colorant layers.

Thermal transfer recording medium

A heat sensitive transfer recording medium is disclosed, which is excellent in the heat-transferability onto a large variety of paper surface and is suitably usable for repetitive printings. The recording medium comprises a subbed support and a heat fusible coloring material layer which contains at least one compound having a plurality of polar groups and/or polar bonds selected from the group consisting of a hydroxyl group, an amino group, an imino group, a carboxyl group, an ester bond, an ether bond, an urethane bond and an amino bond.

Heat-sensitive transfer recording medium

The improved thermal transfer recording medium capable of multiple printing has at least two heat-fusible colorant layers formed in superposition on a support and a heat-fusible colorless layer is provided between the heat-fusible colorant layers. This recording medium is capable of producing a sharp, ghost-free image through many cycles of printing operation.

Thermal transfer recording medium capable of multiple printing

An apparatus for transferring an ink pattern image from a thermal transfer medium having an ink layer onto an image receiving medium. The thermal transfer medium is pressed against the image receiving medium and is conveyed together with the image receiving medium to a printing head and to a separating roler, in that order. A heater is provided to heat the thermal transfer medium so that it is at a given temperature when it is separated from the image receiving medium.

Thermal transfer recording apparatus for controlling printing density

There is disclosed a thermal transfer recording medium comprising a support, two or more coloring agent layer and optionally an intermediate layer, wherein one of the coloring agent layers contains a first heat-fusible substance selected from the group consisting of animal waxes, plant waxes, mineral waxes, petroleum waxes, synthetic hydrocarbon waxes and modified waxes and a layer adjacent to the coloring agent layer containing the first heat-fusible substance which contains a second heat-fusible substance which is immiscible with the first heat-fusible substance. According to the thermal transfer recording medium of the present invention, transferred images with constant transfer density can be obtained with an application energy at a certain level or higher and constant printed letter quality can be obtained for multiple times without being influenced by the subtle change in the application energy.

Disclosed is a resin composition for heat-sensitive transfer recording medium, comprising (A) a silicone resin and (B) at least one resin selected from the group consisting of polyester resins, polyamide resins, cellulose type resins and acrylic resins. Disclosed is also a heat-sensitive transfer recording medium having at least one colorant layer containing a heat-fusible substance on a support, comprising a backing layer formed from (A) a silicone resin and (B) at least one resin selected from the group consisting of polyester resins, polyamide resins, cellulose type resins and acrylic resins provided on the surface of the support where no colorant layer is provided. The resin composition for heat-sensitive transfer recording medium of the present invention has sufficient heat resistance. Also, the heat-sensitive transfer recording medium utilizing the resin composition for heat-sensitive transfer recording medium as a backing layer is free from generation of blocking phenomenon between the backing layer and a colorant layer even when stored for a long term under wound state, contamination of thermal head, generation of sticking phenomenon, transfer irregularity of a colorant layer and printed image defect.

Growing community of inventors

Hino, Japan

Tatsuichi Maehashi