Konica Corporation

Konishiroku Photo Industry Co., Ltd.

Shigehiro Kitamura

Kunihiro Koshizuka

Takao Abe

Tomonori Kawamura

Ryoji Hattori

Masaki Nakamura

Atsushi Nakajima

Toshihisa Takeyama

Fumio Ishii

Hiroshi Watanabe

Masataka Takimoto

Yuji Hotta

Hideki Takahashi

Seiji Hidaka

Nobuyuki Ishii

Masao Asano

Tawara Komamura

Katsura Hirai

Shigeru Mano

Taketo Nozu

Naoyo Suzuki

Yoshiaki Shimizu

Athushi Nakajima

An IC card comprising: a core layer comprising therein an electronic element having a memory medium; an image receptive layer recording at least either text information or image information; and an optical variation element layer comprising an optical variation element, wherein the memory medium stores a characteristic information of the optical variation element layer and at least either the text information or the image information.

IC card and card certification method

The invention relates to a preparation method of an identification card with utilizing a protective layer transfer foil having a peeling layer and a releasing layer laminated on the peeling layer, the preparation method comprising: adhering the transferring layer onto a card substrate; and peeling off the peeling layer to prepare the identification card. The peeling layer including a support and a releasing layer, the transferring layer including a photo-cured resin layer. A maximum electrostatic amount of the peeling layer at the peeling step is 0 to 30 kV.

Identification card preparation method and protective layer transfer foil

A method for manufacturing an organic thin-film transistor, comprising a substrate, a gate electrode, a gate insulation layer, an organic semiconductor layer, a source electrode and a drain electrode, is disclosed, wherein the method comprises the steps of forming the gate electrode on the substrate, forming the gate insulation layer on the substrate, forming the semiconductor layer on the substrate, applying a metal particle dispersion containing metal particles on the substrate, gate insulation layer or organic semiconductor layer to form an electrode precursor layer comprised of the metal particles, and heat-fusing the metal particles in the electrode precursor layer to form the source electrode and the drain electrode.

Organic thin-film transistor, organic thin-film transistor sheet and manufacturing method thereof

An IC-mounted card substrate comprising a first sheet member having at least a first support, a second sheet member having at least a second support and an electronic part fixing layer having therein an IC-module and provided between the first sheet member and the second sheet member, wherein the second sheet member has a cushion layer comprising an actinic ray-cured resin on the second support, and a displacement value of needle penetration of the cushion layer obtained by a thermo-mechanical analysis (TMA) apparatus is not more than 30% at temperature of 100&deg; C. and not less than 30% at a temperature of 150&deg; C. based on the thickness of the cushion layer.

IC-mounted card substrate and IC-mounted personal-data certification card

A foil transferring a resin layer is disclosed. The foil comprises a support and a resin layer provided on the support, and a breaking elongation of the resin layer is 5 to 90 percent. An image recording body is also disclosed. The image recording body comprises a support, an image recording layer and an actinic light-hardened resin layer forming outermost layer and a breaking elongation of the actinic light-hardened resin layer is 5 to 90 percent.

Image recording body

There is described an image-recording medium and an image-reading method, which make it possible to improve reading accuracy of information by avoiding duplication of an optical variable image with the information. The image-recording medium includes a substrate, an image-receiving layer provided on the substrate and an optical variable layer provided on the substrate, wherein at least a part of the optical variable layer includes an optical variable image, and the optical variable image is formed in a manner such that the optical variable image, overlapping with an image recorded on the image-receiving layer, emerges in a first direction, while the optical variable image, overlapping with an image recorded on the image-receiving layer, does not emerge in a second direction.

Image-recording medium, method for forming image-recording medium, method and apparatus for reading data

Transfer foil and image recording material, and method for preparing image recording material

An IC card in which an IC chip is incorporated between a first and second base boards, comprises an image receiving layer on which an ink image is transferred by a thermal transfer method and a cushion layer provided between the IC chip and the image receiving layer so that the cushion layer smooths irregularity caused by the IC chip and improves a flatness of the image receiving layer.

IC card having image information

A method for treating a thermally transferred image is disclosed. The method comprising the steps of (1) thermally transferring an image from the ink layer of a ink sheet which comprises a support and a ink layer comprising a sublimation dye provided on the support, to the surface of an image receiving layer of a image receiving element which comprises a support and a image receiving layer provided on the support, by means of imagewise heating by a first thermal head, and (2) heating the surface of the image receiving layer having the transferred image by a second thermal head through a plastic film contacted to the surface of the image receiving layer.

Method for treating thermally transferred image

An ID card material comprises a thermal transfer image-receiving layer, and provided thereon, a substrate layer and a writing layer in this order, the substrate layer comprising a biaxially oriented polyester film layer having a thickness of 300 to 500 .mu.m and a resin layer having a thickness of 30 to 500 .mu.m selected from the group consisting of a polyolefin layer, a polyvinyl chloride type resin film layer and an ABS resin film layer.

Material for making identification cards

A thermal transfer recording image receiving sheet which are free from printing unevenness, high in sensitivity and transfer density, and immune from curling is disclosed. The sheet is laminated on a support with a polypropylene layer of 5 to 100 .mu.m in thickness, containing fine white hollow particles.

Thermal transfer recording image receiving sheet

The object of the present invention is to provide a method of simply producing an ID card which can provide the Id card with character information shared by the same kind of ID cards issued in large numbers, and an ID card which offers improved protection of the gradation image formed on the image-receiving layer and which is difficult to forge or alter. The ID card is characterized in that a transparent resin sheet having character information shared by the same kind of ID cards is provided on the surface of an image-receiving layer which has a gradation image and character-information-bearing image and which has been formed on the support. The method of producing an ID card of the present invention is characterized in that a transparent resin sheet having character information shared by the same kind of ID cards is provided by hot stamping in the gradation image forming region of the image-receiving layer which has a gradation image and character-information-bearing image and which has been formed on the support.

ID card and method of its production

Disclosed are an image receiving sheet for thermal transfer recording comprising: a support and an image receiving layer which contains a resin having dyeing affinity for a thermally diffusible dye provided thereon, wherein the support comprises a substrate and a laminated resin sheet which contains porous resin films each having a density in the range of 0.5 to 1.2 g/cm.sup.3 provided on both surfaces of the substrate, and a process for preparing the image receiving sheet for thermal transfer recording, comprising: a step of pasting a substrate and a resin film with an adhesive to produce a laminated resin sheet used as the support.

Image receiving sheet for thermal transfer recording and process for

Disclosed is an image receiving sheet for thermal-transfer recording medium, which comprises a support and provided thereon, an image-receiving layer containing a resin having a dyeability to a thermal diffusible dye, wherein said image-receiving layer contains an inorganic oxide capable of absorbing UV-rays. An image receiving sheet for thermal-transfer recording medium is improved in an image preservabilities, a light-fastness and a dye-bleeding resistance.

Image-receiving sheet for thermal-transfer recording medium

Disclosed is an image receiving sheet for thermal transfer recording comprising: a support and an image receiving layer thereon, wherein the image receiving layer comprises an outermost layer being farthest from the support and a layer other than the outermost layer, and a glass transition temperature of a first binder used in the outermost layer is higher than that of a second binder used in the layer adjacent to the outermost layer.

Growing community of inventors

Hino, Japan

Shigehiro Kitamura