WO2011101933A1 - Procédé pour produire une image stéréographique pour feuille de protection d'écran d'affichage et feuille à cet effet - Google Patents

Procédé pour produire une image stéréographique pour feuille de protection d'écran d'affichage et feuille à cet effet Download PDF

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Publication number
WO2011101933A1
WO2011101933A1 PCT/JP2010/006021 JP2010006021W WO2011101933A1 WO 2011101933 A1 WO2011101933 A1 WO 2011101933A1 JP 2010006021 W JP2010006021 W JP 2010006021W WO 2011101933 A1 WO2011101933 A1 WO 2011101933A1
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WO
WIPO (PCT)
Prior art keywords
display screen
printing
screen protection
sheet
protection sheet
Prior art date
Application number
PCT/JP2010/006021
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English (en)
Japanese (ja)
Inventor
泰仁 後藤
Original Assignee
株式会社キャリバー
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社キャリバー filed Critical 株式会社キャリバー
Publication of WO2011101933A1 publication Critical patent/WO2011101933A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00—Inking and printing with a printer's forme
    • B41M1/26—Printing on other surfaces than ordinary paper
    • B41M1/30—Printing on other surfaces than ordinary paper on organic plastics, horn or similar materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00—Inking and printing with a printer's forme
    • B41M1/12—Stencil printing; Silk-screen printing

Definitions

  • the present invention relates to a method for producing a three-dimensional printed image for a display screen protection sheet and a three-dimensional printed sheet for display screen protection, and more particularly to production of a three-dimensional printed image for a display screen protection sheet used for a liquid crystal display screen of a mobile phone or the like.
  • the present invention relates to a method and a three-dimensional printing sheet for display screen protection.
  • a mold forming using a thermoplastic resin or the like can be considered. It is possible to mass-produce a three-dimensional printed image having a fixed shape by melting a thermoplastic resin or the like and injecting it into the die and forming it in the shape of a cavity previously provided in the die.
  • molds for molding when mass-producing many types of three-dimensional printed images for each image, it is necessary to prepare a mold that matches each three-dimensional printed image. In addition to being economically disadvantageous, it may be inferior in immediate response to consumer trends.
  • Patent Document 1 As a technique capable of mass-producing a flat base material having a three-dimensional printed image, a technique using an ink jet printer has been proposed (Patent Document 1). If this technology uses an inkjet printer, even when mass-producing many kinds of three-dimensional printed images for each image, it can be dealt with by controlling a program for controlling the inkjet printer. Thereby, the problem seen in metal mold
  • fine ink is placed on a predetermined position of a flat base material so that it is difficult to detect with the naked eye when a soft resin sheet is used as the flat base material. There is a problem that it is difficult to obtain a three-dimensional printed image of a certain quality due to the influence of expansion and distortion of the resin sheet.
  • Patent Document 1 a method using a photosensitive resin to form a three-dimensional printed image with unevenness has been proposed, but it is difficult or impossible to create a three-dimensional image with the unevenness intended by the producer. It is said that there is (Patent Document 1).
  • a polyester film such as a PET film (polyethylene terephthalate film) is generally used as a display screen protective sheet used for a liquid crystal display screen of a mobile phone or the like.
  • PET films polyethylene terephthalate film
  • flat printing techniques such as offset printing, gravure printing, screen printing and letterpress printing are known. With these flat surface printing techniques, it is possible to perform precise multicolor printing and full-color printing such as photographs.
  • the printed matter obtained by these conventional techniques is planar, and it is difficult to three-dimensionally express characters, logo marks, and the like on a material such as a flexible PET film.
  • An object of the present invention is to provide a method for producing a three-dimensional printed image for a protective sheet for a display screen and a three-dimensional printed sheet for protecting a display screen, which can form a three-dimensional printed image even with a flexible material such as a PET film. It is in.
  • printing is performed by screen printing in which the screen mesh number range is 50 to 150 (lines / inch) with respect to the display screen protection sheet.
  • the inventors have found that a three-dimensional printed image can be formed even with a flexible material such as a PET film, and have completed the present invention.
  • a display screen comprising a step of forming a three-dimensional printed image by screen printing with a screen mesh number range of 50 to 150 (lines / inch) with respect to the display screen protection sheet.
  • a method for producing a three-dimensional printed image for a protective sheet is provided.
  • the present invention also provides [2] forming a flat print image by printing on the display screen protection sheet; Forming a three-dimensional printed image on the display screen protection sheet by screen printing in which the range of the mesh number of the screen is in the range of 50 to 150 (lines / inch);
  • the present invention provides a method for producing a three-dimensional printed image for a display screen protection sheet.
  • the present invention also provides [3]
  • the step of forming a flat print image by printing on the display screen protection sheet is offset printing and / or a screen whose screen mesh number ranges from 151 to 800 (lines / inch).
  • the present invention provides a method for producing a three-dimensional printed image for a display screen protection sheet according to the above [1] or [2], including printing.
  • the present invention also provides [4] The method for producing a three-dimensional printed image for a display screen protection sheet according to any one of the above [1] to [3], wherein the display screen protection sheet contains a transparent synthetic resin.
  • the present invention also provides [5] A stereoscopic print sheet for display screen protection obtained by the method for producing a stereoscopic print image for display screen protection sheet according to any one of [1] to [4] is provided.
  • the present invention also provides [6] The display screen protecting three-dimensional printing sheet according to the above [5], in which an adhesive layer is provided on a surface opposite to the surface of the display screen protecting sheet on which the three-dimensional printed image is formed. .
  • the present invention also provides [7] At least one display screen protection sheet selected from the group consisting of a mobile phone, a portable information terminal, a portable game device, a portable music player, a portable electronic dictionary, a clock, an in-vehicle monitor, and a notebook personal computer.
  • the present invention provides a three-dimensional printing sheet for protecting a display screen according to the above [5] or [6].
  • a three-dimensional printed image can be formed relatively easily on a display screen protective sheet such as a synthetic resin film used for a liquid crystal display screen of a mobile phone or the like.
  • the present invention can form a three-dimensional printed image relatively easily on a display screen protection sheet such as a flexible synthetic resin film, so that characters, characters and figures can be easily displayed on a liquid crystal display screen of a mobile phone or the like.
  • a logo mark including symbols and the like can be displayed three-dimensionally.
  • FIG. 3 is a schematic diagram for explaining a three-dimensional printed image for display screen protection sheet and a three-dimensional printed sheet for display screen protection obtained in Example 1. It is a schematic cross section which shows the cross section which cut
  • a synthetic resin is preferably used as the base material of the display screen protection sheet.
  • synthetic resins include polyester resins such as polyethylene terephthalate and polybutylene terephthalate, polyolefin resins such as polyethylene, polypropylene and polybutylene, halogenated resins such as fluorinated polyethylene, polyvinyl chloride and polyvinylidene chloride, polyvinyl alcohol resins, Examples thereof include vinyl resins such as polyethylene vinyl alcohol resin, polyurethane resins, polystyrene resins and the like.
  • the synthetic resin is preferably transparent.
  • the synthetic resin may be colored and transparent or colorless and transparent, but is more preferably colorless and transparent.
  • the thickness of the display screen protective sheet is preferably in the range of 10 to 1000 ⁇ m, more preferably in the range of 20 to 500 ⁇ m, and even more preferably in the range of 50 to 300 ⁇ m.
  • the thickness of the display screen protection sheet is less than 10 ⁇ m or exceeds 1000 ⁇ m, it may be difficult to install the display screen protection sheet on a liquid crystal display screen of a mobile phone or the like.
  • an adhesive layer on one surface of the display screen protection sheet it is preferable to provide an adhesive layer on one surface of the display screen protection sheet.
  • a method of providing such an adhesive layer on the substrate include a method of laminating an adhesive resin sheet and the substrate, and a method of applying an adhesive to the substrate.
  • an adhesive layer is provided on the base material
  • an operation of providing an adhesive layer on the base material after forming a flat print image and a three-dimensional print image on a surface of the base material on which the adhesive layer is not provided may be performed.
  • an operation of providing an adhesive layer on the substrate may be performed before forming the flat print image and the three-dimensional print image.
  • the surface of the adhesive layer is the adhesive layer. It is preferable to cover with a protective sheet.
  • the pressure-sensitive adhesive layer protective sheet the same substrate as described above can be used.
  • Examples of the display screen protective sheet used in the present invention include those composed of the base material, those obtained by laminating an adhesive layer on the base material, and an adhesive layer laminated on the base material, and further sticking to the adhesive layer. The thing of the three-layer structure with which the layer protective sheet was stuck can be used.
  • Examples of a method for forming a flat print image on the display screen protective sheet include letterpress printing such as letterpress printing, planographic printing such as offset printing, intaglio printing such as gravure printing, stencil printing such as screen printing, and ink jet transfer. Examples of the method include plateless printing.
  • the method for forming a flat print image on the display screen protection sheet is preferably at least one of offset printing and screen printing. Offset printing and screen printing can be performed precisely on the display screen protection sheet.
  • offset printing Since offset printing has a thin print film thickness and inferior surface concealment properties, flyers and wrapping papers that use high-speed digital control centering on paper and other materials, taking advantage of the smoothness and whiteness of these materials. Used for the production of books.
  • This offset printing is inexpensive and is a technique capable of printing in large quantities and precisely, and therefore is excellent as a method for forming a flat print image on the display screen protection sheet.
  • screen printing can be applied to a wide range of objects, and is suitable for printing wood, leather, cloth, glass, metal, ceramics, etc. in addition to paper.
  • the printing method for the display screen protection sheet As best.
  • the screen printing used in the present invention it is preferable to use a so-called high mesh screen in which the range of the mesh number of the screen is in the range of 151 to 800 (lines / inch).
  • the number of meshes on the screen is preferably in the range of 200 to 700 (lines / inch), more preferably in the range of 250 to 600 (lines / inch).
  • color printing is performed on the display screen protection sheet using a graphic image, an illustration image, a logo design image, etc. as a flat print image.
  • the selection and arrangement of colors are appropriately selected according to the target image.
  • a three-dimensional printed image printing is performed by screen printing in which the range of the mesh number of the screen is in the range of 50 to 150 (lines / inch).
  • the range of the mesh number of the screen is preferably in the range of 60 to 140 (lines / inch), more preferably in the range of 80 to 120 (lines / inch).
  • screen printing in which the screen mesh number is in the range of 50 to 150 (lines / inch) is characterized by easy control of the printing film pressure.
  • the screen used for screen printing when forming a three-dimensional printed image is a screen ⁇ obtained by knitting nylon, polyester, metal wire, etc. in a mesh shape, so the yarn diameter ( ⁇ diameter) and coarse mesh Depending on the thickness (number of meshes), the amount and shape of ink discharged during screen printing can be freely controlled. Also, when using a photosensitive emulsion when forming a three-dimensional printed image, it is easy to control the film thickness of the photosensitive emulsion if the screen mesh number range is 50 to 150 (lines / inch). This is preferable.
  • the film thickness of the photosensitive emulsion on the screen used for screen printing is preferably in the range of 50 to 200 ⁇ m, more preferably in the range of 80 to 120 ⁇ m.
  • the graphic image, the illustration image, the logo design image, etc. produced in the previous process are three-dimensionally emphasized.
  • a three-dimensional printed image is formed at a place to be formed.
  • a three-dimensional printed image can be formed by disposing an increased amount of the photosensitive emulsion as compared with the above and using an ultraviolet curable ink or a two-component curable ink.
  • the formation of the flat print image is omitted, and the screen mesh number range is 50 to 150 (
  • a three-dimensional printed image can also be formed by printing only by screen printing in the range of (book / inch).
  • a three-dimensional print image after forming a flat print image on the display screen protection sheet has been described, but conversely, a three-dimensional print image may be formed first and then forming a flat print image. it can. Also, only a three-dimensional print image can be formed on the display screen protection sheet.
  • the three-dimensional printed sheet for protecting the display screen of the present invention is a liquid crystal display screen, plasma display screen, such as a mobile phone, a portable information terminal, a portable game device, a portable music player, a portable electronic dictionary, a clock, an in-vehicle monitor, and a notebook personal computer. It is used for protection applications such as EL display screens.
  • a display screen of a mobile phone or the like can be protected by sticking a three-dimensional printing sheet for display screen protection directly to the display screen of the mobile phone or the like.
  • a fitting part or the like fitted with a three-dimensional print sheet for display screen protection is attached around the display screen of a mobile phone or the like, or a three-dimensional print sheet for display screen protection is inserted in a slot provided around the display screen of a mobile phone or the like.
  • the display screen protecting three-dimensional printing sheet can be directly attached to the display screen of a mobile phone or the like.
  • An illustration of an anime character was printed on a commercially available PET film with a film thickness of 100 ⁇ m using a regular four colors of cyan, magenta, yellow and black and a full color separation color of white using a UV offset printer.
  • a 100-mesh screen plate in which a photosensitive emulsion film thickness of 100 ⁇ m is applied to the outline of the anime character and the portion to be three-dimensionally emphasized on the solid surface using a commercially available transparent UV ink (ultraviolet curable ink).
  • Three-dimensional thick UV printing was performed using The display unit for the number of meshes is [lines / inch]. The same applies hereinafter. As a result, a three-dimensional printed image for the display screen protection sheet was formed.
  • the thickness of the three-dimensional printed image portion was 120 ⁇ m.
  • the printed PET film was punched by using a Thomson die in the form of a liquid crystal screen for a mobile phone to produce a three-dimensional printed sheet for display screen protection for protecting the liquid crystal screen of the mobile phone.
  • FIG. 1 is a schematic diagram for explaining the three-dimensional printed image for display screen protection sheet and the three-dimensional printed sheet for display screen protection obtained in Example 1.
  • the three-dimensional printing sheet 1 for protecting the display screen uses a UV offset printing machine, and uses the regular four colors of cyan, magenta, yellow and black and the full color separation color of white, and the anime character 3
  • the flat print image 2 expressing the illustration and the state in which the foliage plants 6 to 8 are arranged in the flower pot 9 is formed on the surface of the three-dimensional print sheet 1 for protecting the display screen.
  • FIG. 2 is a schematic cross-sectional view showing a cross section of the three-dimensional printed sheet for display screen protection shown in FIG. 1 cut along a one-dot broken line aa.
  • Three-dimensional thick UV printing is applied to the outlines of the illustrations of the anime character 3 and the flower pot 9, the eyes 4 and arms 5 of the anime character 3, the foliage plants 6 to 8, etc.
  • the anime character 3 and the foliage plant 6 to 8 can be formed three-dimensionally.
  • Example 2 Using a commercially available PET film with a film thickness of 100 ⁇ m that has an adhesive layer formed on one side and can be re-peeled, the same operation as in Example 1 was performed, and the three-dimensional printing for the display screen protection sheet A three-dimensional printed sheet for display screen protection for protecting the liquid crystal screen of the mobile phone after the image was formed was manufactured.
  • the thickness of the three-dimensional printed image portion of Example 2 was 120 ⁇ m as in Example 1.
  • a commercially available PET film having a thickness of 100 ⁇ m and having an adhesive layer formed on one surface and capable of re-peeling was used.
  • the PET film was subjected to three-dimensional thick UV printing with a transparent UV ink (ultraviolet curable ink) using a 100 mesh screen plate coated with a photosensitive emulsion film thickness of 100 ⁇ m.
  • regular, full-color printing of cyan, magenta, yellow, and black was performed on a 350 mesh screen plate to form a three-dimensional printed image for a display screen protection sheet.
  • a three-dimensional printed image-containing display screen protective sheet for protecting the liquid crystal screen of the mobile phone was manufactured by the same operation as in Example 1.
  • a commercially available PET film having a thickness of 100 ⁇ m and having an adhesive layer formed on one surface and capable of re-peeling was used.
  • the PET film was three-dimensionally embossed by white printing with a transparent two-component curable epoxy ink using a 100 mesh screen plate coated with a photosensitive emulsion film thickness of 100 ⁇ m.
  • bronze-based gold powder printing was overlapped and printed on a part of the white printing by the 250 mesh screen plate.
  • three-color regular, full-color printing of cyan, magenta, yellow, and black is performed on the remaining white three-dimensional thick print surface and the unprinted immediate part on the 350 mesh screen plate, and the three-dimensional display screen protection sheet.
  • a printed image was formed.
  • a three-dimensional printed image-containing display screen protective sheet for protecting the liquid crystal screen of the mobile phone was manufactured by the same operation as in Example 1.
  • a commercially available PET film having a thickness of 100 ⁇ m and having an adhesive layer formed on one surface and capable of re-peeling was used.
  • three-dimensional emboss printing was performed using a 100 mesh screen plate coated with a photosensitive emulsion film thickness of 100 ⁇ m using a red two-component curable urethane ink (commercially available).
  • a three-dimensional printed image for the display screen protection sheet was formed.
  • the thickness of the three-dimensional printed image portion was 120 ⁇ m.
  • a three-dimensional printed image-containing display screen protective sheet for protecting the liquid crystal screen of the mobile phone was manufactured by the same operation as in Example 1.
  • a method for producing a three-dimensional printed image for a display screen protection sheet and a three-dimensional print sheet for display screen protection according to the present invention are rapidly developed in recent years in mobile phones, portable information terminals, portable game devices, portable music playback devices, and portable electronic dictionaries. It can be suitably used for liquid crystal display screens, plasma display screens, EL display screens, etc. for watches, in-vehicle monitors and notebook personal computers. In order to prevent the visibility of these display screens from being deteriorated due to dust, dirt, scratches, etc., the user of the above equipment purchases the above equipment in order to keep the display screen transparent and clean at all times.

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Abstract

L'invention porte sur un procédé pour produire une image stéréographique pour une feuille de protection d'écran d'affichage, lequel procédé est apte à former une image stéréographique même sur un matériau mou tel qu'un film de poly(téréphtalate d'éthylène), et sur une feuille stéréographique pour la protection d'un écran d'affichage. Comme moyens pour atteindre ce but, il est fourni : [1] un procédé pour produire une image stéréographique pour une feuille de protection d'écran d'affichage, lequel procédé met en œuvre une étape pour former une image stéréographique par impression au cadre avec un nombre de mailles dans la plage de 50 à 100 (lignes/pouce) sur la feuille de protection d'écran d'affichage ; et [2] une feuille stéréographique pour la protection d'un écran d'affichage obtenue par le procédé pour produire une image stéréographique pour une feuille de protection d'écran d'affichage décrit en [1].
PCT/JP2010/006021 2010-02-19 2010-10-07 Procédé pour produire une image stéréographique pour feuille de protection d'écran d'affichage et feuille à cet effet WO2011101933A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010-035470 2010-02-19
JP2010035470A JP2011167990A (ja) 2010-02-19 2010-02-19 表示画面保護シート用立体印刷画像の制作方法およびそのシート

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WO2011101933A1 true WO2011101933A1 (fr) 2011-08-25

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WO (1) WO2011101933A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120113611A1 (en) * 2007-11-09 2012-05-10 Motorola Mobility, Inc. Viewable surface having unoticeable smudges
US9001502B1 (en) * 2013-11-12 2015-04-07 Randy G. Cowan Device screen protector article
US9542866B1 (en) 2013-11-12 2017-01-10 Randy G. Cowan Device screen protector article

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013193298A (ja) * 2012-03-19 2013-09-30 Toppan Printing Co Ltd 転写箔および装飾成形品
WO2023013571A1 (fr) * 2021-08-06 2023-02-09 東レ株式会社 Procédé de fabrication de matière imprimée, ensemble d'encres d'impression et matière imprimée

Citations (6)

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Publication number Priority date Publication date Assignee Title
JPH07214888A (ja) * 1994-02-03 1995-08-15 Dainippon Toryo Co Ltd 立体模様塗板及びその製造方法
JP2000037851A (ja) * 1998-07-22 2000-02-08 Akira Bando 搬送方法
JP2002347325A (ja) * 2001-05-23 2002-12-04 Seven Corporation:Kk 突起の形成方法
JP2004117880A (ja) * 2002-09-26 2004-04-15 Hase Pro:Kk 画面保護シート
JP2006251608A (ja) * 2005-03-14 2006-09-21 Dainippon Printing Co Ltd レンチキュラーレンズ印刷物とその製造方法
JP2007055212A (ja) * 2005-08-26 2007-03-08 Toyo Mark:Kk パネル表面又は裏面にインク膨隆部を作出するスクリーン印刷方法及び印刷パネル材

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07214888A (ja) * 1994-02-03 1995-08-15 Dainippon Toryo Co Ltd 立体模様塗板及びその製造方法
JP2000037851A (ja) * 1998-07-22 2000-02-08 Akira Bando 搬送方法
JP2002347325A (ja) * 2001-05-23 2002-12-04 Seven Corporation:Kk 突起の形成方法
JP2004117880A (ja) * 2002-09-26 2004-04-15 Hase Pro:Kk 画面保護シート
JP2006251608A (ja) * 2005-03-14 2006-09-21 Dainippon Printing Co Ltd レンチキュラーレンズ印刷物とその製造方法
JP2007055212A (ja) * 2005-08-26 2007-03-08 Toyo Mark:Kk パネル表面又は裏面にインク膨隆部を作出するスクリーン印刷方法及び印刷パネル材

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120113611A1 (en) * 2007-11-09 2012-05-10 Motorola Mobility, Inc. Viewable surface having unoticeable smudges
US9110280B2 (en) * 2007-11-09 2015-08-18 Google Technology Holdings LLC Viewable surface having unnoticeable smudges
US9001502B1 (en) * 2013-11-12 2015-04-07 Randy G. Cowan Device screen protector article
US9542866B1 (en) 2013-11-12 2017-01-10 Randy G. Cowan Device screen protector article

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