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WO2014020863A1 - Plaque en creux pour impression d'héliogravure offset et carte à câblage imprimé - Google Patents

Plaque en creux pour impression d'héliogravure offset et carte à câblage imprimé Download PDF

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Publication number
WO2014020863A1
WO2014020863A1 PCT/JP2013/004484 JP2013004484W WO2014020863A1 WO 2014020863 A1 WO2014020863 A1 WO 2014020863A1 JP 2013004484 W JP2013004484 W JP 2013004484W WO 2014020863 A1 WO2014020863 A1 WO 2014020863A1
Authority
WO
WIPO (PCT)
Prior art keywords
intaglio
offset printing
pattern
gravure offset
printing
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2013/004484
Other languages
English (en)
Japanese (ja)
Inventor
健太郎 窪田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toppan Inc
Original Assignee
Toppan Printing Co Ltd
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 Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Priority to CN201380035956.9A priority Critical patent/CN104411503A/zh
Priority to JP2014527972A priority patent/JPWO2014020863A1/ja
Publication of WO2014020863A1 publication Critical patent/WO2014020863A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
    • B41N1/00—Printing plates or foils; Materials therefor
    • B41N1/04—Printing plates or foils; Materials therefor metallic
    • B41N1/06—Printing plates or foils; Materials therefor metallic for relief printing or intaglio printing
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
    • H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
    • H05K3/1275—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns by other printing techniques, e.g. letterpress printing, intaglio printing, lithographic printing, offset printing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
    • B41N1/00—Printing plates or foils; Materials therefor
    • B41N1/12—Printing plates or foils; Materials therefor non-metallic other than stone, e.g. printing plates or foils comprising inorganic materials in an organic matrix
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/11—Printed elements for providing electric connections to or between printed circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09—Shape and layout
    • H05K2201/09209—Shape and layout details of conductors
    • H05K2201/09218—Conductive traces
    • H05K2201/09272—Layout details of angles or corners

Definitions

  • the present invention relates to an intaglio used for gravure offset printing, and a printed wiring substrate provided with a wiring pattern formed by gravure offset printing using the intaglio.
  • Gravure offset printing is a method for stably printing excellent images with high resolution and high dimensional accuracy over a wide area using various high-viscosity coating materials such as various inks, resins, and conductive pastes on the surface of printing objects. It is a technique to do.
  • Fig. 1 shows a general gravure offset printing process.
  • Gravure offset printing is a process of filling the ink 102 with a doctor, squeegee or scraper 103 into the pattern portion 104 of the gravure offset printing intaglio 101 made of glass, resin, metal, etc. (step 1), and the pattern portion.
  • a gravure offset printing intaglio 101 filled with ink 102 in 104 is rotated while contacting a transfer body 111 having a transfer layer 112 formed of a resin such as silicone on the surface, and an ink film is formed on the transfer layer 112.
  • a step of transferring 113 (step 2), and a step of pressure-bonding the transfer body 111 to the printing body 121 and transferring the print pattern 122 of the ink film 113 remaining on the transfer layer 112 to the printing body 121 (step 3).
  • a transfer printing method In this gravure offset printing, coating materials having high viscosity such as various inks, resins, and conductive pastes can be printed on the surface of a printing medium in a wide range with high resolution and high dimensional accuracy.
  • the ink filled in the desired pattern portion provided in the intaglio is reliably transferred onto the transfer layer having ink releasability. Is required.
  • the ink is filled in the desired pattern part with a doctor, squeegee or scraper in advance, and the ink surface filled in the pattern part is smoothed, and the ink peelability It is necessary for the ink surface to be in uniform contact with the transfer body when it is pressure-bonded to the transfer body having the transfer layer.
  • Patent Document 1 specifically describes means for smoothing the ink surface filled in the pattern portion of the intaglio, bringing the ink surface into contact with the transfer body evenly, and reliably transferring the ink surface onto the transfer layer. Not disclosed.
  • the doctor etc. will be caught by the acute angle part, and the doctor will jump up from the intaglio. Ink leakage occurs.
  • an object of the present invention is to prevent a jumping of a doctor or the like and a defective ink take-out, and to stably supply a printed wiring substrate free from ink leakage, pinholes, and pattern defects.
  • one aspect of the present invention is a gravure offset printing intaglio having a pattern portion for forming a wiring pattern, wherein the pattern portion has an end or a start end in a printing direction.
  • the intaglio for gravure offset printing is characterized in that the shape of the positioned pattern portion is substantially arcuate.
  • the width of the pattern part is preferably 10 ⁇ m or more and 5 mm or less, and the radius of curvature of the pattern part is preferably 10 ⁇ m or more and 200 ⁇ m or less.
  • Another aspect of the present invention is a printed wiring substrate including a wiring pattern formed by gravure offset printing, and the shape of the wiring pattern located at the end or start of the printing direction is substantially a circle. It is a printed wiring board characterized by being arcuate.
  • the width of the wiring pattern is preferably 10 ⁇ m or more and 5 mm or less, and the curvature radius of the wiring pattern is preferably 10 ⁇ m or more and 200 ⁇ m or less.
  • the intaglio for gravure offset printing it is possible to prevent jumping of a doctor or the like and poor ink take-out, and to form a printed wiring substrate free from ink leakage, pinholes, and pattern defects.
  • the effect of the gravure offset printing intaglio according to the present invention becomes more prominent as the wiring pattern becomes thinner, it is suitable for forming a fine wiring pattern.
  • FIG. 1 is a process diagram of gravure offset printing according to the present invention.
  • FIG. 2 is a top view showing an embodiment of an intaglio for gravure offset printing according to the present invention.
  • FIG. 3 is a top view showing an embodiment of an intaglio for gravure offset printing according to the present invention.
  • FIG. 4 is a top view showing the gravure offset printing intaglio according to the embodiment.
  • FIG. 5 is a top view showing an intaglio for gravure offset printing according to a comparative example.
  • FIG. 1 is a process chart of the general gravure offset printing described above.
  • the ink 102 is put on the gravure offset printing intaglio 101, and the gravure is rolled while the ink 102 is rolled in the direction of the arrow in the figure by a doctor, a squeegee or a scraper 103.
  • the ink 102 is filled into the pattern portion 104 of the intaglio 101 for gravure offset printing.
  • the pattern portion 104 of the gravure offset printing intaglio 101 is formed by a groove having a width of about 10 ⁇ m to 5 mm, preferably 40 ⁇ m to 700 ⁇ m, more preferably 100 ⁇ m to 400 ⁇ m, and a depth of about 5 ⁇ m to 20 ⁇ m. .
  • the distance between the grooves is about 10 ⁇ m to 100 ⁇ m, preferably 20 to 50 ⁇ m.
  • the pattern portion of the intaglio for gravure offset printing according to the present invention includes, for example, a pattern portion 211 when the doctor is moved in the Y direction using a gravure offset printing intaglio 210 having a pattern portion 211 as shown in FIG.
  • the end portion 212 in the Y direction is arcuate. Accordingly, it is possible to prevent the doctor from jumping up, and it is possible to reduce island-like defects that occur in the vicinity of the pattern portion located at the end in the printing direction.
  • the shape of the end portion 212 in the Y direction of the pattern portion 211 is a substantially arc shape formed by an arbitrary curve such as an arc shape, a rounded corner shape, an elliptic arc shape, etc., which can prevent the doctor from jumping up. It is preferable that Further, when the shape of the end portion 212 in the Y direction in the pattern portion 211 is substantially arc-shaped, the radius of curvature (R) is preferably 10 ⁇ m to 200 ⁇ m, and more preferably 20 ⁇ m to 150 ⁇ m. For example, in the example shown in FIG.
  • the end portion 212 in the Y direction of the pattern portion 211 has an arc shape, and therefore the curvature radius (R) of the entire curve constituting the end portion 212 is 10 ⁇ m to 200 ⁇ m. Is more preferable, and 20 to 150 ⁇ m is more preferable. Further, in the case where the end portion 212 in the Y direction of the pattern portion 211 has a shape with rounded corners, the curvature radius (R) of the rounded corners of the curves constituting the end portion 212 is 10 ⁇ m to 200 ⁇ m. Is more preferable, and 20 to 150 ⁇ m is more preferable.
  • the shape of the end portion 212 in the Y direction of the pattern portion 211 is such that the shape of the top surface of the intaglio 210 for gravure offset printing is an arc shape.
  • the shape of the side cross section of the end portion 212 in the Y direction in the pattern portion 211 is not particularly limited, and the shape in which the corner portion is configured at about 90 degrees, the shape in which the corner portion is configured as an obtuse angle, Examples of the shape include a round shape and a substantially arc shape.
  • the printing direction refers to the moving direction of the transfer body when the ink film transferred to the transfer layer surface of the transfer body is transferred to the printing medium.
  • This printing direction is the same as the moving direction of the transfer body when the ink filled in the pattern portion of the gravure offset printing intaglio is transferred to the transfer layer surface of the transfer body.
  • the end in the printing direction of the pattern portion of the gravure offset printing intaglio plate means the position of the concave portion arranged on the most downstream side in the moving direction of the transfer body. In other words, it refers to the position of the recess of the gravure offset printing intaglio that comes into contact with the transfer body last.
  • terminus may be called a termination
  • the gravure offset printing intaglio 101 has a smooth surface. Thereby, it is possible to print without causing ink leakage to the surface of the intaglio. Further, chipping of a doctor or the like can be suppressed.
  • the surface of the intaglio 101 for gravure offset printing is the surface in contact with the doctor, squeegee or scraper 103 in the intaglio 101 for gravure offset printing, or the inner surface of the pattern portion 104 (groove) of the intaglio 101 for gravure offset printing. I mean. Note that the surface of the gravure offset printing intaglio 101 can be smoothed by rough surface polishing, mirror polishing, or ultra-precision polishing (lapping or polishing).
  • Examples of the method for forming the pattern portion 104 of the intaglio 101 for gravure offset printing include an etching method, an electroforming method, and a sand blast method. From the viewpoint of workability by these forming methods, the gravure offset printing intaglio 101 is preferably made of glass or a metal such as copper or nickel. In addition, it is desirable that a rubbing resistant film of chromium or carbon is formed on the surface.
  • the doctor, squeegee or scraper 103 needs to be filled with the ink 102 in the pattern portion 104 of the gravure offset printing intaglio 101 and scrape the ink 102 on the gravure offset printing intaglio 101 to some extent. A bend is required. Therefore, the doctor, squeegee or scraper 103 is preferably made of a metal such as stainless steel, a resin such as urethane, or a ceramic.
  • the transfer body 111 having the transfer layer 112 is rotated and moved on the intaglio plate 101 for gravure offset printing in which the pattern portion 104 is filled with the ink 102, and gravure offset printing is performed.
  • the ink 102 in the pattern portion 104 of the intaglio 101 is transferred to the transfer layer 112, and an ink film 113 is formed on the transfer layer 112.
  • a material for forming the transfer layer 112 a known material can be used, and among these, silicone rubber is desirable.
  • the surface of the transfer layer 112 and the surface of the ink 102 filled in the pattern portion 104 of the gravure offset printing intaglio plate 101 are even within the contact surface. It is necessary to touch. However, if there is an acute angle portion in the pattern portion positioned at the start end in the printing direction, the transfer layer of the transfer body cannot fall into the pattern portion in the vicinity of the acute angle portion, and pinholes and pattern defects due to defective ink removal occur.
  • the pattern portion of the intaglio for gravure offset printing according to the present invention includes, for example, a pattern portion when the transfer body is moved in the Y direction using a gravure offset intaglio 310 having a pattern portion 311 as shown in FIG. Of the 311, the Y-direction start end 312 has a rounded corner. Thereby, since the transfer layer of the transfer body sufficiently falls into the pattern portion, it is possible to reduce ink takeout failure.
  • the shape of the start end portion 312 in the Y direction of the pattern portion 311 is a substantially arc shape formed of an arbitrary curve such as an arc shape, a rounded corner shape, an elliptic arc shape, etc., which can reduce ink extraction failure. Or a shape constituted by a part of a polygon such as an octagon.
  • the radius of curvature (R) is preferably 10 ⁇ m to 200 ⁇ m, and more preferably 20 ⁇ m to 150 ⁇ m. For example, in the case of the example shown in FIG.
  • the start end 312 in the Y direction of the pattern portion 311 has a shape with rounded corners, and therefore, the curvature radius (R ) Is preferably 10 ⁇ m to 200 ⁇ m, more preferably 20 ⁇ m to 150 ⁇ m. Further, when the Y-direction start end 312 of the pattern portion 311 has an arc shape, the curvature radius (R) of the entire curve constituting the start end 312 is preferably 10 ⁇ m to 200 ⁇ m, and preferably 20 ⁇ m to 150 ⁇ m. It is more preferable.
  • the shape of the Y-direction start end portion 312 of the pattern portion 311 is such that the shape of the upper surface of the gravure offset printing intaglio 310 has rounded corners.
  • the shape of the side cross section of the Y-direction start end portion 312 in the pattern portion 311 is not particularly limited, and the shape of the corner portion constituted by about 90 degrees, the shape of the corner portion constituted by an obtuse angle, and the corner Examples of the shape include a round shape and a substantially arc shape.
  • the starting end in the printing direction of the pattern portion of the gravure offset printing intaglio plate means the position of the concave portion arranged on the most downstream side in the moving direction of the transfer body. In other words, it refers to the position of the concave portion of the gravure offset printing intaglio that first comes into contact with the transfer body. This starting end may be referred to as a starting end portion.
  • the transfer body 111 is rolled on the substrate 121 to transfer the ink film 113, thereby forming the print pattern 122 and obtaining the printed wiring substrate.
  • the pattern portion of the intaglio for gravure offset printing is characterized in that the shape of the end portion or the start end portion in the printing direction is a substantially arc shape, and other portions, for example, the printing direction of the pattern portion
  • the central portion connecting the end portion and the start end portion may be narrower or bent than the end portion or start end portion in the printing direction, and one or more patterns may be branched from the center portion. It may be a shape.
  • the printed wiring board of the present invention is produced by gravure offset printing using the above-described intaglio for gravure offset printing of the present invention.
  • the ink filled in the pattern portion of the intaglio for gravure offset printing of the present invention is transferred onto the transfer layer of the transfer body.
  • the formed ink film is transferred onto the base material to form a print pattern on the base material.
  • the shape of the wiring pattern located at the end in the printing direction is substantially arc-shaped.
  • the printed wiring board of the present invention has a high-definition wiring pattern free from island-like defects due to ink leakage because the wiring pattern located at the end in the printing direction has a substantially arc shape. Since the shape of the wiring pattern corresponds to the shape of the pattern portion of the intaglio for gravure offset printing, the width of the wiring pattern is about 10 ⁇ m to 5 mm, preferably 40 ⁇ m to 700 ⁇ m, more preferably 100 ⁇ m to 400 ⁇ m.
  • the radius of curvature (R) is preferably 10 ⁇ m to 200 ⁇ m, more preferably 20 ⁇ m to 150 ⁇ m. preferable.
  • the shape of the wiring pattern located at the start end in the printing direction is a substantially arc shape.
  • the printed wiring board of the present invention has a high-definition wiring pattern free from pinholes and pattern defects because the shape of the wiring pattern located at the start end in the printing direction is substantially arcuate. Since the shape of the wiring pattern corresponds to the shape of the pattern portion of the intaglio for gravure offset printing, the width of the wiring pattern is about 10 ⁇ m to 5 mm, preferably 40 ⁇ m to 700 ⁇ m, more preferably 100 ⁇ m to 400 ⁇ m.
  • the radius of curvature (R) is preferably 10 ⁇ m to 200 ⁇ m, more preferably 20 ⁇ m to 150 ⁇ m. preferable.
  • FIG. 4 schematically shows an intaglio for gravure offset printing according to the example.
  • the gravure offset printing intaglio 410 for the example is obtained by forming a pattern portion 411 by etching using glass having a length of 120 mm, a width of 120 mm, and a height of 3 mm.
  • the width of the pattern portion 411 is 300 ⁇ m.
  • the depth of the pattern part 411 is 10 ⁇ m.
  • the start end portion 412 and the end end portion 413 in the printing direction (Y direction) are arcuate.
  • FIG. 5 shows a gravure offset printing intaglio according to a comparative example.
  • the gravure offset printing intaglio 510 according to the comparative example has a pattern portion 511 formed by etching using glass having a length of 120 mm, a width of 120 mm, and a height of 3 mm.
  • the width of the pattern portion 511 is 300 ⁇ m.
  • the depth of the pattern portion 511 is 10 ⁇ m.
  • the start end portion 512 and the end end portion 513 in the printing direction (Y direction) are configured with acute angles.
  • gravure offset printing was performed in order to form a wiring pattern with a conductive silver paste on a polyethylene terephthalate substrate.
  • the polyethylene terephthalate substrate used had a thickness of 188 ⁇ m, a length of 120 mm, and a width of 120 mm.
  • the viscosity measured using a rheology measuring device was 9.5 Pa.s at an angular velocity of 10 rad / sec.
  • the ink which is s was used.
  • As the ink-peelable transfer member a material having a rubber hardness (JIS A) of 45 ° and a rubber thickness of 0.6 mm mainly composed of silicone rubber manufactured by Kinyo Co., Ltd. was used.
  • the doctor used a regular type of doctor blade manufactured by MDC.
  • the gravure offset printing device used was a commonly used printing device.
  • the printing conditions were such that the doctor speed was 50 mm / sec, the transfer body speed was 50 mm / sec, the contact width between the transfer body and the gravure offset printing intaglio, and the contact width between the transfer body and the polyethylene terephthalate substrate was uniformly 10 mm.
  • the printed wiring substrates of Examples and Comparative Examples were produced by the following steps. First, the conductive silver paste was filled into the pattern portion of the prepared gravure offset printing intaglio 810 with a doctor. Next, on the gravure offset printing intaglio filled with ink, the transfer body is rotated and moved in the printing direction (Y direction) of the gravure offset printing intaglio to form a conductive silver paste film on the silicone rubber. Formed. Finally, the transfer body on which the conductive silver paste film is formed is rotated and moved in the printing direction of the polyethylene terephthalate substrate to transfer the conductive silver paste film onto the polyethylene terephthalate substrate, and the wiring pattern Formed.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Printing Methods (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Manufacturing Of Printed Wiring (AREA)
PCT/JP2013/004484 2012-08-01 2013-07-23 Plaque en creux pour impression d'héliogravure offset et carte à câblage imprimé Ceased WO2014020863A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201380035956.9A CN104411503A (zh) 2012-08-01 2013-07-23 凹版胶印印刷用凹版和印刷线路板
JP2014527972A JPWO2014020863A1 (ja) 2012-08-01 2013-07-23 グラビアオフセット印刷用凹版および印刷配線基材

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012-170910 2012-08-01
JP2012170910 2012-08-01

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WO2014020863A1 true WO2014020863A1 (fr) 2014-02-06

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JP (1) JPWO2014020863A1 (fr)
CN (1) CN104411503A (fr)
TW (1) TW201408152A (fr)
WO (1) WO2014020863A1 (fr)

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JP6886909B2 (ja) 2017-11-06 2021-06-16 日本航空電子工業株式会社 タッチパネルの生産方法
JP2023139497A (ja) * 2022-03-22 2023-10-04 日本航空電子工業株式会社 配線印刷用グラビア版

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0829616A (ja) * 1994-07-19 1996-02-02 Toppan Printing Co Ltd カラーフィルタの製造方法
JP2005138324A (ja) * 2003-11-04 2005-06-02 Sumitomo Rubber Ind Ltd オフセット印刷方法
JP2012020404A (ja) * 2010-07-12 2012-02-02 Bridgestone Corp 印刷版、及びこれを用いた導電性部材の製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980024075A (ko) * 1996-09-16 1998-07-06 퀴오그 매뉴엘 불용성 금속염을 사용하여 양이온성 염료, 음이온성 염료 및 안료 분산액을 부동화시키는 방법
JP3474715B2 (ja) * 1996-10-02 2003-12-08 松下電器産業株式会社 凹版オフセット印刷用凹版
JP4993658B2 (ja) * 2005-12-13 2012-08-08 住友ゴム工業株式会社 印刷方法
US8101231B2 (en) * 2007-12-07 2012-01-24 Cabot Corporation Processes for forming photovoltaic conductive features from multiple inks
WO2010007787A1 (fr) * 2008-07-15 2010-01-21 Yoshida Kenji Système d'affichage d'images vidéo 3d à l'oeil nu, afficheur de ce type, machine de jeux de divertissement et feuille barrière à parallaxe

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0829616A (ja) * 1994-07-19 1996-02-02 Toppan Printing Co Ltd カラーフィルタの製造方法
JP2005138324A (ja) * 2003-11-04 2005-06-02 Sumitomo Rubber Ind Ltd オフセット印刷方法
JP2012020404A (ja) * 2010-07-12 2012-02-02 Bridgestone Corp 印刷版、及びこれを用いた導電性部材の製造方法

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CN104411503A (zh) 2015-03-11
JPWO2014020863A1 (ja) 2016-07-21

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