ATE140835T1 - Verfahren zur herstellung lithographischer druckformen - Google Patents

Verfahren zur herstellung lithographischer druckformen

Info

Publication number
ATE140835T1
ATE140835T1 AT93201114T AT93201114T ATE140835T1 AT E140835 T1 ATE140835 T1 AT E140835T1 AT 93201114 T AT93201114 T AT 93201114T AT 93201114 T AT93201114 T AT 93201114T AT E140835 T1 ATE140835 T1 AT E140835T1
Authority
AT
Austria
Prior art keywords
lithographic printing
printing plate
image
screening
plate precursor
Prior art date
Application number
AT93201114T
Other languages
English (en)
Inventor
Paul Delabastita
Hunsel Johan Van
Original Assignee
Agfa Gevaert Nv
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8213771&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE140835(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Agfa Gevaert Nv filed Critical Agfa Gevaert Nv
Application granted granted Critical
Publication of ATE140835T1 publication Critical patent/ATE140835T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4051—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size
    • H04N1/4052—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size by error diffusion, i.e. transferring the binarising error to neighbouring dot decisions
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/004—Photosensitive materials
    • G03F7/06—Silver salts
    • G03F7/07—Silver salts used for diffusion transfer

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Printing Plates And Materials Therefor (AREA)
AT93201114T 1993-04-16 1993-04-16 Verfahren zur herstellung lithographischer druckformen ATE140835T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP93201114A EP0620673B1 (de) 1993-04-16 1993-04-16 Verfahren zur Herstellung lithographischer Druckformen

Publications (1)

Publication Number Publication Date
ATE140835T1 true ATE140835T1 (de) 1996-08-15

Family

ID=8213771

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93201114T ATE140835T1 (de) 1993-04-16 1993-04-16 Verfahren zur herstellung lithographischer druckformen

Country Status (5)

Country Link
US (1) US20030118943A1 (de)
EP (1) EP0620673B1 (de)
JP (1) JP3564168B2 (de)
AT (1) ATE140835T1 (de)
DE (1) DE69303809T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0713324A1 (de) * 1994-11-15 1996-05-22 Agfa-Gevaert N.V. Verfahren zur Vorbereitung von einer Lithographische Druckplatte
EP0734151B1 (de) * 1995-03-22 2000-06-14 Agfa-Gevaert N.V. Grössenmodulierte stochastische Rasterung
EP0734147B1 (de) * 1995-03-22 2000-06-14 Agfa-Gevaert N.V. Intensitätsmodulierte stochastische Rasterung zur Herstellung lithographischer Druckplatten
DE69517504T2 (de) * 1995-03-22 2001-02-08 Agfa-Gevaert N.V., Mortsel Zeitmodulierte stochastische Halbtonrasterung
CN1062079C (zh) * 1995-06-21 2001-02-14 时代集团公司 调幅调频挂网方法
US5884013A (en) * 1995-11-17 1999-03-16 Agfa-Gevaert Autotypical screening with optimised dotshape
DE69525534T2 (de) * 1995-11-17 2002-09-05 Agfa-Gevaert N.V., Mortsel Autotypische Rasterung mit optimierten Punktformen
DE69523327D1 (de) * 1995-12-11 2001-11-22 Agfa Gevaert Nv Verfahren zur Herstellung einer lithographischen Druckform nach dem Verfahren der Silbersalz-Diffusionsübertragung
DE69617200T2 (de) * 1996-03-14 2002-07-04 Agfa-Gevaert N.V., Mortsel Halbtonreproduktion durch Aufzeichnung einzelner Punkte mittels mehrerer Laserstrahlen
AU9180098A (en) 1997-09-30 1999-04-23 Durand Limited Anti-counterfeiting and diffusive screens

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1473751A (fr) 1965-04-03 1967-03-17 Fuji Photo Film Co Ltd Procédé de reproduction d'images
GB1489308A (en) 1974-03-18 1977-10-19 Scott Paper Co Laser imagable dry planographic printing plate blank
US4501811A (en) 1982-10-16 1985-02-26 Mitsubishi Paper Mills, Ltd. Process for making lithographic printing plates
US4784933A (en) 1985-11-12 1988-11-15 Mitsubishi Paper Mills, Ltd. Method for making lithographic printing plate using light wavelengths over 700 μm
JP2631143B2 (ja) 1989-03-16 1997-07-16 富士写真フイルム株式会社 光重合性組成物
EP0410500B1 (de) 1989-07-25 1995-10-25 Agfa-Gevaert N.V. Nach dem DTR-Verfahren hergestellte lithographische Aluminium-Offset-Druckform
DE68922495T2 (de) 1989-10-20 1995-11-09 Agfa Gevaert Nv Verfahren zur Herstellung einer Flachdruckplatte.
DE69021862T2 (de) 1990-04-04 1996-04-04 Agfa Gevaert Nv Wasserentwickelbare lithographische Diazo-Druckplatte.
US5175804A (en) 1990-05-31 1992-12-29 Onyx Graphics Corporation System and method for color image reproduction from color separations prepared from random fixed size dot placement
EP0471483A1 (de) 1990-08-03 1992-02-19 Canon Kabushiki Kaisha Verfahren zur Oberflächenverbesserung, Verfahren zur Herstellung einer Druckplatte, Druckplatte und Druckverfahren
EP0474922A1 (de) 1990-09-11 1992-03-18 Agfa-Gevaert N.V. Photographisches DTR-Mono-blattmaterial
JP2627018B2 (ja) 1990-09-12 1997-07-02 富士写真フイルム株式会社 水なし平版印刷版の製版方法
JP2652081B2 (ja) 1990-10-26 1997-09-10 富士写真フイルム株式会社 水なし平版印刷版の版面修正液
DE69029944T2 (de) 1990-11-02 1997-09-04 Agfa Gevaert Nv Verfahren zur Herstellung lithographischer Aluminium-Offset-Druckplatten
JP2532302B2 (ja) 1990-11-07 1996-09-11 富士写真フイルム株式会社 湿し水不要感光性平版印刷版
JPH04181255A (ja) 1990-11-16 1992-06-29 Canon Inc 画像形成方法
JP2739390B2 (ja) 1990-11-21 1998-04-15 富士写真フイルム株式会社 平版印刷版の製造方法
DE4102173A1 (de) 1991-01-25 1992-07-30 Basf Ag Lagerstabile loesung eines carboxylgruppenhaltigen copolymerisats sowie verfahren zur herstellung von photoempfindlichen lacken und offsetdruckplatten
DE69225348T2 (de) 1991-03-05 1998-10-29 Agfa Gevaert Nv Verfahren zur Herstellung von Bildern
US5230988A (en) 1991-03-12 1993-07-27 Fuji Photo Film Co., Ltd. Method of making lithographic printing plate
EP0571010B1 (de) * 1992-05-22 1997-03-12 Agfa-Gevaert N.V. Verbessertes Verfahren zur frequenzmodulierten Halbtonrasterung

Also Published As

Publication number Publication date
JPH075728A (ja) 1995-01-10
DE69303809T2 (de) 1997-02-20
EP0620673B1 (de) 1996-07-24
DE69303809D1 (de) 1996-08-29
US20030118943A1 (en) 2003-06-26
JP3564168B2 (ja) 2004-09-08
EP0620673A1 (de) 1994-10-19

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Legal Events

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