LT2284019T - Security paper for laser engraving, security document and method for making security documents - Google Patents

Security paper for laser engraving, security document and method for making security documents

Info

Publication number
LT2284019T
LT2284019T LTEP09460025.1T LT09460025T LT2284019T LT 2284019 T LT2284019 T LT 2284019T LT 09460025 T LT09460025 T LT 09460025T LT 2284019 T LT2284019 T LT 2284019T
Authority
LT
Lithuania
Prior art keywords
security
making
laser engraving
paper
documents
Prior art date
Application number
LTEP09460025.1T
Other languages
Lithuanian (lt)
Inventor
Joanna Gurtowska
Ewelina Jakielaszek
Marzena Sadecka
Slawomir Ziolkowski
Daniel Mierzejewski
Original Assignee
Polska Wytwornia Papierow Wartosciowych S.A.
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 Polska Wytwornia Papierow Wartosciowych S.A. filed Critical Polska Wytwornia Papierow Wartosciowych S.A.
Publication of LT2284019T publication Critical patent/LT2284019T/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/28—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
    • B41M5/282—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating using thermochromic compounds
    • B41M5/283—Inorganic thermochromic compounds

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Paper (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Laser Beam Processing (AREA)
LTEP09460025.1T 2009-06-22 2009-06-22 Security paper for laser engraving, security document and method for making security documents LT2284019T (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP09460025.1A EP2284019B1 (en) 2009-06-22 2009-06-22 Security paper for laser engraving, security document and method for making security documents

Publications (1)

Publication Number Publication Date
LT2284019T true LT2284019T (en) 2016-09-12

Family

ID=41510513

Family Applications (1)

Application Number Title Priority Date Filing Date
LTEP09460025.1T LT2284019T (en) 2009-06-22 2009-06-22 Security paper for laser engraving, security document and method for making security documents

Country Status (4)

Country Link
EP (1) EP2284019B1 (en)
ES (1) ES2581655T3 (en)
LT (1) LT2284019T (en)
PL (1) PL2284019T3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2992256A1 (en) 2012-06-26 2013-12-27 Arjowiggins Security ELEMENT IN LASER ENGRAVABLE SHEET.
GB201503178D0 (en) * 2015-02-25 2015-04-08 Inovink Ltd And Keeling & Walker Ltd Improvements in relation to security printing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3929057A1 (en) * 1989-09-01 1991-03-07 Metallgesellschaft Ag ELECTRICALLY CONDUCTIVE RUTILE MIXED-PHASE PIGMENT, METHOD FOR THE PRODUCTION THEREOF AND THE USE THEREOF
DE4103231A1 (en) * 1991-02-02 1992-08-06 Metallgesellschaft Ag Electroconductive pigment providing electromagnetic screening in computer cases - comprises spinel particles coated with antimony-doped tin oxide
FR2689531B1 (en) * 1992-04-07 1994-12-23 Arjo Wiggins Sa Antistatic sheet.
US5484694A (en) * 1994-11-21 1996-01-16 Eastman Kodak Company Imaging element comprising an electrically-conductive layer containing antimony-doped tin oxide particles
JPH09249820A (en) * 1996-03-15 1997-09-22 Titan Kogyo Kk White electroconductive powder and its production
DE102004027306A1 (en) * 2004-06-04 2005-12-22 Giesecke & Devrient Gmbh Security document, e.g. banknote or passport, uses security paper with coated sub-section(s) and are marked with laser so that mark extends over boundary between coating and paper
WO2006045567A2 (en) * 2004-10-25 2006-05-04 Merck Patent Gmbh Use of moulding bodies made of core-shell particles
DE102006057507A1 (en) * 2006-12-06 2008-06-12 Merck Patent Gmbh Optically variable security element

Also Published As

Publication number Publication date
EP2284019A1 (en) 2011-02-16
PL2284019T3 (en) 2017-03-31
ES2581655T3 (en) 2016-09-06
EP2284019B1 (en) 2016-04-13

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