BG64397B1 - Маркиращи субстанции и защитни знаци, метод за интегрирането им в хартиеното платно и метод за проверяването им - Google Patents

Маркиращи субстанции и защитни знаци, метод за интегрирането им в хартиеното платно и метод за проверяването им Download PDF

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Publication number
BG64397B1
BG64397B1 BG105101A BG10510101A BG64397B1 BG 64397 B1 BG64397 B1 BG 64397B1 BG 105101 A BG105101 A BG 105101A BG 10510101 A BG10510101 A BG 10510101A BG 64397 B1 BG64397 B1 BG 64397B1
Authority
BG
Bulgaria
Prior art keywords
pedt
pss
layer
electrically conductive
carrier
Prior art date
Application number
BG105101A
Other languages
Bulgarian (bg)
English (en)
Other versions
BG105101A (en
Inventor
Frank Puttkammer
Monika Puttkammer
Gunther Zscherpe
Original Assignee
Whd Electronische Prueftechnik Gmbh
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=27438817&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BG64397(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE19826800A external-priority patent/DE19826800A1/de
Priority claimed from DE19836503A external-priority patent/DE19836503B4/de
Priority claimed from DE19915440A external-priority patent/DE19915440A1/de
Priority claimed from DE19928059A external-priority patent/DE19928059A1/de
Application filed by Whd Electronische Prueftechnik Gmbh filed Critical Whd Electronische Prueftechnik Gmbh
Publication of BG105101A publication Critical patent/BG105101A/xx
Publication of BG64397B1 publication Critical patent/BG64397B1/bg

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/45—Associating two or more layers
    • B42D25/465—Associating two or more layers using chemicals or adhesives
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/04—Testing magnetic properties of the materials thereof, e.g. by detection of magnetic imprint
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14—Security printing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29—Securities; Bank notes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/44—Watermarking devices
    • 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/02—Testing electrical properties of the materials thereof
    • G07D7/026—Testing electrical properties of the materials thereof using capacitive sensors
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • B42D2033/16—
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/415—Marking using chemicals
    • 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
    • D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods
    • D21H21/48—Elements suited for physical verification, e.g. by irradiation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S283/00—Printed matter
    • Y10S283/901—Concealed data
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24917—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including metal layer

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Business, Economics & Management (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Credit Cards Or The Like (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Ropes Or Cables (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Conductive Materials (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
BG105101A 1998-06-16 2001-01-02 Маркиращи субстанции и защитни знаци, метод за интегрирането им в хартиеното платно и метод за проверяването им BG64397B1 (bg)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19826800A DE19826800A1 (de) 1998-06-16 1998-06-16 Herstellung von Spezialpapieren zum Ursprungsnachweis mit elektrisch leitenden Merkmalsstoffen und Prüfung derselben
DE19836503A DE19836503B4 (de) 1998-08-12 1998-08-12 Verfahren zur Herstellung eines Sicherheitsmerkmals
DE19915440A DE19915440A1 (de) 1998-06-16 1999-03-27 Elektrisch leitender Merkmalsstoff
DE19928059A DE19928059A1 (de) 1998-06-16 1999-06-15 Elektrisch leitender Merkmalsstoff

Publications (2)

Publication Number Publication Date
BG105101A BG105101A (en) 2001-12-29
BG64397B1 true BG64397B1 (bg) 2004-12-30

Family

ID=27438817

Family Applications (1)

Application Number Title Priority Date Filing Date
BG105101A BG64397B1 (bg) 1998-06-16 2001-01-02 Маркиращи субстанции и защитни знаци, метод за интегрирането им в хартиеното платно и метод за проверяването им

Country Status (20)

Country Link
US (1) US7367592B1 (de)
EP (1) EP1090187B1 (de)
JP (2) JP3984422B2 (de)
KR (1) KR100451812B1 (de)
CN (1) CN1305553A (de)
AT (1) ATE266123T1 (de)
BG (1) BG64397B1 (de)
CZ (1) CZ297455B6 (de)
DE (1) DE59909408D1 (de)
DK (1) DK1090187T3 (de)
ES (1) ES2222036T3 (de)
HR (1) HRP20010043A2 (de)
HU (1) HUP0102544A3 (de)
PL (1) PL344862A1 (de)
PT (1) PT1090187E (de)
RU (1) RU2200782C2 (de)
SK (1) SK19122000A3 (de)
TR (1) TR200003756T2 (de)
UA (1) UA43468C2 (de)
WO (1) WO1999066128A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20012075A1 (it) * 2001-10-08 2003-04-08 Consiglio Nazionale Ricerche Procedimento per il conferimento e controllo su scale micro e nanomatriche dell'anisotropia di proprieta' strutturali elettriche ottiche ed
CA2500244A1 (en) * 2002-10-03 2004-04-15 Metss Corporation Electrostatic charge dissipating hard laminate surfaces
AT504444A1 (de) * 2002-11-28 2008-05-15 Hueck Folien Gmbh Sicherheitselemente mit kombinierten maschinell erkennbaren merkmalen
FI20030492A7 (fi) * 2003-04-01 2004-10-02 M Real Oyj Paperi- tai kartonkipohjainen aitoustuote
AT500871B1 (de) * 2003-06-17 2007-03-15 Hueck Folien Gmbh Sicherheitselemente mit visuell erkennbaren und maschinenlesbaren merkmalen
AT500908A1 (de) * 2003-06-17 2006-04-15 Hueck Folien Gmbh Sicherheitselement mit magnetischer codierung, verfahren und vorrichtung zu dessen herstellung und dessen verwendung
AT501356A1 (de) * 2003-06-18 2006-08-15 Hueck Folien Gmbh Sicherheitselemente und sicherheitsmerkmale mit farbeffekten
JP4525088B2 (ja) * 2004-01-27 2010-08-18 富士ゼロックス株式会社 磁性材が漉き込まれた用紙の作製装置
JP4834968B2 (ja) 2004-08-11 2011-12-14 富士ゼロックス株式会社 真偽判定システム、真偽判定装置及びプログラム
DE102004039049A1 (de) * 2004-08-11 2006-02-23 Giesecke & Devrient Gmbh Verfahren und Vorrichtung zum Messen von Blattgut
EP1805033A1 (de) 2004-10-20 2007-07-11 Hueck Folien GmbH Substrate mit elektrisch leitfähigen schichten
GB0514327D0 (en) 2005-07-13 2005-08-17 Harris Colin A Producing security paper
FR2890666A1 (fr) * 2005-09-15 2007-03-16 Arjowiggins Security Soc Par A Structure comportant un substrat en matiere fibreuse et procede pour authentifier et/ou identifier une telle structure.
US7627161B2 (en) 2005-11-28 2009-12-01 Fuji Xerox Co., Ltd. Authenticity determination method, apparatus and program
FR2901286B1 (fr) * 2006-05-19 2011-08-19 Arjowiggins Procede de fabrication d'un materiau en feuille comprenant au moins une couche fibreuse et des elements de securite et/ou decoratifs
CN101905560B (zh) * 2010-08-05 2012-06-13 深圳市华德防伪技术开发有限公司 一种白水印纸制备机
WO2013037492A1 (en) * 2011-09-14 2013-03-21 Heraeus Precious Metals Gmbh & Co. Kg Process for determining a code by means of capacities
RU2509652C1 (ru) * 2012-11-07 2014-03-20 Федеральное Государственное Унитарное Предприятие "Гознак" (Фгуп "Гознак") Защитный элемент для ценного документа в виде многослойной полимерной структуры с магнитным слоем и изделие с защитным элементом
US9952160B2 (en) * 2014-04-04 2018-04-24 Packaging Corporation Of America System and method for determining an impact of manufacturing processes on the caliper of a sheet material
RU2561073C1 (ru) * 2014-06-02 2015-08-20 Федеральное Государственное Унитарное Предприятие "Гознак" (Фгуп "Гознак") Изделие, содержащее носитель с защитной маркировкой, и способ определения подлинности изделия
FR3022489B1 (fr) * 2014-06-23 2021-10-29 Arjowiggins Security Papiers de securite et procedes de fabrication.
CN104695286A (zh) * 2015-03-15 2015-06-10 天津中钞纸业有限公司 防伪纸、防伪纸制备装置及防伪纸制备方法
JP7005926B2 (ja) * 2017-04-06 2022-01-24 セイコーエプソン株式会社 シート製造装置
CN111395054A (zh) * 2020-03-27 2020-07-10 深圳市旺盈彩盒纸品有限公司 柔性透明导电疏水纸张及其制备方法
CN111495707B (zh) * 2020-04-24 2021-09-17 绍兴宾果科技有限公司 一种环保型拉伸式防伪颗粒印刷机器人流水线

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5112672A (en) * 1988-12-21 1992-05-12 Gao Gesellschaft Fur Automation Und Organisation Mbh Security document having an electrically conductive security element embedded therein
DE4334797A1 (de) * 1993-08-28 1995-03-02 Klaus Herbst Verfahren zur Herstellung eines fälschungssicheren Dokuments, insbesondere aus Papier und Verfahren zur Echtheitsprüfung von derartigen Dokumenten
US5419424A (en) * 1994-04-28 1995-05-30 Authentication Technologies, Inc. Currency paper security thread verification device
EP0659587A1 (de) * 1993-12-24 1995-06-28 Giesecke & Devrient GmbH Sicherheitspapier mit einem faden- oder bandförmigen Sicherheitselement sowie Verfahren zur Herstellung desselben
EP0753623A2 (de) * 1995-07-14 1997-01-15 MANTEGAZZA ANTONIO ARTI GRAFICHE S.r.l. Sicherheitsblatt, insbesondere vom Typ der ein elektrisch leitendes Element beinhaltet
EP0839950A2 (de) * 1996-10-29 1998-05-06 Hans-Joachim Dr. Schultz Verfahren zum Einlagern von Substanzen in eine laufende Faserstoffbahn
DE19653423A1 (de) * 1996-12-20 1998-06-25 Giesecke & Devrient Gmbh Druckfarbe
DE19714519A1 (de) * 1997-02-03 1998-08-06 Giesecke & Devrient Gmbh Wertdokument und Verfahren zu seiner Herstellung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE362274B (de) * 1972-04-25 1973-12-03 Esselte Ab
GB8912750D0 (en) * 1989-06-02 1989-07-19 Portals Ltd Security paper
DE4036637A1 (de) * 1990-11-16 1992-05-21 Gao Ges Automation Org Wertpapier und verfahren zu seiner herstellung
DE4209718A1 (de) * 1991-06-13 1992-12-17 Zimmermann Johann Mix- und trinkbecher
RU2035314C1 (ru) * 1992-07-28 1995-05-20 Предприятие "Спекл" Способ изготовления голографических этикеток
GB2282611B (en) * 1993-09-27 1997-01-29 Portals Ltd Improvement in security features for paper
DE19539282C2 (de) * 1995-10-21 1997-08-07 Voith Sulzer Papiermasch Gmbh Vorrichtung zum Herstellen einer Papierbahn mit einem hierin eingebetteten Sicherheitsfaden
US6025119A (en) * 1998-12-18 2000-02-15 Eastman Kodak Company Antistatic layer for imaging element

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5112672A (en) * 1988-12-21 1992-05-12 Gao Gesellschaft Fur Automation Und Organisation Mbh Security document having an electrically conductive security element embedded therein
DE4334797A1 (de) * 1993-08-28 1995-03-02 Klaus Herbst Verfahren zur Herstellung eines fälschungssicheren Dokuments, insbesondere aus Papier und Verfahren zur Echtheitsprüfung von derartigen Dokumenten
EP0659587A1 (de) * 1993-12-24 1995-06-28 Giesecke & Devrient GmbH Sicherheitspapier mit einem faden- oder bandförmigen Sicherheitselement sowie Verfahren zur Herstellung desselben
DE4344553A1 (de) * 1993-12-24 1995-06-29 Giesecke & Devrient Gmbh Sicherheitspapier mit einem faden- oder bandförmigen Sicherheitselement sowie Verfahren zur Herstellung desselben
US5419424A (en) * 1994-04-28 1995-05-30 Authentication Technologies, Inc. Currency paper security thread verification device
EP0753623A2 (de) * 1995-07-14 1997-01-15 MANTEGAZZA ANTONIO ARTI GRAFICHE S.r.l. Sicherheitsblatt, insbesondere vom Typ der ein elektrisch leitendes Element beinhaltet
EP0839950A2 (de) * 1996-10-29 1998-05-06 Hans-Joachim Dr. Schultz Verfahren zum Einlagern von Substanzen in eine laufende Faserstoffbahn
DE19653423A1 (de) * 1996-12-20 1998-06-25 Giesecke & Devrient Gmbh Druckfarbe
DE19714519A1 (de) * 1997-02-03 1998-08-06 Giesecke & Devrient Gmbh Wertdokument und Verfahren zu seiner Herstellung

Also Published As

Publication number Publication date
HUP0102544A3 (en) 2002-12-28
JP2002518608A (ja) 2002-06-25
BG105101A (en) 2001-12-29
ES2222036T3 (es) 2005-01-16
JP3984422B2 (ja) 2007-10-03
WO1999066128A1 (de) 1999-12-23
DE59909408D1 (de) 2004-06-09
TR200003756T2 (tr) 2001-05-21
PL344862A1 (en) 2001-11-19
PT1090187E (pt) 2004-09-30
US7367592B1 (en) 2008-05-06
HRP20010043A2 (en) 2001-12-31
CN1305553A (zh) 2001-07-25
CZ297455B6 (cs) 2006-12-13
UA43468C2 (uk) 2001-12-17
KR20010071480A (ko) 2001-07-28
EP1090187A1 (de) 2001-04-11
KR100451812B1 (ko) 2004-10-08
EP1090187B1 (de) 2004-05-06
SK19122000A3 (sk) 2001-07-10
HUP0102544A2 (hu) 2001-11-28
CZ20004524A3 (en) 2001-05-16
JP2007186843A (ja) 2007-07-26
DK1090187T3 (da) 2004-09-06
RU2200782C2 (ru) 2003-03-20
ATE266123T1 (de) 2004-05-15

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