ES2128108T3 - Hoja de registro de un juego de calco. - Google Patents

Hoja de registro de un juego de calco.

Info

Publication number
ES2128108T3
ES2128108T3 ES95940255T ES95940255T ES2128108T3 ES 2128108 T3 ES2128108 T3 ES 2128108T3 ES 95940255 T ES95940255 T ES 95940255T ES 95940255 T ES95940255 T ES 95940255T ES 2128108 T3 ES2128108 T3 ES 2128108T3
Authority
ES
Spain
Prior art keywords
record sheet
dye
coupling developer
stamping
tracing
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.)
Expired - Lifetime
Application number
ES95940255T
Other languages
English (en)
Inventor
Gunter Gabel
Wolfram Friesen
Reiner Muller
Michael Hirt
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.)
Mitsubishi HiTec Paper Bielefeld GmbH
Original Assignee
Mitsubishi HiTec Paper Bielefeld 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
Application filed by Mitsubishi HiTec Paper Bielefeld GmbH filed Critical Mitsubishi HiTec Paper Bielefeld GmbH
Application granted granted Critical
Publication of ES2128108T3 publication Critical patent/ES2128108T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/155—Colour-developing components, e.g. acidic compounds; Additives or binders therefor; Layers containing such colour-developing components, additives or binders
    • 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
    • B41M3/142—Security printing using chemical colour-formers or chemical reactions, e.g. leuco-dye/acid, photochromes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)

Abstract

PARA UN MEJOR RECONOCIMIENTO DE LAS FALSIFICACIONES, LA INVENCION PROPONE UNA PLANCHA DE ESTAMPACION DE UN CONJUNTO AUTOCOPIADOR, QUE TIENE EN UNA DE SUS CARAS UNA CAPA DE ESTAMPACION QUE CONTIENE UN REVELADOR DE ACOPLAMIENTO DE COLORANTES UTILIZADO PARA REACCIONAR CON PRECURSORES DECOLORANTES INCOLOROS. LA CAPA DE ESTAMPACION CONTIENE TAMBIEN UNO O MAS PRECURSORES DE COLORANTES EN FORMA SOLIDA QUE SON ACCESIBLES LIBREMENTE Y NO ESTAN AISLADOS DEL REVELADOR DE ACOPLAMIENTO DE COLORANTES Y QUE NO CONSTITUYEN MAS DEL 1 % EN PESO EN RELACION CON EL REVELADOR DE ACOPLAMIENTO DE COLORANTE.
ES95940255T 1994-12-08 1995-11-29 Hoja de registro de un juego de calco. Expired - Lifetime ES2128108T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4443660A DE4443660C1 (de) 1994-12-08 1994-12-08 Aufzeichnungsbogen eines Durchschreibesatzes

Publications (1)

Publication Number Publication Date
ES2128108T3 true ES2128108T3 (es) 1999-05-01

Family

ID=6535238

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95940255T Expired - Lifetime ES2128108T3 (es) 1994-12-08 1995-11-29 Hoja de registro de un juego de calco.

Country Status (9)

Country Link
EP (1) EP0796173B1 (es)
AU (1) AU690783B2 (es)
CZ (1) CZ173997A3 (es)
DE (2) DE4443660C1 (es)
ES (1) ES2128108T3 (es)
IL (1) IL116181A0 (es)
PL (1) PL320633A1 (es)
WO (1) WO1996017729A1 (es)
ZA (1) ZA9510065B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3058339B1 (en) 2013-10-07 2019-05-22 APDN (B.V.I.) Inc. Multimode image and spectral reader
US10745825B2 (en) 2014-03-18 2020-08-18 Apdn (B.V.I.) Inc. Encrypted optical markers for security applications
WO2015142990A1 (en) 2014-03-18 2015-09-24 Apdn (B.V.I.) Inc. Encryped optical markers for security applications
US10920274B2 (en) 2017-02-21 2021-02-16 Apdn (B.V.I.) Inc. Nucleic acid coated submicron particles for authentication

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2279570A1 (fr) * 1974-04-26 1976-02-20 Portals Ltd Document dont l'authenticite peut etre verifiee avec surete
DE2722427A1 (de) * 1977-05-18 1978-11-30 Juergen Dethloff Nachahmungs- und verfaelschungsgeschuetzter visuell und maschinell lesbarer beleg
DE3038178C1 (de) * 1980-10-09 1982-06-09 GAO Gesellschaft für Automation und Organisation mbH, 8000 München Gegen Radieren geschuetztes Sicherheitspapier
GB8407212D0 (en) * 1984-03-20 1984-04-26 Tythe J Security documents

Also Published As

Publication number Publication date
WO1996017729A1 (de) 1996-06-13
AU690783B2 (en) 1998-04-30
IL116181A0 (en) 1996-01-31
EP0796173A1 (de) 1997-09-24
DE4443660C1 (de) 1995-10-26
PL320633A1 (en) 1997-10-13
EP0796173B1 (de) 1999-01-13
DE59504843D1 (de) 1999-02-25
AU4176696A (en) 1996-06-26
ZA9510065B (en) 1996-06-29
CZ173997A3 (en) 1997-11-12

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