ES2080465T3 - Sistema de autentificacion reversible de un papel de seguridad. - Google Patents
Sistema de autentificacion reversible de un papel de seguridad.Info
- Publication number
- ES2080465T3 ES2080465T3 ES92401979T ES92401979T ES2080465T3 ES 2080465 T3 ES2080465 T3 ES 2080465T3 ES 92401979 T ES92401979 T ES 92401979T ES 92401979 T ES92401979 T ES 92401979T ES 2080465 T3 ES2080465 T3 ES 2080465T3
- Authority
- ES
- Spain
- Prior art keywords
- security paper
- composition
- paper
- reversible
- authentication system
- 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
Links
Classifications
-
- 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
-
- 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
- D21H21/46—Elements suited for chemical verification or impeding chemical tampering, e.g. by use of eradicators
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Credit Cards Or The Like (AREA)
- Inspection Of Paper Currency And Valuable Securities (AREA)
- Paper (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Abstract
LA INVENCION SE REFIERE A UN SISTEMA DE AUTENTIFICACION DE UN PAPEL DE SEGURIDAD. COMPRENDE EN COMBINACION: ALTERA DE MANERA SIGNIFICATIVA EL COLOR DEL PAPEL, SICION DE AUTENTIFICACION QUE COMPRENDE UN SEGUNDO REACTIVO QUIMICO (2) QUE FORMA UN PRODUCTO COLOREADO CON 81), SICION DE DESAPARICION DEL PRODUCTO COLOREADO. PREFERENTEMENTE, COMPRENDE: VO (2) IONES DE LOS METALES DE TRANSICION QUE FORMAN UN COMPLEJO COLOREADO (1), JO COLOREADO. APLICACION COMO PAPEL PARA BILLETE DE BANCO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9109549A FR2679934B1 (fr) | 1991-07-29 | 1991-07-29 | Papier de securite authentifiable de facon reversible. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2080465T3 true ES2080465T3 (es) | 1996-02-01 |
Family
ID=9415624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES92401979T Expired - Lifetime ES2080465T3 (es) | 1991-07-29 | 1992-07-09 | Sistema de autentificacion reversible de un papel de seguridad. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0530059B1 (es) |
AT (1) | ATE128201T1 (es) |
DE (1) | DE69204946T2 (es) |
ES (1) | ES2080465T3 (es) |
FR (1) | FR2679934B1 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10020873A1 (de) * | 2000-04-28 | 2001-11-08 | Mitsubishi Hitec Paper Flensbu | Aufzeichnungsmaterialien und Druckfarben mit temporär wirkendem Sicherheitsmerkmal |
WO2004087430A1 (en) * | 2003-04-02 | 2004-10-14 | Ucb, S.A. | Authentication means |
US7163909B2 (en) | 2004-04-23 | 2007-01-16 | Appleton Papers Inc. | Authenticity indicator |
FR2907136B1 (fr) | 2006-10-12 | 2010-01-15 | Arjowiggins | Ruban de securite, feuille et document de securite le comportant et procede d'incorporation |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE397363C (de) * | 1923-03-30 | 1924-06-20 | Hugo Graefe | Verfahren zur Herstellung von faelschungssicherem Wertzeichenpapier |
CA1243557A (en) * | 1984-08-10 | 1988-10-25 | Michel Camus | Safety means, paper and document against falsification by chemical agent |
-
1991
- 1991-07-29 FR FR9109549A patent/FR2679934B1/fr not_active Expired - Fee Related
-
1992
- 1992-07-09 ES ES92401979T patent/ES2080465T3/es not_active Expired - Lifetime
- 1992-07-09 EP EP92401979A patent/EP0530059B1/fr not_active Expired - Lifetime
- 1992-07-09 DE DE69204946T patent/DE69204946T2/de not_active Expired - Fee Related
- 1992-07-09 AT AT92401979T patent/ATE128201T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69204946D1 (de) | 1995-10-26 |
ATE128201T1 (de) | 1995-10-15 |
EP0530059A1 (fr) | 1993-03-03 |
FR2679934A1 (fr) | 1993-02-05 |
FR2679934B1 (fr) | 1993-11-12 |
DE69204946T2 (de) | 1996-03-21 |
EP0530059B1 (fr) | 1995-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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