PT81877B - Processo para a preparacao de um papel de seguranca infalsificavel contendo derivados de nitrobenzonitrilo ou de nitrofenilacetonitrilo - Google Patents

Processo para a preparacao de um papel de seguranca infalsificavel contendo derivados de nitrobenzonitrilo ou de nitrofenilacetonitrilo

Info

Publication number
PT81877B
PT81877B PT81877A PT8187786A PT81877B PT 81877 B PT81877 B PT 81877B PT 81877 A PT81877 A PT 81877A PT 8187786 A PT8187786 A PT 8187786A PT 81877 B PT81877 B PT 81877B
Authority
PT
Portugal
Prior art keywords
nitrofenylethylethyl
nitrobenzonitryl
infalifiable
derivatives
preparing
Prior art date
Application number
PT81877A
Other languages
English (en)
Other versions
PT81877A (fr
Inventor
Andre Honnorat
Claude Riou
Louis Raux
Original Assignee
Aussedat Rey Sa
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 Aussedat Rey Sa filed Critical Aussedat Rey Sa
Publication of PT81877A publication Critical patent/PT81877A/pt
Publication of PT81877B publication Critical patent/PT81877B/pt

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
    • 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
    • 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
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/914—Transfer or decalcomania
    • Y10S428/915—Fraud or tamper detecting
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • 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
    • Y10T428/27—Web or sheet containing structurally defined element or component, the element or component having a specified weight per unit area [e.g., gms/sq cm, lbs/sq ft, etc.]
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31971—Of carbohydrate
    • Y10T428/31993—Of paper
PT81877A 1985-01-21 1986-01-20 Processo para a preparacao de um papel de seguranca infalsificavel contendo derivados de nitrobenzonitrilo ou de nitrofenilacetonitrilo PT81877B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8500939A FR2576332B1 (fr) 1985-01-21 1985-01-21 Papier de securite infalsifiable, procede pour rendre infalsifiable un papier et composition aqueuse ou organique utile, notamment, pour rendre un papier infalsifiable

Publications (2)

Publication Number Publication Date
PT81877A PT81877A (fr) 1986-02-01
PT81877B true PT81877B (pt) 1987-11-30

Family

ID=9315534

Family Applications (1)

Application Number Title Priority Date Filing Date
PT81877A PT81877B (pt) 1985-01-21 1986-01-20 Processo para a preparacao de um papel de seguranca infalsificavel contendo derivados de nitrobenzonitrilo ou de nitrofenilacetonitrilo

Country Status (6)

Country Link
US (1) US4725497A (pt)
EP (1) EP0190087B1 (pt)
CA (1) CA1276414C (pt)
DE (1) DE3660121D1 (pt)
FR (1) FR2576332B1 (pt)
PT (1) PT81877B (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2647820B1 (fr) * 1989-06-01 1991-09-20 Aussedat Rey Papier de securite infalsifiable et composition aqueuse ou organique utile, notamment pour rendre un papier infalsifiable
FR2654445B1 (fr) * 1989-11-14 1995-04-28 Arjomari Prioux Papier de securite comportant un nouveau fil de securite reagissant a la falsification.
US5209515A (en) * 1991-02-08 1993-05-11 The Standard Register Company Solvent and/or pressure sensitive security document
US5718456A (en) * 1994-01-26 1998-02-17 Michael F. Detwiler, Jr. Method for verifying authenticity of sales record
DE19510974A1 (de) * 1995-03-24 1996-09-26 Drescher Geschaeftsdrucke Einlagiges Papiererzeugnis
US6783991B1 (en) 2002-02-06 2004-08-31 The Standard Register Company Reversible and reusable authentication system for secure documents
DE102007006059A1 (de) * 2007-02-02 2008-08-07 Peter Dr. Schneider Verfahren zum Schutz von Produkten und Dokumenten auf Thermopapierbasis gegen Manipulation
FR2970716B1 (fr) 2011-01-25 2013-09-06 Honnorat Rech S & Services Papier de securite infalsifiable aux solvants
FR2978461A1 (fr) * 2011-07-29 2013-02-01 Arjowiggins Security Substrat de securite et methode d'authentification et de mise en evidence des tentatives de falsification
FR2981955B1 (fr) 2011-10-26 2013-11-01 Honnorat Rech S & Services Papier de securite infalsifiable aux agents oxydo-reducteurs

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2333979A (en) * 1941-08-15 1943-11-09 Fox River Paper Corp Safety paper
US3162675A (en) * 1961-09-19 1964-12-22 Dow Chemical Co Process for making nitroaromatic nitriles
GB1435686A (en) * 1972-04-26 1976-05-12 Culter Guard Bridge Holdings L Coated paper
FR2406027A1 (fr) * 1977-10-14 1979-05-11 Voiron Papeteries Papier reagissant a la falsification par agents chimiques et son procede de fabrication
JPS54115907A (en) * 1977-12-02 1979-09-08 Barry Graham Charles Thin sheet printed with transparent ink* and developer eraser for said ink
ES8204666A1 (es) * 1980-05-30 1982-05-16 Gao Ges Automation Org Perfeccionamientos en la fabricacion de papel para billetes de banco y similares

Also Published As

Publication number Publication date
CA1276414C (en) 1990-11-20
PT81877A (fr) 1986-02-01
FR2576332B1 (fr) 1987-04-10
FR2576332A1 (fr) 1986-07-25
EP0190087A1 (fr) 1986-08-06
DE3660121D1 (en) 1988-05-11
US4725497A (en) 1988-02-16
EP0190087B1 (fr) 1988-04-06

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Effective date: 20031130