ZA899183B - Security marking - Google Patents

Security marking

Info

Publication number
ZA899183B
ZA899183B ZA899183A ZA899183A ZA899183B ZA 899183 B ZA899183 B ZA 899183B ZA 899183 A ZA899183 A ZA 899183A ZA 899183 A ZA899183 A ZA 899183A ZA 899183 B ZA899183 B ZA 899183B
Authority
ZA
South Africa
Prior art keywords
security marking
marking
security
Prior art date
Application number
ZA899183A
Inventor
Stephen Charles Wallace
Charles Wallace Stephen
Original Assignee
Traqson Ltd
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 Traqson Ltd filed Critical Traqson Ltd
Publication of ZA899183B publication Critical patent/ZA899183B/en

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
    • B41M3/144—Security printing using fluorescent, luminescent or iridescent effects
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
    • C09K9/02—Organic tenebrescent materials
    • 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
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/378—Special inks
    • B42D25/387—Special inks absorbing or reflecting ultraviolet light

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
ZA899183A 1988-12-01 1989-12-01 Security marking ZA899183B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888828091A GB8828091D0 (en) 1988-12-01 1988-12-01 Security marking

Publications (1)

Publication Number Publication Date
ZA899183B true ZA899183B (en) 1991-09-25

Family

ID=10647806

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA899183A ZA899183B (en) 1988-12-01 1989-12-01 Security marking

Country Status (6)

Country Link
AU (1) AU4744790A (en)
CA (1) CA2004423A1 (en)
GB (1) GB8828091D0 (en)
IL (1) IL92524A0 (en)
WO (1) WO1990006539A1 (en)
ZA (1) ZA899183B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU651876B2 (en) * 1991-04-17 1994-08-04 J.S. Mcmillan Printing Group A printing process
US5289547A (en) * 1991-12-06 1994-02-22 Ppg Industries, Inc. Authenticating method
US5330686A (en) * 1992-08-19 1994-07-19 Ppg Industries, Inc. Temperature stable and sunlight protected photochromic articles
DE19836813A1 (en) 1998-08-14 2000-02-24 Bundesdruckerei Gmbh Value and security document with optically stimulable dyes for authenticity testing
US6552290B1 (en) 1999-02-08 2003-04-22 Spectra Systems Corporation Optically-based methods and apparatus for performing sorting coding and authentication using a gain medium that provides a narrowband emission
EP1038690A1 (en) * 1999-03-22 2000-09-27 Fabriques De Tabac Reunies S.A. Printed latent raster image
DE19961841A1 (en) * 1999-12-21 2001-06-28 Joergen Brosow Fraud-proof data carrier useful for security, e.g. banknote or check, contains photochromic substance converted from one stable isomer to another by light, embedded in substrate transmitting conversion and read-out light
FI116949B (en) 2004-09-10 2006-04-13 Stora Enso Oyj Method of marking the material, marking the material and verifying the authenticity of the product
GB0708692D0 (en) 2007-05-04 2007-06-13 Innovia Films Ltd Seelable, pealable film
PL2147044T3 (en) 2007-05-24 2014-01-31 Innovia Films Ltd Low emissivity film
GB0714418D0 (en) 2007-07-24 2007-09-05 Innovia Films Ltd UV barrier film
GB0714419D0 (en) * 2007-07-24 2007-09-05 Innovia Films Ltd Indicia means
FR2927840B1 (en) * 2008-02-25 2016-01-22 Oberthur Technologies "DOCUMENT COMPRISING A SECURITY MARK WITH VARIABLE VISUAL PERCEPTION"
EP3149106A4 (en) * 2014-05-30 2018-01-17 Cabela's Incorporated System and method for application of chromic compositions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2927025A (en) * 1956-10-23 1960-03-01 Ibm Photosensitive materials and recording media
GB2104504B (en) * 1981-07-16 1985-05-09 English Clays Lovering Pochin Stabilisation of photochromic fulgides and fulgimides
CA1268034A (en) * 1985-01-31 1990-04-24 Nori Y.C. Chu Photochromic composition resistant to fatigue
JPS62108245A (en) * 1985-11-06 1987-05-19 Res Dev Corp Of Japan Photochromic material, photochromic element, and process for recording and erasing information
EP0241247A3 (en) * 1986-04-07 1988-04-27 RAYCHEM CORPORATION (a Delaware corporation) Reversible temperature indicating compositions
GB8703400D0 (en) * 1987-02-13 1987-03-18 Courtaulds Plc Security marking

Also Published As

Publication number Publication date
IL92524A0 (en) 1990-08-31
GB8828091D0 (en) 1989-01-05
AU4744790A (en) 1990-06-26
WO1990006539A1 (en) 1990-06-14
CA2004423A1 (en) 1990-06-01

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