IT1131372B - Procedimento per produrre una vernice termocroma e strato formato con questa vernice,particolarmente utile su schede usate come mezzi di pagamento - Google Patents

Procedimento per produrre una vernice termocroma e strato formato con questa vernice,particolarmente utile su schede usate come mezzi di pagamento

Info

Publication number
IT1131372B
IT1131372B IT22899/80A IT2289980A IT1131372B IT 1131372 B IT1131372 B IT 1131372B IT 22899/80 A IT22899/80 A IT 22899/80A IT 2289980 A IT2289980 A IT 2289980A IT 1131372 B IT1131372 B IT 1131372B
Authority
IT
Italy
Prior art keywords
paint
thermochrome
payment
procedure
produce
Prior art date
Application number
IT22899/80A
Other languages
English (en)
Other versions
IT8022899A0 (it
Inventor
Eva Blazso
Original Assignee
Landis & Gyr Ag
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 Landis & Gyr Ag filed Critical Landis & Gyr Ag
Publication of IT8022899A0 publication Critical patent/IT8022899A0/it
Application granted granted Critical
Publication of IT1131372B publication Critical patent/IT1131372B/it

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/494—Silver salt compositions other than silver halide emulsions; Photothermographic systems ; Thermographic systems using noble metal compounds
    • G03C1/498—Photothermographic systems, e.g. dry silver
    • G03C1/4989—Photothermographic systems, e.g. dry silver characterised by a thermal imaging step, with or without exposure to light, e.g. with a thermal head, using a laser
    • 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
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Paints Or Removers (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Credit Cards Or The Like (AREA)
  • Printing Methods (AREA)
IT22899/80A 1979-06-27 1980-06-20 Procedimento per produrre una vernice termocroma e strato formato con questa vernice,particolarmente utile su schede usate come mezzi di pagamento IT1131372B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH598779A CH641200A5 (de) 1979-06-27 1979-06-27 Verfahren zur herstellung eines thermochromen lacks, aus diesem lack hergestellte schicht und deren verwendung.

Publications (2)

Publication Number Publication Date
IT8022899A0 IT8022899A0 (it) 1980-06-20
IT1131372B true IT1131372B (it) 1986-06-18

Family

ID=4302541

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22899/80A IT1131372B (it) 1979-06-27 1980-06-20 Procedimento per produrre una vernice termocroma e strato formato con questa vernice,particolarmente utile su schede usate come mezzi di pagamento

Country Status (13)

Country Link
US (1) US4394407A (it)
EP (1) EP0030939B1 (it)
JP (1) JPS5915079B2 (it)
AT (1) AT384433B (it)
BE (1) BE884031A (it)
CH (1) CH641200A5 (it)
DE (1) DE2927094C2 (it)
ES (1) ES492802A0 (it)
GB (1) GB2066977B (it)
IT (1) IT1131372B (it)
NL (1) NL8020078A (it)
SE (1) SE444537B (it)
WO (1) WO1981000084A1 (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60193594U (ja) * 1984-05-31 1985-12-23 京セラ株式会社 自発光式標識
JPH0244560Y2 (it) * 1987-04-03 1990-11-27
JPH0781127B2 (ja) * 1988-07-22 1995-08-30 日本製紙株式会社 近赤外線吸収剤用組成物並に近赤外線吸収材料及びそれらを含有した成形体
DE3932505C2 (de) 1989-09-28 2001-03-15 Gao Ges Automation Org Datenträger mit einem optisch variablen Element
US5997849A (en) * 1993-12-29 1999-12-07 Chromatic Technologies, Inc. Thermochromic ink formulations, nail lacquer and methods of use
US5591255A (en) * 1993-12-29 1997-01-07 Chromatic Technologies, Inc. Thermochromic ink formulations, nail lacquer and methods of use
AT404696B (de) * 1994-03-16 1999-01-25 Landis & Gyr Business Support Informationsträger mit wärmeempfindlichen gitterstrukturen
DE19801589C2 (de) * 1998-01-17 2001-02-01 Bundesdruckerei Gmbh Verfahren zur fälschungssicheren Herstellung von Wert- und Sicherheitsdokumenten
FI982837A (fi) * 1998-12-30 2000-07-01 Nokia Mobile Phones Ltd Elektroninen laite, elektronisen laitteen kuori ja elektronisen laitte en kuoren valmistusmenetelmä
DE19932240B4 (de) * 1999-07-10 2005-09-01 Bundesdruckerei Gmbh Optisch variabel darstellbare/versteckbare Sicherheitselemente für Wert- und Sicherheitsdokumente
US7172991B2 (en) * 2001-10-11 2007-02-06 Hewlett-Packard Development Company, L.P. Integrated CD/DVD recording and labeling
US20050196604A1 (en) * 2004-03-05 2005-09-08 Unifoil Corporation Metallization process and product produced thereby

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1100050B (de) * 1959-03-14 1961-02-23 Kalle Ag Waermeempfindliches Kopiermaterial
BE631000A (it) * 1962-04-12 1900-01-01
GB1029735A (en) * 1963-03-28 1966-05-18 Sun Chemical Corp Heat-sensitive coating compositions
FR1407481A (fr) * 1964-01-16 1965-07-30 Koreska Gmbh W Matériau d'enregistrement sensible à la chaleur et procédé pour sa fabrication
FR1421954A (fr) * 1964-01-24 1965-12-17 Ilford Ltd Nouveaux composés triazéniques, leur préparation et leurs applications
US3679426A (en) * 1970-04-09 1972-07-25 Eastman Kodak Co Photosensitive and thermosensitive elements,compositions and processes
JPS494343B1 (it) * 1970-12-17 1974-01-31

Also Published As

Publication number Publication date
JPS56500801A (it) 1981-06-18
ES8105640A1 (es) 1981-06-01
WO1981000084A1 (en) 1981-01-22
SE444537B (sv) 1986-04-21
BE884031A (fr) 1980-10-16
GB2066977B (en) 1983-07-13
SE8101268L (sv) 1981-02-26
JPS5915079B2 (ja) 1984-04-07
ES492802A0 (es) 1981-06-01
AT384433B (de) 1987-11-10
NL8020078A (nl) 1981-04-29
EP0030939B1 (de) 1984-04-18
IT8022899A0 (it) 1980-06-20
US4394407A (en) 1983-07-19
GB2066977A (en) 1981-07-15
CH641200A5 (de) 1984-02-15
DE2927094A1 (de) 1981-01-08
DE2927094C2 (de) 1984-06-28
EP0030939A1 (de) 1981-07-01
ATA904080A (de) 1987-04-15

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