BE884031A - Procede de preparation d'un vernis thermochromique, couche preparee a partir de ce vernis et son utilisation - Google Patents

Procede de preparation d'un vernis thermochromique, couche preparee a partir de ce vernis et son utilisation

Info

Publication number
BE884031A
BE884031A BE0/201196A BE201196A BE884031A BE 884031 A BE884031 A BE 884031A BE 0/201196 A BE0/201196 A BE 0/201196A BE 201196 A BE201196 A BE 201196A BE 884031 A BE884031 A BE 884031A
Authority
BE
Belgium
Prior art keywords
varnish
thermochromic
preparation
layer prepared
prepared
Prior art date
Application number
BE0/201196A
Other languages
English (en)
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 BE884031A publication Critical patent/BE884031A/fr

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)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Paints Or Removers (AREA)
  • Printing Methods (AREA)
  • Credit Cards Or The Like (AREA)
BE0/201196A 1979-06-27 1980-06-26 Procede de preparation d'un vernis thermochromique, couche preparee a partir de ce vernis et son utilisation BE884031A (fr)

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 (1)

Publication Number Publication Date
BE884031A true BE884031A (fr) 1980-10-16

Family

ID=4302541

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/201196A BE884031A (fr) 1979-06-27 1980-06-26 Procede de preparation d'un vernis thermochromique, couche preparee a partir de ce vernis et son utilisation

Country Status (13)

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

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 (fr) * 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 (fr) * 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 (fr) * 1970-12-17 1974-01-31

Also Published As

Publication number Publication date
JPS56500801A (fr) 1981-06-18
IT1131372B (it) 1986-06-18
ES8105640A1 (es) 1981-06-01
SE444537B (sv) 1986-04-21
GB2066977A (en) 1981-07-15
GB2066977B (en) 1983-07-13
AT384433B (de) 1987-11-10
DE2927094C2 (de) 1984-06-28
CH641200A5 (de) 1984-02-15
ES492802A0 (es) 1981-06-01
DE2927094A1 (de) 1981-01-08
ATA904080A (de) 1987-04-15
IT8022899A0 (it) 1980-06-20
JPS5915079B2 (ja) 1984-04-07
EP0030939B1 (fr) 1984-04-18
EP0030939A1 (fr) 1981-07-01
SE8101268L (sv) 1981-02-26
WO1981000084A1 (fr) 1981-01-22
NL8020078A (nl) 1981-04-29
US4394407A (en) 1983-07-19

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: LGZ LANDIS & GYR ZUG A.G.

Effective date: 19900630