FR1444714A - Procédé destiné à la stabilisation d'images formées, dans des couches de substances photochromiques, par des radiations ultra-violettes - Google Patents

Procédé destiné à la stabilisation d'images formées, dans des couches de substances photochromiques, par des radiations ultra-violettes

Info

Publication number
FR1444714A
FR1444714A FR6759A FR6759A FR1444714A FR 1444714 A FR1444714 A FR 1444714A FR 6759 A FR6759 A FR 6759A FR 6759 A FR6759 A FR 6759A FR 1444714 A FR1444714 A FR 1444714A
Authority
FR
France
Prior art keywords
ultra
layers
images formed
photochromic substances
violet radiations
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
Application number
FR6759A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Application granted granted Critical
Publication of FR1444714A publication Critical patent/FR1444714A/fr
Expired legal-status Critical Current

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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/56—Processes using photosensitive compositions covered by the groups G03C1/64 - G03C1/72 or agents therefor
    • 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
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
    • 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
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/163—Radiation-chromic compound

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
FR6759A 1964-02-26 1965-02-24 Procédé destiné à la stabilisation d'images formées, dans des couches de substances photochromiques, par des radiations ultra-violettes Expired FR1444714A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US347437A US3355293A (en) 1964-02-26 1964-02-26 Conversion of benzo-indolinospiropyran image to fixed red image

Publications (1)

Publication Number Publication Date
FR1444714A true FR1444714A (fr) 1966-07-08

Family

ID=23363693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6759A Expired FR1444714A (fr) 1964-02-26 1965-02-24 Procédé destiné à la stabilisation d'images formées, dans des couches de substances photochromiques, par des radiations ultra-violettes

Country Status (10)

Country Link
US (1) US3355293A (fr)
AT (1) AT258115B (fr)
BE (1) BE659193A (fr)
CH (1) CH431267A (fr)
DE (1) DE1572213A1 (fr)
DK (1) DK116635B (fr)
FR (1) FR1444714A (fr)
GB (1) GB1030219A (fr)
NL (1) NL6500516A (fr)
SE (1) SE335060B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR95880E (fr) * 1968-01-04 1971-11-12 Ncr Co Dispositif destiné a l'indication optique de données.
GB1303996A (fr) * 1969-07-08 1973-01-24
JPS4923897B1 (fr) * 1970-11-19 1974-06-19
DE3582778D1 (de) * 1984-10-25 1991-06-13 Matsushita Electric Ind Co Ltd Optisches aufzeichnungsmedium.
US5501945A (en) * 1994-08-30 1996-03-26 The University Of Akron Method of using multichromic polymers in packaging

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212898A (en) * 1962-11-21 1965-10-19 American Cyanamid Co Photosensitive compositions of matter comprising photochromic materials suspended in polyester binders

Also Published As

Publication number Publication date
DE1572213A1 (de) 1970-02-12
DK116635B (da) 1970-01-26
BE659193A (fr) 1965-05-28
CH431267A (fr) 1967-02-28
AT258115B (de) 1967-11-10
SE335060B (fr) 1971-05-10
GB1030219A (en) 1966-05-18
US3355293A (en) 1967-11-28
NL6500516A (fr) 1965-08-27

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