GB1030219A - A process for thermally stabilizing images produced in layers of photochromic material by ultra-violet irradiation - Google Patents

A process for thermally stabilizing images produced in layers of photochromic material by ultra-violet irradiation

Info

Publication number
GB1030219A
GB1030219A GB51795/64A GB5179564A GB1030219A GB 1030219 A GB1030219 A GB 1030219A GB 51795/64 A GB51795/64 A GB 51795/64A GB 5179564 A GB5179564 A GB 5179564A GB 1030219 A GB1030219 A GB 1030219A
Authority
GB
United Kingdom
Prior art keywords
layer
ultra
photochromic
layers
photochromic material
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
GB51795/64A
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
Publication of GB1030219A publication Critical patent/GB1030219A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/56Processes using photosensitive compositions covered by the groups G03C1/64 - G03C1/72 or agents therefor
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/685Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/163Radiation-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)
GB51795/64A 1964-02-26 1964-12-21 A process for thermally stabilizing images produced in layers of photochromic material by ultra-violet irradiation Expired GB1030219A (en)

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
GB1030219A true GB1030219A (en) 1966-05-18

Family

ID=23363693

Family Applications (1)

Application Number Title Priority Date Filing Date
GB51795/64A Expired GB1030219A (en) 1964-02-26 1964-12-21 A process for thermally stabilizing images produced in layers of photochromic material by ultra-violet irradiation

Country Status (10)

Country Link
US (1) US3355293A (US06521211-20030218-C00004.png)
AT (1) AT258115B (US06521211-20030218-C00004.png)
BE (1) BE659193A (US06521211-20030218-C00004.png)
CH (1) CH431267A (US06521211-20030218-C00004.png)
DE (1) DE1572213A1 (US06521211-20030218-C00004.png)
DK (1) DK116635B (US06521211-20030218-C00004.png)
FR (1) FR1444714A (US06521211-20030218-C00004.png)
GB (1) GB1030219A (US06521211-20030218-C00004.png)
NL (1) NL6500516A (US06521211-20030218-C00004.png)
SE (1) SE335060B (US06521211-20030218-C00004.png)

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 (US06521211-20030218-C00004.png) * 1969-07-08 1973-01-24
JPS4923897B1 (US06521211-20030218-C00004.png) * 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
BE659193A (US06521211-20030218-C00004.png) 1965-05-28
DE1572213A1 (de) 1970-02-12
SE335060B (US06521211-20030218-C00004.png) 1971-05-10
US3355293A (en) 1967-11-28
NL6500516A (US06521211-20030218-C00004.png) 1965-08-27
DK116635B (da) 1970-01-26
FR1444714A (fr) 1966-07-08
CH431267A (fr) 1967-02-28
AT258115B (de) 1967-11-10

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