GB1246186A - Photochromic indolino spirochromenes - Google Patents

Photochromic indolino spirochromenes

Info

Publication number
GB1246186A
GB1246186A GB52809/69A GB5280969A GB1246186A GB 1246186 A GB1246186 A GB 1246186A GB 52809/69 A GB52809/69 A GB 52809/69A GB 5280969 A GB5280969 A GB 5280969A GB 1246186 A GB1246186 A GB 1246186A
Authority
GB
United Kingdom
Prior art keywords
paper
photochromic
cyano
nitro
oct
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
GB52809/69A
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of GB1246186A publication Critical patent/GB1246186A/en
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
    • G03C1/00—Photosensitive materials
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB52809/69A 1968-10-30 1969-10-28 Photochromic indolino spirochromenes Expired GB1246186A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43079152A JPS4948632B1 (hu) 1968-10-30 1968-10-30

Publications (1)

Publication Number Publication Date
GB1246186A true GB1246186A (en) 1971-09-15

Family

ID=13681972

Family Applications (1)

Application Number Title Priority Date Filing Date
GB52809/69A Expired GB1246186A (en) 1968-10-30 1969-10-28 Photochromic indolino spirochromenes

Country Status (6)

Country Link
US (1) US3692800A (hu)
JP (1) JPS4948632B1 (hu)
BE (1) BE740831A (hu)
DE (1) DE1954041C3 (hu)
FR (1) FR2021914A1 (hu)
GB (1) GB1246186A (hu)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1591830A3 (en) * 2004-04-29 2005-11-23 Xerox Corporation Reimageable medium
US7205088B2 (en) 2004-04-29 2007-04-17 Xerox Corporation Reimageable medium with light absorbing material
US7300727B2 (en) 2004-04-29 2007-11-27 Xerox Corporation Method for forming temporary image

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL127674C (hu) * 1961-09-18

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1591830A3 (en) * 2004-04-29 2005-11-23 Xerox Corporation Reimageable medium
US7205088B2 (en) 2004-04-29 2007-04-17 Xerox Corporation Reimageable medium with light absorbing material
US7214456B2 (en) 2004-04-29 2007-05-08 Xerox Corporation Reimageable medium
US7300727B2 (en) 2004-04-29 2007-11-27 Xerox Corporation Method for forming temporary image

Also Published As

Publication number Publication date
DE1954041B2 (de) 1973-12-20
JPS4948632B1 (hu) 1974-12-23
FR2021914A1 (hu) 1970-07-24
US3692800A (en) 1972-09-19
BE740831A (hu) 1970-04-01
DE1954041C3 (de) 1974-08-01
DE1954041A1 (de) 1970-05-14

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