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CA969411A - Photographic element and process - Google Patents

Photographic element and process

Info

Publication number
CA969411A
CA969411A CA104,739A CA104739A CA969411A CA 969411 A CA969411 A CA 969411A CA 104739 A CA104739 A CA 104739A CA 969411 A CA969411 A CA 969411A
Authority
CA
Canada
Prior art keywords
photographic element
photographic
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
CA104,739A
Other versions
CA104739S (en
Inventor
Frank D. Allen
Dennis E. Demeyer
James A. Van Allan
Mona D.A. Allen
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of CA969411A publication Critical patent/CA969411A/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
    • G03C1/675—Compositions containing polyhalogenated compounds as photosensitive substances
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/60—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with aryl radicals attached in position 2
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (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)
  • Photosensitive Polymer And Photoresist Processing (AREA)
CA104,739A 1970-03-02 1971-02-08 Photographic element and process Expired CA969411A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1586770A 1970-03-02 1970-03-02

Publications (1)

Publication Number Publication Date
CA969411A true CA969411A (en) 1975-06-17

Family

ID=21774082

Family Applications (1)

Application Number Title Priority Date Filing Date
CA104,739A Expired CA969411A (en) 1970-03-02 1971-02-08 Photographic element and process

Country Status (5)

Country Link
US (1) US3642479A (en)
BE (1) BE763286A (en)
CA (1) CA969411A (en)
FR (1) FR2083941A5 (en)
GB (1) GB1334752A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980480A (en) * 1970-09-01 1976-09-14 Urbain Leopold Laridon Photographic recording and reproduction of information photochromic composition containing polyhalogenated hydrocarbon, spiropyran compound and heterocyclic mercapto compound and the use thereof
JPS4923897B1 (en) * 1970-11-19 1974-06-19
GB1432771A (en) * 1972-06-26 1976-04-22 Agfa Gevaert Recording method
US3844792A (en) * 1972-12-07 1974-10-29 American Cyanamid Co A photosensitive composition containing a photochromic benzoylchromone or dibenzofuran and a strong organic amine base
US3907569A (en) * 1973-01-31 1975-09-23 Horizons Inc Ultraviolet holdback of nonsilver photosensitive systems by incorporating therein certain organic additives
US4010033A (en) * 1973-08-03 1977-03-01 Agence Nationale De Valorisation De La Recherche (Anvar) Photosensitive layer and method of forming a photographic image therefrom
US3973966A (en) * 1974-05-08 1976-08-10 Xerox Corporation Photochromic composition containing a diphenyl dibenzochrom-3-ene
JPH0630541B2 (en) * 1986-10-09 1994-04-20 シャープ株式会社 Operation stop and reset circuit device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE635396A (en) * 1962-07-25
US3486899A (en) * 1965-12-13 1969-12-30 Minnesota Mining & Mfg Imagewise photochromic responsive element and process
US3532638A (en) * 1967-04-28 1970-10-06 Eastman Kodak Co Phototropic compositions

Also Published As

Publication number Publication date
BE763286A (en) 1971-07-16
US3642479A (en) 1972-02-15
FR2083941A5 (en) 1971-12-17
GB1334752A (en) 1973-10-24

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