BE695358A - - Google Patents

Info

Publication number
BE695358A
BE695358A BE695358DA BE695358A BE 695358 A BE695358 A BE 695358A BE 695358D A BE695358D A BE 695358DA BE 695358 A BE695358 A BE 695358A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE695358A publication Critical patent/BE695358A/xx

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
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485—Direct positive emulsions
    • G03C1/48515—Direct positive emulsions prefogged
    • G03C1/48523—Direct positive emulsions prefogged characterised by the desensitiser
    • G03C1/4853—Direct positive emulsions prefogged characterised by the desensitiser polymethine dyes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/04—Indoles; Hydrogenated indoles
    • C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
    • 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
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • G03C1/12—Methine and polymethine dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Plural Heterocyclic Compounds (AREA)
BE695358D 1966-03-11 1967-03-10 BE695358A (en:Method)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US53344866A 1966-03-11 1966-03-11
US53344066A 1966-03-11 1966-03-11
US53340066A 1966-03-11 1966-03-11
US60416166A 1966-12-23 1966-12-23
US60418166A 1966-12-23 1966-12-23
US60414666A 1966-12-23 1966-12-23
US60976267A 1967-01-17 1967-01-17
US60979367A 1967-01-17 1967-01-17
US61832067A 1967-02-24 1967-02-24

Publications (1)

Publication Number Publication Date
BE695358A true BE695358A (en:Method) 1967-09-11

Family

ID=27578861

Family Applications (1)

Application Number Title Priority Date Filing Date
BE695358D BE695358A (en:Method) 1966-03-11 1967-03-10

Country Status (4)

Country Link
US (1) US3515722A (en:Method)
BE (1) BE695358A (en:Method)
FR (1) FR1513841A (en:Method)
GB (1) GB1192385A (en:Method)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB797144A (en) * 1955-11-15 1958-06-25 Ilford Ltd Improvements in or relating to pyrazole compounds
US3073820A (en) * 1960-08-10 1963-01-15 Arnold F Plue 2-pyrazolinyl-vinyl-1, 3, 3 trimethyl indolenines

Also Published As

Publication number Publication date
US3515722A (en) 1970-06-02
GB1192385A (en) 1970-05-20
FR1513841A (fr) 1968-02-16

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: EASTMAN KODAK CY

Effective date: 19870310