CA976408A - Spectrally sensitized silver halide systems - Google Patents

Spectrally sensitized silver halide systems

Info

Publication number
CA976408A
CA976408A CA114,490A CA114490A CA976408A CA 976408 A CA976408 A CA 976408A CA 114490 A CA114490 A CA 114490A CA 976408 A CA976408 A CA 976408A
Authority
CA
Canada
Prior art keywords
silver halide
spectrally sensitized
sensitized silver
halide systems
systems
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
CA114,490A
Other languages
English (en)
Inventor
Paul B. Gilman (Jr.)
Francis J. Evans
Gene L. Oliver
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 CA976408A publication Critical patent/CA976408A/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
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • 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
    • 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
    • G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • G03C1/48584—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure spectrally sensitised
    • 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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03535—Core-shell grains
    • 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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03564—Mixed grains or mixture of emulsions
    • 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
    • G03C2200/00—Details
    • G03C2200/06—Additive

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CA114,490A 1970-07-20 1971-06-01 Spectrally sensitized silver halide systems Expired CA976408A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5670270A 1970-07-20 1970-07-20

Publications (1)

Publication Number Publication Date
CA976408A true CA976408A (en) 1975-10-21

Family

ID=22006085

Family Applications (1)

Application Number Title Priority Date Filing Date
CA114,490A Expired CA976408A (en) 1970-07-20 1971-06-01 Spectrally sensitized silver halide systems

Country Status (7)

Country Link
JP (1) JPS5512579B1 (enrdf_load_stackoverflow)
AU (1) AU456677B2 (enrdf_load_stackoverflow)
BE (1) BE770293A (enrdf_load_stackoverflow)
CA (1) CA976408A (enrdf_load_stackoverflow)
DE (1) DE2136080B2 (enrdf_load_stackoverflow)
FR (1) FR2101858A5 (enrdf_load_stackoverflow)
GB (1) GB1347717A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2996382A (en) * 1959-01-12 1961-08-15 Eastman Kodak Co Photographic elements having improved sensitivity
US3206313A (en) * 1961-05-15 1965-09-14 Eastman Kodak Co Chemically sensitized emulsions having low surface sensitivity and high internal sensitivity
US3486901A (en) * 1966-10-21 1969-12-30 Eastman Kodak Co Direct-print silver halide emulsions containing a halogen acceptor and an amine compound as a stabilizer

Also Published As

Publication number Publication date
BE770293A (fr) 1971-12-01
FR2101858A5 (enrdf_load_stackoverflow) 1972-03-31
DE2136080A1 (de) 1972-01-27
AU456677B2 (en) 1975-01-09
AU3140871A (en) 1973-01-25
DE2136080B2 (de) 1973-12-06
GB1347717A (en) 1974-02-27
JPS5512579B1 (enrdf_load_stackoverflow) 1980-04-02

Similar Documents

Publication Publication Date Title
CA982392A (en) Photographic silver halide element
CA971815A (en) Photographic silver halide light-sensitive materials
AU460990B2 (en) Direct-positive photographic silver halide emulsion
CA978011A (en) Spectrally sensitized silver halide photographic emulsion
CA960900A (en) Photographic silver halide emulsions
AU458920B2 (en) Photographic silver halide emulsion
CA976407A (en) Infrared-sensitized silver halide systems
CA983767A (en) Photographic silver halide emulsions
AU458978B2 (en) Photographic silver halide emulsion
CA981967A (en) Photographic silver halide emulsions
CA942566A (en) Photographic silver halide emulsions
AU456411B2 (en) Silver halide emulsions
CA962881A (en) Spectrally sensitized silver halide photographic emulsion
AU2544871A (en) Photographic silver halide emulsions
CA985557A (en) Direct positive silver halide photographic emulsions
CA977598A (en) Spectrally sensitized silver halide photographic emulsion
CA995961A (en) Silver halide photographic emulsions
CA989237A (en) Silver halide photographic emulsion
CA988771A (en) Spectrally sensitized silver halide photographic emulsion
CA975606A (en) Direct positive silver halide photographic emulsion
CA976408A (en) Spectrally sensitized silver halide systems
CA989869A (en) Development of photographic silver halide elements
CA975605A (en) Silver halide photographic emulsion
CA980621A (en) Spectrally sensitized silver halide photographic emulsions
CA985558A (en) Photographic silver halide emulsion