CA941218A - Photographic emulsions - Google Patents

Photographic emulsions

Info

Publication number
CA941218A
CA941218A CA097,463A CA97463A CA941218A CA 941218 A CA941218 A CA 941218A CA 97463 A CA97463 A CA 97463A CA 941218 A CA941218 A CA 941218A
Authority
CA
Canada
Prior art keywords
photographic emulsions
photographic
emulsions
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
CA097,463A
Inventor
Mary J. W. Brizee
Cynthia G. Ulbing
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 CA941218A publication Critical patent/CA941218A/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
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/28—Sensitivity-increasing substances together with supersensitising substances
    • G03C1/29—Sensitivity-increasing substances together with supersensitising substances the supersensitising mixture being solely composed of dyes ; Combination of dyes, even if the supersensitising effect is not explicitly disclosed
    • 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
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
    • C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CA097,463A 1969-12-12 1970-11-05 Photographic emulsions Expired CA941218A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88470169A 1969-12-12 1969-12-12

Publications (1)

Publication Number Publication Date
CA941218A true CA941218A (en) 1974-02-05

Family

ID=25385181

Family Applications (1)

Application Number Title Priority Date Filing Date
CA097,463A Expired CA941218A (en) 1969-12-12 1970-11-05 Photographic emulsions

Country Status (4)

Country Link
US (1) UST874008I4 (en)
CA (1) CA941218A (en)
FR (1) FR2073209A5 (en)
GB (1) GB1323168A (en)

Also Published As

Publication number Publication date
GB1323168A (en) 1973-07-11
FR2073209A5 (en) 1971-09-24
UST874008I4 (en) 1970-05-19

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