DE873040C - Sensibilisierte photographische Silberhalid-Emulsion und Verfahren zur Herstellung derselben - Google Patents

Sensibilisierte photographische Silberhalid-Emulsion und Verfahren zur Herstellung derselben

Info

Publication number
DE873040C
DE873040C DEE2748A DEE0002748A DE873040C DE 873040 C DE873040 C DE 873040C DE E2748 A DEE2748 A DE E2748A DE E0002748 A DEE0002748 A DE E0002748A DE 873040 C DE873040 C DE 873040C
Authority
DE
Germany
Prior art keywords
silver halide
emulsion
group
supersensitizer
ketone
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
DEE2748A
Other languages
German (de)
English (en)
Inventor
Burt Haring Carroll
John Spence
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
Priority claimed from GB2089044A external-priority patent/GB596581A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of DE873040C publication Critical patent/DE873040C/de
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08Sensitivity-increasing substances
    • G03C1/10Organic substances
    • G03C1/12Methine and polymethine dyes
    • G03C1/22Methine and polymethine dyes with an even number of CH groups
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08Sensitivity-increasing substances
    • G03C1/28Sensitivity-increasing substances together with supersensitising substances

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
DEE2748A 1944-10-26 1950-10-02 Sensibilisierte photographische Silberhalid-Emulsion und Verfahren zur Herstellung derselben Expired DE873040C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2089044A GB596581A (en) 1944-10-26 Improvements relating to photographic emulsions

Publications (1)

Publication Number Publication Date
DE873040C true DE873040C (de) 1953-04-09

Family

ID=10153499

Family Applications (1)

Application Number Title Priority Date Filing Date
DEE2748A Expired DE873040C (de) 1944-10-26 1950-10-02 Sensibilisierte photographische Silberhalid-Emulsion und Verfahren zur Herstellung derselben

Country Status (4)

Country Link
US (1) US2373659A (en, 2012)
BE (1) BE470280A (en, 2012)
DE (1) DE873040C (en, 2012)
FR (1) FR944283A (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE618139A (en, 2012) * 1961-05-29

Also Published As

Publication number Publication date
BE470280A (en, 2012)
US2373659A (en) 1945-04-17
FR944283A (fr) 1949-03-31

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