CH544323A - Process for the production of black and white or color photographic images - Google Patents

Process for the production of black and white or color photographic images

Info

Publication number
CH544323A
CH544323A CH1829669A CH1829669A CH544323A CH 544323 A CH544323 A CH 544323A CH 1829669 A CH1829669 A CH 1829669A CH 1829669 A CH1829669 A CH 1829669A CH 544323 A CH544323 A CH 544323A
Authority
CH
Switzerland
Prior art keywords
black
white
production
color photographic
photographic images
Prior art date
Application number
CH1829669A
Other languages
German (de)
Inventor
Hueckstaedt Harald
Saleck Wilhelm
Randolph August
Anita Von Koenig Franz Moll
Original Assignee
Agfa Gevaert Ag
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 Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of CH544323A publication Critical patent/CH544323A/en

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
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
    • 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
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression
    • G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium

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)
  • Pyridine Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1829669A 1968-12-23 1969-12-09 Process for the production of black and white or color photographic images CH544323A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681816570 DE1816570A1 (en) 1968-12-23 1968-12-23 Halogen silver photographic emulsion with increased sensitivity and reduced fog

Publications (1)

Publication Number Publication Date
CH544323A true CH544323A (en) 1973-11-15

Family

ID=5717199

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1829669A CH544323A (en) 1968-12-23 1969-12-09 Process for the production of black and white or color photographic images

Country Status (8)

Country Link
US (1) US3615528A (en)
JP (1) JPS4926135B1 (en)
BE (1) BE746769A (en)
CA (1) CA936037A (en)
CH (1) CH544323A (en)
DE (1) DE1816570A1 (en)
FR (1) FR2026968A1 (en)
GB (1) GB1264562A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5313124B2 (en) * 1972-11-02 1978-05-08
JPS5330331A (en) * 1976-09-02 1978-03-22 Konishiroku Photo Ind Co Ltd Treatment of silver halide photographic photosensitive material
DE2802016C2 (en) * 1978-01-18 1985-05-09 Du Pont de Nemours (Deutschland) GmbH, 4000 Düsseldorf Lith type photographic material
US5474879A (en) * 1995-01-30 1995-12-12 Eastman Kodak Company Radiographic film developers containing ascorbic acid and thioether development accelerators

Also Published As

Publication number Publication date
BE746769A (en) 1970-09-03
JPS4926135B1 (en) 1974-07-06
CA936037A (en) 1973-10-30
DE1816570A1 (en) 1970-07-02
US3615528A (en) 1971-10-26
FR2026968A1 (en) 1970-09-25
GB1264562A (en) 1972-02-23

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Legal Events

Date Code Title Description
PL Patent ceased