CH533321A - Process for producing black and white or color photographic images - Google Patents

Process for producing black and white or color photographic images

Info

Publication number
CH533321A
CH533321A CH1913769A CH1913769A CH533321A CH 533321 A CH533321 A CH 533321A CH 1913769 A CH1913769 A CH 1913769A CH 1913769 A CH1913769 A CH 1913769A CH 533321 A CH533321 A CH 533321A
Authority
CH
Switzerland
Prior art keywords
white
color photographic
photographic images
producing black
black
Prior art date
Application number
CH1913769A
Other languages
German (de)
Inventor
Harald Dr Hueckstaedt
Wilhelm Dr Saleck
August Dr Randolph
Franz Dr Moll
Erwin Dr Ranz
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 CH533321A publication Critical patent/CH533321A/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
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression
    • G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium
    • 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

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1913769A 1968-12-23 1969-12-22 Process for producing black and white or color photographic images CH533321A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681816572 DE1816572A1 (en) 1968-12-23 1968-12-23 Halogen silver photographic emulsion with increased sensitivity and reduced fog

Publications (1)

Publication Number Publication Date
CH533321A true CH533321A (en) 1973-01-31

Family

ID=5717201

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1913769A CH533321A (en) 1968-12-23 1969-12-22 Process for producing black and white or color photographic images

Country Status (8)

Country Link
US (1) US3640715A (en)
JP (1) JPS4925897B1 (en)
BE (1) BE743256A (en)
CA (1) CA936038A (en)
CH (1) CH533321A (en)
DE (1) DE1816572A1 (en)
FR (1) FR2026970A1 (en)
GB (1) GB1264563A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE788685A (en) * 1971-09-13 1973-03-12 Agfa Gevaert Nv DEVELOPMENT OF CONTRASTRICH SILVER HALOGENIDE EMULSIONS FOR GRAPHIC PURPOSES
DE2854942A1 (en) * 1978-12-20 1980-06-26 Agfa Gevaert Ag USE OF BETA-AMINOETHYLCARBAMINIC ACID FOR PRODUCING PHOTOGRAPHIC BATHS AND DEVELOPER COMPILATIONS
US6600076B1 (en) * 1999-04-05 2003-07-29 The Regents Of The University Of California Cleavable, water-soluble surfactants
CN103930398B (en) * 2011-11-18 2016-08-24 日油株式会社 There is intracellular dynamic (dynamical) cation lipid of improvement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2438716A (en) * 1944-10-06 1948-03-30 Gen Aniline & Film Corp Stabilized silver halide emulsions
BE593047A (en) * 1959-07-17
GB1129085A (en) * 1965-02-24 1968-10-02 Ilford Ltd Photographic silver halide materials and the development thereof

Also Published As

Publication number Publication date
FR2026970A1 (en) 1970-09-25
DE1816572A1 (en) 1970-07-09
BE743256A (en) 1970-06-17
JPS4925897B1 (en) 1974-07-04
US3640715A (en) 1972-02-08
GB1264563A (en) 1972-02-23
CA936038A (en) 1973-10-30

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Legal Events

Date Code Title Description
PL Patent ceased