FR2208133A1 - Monochromatic silver halide emulsion for automatic processing - contains 2-alkyl hydroquinone 5-sulphonic acid or salt for superior development, shoulder sensitivity and contrast - Google Patents

Monochromatic silver halide emulsion for automatic processing - contains 2-alkyl hydroquinone 5-sulphonic acid or salt for superior development, shoulder sensitivity and contrast

Info

Publication number
FR2208133A1
FR2208133A1 FR7341300A FR7341300A FR2208133A1 FR 2208133 A1 FR2208133 A1 FR 2208133A1 FR 7341300 A FR7341300 A FR 7341300A FR 7341300 A FR7341300 A FR 7341300A FR 2208133 A1 FR2208133 A1 FR 2208133A1
Authority
FR
France
Prior art keywords
halide emulsion
automatic processing
contrast
salt
silver halide
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.)
Granted
Application number
FR7341300A
Other languages
English (en)
French (fr)
Other versions
FR2208133B1 (hu
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.)
Ilford Imaging UK Ltd
Original Assignee
Ilford Ltd
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 Ilford Ltd filed Critical Ilford Ltd
Publication of FR2208133A1 publication Critical patent/FR2208133A1/fr
Application granted granted Critical
Publication of FR2208133B1 publication Critical patent/FR2208133B1/fr
Granted 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
    • G03C1/42—Developers or their precursors
    • 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/30—Developers
    • G03C5/3021—Developers with oxydisable hydroxyl or amine groups linked to an aromatic ring

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7341300A 1972-11-22 1973-11-20 Monochromatic silver halide emulsion for automatic processing - contains 2-alkyl hydroquinone 5-sulphonic acid or salt for superior development, shoulder sensitivity and contrast Granted FR2208133A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5387072 1972-11-22

Publications (2)

Publication Number Publication Date
FR2208133A1 true FR2208133A1 (en) 1974-06-21
FR2208133B1 FR2208133B1 (hu) 1976-06-25

Family

ID=10469256

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7341300A Granted FR2208133A1 (en) 1972-11-22 1973-11-20 Monochromatic silver halide emulsion for automatic processing - contains 2-alkyl hydroquinone 5-sulphonic acid or salt for superior development, shoulder sensitivity and contrast

Country Status (4)

Country Link
JP (1) JPS4997615A (hu)
BE (1) BE807586A (hu)
DE (1) DE2357852A1 (hu)
FR (1) FR2208133A1 (hu)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041798A2 (en) * 1980-06-05 1981-12-16 Staveley Chemicals (Holdings) Limited Process for developing photographic films with hydroquinone monosulphonate
FR2721117A1 (fr) * 1994-06-09 1995-12-15 Kodak Pathe Procédé de préparation d'une émulsion photographique aux halogénures d'argent sensibilisée en présence de dérivés de l'hydroquinone.

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1086208A (en) * 1963-11-06 1967-10-04 Eastman Kodak Co Colour photographic reproduction processes and materials therefor
GB1156167A (en) * 1966-09-22 1969-06-25 Eastman Kodak Co Photographic Silver Halide Emulsions

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1086208A (en) * 1963-11-06 1967-10-04 Eastman Kodak Co Colour photographic reproduction processes and materials therefor
GB1156167A (en) * 1966-09-22 1969-06-25 Eastman Kodak Co Photographic Silver Halide Emulsions

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ARTICLE : *
'DEVELOPING PROPERTIES OF ALKYLHYDROQUINONES AND ALKYLHYDROQUINONE SULPHONIC ACIDS'.) *
REVUE GB 'JOURNAL OF PHOTOGRAPHIC SCIENCE', VOL. 14, N 1, 01 02-1966 PAGES 48-58 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041798A2 (en) * 1980-06-05 1981-12-16 Staveley Chemicals (Holdings) Limited Process for developing photographic films with hydroquinone monosulphonate
EP0041798A3 (en) * 1980-06-05 1982-07-21 Staveley Chemicals Limited Process for preparing photographic solutions containing hydroquinone monosulphonate, photographic solutions and developed film
FR2721117A1 (fr) * 1994-06-09 1995-12-15 Kodak Pathe Procédé de préparation d'une émulsion photographique aux halogénures d'argent sensibilisée en présence de dérivés de l'hydroquinone.
EP0689091A1 (en) * 1994-06-09 1995-12-27 Kodak-Pathe Process for preparing a silver halide photographic emulsion sensitised in the presence of hydroquinone derivatives

Also Published As

Publication number Publication date
JPS4997615A (hu) 1974-09-14
FR2208133B1 (hu) 1976-06-25
DE2357852A1 (de) 1974-05-30
BE807586A (fr) 1974-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse