FR918045A - photographic emulsions and their preparation - Google Patents

photographic emulsions and their preparation

Info

Publication number
FR918045A
FR918045A FR918045DA FR918045A FR 918045 A FR918045 A FR 918045A FR 918045D A FR918045D A FR 918045DA FR 918045 A FR918045 A FR 918045A
Authority
FR
France
Prior art keywords
preparation
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR918045A publication Critical patent/FR918045A/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

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)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
FR918045D 1944-02-11 1945-11-27 photographic emulsions and their preparation Expired FR918045A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB255644A GB574725A (en) 1944-02-11 1944-02-11 Improvements in photographic emulsions

Publications (1)

Publication Number Publication Date
FR918045A true FR918045A (en) 1947-01-28

Family

ID=9741668

Family Applications (1)

Application Number Title Priority Date Filing Date
FR918045D Expired FR918045A (en) 1944-02-11 1945-11-27 photographic emulsions and their preparation

Country Status (2)

Country Link
FR (1) FR918045A (en)
GB (1) GB574725A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE944027C (en) * 1952-08-05 1956-06-07 Bayer Ag Process for the preparation of polymethine or styryl dyes substituted in the methine chain

Also Published As

Publication number Publication date
GB574725A (en) 1946-01-17

Similar Documents

Publication Publication Date Title
FR919657A (en) photographic emulsions and their manufacture
FR920156A (en) Photographic products and their manufacture
FR916615A (en) photographic emulsions and their preparation process
FR942831A (en) photographic emulsions
FR949665A (en) Electronic amplifier assemblies
FR918045A (en) photographic emulsions and their preparation
FR944294A (en) Improvements to sensitized photographic emulsions
FR992756A (en) Advanced projector
FR993957A (en) Fairground attraction at plateau louvoyant
FR907979A (en) Voltammeters and voltammeters
FR944283A (en) sensitized photographic emulsion
FR905934A (en) Non-flammable cinematographic film
FR943701A (en) Sound cinematographic projector
FR915787A (en) photographic emulsions
CA417961A (en) Photographic emulsion
CA420647A (en) Photographic emulsion
CA417963A (en) Photographic emulsion
CA417962A (en) Photographic emulsion
CA417960A (en) Photographic emulsion
FR938853A (en) photosensitive emulsions
FR906623A (en) Inhaler
FR906547A (en) Multi-engine and twin-propeller group for aerodynes
AU125285B2 (en) Improvement in sensitized photographic emulsion
AU127133B2 (en) Improvement in sensitized photographic emulsion
AU125398B2 (en) Improvement in sensitized photographic emulsion