GB650655A - Improvements in sensitive photographic materials - Google Patents

Improvements in sensitive photographic materials

Info

Publication number
GB650655A
GB650655A GB32864/48A GB3286448A GB650655A GB 650655 A GB650655 A GB 650655A GB 32864/48 A GB32864/48 A GB 32864/48A GB 3286448 A GB3286448 A GB 3286448A GB 650655 A GB650655 A GB 650655A
Authority
GB
United Kingdom
Prior art keywords
emulsion
silver halide
palladium
palladium nitrate
nitrate
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
GB32864/48A
Other languages
English (en)
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.)
Kodak Ltd
Original Assignee
Kodak 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 Kodak Ltd filed Critical Kodak Ltd
Publication of GB650655A publication Critical patent/GB650655A/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
    • G03C1/09—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)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB32864/48A 1947-12-19 1948-12-20 Improvements in sensitive photographic materials Expired GB650655A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US792844A US2472627A (en) 1947-12-19 1947-12-19 Fog inhibitor for photographic emulsions

Publications (1)

Publication Number Publication Date
GB650655A true GB650655A (en) 1951-02-28

Family

ID=25158249

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32864/48A Expired GB650655A (en) 1947-12-19 1948-12-20 Improvements in sensitive photographic materials

Country Status (3)

Country Link
US (1) US2472627A (fr)
FR (1) FR977410A (fr)
GB (1) GB650655A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5614360A (en) * 1994-12-16 1997-03-25 Eastman Kodak Company Photographic element and coating composition
US5811226A (en) * 1996-03-14 1998-09-22 Eastman Kodak Company Method of processing a silver halide photographic element which reduces fog

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US568496A (en) * 1896-09-29 Self-toning sensitive photographic paper
US560756A (en) * 1896-05-26 Self-toning sensitive photographic paper

Also Published As

Publication number Publication date
FR977410A (fr) 1951-04-02
US2472627A (en) 1949-06-07

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