GB665782A - Improvements in sensitive photographic materials - Google Patents

Improvements in sensitive photographic materials

Info

Publication number
GB665782A
GB665782A GB19402/49A GB1940249A GB665782A GB 665782 A GB665782 A GB 665782A GB 19402/49 A GB19402/49 A GB 19402/49A GB 1940249 A GB1940249 A GB 1940249A GB 665782 A GB665782 A GB 665782A
Authority
GB
United Kingdom
Prior art keywords
emulsions
diethylene
july
bromide
platinous
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
GB19402/49A
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 GB665782A publication Critical patent/GB665782A/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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB19402/49A 1949-05-04 1949-07-22 Improvements in sensitive photographic materials Expired GB665782A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91427A US2552230A (en) 1949-05-04 1949-05-04 Fog inhibitors for photographic emulsions

Publications (1)

Publication Number Publication Date
GB665782A true GB665782A (en) 1952-01-30

Family

ID=22227728

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19402/49A Expired GB665782A (en) 1949-05-04 1949-07-22 Improvements in sensitive photographic materials

Country Status (4)

Country Link
US (1) US2552230A (US20030204162A1-20031030-M00001.png)
BE (1) BE492475A (US20030204162A1-20031030-M00001.png)
FR (1) FR1000479A (US20030204162A1-20031030-M00001.png)
GB (1) GB665782A (US20030204162A1-20031030-M00001.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000739A (en) * 1957-04-02 1961-09-19 Du Pont Process for preparing silver halide emulsions
US3508925A (en) * 1967-09-08 1970-04-28 Eastman Kodak Co Method for preparing gelatino emulsions containing latexes and polyvalent salts and products obtained thereby

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1120580A (en) * 1913-09-22 1914-12-08 William Willis Sensitive photographic paper and process of making the same.
US1120429A (en) * 1913-09-22 1914-12-08 William Willis Process for the production of photographic prints.
US2448060A (en) * 1945-08-30 1948-08-31 Eastman Kodak Co Photographic emulsions sensitized with salts of metals of group viii of the periodicarrangement of the elements
US2448857A (en) * 1945-10-25 1948-09-07 Eastman Kodak Co Stabilization of photographic emulsions

Also Published As

Publication number Publication date
BE492475A (US20030204162A1-20031030-M00001.png) 1949-12-15
US2552230A (en) 1951-05-08
FR1000479A (fr) 1952-02-12

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