GB271475A - Improvements in photographic emulsions - Google Patents

Improvements in photographic emulsions

Info

Publication number
GB271475A
GB271475A GB13274/27A GB1327427A GB271475A GB 271475 A GB271475 A GB 271475A GB 13274/27 A GB13274/27 A GB 13274/27A GB 1327427 A GB1327427 A GB 1327427A GB 271475 A GB271475 A GB 271475A
Authority
GB
United Kingdom
Prior art keywords
emulsion
iminazole
manufacture
colloid
during
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
GB13274/27A
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Publication of GB271475A publication Critical patent/GB271475A/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
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression

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)
  • Peptides Or Proteins (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB13274/27A 1926-05-20 1927-05-17 Improvements in photographic emulsions Expired GB271475A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0028122 1926-05-20

Publications (1)

Publication Number Publication Date
GB271475A true GB271475A (en) 1927-11-10

Family

ID=7186956

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13274/27A Expired GB271475A (en) 1926-05-20 1927-05-17 Improvements in photographic emulsions

Country Status (3)

Country Link
US (1) US1696830A (enExample)
BE (1) BE342528A (enExample)
GB (1) GB271475A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3086863A (en) * 1959-01-21 1963-04-23 Du Pont Photographic emulsions containing imidazoles
US3147118A (en) * 1961-03-14 1964-09-01 Gen Aniline & Film Corp Fog reduction in photographic silver halide emulsions

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699391A (en) * 1950-01-11 1955-01-11 Gen Aniline & Film Corp Synthetic polypeptides of alpha-amino acids as restrainers in photographic emulsions
DE2758711A1 (de) * 1977-12-29 1979-07-19 Agfa Gevaert Ag Lichtempfindliches photographisches material
JPS6054662B2 (ja) * 1981-09-28 1985-11-30 富士写真フイルム株式会社 ハロゲン化銀乳剤
CA1281227C (en) * 1985-09-03 1991-03-12 Joe Edward Maskasky Emulsions and photographic elements containing silver halide grains having icositetrahedral crystal faces
US4643966A (en) * 1985-09-03 1987-02-17 Eastman Kodak Company Emulsions and photographic elements containing ruffled silver halide grains
CA1281225C (en) * 1985-09-03 1991-03-12 Joe E. Maskasky Emulsions and photographic elements containing silver halide grains having hexoctahedral crystal faces
US4680256A (en) * 1985-09-03 1987-07-14 Eastman Kodak Company Emulsions and photographic elements containing silver halide grains having trisoctahedra crystal faces
US4680254A (en) * 1985-09-03 1987-07-14 Eastman Kodak Company Emulsions and photographic elements containing silver halide grains having hexoctamedral crystal faces
CA1280312C (en) 1985-09-03 1991-02-19 Joe Edward Maskasky Emulsions and photographic elements containing ruffled silver halide grains

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3086863A (en) * 1959-01-21 1963-04-23 Du Pont Photographic emulsions containing imidazoles
US3147118A (en) * 1961-03-14 1964-09-01 Gen Aniline & Film Corp Fog reduction in photographic silver halide emulsions

Also Published As

Publication number Publication date
BE342528A (enExample)
US1696830A (en) 1928-12-25

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