GB1174907A - Improvements in or relating to Silver Halide Photography - Google Patents

Improvements in or relating to Silver Halide Photography

Info

Publication number
GB1174907A
GB1174907A GB56895/66A GB5689566A GB1174907A GB 1174907 A GB1174907 A GB 1174907A GB 56895/66 A GB56895/66 A GB 56895/66A GB 5689566 A GB5689566 A GB 5689566A GB 1174907 A GB1174907 A GB 1174907A
Authority
GB
United Kingdom
Prior art keywords
relating
silver halide
halide photography
dehydrodithizone
reacting
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
GB56895/66A
Other languages
English (en)
Inventor
Fritz Dersch
John Andrew Welsh
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.)
GAF Corp
Original Assignee
GAF Corp
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 GAF Corp filed Critical GAF Corp
Publication of GB1174907A publication Critical patent/GB1174907A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
    • C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D257/04—Five-membered rings
    • 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
    • G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
GB56895/66A 1966-01-03 1966-12-20 Improvements in or relating to Silver Halide Photography Expired GB1174907A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51797666A 1966-01-03 1966-01-03

Publications (1)

Publication Number Publication Date
GB1174907A true GB1174907A (en) 1969-12-17

Family

ID=24062015

Family Applications (1)

Application Number Title Priority Date Filing Date
GB56895/66A Expired GB1174907A (en) 1966-01-03 1966-12-20 Improvements in or relating to Silver Halide Photography

Country Status (5)

Country Link
US (1) US3420664A (US20110009641A1-20110113-C00256.png)
BE (1) BE691942A (US20110009641A1-20110113-C00256.png)
DE (1) DE1547920A1 (US20110009641A1-20110113-C00256.png)
FR (1) FR1507069A (US20110009641A1-20110113-C00256.png)
GB (1) GB1174907A (US20110009641A1-20110113-C00256.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT984942B (it) * 1973-05-07 1974-11-20 Minnesota Mining & Mfg C ossi betaine di tetrazolio come agenti antivelo per emulsioni foto grafiche agli alogenuri d argento
US4009029A (en) * 1973-06-05 1977-02-22 Eastman Kodak Company Cyanoethyl-containing blocked development restrainers
US4175966A (en) * 1975-08-02 1979-11-27 Konishiroku Photo Industry Co., Ltd. Light-sensitive black-white silver halide photographic material for forming a high-contrast silver image and method of treating thereof
JPS5917819B2 (ja) * 1977-01-27 1984-04-24 コニカ株式会社 ハロゲン化銀写真感光材料
JPS5917821B2 (ja) * 1977-01-28 1984-04-24 コニカ株式会社 高コントラストハロゲン化銀写真感光材料
JPS5917826B2 (ja) * 1977-01-31 1984-04-24 コニカ株式会社 ハロゲン化銀写真感光材料の処理方法
JPS5917822B2 (ja) * 1977-02-01 1984-04-24 コニカ株式会社 ハロゲン化銀写真感光材料

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2981624A (en) * 1957-06-05 1961-04-25 Gen Aniline & Film Corp Antifoggants and stabilizers for photographic silver halide emulsion
BE615097A (US20110009641A1-20110113-C00256.png) * 1961-03-14
GB1053587A (US20110009641A1-20110113-C00256.png) * 1962-08-31
DE1240399B (de) * 1963-12-17 1967-05-11 Agfa Ag Nicht spektral sensibilisierte Silberhalogenidemulsion mit nichtsensibilisierenden quaternaeren Cycloammoniumsalzen

Also Published As

Publication number Publication date
FR1507069A (fr) 1967-12-22
US3420664A (en) 1969-01-07
BE691942A (US20110009641A1-20110113-C00256.png) 1967-05-29
DE1547920A1 (de) 1969-12-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees