GB722237A - Improvements in antifoggants for photographic emulsions - Google Patents

Improvements in antifoggants for photographic emulsions

Info

Publication number
GB722237A
GB722237A GB26140/52A GB2614052A GB722237A GB 722237 A GB722237 A GB 722237A GB 26140/52 A GB26140/52 A GB 26140/52A GB 2614052 A GB2614052 A GB 2614052A GB 722237 A GB722237 A GB 722237A
Authority
GB
United Kingdom
Prior art keywords
bis
perchlorate
antifoggants
photographic emulsions
benzthiazolium
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
GB26140/52A
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 GB722237A publication Critical patent/GB722237A/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
    • G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium

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)
GB26140/52A 1951-10-17 1952-10-17 Improvements in antifoggants for photographic emulsions Expired GB722237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US722237XA 1951-10-17 1951-10-17

Publications (1)

Publication Number Publication Date
GB722237A true GB722237A (en) 1955-01-19

Family

ID=22106312

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26140/52A Expired GB722237A (en) 1951-10-17 1952-10-17 Improvements in antifoggants for photographic emulsions

Country Status (2)

Country Link
BE (1) BE514796A (xx)
GB (1) GB722237A (xx)

Also Published As

Publication number Publication date
BE514796A (xx)

Similar Documents

Publication Publication Date Title
GB680593A (en) Improvements in photographic silver halide emulsions
GB649545A (en) Improvements in the production of photographic emulsions
GB884514A (en) Improvements in photographic silver halide emulsions
GB1018244A (en) Photographic emulsions and gelatin derivative for use therein
GB722237A (en) Improvements in antifoggants for photographic emulsions
GB1033189A (en) Gelatin derivatives
GB636981A (en) Improvements in the stabilising of exposed and developed silver halide emulsion layers containing silver images
GB1305773A (xx)
GB1055180A (en) Improvements in sensitized photographic silver halide emulsions
GB613400A (en) Improvements in and relating to photographic materials
GB1075286A (en) Process for producing potassium azide
GB705986A (en) Improvements in photographic developers
GB808227A (en) Improvements in or relating to photographic emulsions
GB986205A (en) Photographic silver halide emulsions of increased sensitivity
GB1085581A (en) Photographic colour processes
SU95119A1 (ru) Способ сохранени прозрачности фотографических эмульсий, сенсибилизированных с помощью красителей
GB981254A (en) Photographic gelatino-silver halide emulsions of increased sensitivity
GB675360A (en) Improvements in or relating to carbocyanine dyes and to photographic silver halide emulsions sensitized therewith
Vivian Absorption of chlorine in water and caustic.
GB326974A (en) Process of producing an explosive
GB190215A (en) Improvements in or relating to homogeneous priming compositions
GB623417A (en) Polyvinylisocyanate and derivatives thereof
GB595846A (en) Improvements relating to photographic emulsions
GB771484A (en) Preparation of -ß-aminomethyltropolone
AU2229245A (en) Improvements in or relating tothe production of photographic silver halide emulsions