GB1321881A - Optical supersensitisation of silver halide emulsions - Google Patents

Optical supersensitisation of silver halide emulsions

Info

Publication number
GB1321881A
GB1321881A GB1321881DA GB1321881A GB 1321881 A GB1321881 A GB 1321881A GB 1321881D A GB1321881D A GB 1321881DA GB 1321881 A GB1321881 A GB 1321881A
Authority
GB
United Kingdom
Prior art keywords
dye
silver halide
alkyl
sulphoalkyl
carboxyalkyl
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
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.)
Ilford Imaging UK Ltd
Original Assignee
Ilford 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 Ilford Ltd filed Critical Ilford Ltd
Publication of GB1321881A publication Critical patent/GB1321881A/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
    • G03C1/28—Sensitivity-increasing substances together with supersensitising substances
    • G03C1/29—Sensitivity-increasing substances together with supersensitising substances the supersensitising mixture being solely composed of dyes ; Combination of dyes, even if the supersensitising effect is not explicitly disclosed

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)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
GB1321881D 1970-06-04 1970-06-04 Optical supersensitisation of silver halide emulsions Expired GB1321881A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2707370 1970-06-04

Publications (1)

Publication Number Publication Date
GB1321881A true GB1321881A (en) 1973-07-04

Family

ID=10253723

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1321881D Expired GB1321881A (en) 1970-06-04 1970-06-04 Optical supersensitisation of silver halide emulsions

Country Status (5)

Country Link
BE (1) BE768089A (enrdf_load_stackoverflow)
CH (1) CH565390A5 (enrdf_load_stackoverflow)
DE (1) DE2127671A1 (enrdf_load_stackoverflow)
FR (1) FR2095898A5 (enrdf_load_stackoverflow)
GB (1) GB1321881A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945717A (en) * 1972-09-04 1974-05-01 Fuji Photo Film Co Ltd Bunkozokan sareta harogenkaginshashinnyuzai

Also Published As

Publication number Publication date
BE768089A (fr) 1971-12-06
DE2127671A1 (de) 1971-12-09
FR2095898A5 (enrdf_load_stackoverflow) 1972-02-11
CH565390A5 (enrdf_load_stackoverflow) 1975-08-15

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees