GB1028809A - Process for stabilizing photographic emulsions - Google Patents

Process for stabilizing photographic emulsions

Info

Publication number
GB1028809A
GB1028809A GB237865A GB237865A GB1028809A GB 1028809 A GB1028809 A GB 1028809A GB 237865 A GB237865 A GB 237865A GB 237865 A GB237865 A GB 237865A GB 1028809 A GB1028809 A GB 1028809A
Authority
GB
United Kingdom
Prior art keywords
photographic emulsions
stabilizing photographic
aryl
alkyl
jan
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
GB237865A
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.)
Ferrania SpA
Original Assignee
Ferrania SpA
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 Ferrania SpA filed Critical Ferrania SpA
Publication of GB1028809A publication Critical patent/GB1028809A/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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

1,028,809. Antifoggants. FERRANIA S.p.A. Jan. 19, 1965 [Jan. 21, 1964], No. 2378/65. Heading ,G2C. Silver halide emulsions are stabilized by adding thereto a penta-azaindene of formula:- where R is hydrogen, alkyl, aryl or hydroxyl, R<SP>1</SP> is alkyl, aryl or hydroxyl and R<SP>11</SP> is hydrogen, alkyl or aryl.
GB237865A 1964-01-21 1965-01-19 Process for stabilizing photographic emulsions Expired GB1028809A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT143664 1964-01-21

Publications (1)

Publication Number Publication Date
GB1028809A true GB1028809A (en) 1966-05-11

Family

ID=11101455

Family Applications (1)

Application Number Title Priority Date Filing Date
GB237865A Expired GB1028809A (en) 1964-01-21 1965-01-19 Process for stabilizing photographic emulsions

Country Status (2)

Country Link
BE (1) BE658560A (en)
GB (1) GB1028809A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7122548B2 (en) 2003-07-02 2006-10-17 Sugen, Inc. Triazolotriazine compounds and uses thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7122548B2 (en) 2003-07-02 2006-10-17 Sugen, Inc. Triazolotriazine compounds and uses thereof

Also Published As

Publication number Publication date
BE658560A (en) 1965-05-17

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