CH446056A - Developer preparation - Google Patents

Developer preparation

Info

Publication number
CH446056A
CH446056A CH133465A CH133465A CH446056A CH 446056 A CH446056 A CH 446056A CH 133465 A CH133465 A CH 133465A CH 133465 A CH133465 A CH 133465A CH 446056 A CH446056 A CH 446056A
Authority
CH
Switzerland
Prior art keywords
developer preparation
developer
preparation
Prior art date
Application number
CH133465A
Other languages
German (de)
Inventor
Alfred Mason Leslie Frederick
George Sanderson Brian
Ernest Ficken Geoffrey
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 CH446056A publication Critical patent/CH446056A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/06—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D231/08—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with oxygen or sulfur atoms directly attached to ring carbon atoms
    • 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/30—Developers
    • G03C5/3028—Heterocyclic compounds
    • G03C5/3035—Heterocyclic compounds containing a diazole ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CH133465A 1964-02-03 1965-02-01 Developer preparation CH446056A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB453864A GB1039875A (en) 1964-02-03 1964-02-03 Photographic 3-pyrazolidinone developing agents

Publications (1)

Publication Number Publication Date
CH446056A true CH446056A (en) 1967-10-31

Family

ID=9779066

Family Applications (1)

Application Number Title Priority Date Filing Date
CH133465A CH446056A (en) 1964-02-03 1965-02-01 Developer preparation

Country Status (4)

Country Link
BE (1) BE659177A (en)
CH (1) CH446056A (en)
GB (1) GB1039875A (en)
NL (2) NL6501310A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8430328D0 (en) * 1984-11-30 1985-01-09 Ciba Geigy Ag Developer compositions
EP2112139A1 (en) * 2008-04-25 2009-10-28 Laboratorios Del. Dr. Esteve, S.A. Process for the preparation of naphthalen-2-yl-pyrazol-3-one intermediates useful in the synthesis of sigma receptor inhibitors

Also Published As

Publication number Publication date
BE659177A (en) 1965-05-28
GB1039875A (en) 1966-08-24
NL125658C (en)
NL6501310A (en) 1965-08-04

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