FR1367344A - Process for obtaining photographic silver halide emulsions according to the flocculation method - Google Patents

Process for obtaining photographic silver halide emulsions according to the flocculation method

Info

Publication number
FR1367344A
FR1367344A FR945796A FR945796A FR1367344A FR 1367344 A FR1367344 A FR 1367344A FR 945796 A FR945796 A FR 945796A FR 945796 A FR945796 A FR 945796A FR 1367344 A FR1367344 A FR 1367344A
Authority
FR
France
Prior art keywords
silver halide
halide emulsions
photographic silver
emulsions according
flocculation method
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
FR945796A
Other languages
French (fr)
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.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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
Priority claimed from CH1085062A external-priority patent/CH420851A/en
Application filed by Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Priority to FR945796A priority Critical patent/FR1367344A/en
Application granted granted Critical
Publication of FR1367344A publication Critical patent/FR1367344A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
    • C07D239/48—Two nitrogen 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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/015—Apparatus or processes for the preparation of emulsions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR945796A 1962-09-13 1963-08-27 Process for obtaining photographic silver halide emulsions according to the flocculation method Expired FR1367344A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR945796A FR1367344A (en) 1962-09-13 1963-08-27 Process for obtaining photographic silver halide emulsions according to the flocculation method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1085062A CH420851A (en) 1962-09-13 1962-09-13 Process for preparing photographic silver halide emulsions by the flocculation method
FR945796A FR1367344A (en) 1962-09-13 1963-08-27 Process for obtaining photographic silver halide emulsions according to the flocculation method

Publications (1)

Publication Number Publication Date
FR1367344A true FR1367344A (en) 1964-07-17

Family

ID=25707392

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945796A Expired FR1367344A (en) 1962-09-13 1963-08-27 Process for obtaining photographic silver halide emulsions according to the flocculation method

Country Status (1)

Country Link
FR (1) FR1367344A (en)

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