CH430446A - Process for preparing photographic silver halide emulsions by the flocculation method - Google Patents

Process for preparing photographic silver halide emulsions by the flocculation method

Info

Publication number
CH430446A
CH430446A CH864A CH864A CH430446A CH 430446 A CH430446 A CH 430446A CH 864 A CH864 A CH 864A CH 864 A CH864 A CH 864A CH 430446 A CH430446 A CH 430446A
Authority
CH
Switzerland
Prior art keywords
silver halide
halide emulsions
photographic silver
flocculation method
preparing photographic
Prior art date
Application number
CH864A
Other languages
German (de)
Inventor
Margit Dr Groh
Ernst Dr Beriger
Original Assignee
Ciba Geigy
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 to GB1053670D priority Critical patent/GB1053670A/en
Application filed by Ciba Geigy filed Critical Ciba Geigy
Priority to CH864A priority patent/CH430446A/en
Priority to FR998541A priority patent/FR1417573A/en
Priority to BE657853A priority patent/BE657853A/xx
Publication of CH430446A publication Critical patent/CH430446A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/40—Esters thereof
    • C07F9/4003—Esters thereof the acid moiety containing a substituent or a structure which is considered as characteristic
    • C07F9/4056—Esters of arylalkanephosphonic acids
    • 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)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
CH864A 1964-01-03 1964-01-03 Process for preparing photographic silver halide emulsions by the flocculation method CH430446A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1053670D GB1053670A (en) 1964-01-03
CH864A CH430446A (en) 1964-01-03 1964-01-03 Process for preparing photographic silver halide emulsions by the flocculation method
FR998541A FR1417573A (en) 1964-01-03 1964-12-14 Process for the preparation of photographic emulsions based on silver halides by means of flocculation
BE657853A BE657853A (en) 1964-01-03 1964-12-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH864A CH430446A (en) 1964-01-03 1964-01-03 Process for preparing photographic silver halide emulsions by the flocculation method

Publications (1)

Publication Number Publication Date
CH430446A true CH430446A (en) 1967-02-15

Family

ID=4177311

Family Applications (1)

Application Number Title Priority Date Filing Date
CH864A CH430446A (en) 1964-01-03 1964-01-03 Process for preparing photographic silver halide emulsions by the flocculation method

Country Status (3)

Country Link
BE (1) BE657853A (en)
CH (1) CH430446A (en)
GB (1) GB1053670A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136028A2 (en) * 1983-08-26 1985-04-03 Mobil Oil Corporation Extracting cobalt from aqueous solutions containing nickel

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5994049A (en) * 1997-08-28 1999-11-30 Eastman Kodak Company Water-soluble non-interactive polymers and surfactant micelles for desalting and concentrating silver halide photographic emulsions
US6004740A (en) * 1997-08-28 1999-12-21 Eastman Kodak Company Water-soluble non-interactive carboxyl polymers for desalting and concentrating silver halide photographic emulsions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136028A2 (en) * 1983-08-26 1985-04-03 Mobil Oil Corporation Extracting cobalt from aqueous solutions containing nickel
EP0136028A3 (en) * 1983-08-26 1986-08-13 Mobil Oil Corporation Extracting cobalt from aqueous solutions containing nickel

Also Published As

Publication number Publication date
GB1053670A (en)
BE657853A (en) 1965-06-30

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