CH418125A - Process for making photographic silver halide emulsions - Google Patents

Process for making photographic silver halide emulsions

Info

Publication number
CH418125A
CH418125A CH1207562A CH1207562A CH418125A CH 418125 A CH418125 A CH 418125A CH 1207562 A CH1207562 A CH 1207562A CH 1207562 A CH1207562 A CH 1207562A CH 418125 A CH418125 A CH 418125A
Authority
CH
Switzerland
Prior art keywords
silver halide
halide emulsions
photographic silver
making photographic
making
Prior art date
Application number
CH1207562A
Other languages
German (de)
Inventor
Wolfgang Dr Himmelmann
Helmut Dr Maeder
Fred Dr Posse Rolf
Original Assignee
Agfa 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
Application filed by Agfa Ag filed Critical Agfa Ag
Publication of CH418125A publication Critical patent/CH418125A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
    • C08G65/48—Polymers modified by chemical after-treatment
    • C08G65/485—Polyphenylene oxides
    • 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
    • G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S525/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S525/905—Polyphenylene oxide
CH1207562A 1961-10-25 1962-10-15 Process for making photographic silver halide emulsions CH418125A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA38652A DE1147481B (en) 1961-10-25 1961-10-25 Process for the production of photographic, gelatin-containing halogen silver emulsions by precipitating the gelatin and the halogen silver

Publications (1)

Publication Number Publication Date
CH418125A true CH418125A (en) 1966-07-31

Family

ID=6930924

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1207562A CH418125A (en) 1961-10-25 1962-10-15 Process for making photographic silver halide emulsions

Country Status (5)

Country Link
US (1) US3137576A (en)
BE (1) BE624053A (en)
CH (1) CH418125A (en)
DE (1) DE1147481B (en)
GB (1) GB965148A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3259592A (en) * 1961-11-29 1966-07-05 Gen Electric Sulfonated polyphenylene ether cation exchange resin
US3259520A (en) * 1963-10-09 1966-07-05 Gen Electric Antistatic compositions derived from polyphenylene oxides
US3302716A (en) * 1966-03-25 1967-02-07 Mobil Oil Corp Method and composition to reduce filters loss of fluids employed in wells
US3620752A (en) * 1969-03-12 1971-11-16 Tatsuro Matsuo Precipitating silver halide in 0.5 to 3 percent weight aqueous gelatin solution
US3877944A (en) * 1971-11-24 1975-04-15 Agfa Gevaert Ag Photographic silver salt emulsions comprising polymers with disulfonimide groups
JPS5235624A (en) * 1975-09-16 1977-03-18 Fuji Photo Film Co Ltd Setting agent for photographic emulsion
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
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE528741A (en) * 1953-05-11
US2863769A (en) * 1954-09-03 1958-12-09 Du Pont Process of preparing silver halide dispersions

Also Published As

Publication number Publication date
BE624053A (en)
DE1147481B (en) 1963-04-18
US3137576A (en) 1964-06-16
GB965148A (en) 1964-07-29

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