ES291610A1 - Procedure for the preparation of photographic emulsions of argentine halide, according to the flocculation method (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the preparation of photographic emulsions of argentine halide, according to the flocculation method (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES291610A1
ES291610A1 ES291610A ES291610A ES291610A1 ES 291610 A1 ES291610 A1 ES 291610A1 ES 291610 A ES291610 A ES 291610A ES 291610 A ES291610 A ES 291610A ES 291610 A1 ES291610 A1 ES 291610A1
Authority
ES
Spain
Prior art keywords
translation
preparation
machine
legally binding
google translate
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
ES291610A
Other languages
Spanish (es)
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
Application filed by Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Publication of ES291610A1 publication Critical patent/ES291610A1/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

Abstract

Process for the preparation of photographic emulsions of silver halide, according to the flocculation method, characterized in that, as flocculating agents, colorless compounds containing at least one acid group, soluble in water, at least one hexagonal ring are used heterocyclic compound consisting of 3 to 4 carbon atoms and 3 to 2 nitrogen atoms and at least one aromatic radical. (Machine-translation by Google Translate, not legally binding)
ES291610A 1962-09-13 1963-09-12 Procedure for the preparation of photographic emulsions of argentine halide, according to the flocculation method (Machine-translation by Google Translate, not legally binding) Expired ES291610A1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES291610A1 true ES291610A1 (en) 1964-02-16

Family

ID=4367478

Family Applications (1)

Application Number Title Priority Date Filing Date
ES291610A Expired ES291610A1 (en) 1962-09-13 1963-09-12 Procedure for the preparation of photographic emulsions of argentine halide, according to the flocculation method (Machine-translation by Google Translate, not legally binding)

Country Status (8)

Country Link
US (1) US3366482A (en)
AT (1) AT239054B (en)
BE (1) BE637343A (en)
CH (1) CH420851A (en)
DE (1) DE1238330C2 (en)
ES (1) ES291610A1 (en)
GB (1) GB1041085A (en)
NL (2) NL142245B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3522053A (en) * 1965-02-06 1970-07-28 Fuji Photo Film Co Ltd Process for the preparation of photographic emulsions
CH460527A (en) * 1965-06-15 1968-07-31 Ciba Geigy Process for preparing photographic silver halide emulsions by the flocculation method
CH467475A (en) * 1966-06-28 1969-01-15 Ciba Geigy Process for making enriched colloidal silver

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE484325A (en) * 1947-08-13
FR1279110A (en) * 1960-03-15 1961-12-15 Koepff & Sohne G M B H Process for preparing emulsions of silver halides, in particular for photography and emulsions in accordance with those obtained
BE600141A (en) * 1960-03-15
US3138461A (en) * 1960-06-10 1964-06-23 Polaroid Corp Process for preparing silver halide emulsions containing gelatin derivatives
US3288775A (en) * 1961-04-07 1966-11-29 Ciba Ltd Method of hardening gelatin by reacting with conjugated heterocyclic compounds containing halogen atoms and water-solubilizing acid groups

Also Published As

Publication number Publication date
DE1238330C2 (en) 1974-04-18
US3366482A (en) 1968-01-30
BE637343A (en)
NL142245B (en) 1974-05-15
GB1041085A (en) 1966-09-01
DE1238330B (en) 1967-04-06
AT239054B (en) 1965-03-10
CH420851A (en) 1966-09-15
NL297840A (en)

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