CH450156A - Process for increasing the general sensitivity of photographic silver emulsions and photographic materials for carrying out the process - Google Patents

Process for increasing the general sensitivity of photographic silver emulsions and photographic materials for carrying out the process

Info

Publication number
CH450156A
CH450156A CH703464A CH703464A CH450156A CH 450156 A CH450156 A CH 450156A CH 703464 A CH703464 A CH 703464A CH 703464 A CH703464 A CH 703464A CH 450156 A CH450156 A CH 450156A
Authority
CH
Switzerland
Prior art keywords
photographic
increasing
carrying
general sensitivity
silver emulsions
Prior art date
Application number
CH703464A
Other languages
German (de)
Inventor
Herbert Dr Grabhoefer
August Dr Randolph
Hans Dr Ulrich
Wilhelm Dr Saleck
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 CH450156A publication Critical patent/CH450156A/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
    • C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6564—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
    • C07F9/6571—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and oxygen atoms as the only ring hetero atoms
    • C07F9/6574—Esters of oxyacids of phosphorus
    • C07F9/65746—Esters of oxyacids of phosphorus the molecule containing more than one cyclic phosphorus atom
    • 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
    • G03C1/043—Polyalkylene oxides; Polyalkylene sulfides; Polyalkylene selenides; Polyalkylene tellurides
    • 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
    • G03C5/305—Additives other than developers
    • G03C5/3056—Macromolecular additives
    • 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
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/15—Lithographic emulsion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyethers (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
CH703464A 1962-07-21 1964-05-29 Process for increasing the general sensitivity of photographic silver emulsions and photographic materials for carrying out the process CH450156A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEA40784A DE1246403B (en) 1962-07-21 1962-07-21 Process for making photographic images
DEA43236A DE1178297B (en) 1962-07-21 1963-05-31 Process for increasing the general sensitivity of photographic silver halide emulsions and photographic materials for carrying out the process

Publications (1)

Publication Number Publication Date
CH450156A true CH450156A (en) 1968-01-15

Family

ID=25963785

Family Applications (2)

Application Number Title Priority Date Filing Date
CH800363A CH433977A (en) 1962-07-21 1963-06-28 Process for making photographic images
CH703464A CH450156A (en) 1962-07-21 1964-05-29 Process for increasing the general sensitivity of photographic silver emulsions and photographic materials for carrying out the process

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH800363A CH433977A (en) 1962-07-21 1963-06-28 Process for making photographic images

Country Status (6)

Country Link
US (2) US3169863A (en)
BE (2) BE648588A (en)
CH (2) CH433977A (en)
DE (2) DE1246403B (en)
FR (2) FR1364351A (en)
GB (2) GB1045183A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE635167A (en) * 1962-07-21
BE666066A (en) * 1964-07-02 1965-12-29
US3532501A (en) * 1967-02-10 1970-10-06 Gaf Corp Water-soluble acid esters of polyoxyalkylenated pentaerythritol in silver halide emulsions
EP0056787B1 (en) * 1981-01-20 1985-06-19 Ciba-Geigy Ag Photographic recording material and process for its preparation
US4436811A (en) * 1981-07-10 1984-03-13 Ciba-Geigy Ag Photographic material
CN100400542C (en) * 2006-03-30 2008-07-09 上海大学 Synthetic method for phosphate ester

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2531832A (en) * 1947-06-12 1950-11-28 Du Pont Silver halide developers containing polyethylene glycols
US2974158A (en) * 1953-04-02 1961-03-07 Union Carbide Corp Preparation of bi-heterocyclic phosphorus containing compounds
US2956881A (en) * 1957-03-12 1960-10-18 Eastman Kodak Co Hemioxonol dyes containing a carbocyclic nucleus and photographic emulsions containing them
US2961317A (en) * 1958-06-19 1960-11-22 Eastman Kodak Co Holopolar dyes derived from 3-indazolinone
US3005007A (en) * 1959-01-19 1961-10-17 Pure Oil Co Preparation of organophosphorus compounds from glycerol and phosphorus oxyhalides
DE1155901B (en) * 1959-11-17 1963-10-17 Agfa Ag Softeners for cellulose derivatives
DE1122834B (en) * 1960-07-01 1962-01-25 Perutz Photowerke G M B H Process for the partial desensitization and steepening of the gradation of halogen silver emulsions
BE635167A (en) * 1962-07-21

Also Published As

Publication number Publication date
US3169863A (en) 1965-02-16
FR1396860A (en) 1965-04-23
DE1178297B (en) 1964-09-17
GB1045183A (en) 1966-10-12
CH433977A (en) 1967-04-15
BE635167A (en)
GB1045184A (en) 1966-10-12
DE1246403B (en) 1967-08-03
BE648588A (en) 1964-11-30
US3385708A (en) 1968-05-28
FR1364351A (en) 1964-06-19

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