GB1390540A - Process for the production of a material containing a photo graphic silver salt emulsion with increased sensitivity - Google Patents

Process for the production of a material containing a photo graphic silver salt emulsion with increased sensitivity

Info

Publication number
GB1390540A
GB1390540A GB5548372A GB5548372A GB1390540A GB 1390540 A GB1390540 A GB 1390540A GB 5548372 A GB5548372 A GB 5548372A GB 5548372 A GB5548372 A GB 5548372A GB 1390540 A GB1390540 A GB 1390540A
Authority
GB
United Kingdom
Prior art keywords
production
material containing
silver salt
increased sensitivity
salt emulsion
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
GB5548372A
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert 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 Gevaert AG filed Critical Agfa Gevaert AG
Publication of GB1390540A publication Critical patent/GB1390540A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/06Phosphorus compounds without P—C bonds
    • C07F9/22Amides of acids of phosphorus
    • C07F9/24Esteramides
    • C07F9/2454Esteramides the amide moiety containing a substituent or a structure which is considered as characteristic
    • C07F9/2479Compounds containing the structure P(=X)n-N-acyl, P(=X)n-N-heteroatom, P(=X)n-N-CN (X = O, S, Se; n = 0, 1)
    • C07F9/2483Compounds containing the structure P(=X)n-N-acyl, P(=X)n-N-heteroatom, P(=X)n-N-CN (X = O, S, Se; n = 0, 1) containing the structure P(=X)n-N-S (X = O, S, Se; n = 0, 1)
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/06Phosphorus compounds without P—C bonds
    • C07F9/22Amides of acids of phosphorus
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08Sensitivity-increasing substances
    • G03C1/10Organic substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Health & Medical Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)

Abstract

1390540 Phosphoric acid (N-phenylsulphonamide)-derivatives AGFA-GEVAERT AG 1 Dec 1972 [4 Dec 1971] 55483/72 Heading C2P [Also in Division G2] A compound of the general formula where R<SP>1</SP> is phenyl, R<SP>2</SP> is hydrogen and X<SP>1</SP> and X<SP>2</SP> are both chlorine is prepared by stirring phosphoric acid phenylsulphonylimino trichloride with anhydrous formic acid and benzene. A similar compound in which X<SP>1</SP> and X<SP>2</SP> are both OH groups is made by heating the above compound with anhydrous formic acid and benzene or dioxane for 12 hours.
GB5548372A 1971-12-04 1972-12-01 Process for the production of a material containing a photo graphic silver salt emulsion with increased sensitivity Expired GB1390540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2160207A DE2160207A1 (en) 1971-12-04 1971-12-04 PHOTOGRAPHIC SILVER SALT EMULSION WITH INCREASED SENSITIVITY

Publications (1)

Publication Number Publication Date
GB1390540A true GB1390540A (en) 1975-04-16

Family

ID=5826988

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5548372A Expired GB1390540A (en) 1971-12-04 1972-12-01 Process for the production of a material containing a photo graphic silver salt emulsion with increased sensitivity

Country Status (5)

Country Link
US (1) US3850644A (en)
BE (1) BE792091A (en)
DE (1) DE2160207A1 (en)
FR (1) FR2162231A1 (en)
GB (1) GB1390540A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1472792B2 (en) * 1965-12-28 1976-09-23 Agfa-Gevaert Ag, 5090 Leverkusen LIGHT SENSITIVE PHOTOGRAPHIC RECORDING MATERIAL
US3567587A (en) * 1967-03-03 1971-03-02 Eastman Kodak Co Phosphorous-halogen fog stabilizers for photographic emulsions
US3615612A (en) * 1968-01-12 1971-10-26 Gaf Corp Photographic element containing a phosphoric acid ester of a butynediol-alkylene oxide condensate

Also Published As

Publication number Publication date
DE2160207A1 (en) 1973-06-14
FR2162231A1 (en) 1973-07-13
US3850644A (en) 1974-11-26
BE792091A (en) 1973-05-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees