FR2438860A1 - - Google Patents

Info

Publication number
FR2438860A1
FR2438860A1 FR7925204A FR7925204A FR2438860A1 FR 2438860 A1 FR2438860 A1 FR 2438860A1 FR 7925204 A FR7925204 A FR 7925204A FR 7925204 A FR7925204 A FR 7925204A FR 2438860 A1 FR2438860 A1 FR 2438860A1
Authority
FR
France
Prior art keywords
bopi
formula
radicals
atoms
4atoms
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.)
Granted
Application number
FR7925204A
Other languages
English (en)
Other versions
FR2438860B1 (fr
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2438860A1 publication Critical patent/FR2438860A1/fr
Application granted granted Critical
Publication of FR2438860B1 publication Critical patent/FR2438860B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
    • 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
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression
    • G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Thiazole And Isothizaole Compounds (AREA)

Abstract

L'INVENTION SE RAPPORTE AUX TECHNIQUES PHOTOGRAPHIQUES. ELLE CONCERNE UNE MATIERE POUR REPRODUCTION A BASE D'HALOGENURE D'ARGENT PHOTOSENSIBLE, CARACTERISEE EN CE QUE LA MATIERE CONTIENT, EN OUTRE: A)UN DISULFURE DE LA FORMULE: (CF DESSIN DANS BOPI) ET B)UN DERIVE DE THIAZOLIDINE DE LA FORMULE: (CF DESSIN DANS BOPI) OU X REPRESENTE LES ATOMES NECESSAIRES POUR COMPLETER UN NOYAU HETEROCYCLIQUE EVENTUELLEMENT SUBSTITUE, ET R, R, R, R ET R SONT IDENTIQUES OU DIFFERENTS ET REPRESENTENT DES ATOMES D'HYDROGENE, DES RADICAUX ALCOYLE DE 1 A 4ATOMES DE CARBONE OU DES RADICAUX ARYLE. UTILISATION NOTAMMENT DANS LES FILMS RADIOGRAPHIQUES.
FR7925204A 1978-10-11 1979-10-10 Expired FR2438860B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782844231 DE2844231C2 (de) 1978-10-11 1978-10-11 Lichtempfindliches Silberhalogenidaufzeichnungsmaterial

Publications (2)

Publication Number Publication Date
FR2438860A1 true FR2438860A1 (fr) 1980-05-09
FR2438860B1 FR2438860B1 (fr) 1984-05-18

Family

ID=6051897

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7925204A Expired FR2438860B1 (fr) 1978-10-11 1979-10-10

Country Status (5)

Country Link
JP (1) JPS5831572B2 (fr)
BE (1) BE879306A (fr)
DE (1) DE2844231C2 (fr)
FR (1) FR2438860B1 (fr)
GB (1) GB2034495B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4422181A1 (de) * 1994-06-28 1996-01-04 Du Pont Deutschland Verfahren zur Herstellung von photographischen Aufzeichnungsmaterialien für die medizinische Radiographie
GB9512899D0 (en) * 1995-06-23 1995-08-23 Minnesota Mining & Mfg Alteration of image tone in black and white photographic materials

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2440110A (en) * 1944-10-06 1948-04-20 Gen Aniline & Film Corp Stabilized silver halide emulsions
US2449153A (en) * 1944-04-03 1948-09-14 Urbach Franz Photographic silver bromide emulsion sensitized with cysteine
GB1190678A (en) * 1967-05-17 1970-05-06 Du Pont Photographic Elements having Thiazolidine Compounds in Light-Insensitive Layers
FR2084802A5 (fr) * 1970-03-20 1971-12-17 Eastman Kodak Co
GB1458197A (en) * 1973-10-12 1976-12-08 Ciba Geigy Ag Photographic silver halide emulsions

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465149A (en) * 1946-04-25 1949-03-22 Gen Aniline & Film Corp Tetrazolyl disulfides as stabilizing agents for silver-halide emulsions

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2449153A (en) * 1944-04-03 1948-09-14 Urbach Franz Photographic silver bromide emulsion sensitized with cysteine
US2440110A (en) * 1944-10-06 1948-04-20 Gen Aniline & Film Corp Stabilized silver halide emulsions
GB1190678A (en) * 1967-05-17 1970-05-06 Du Pont Photographic Elements having Thiazolidine Compounds in Light-Insensitive Layers
FR2084802A5 (fr) * 1970-03-20 1971-12-17 Eastman Kodak Co
GB1458197A (en) * 1973-10-12 1976-12-08 Ciba Geigy Ag Photographic silver halide emulsions

Also Published As

Publication number Publication date
GB2034495A (en) 1980-06-04
DE2844231C2 (de) 1984-05-10
JPS5553327A (en) 1980-04-18
DE2844231A1 (de) 1980-04-17
FR2438860B1 (fr) 1984-05-18
BE879306A (fr) 1980-04-10
JPS5831572B2 (ja) 1983-07-07
GB2034495B (en) 1983-02-09

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Legal Events

Date Code Title Description
CL Concession to grant licences
ST Notification of lapse