FR1158160A - Nouveaux composés de la série du tétraazaindène et leurs applications en photographie - Google Patents

Nouveaux composés de la série du tétraazaindène et leurs applications en photographie

Info

Publication number
FR1158160A
FR1158160A FR1158160DA FR1158160A FR 1158160 A FR1158160 A FR 1158160A FR 1158160D A FR1158160D A FR 1158160DA FR 1158160 A FR1158160 A FR 1158160A
Authority
FR
France
Prior art keywords
tetraazaindene
photography
applications
series
new compounds
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
Other languages
English (en)
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR1158160A publication Critical patent/FR1158160A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
    • C07D249/10—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D249/14—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
    • G03C1/06—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
FR1158160D 1955-06-15 1956-06-15 Nouveaux composés de la série du tétraazaindène et leurs applications en photographie Expired FR1158160A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US515785A US2835581A (en) 1955-06-15 1955-06-15 Tetrazaindenes and photographic emulsions containing them

Publications (1)

Publication Number Publication Date
FR1158160A true FR1158160A (fr) 1958-06-11

Family

ID=24052726

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1158160D Expired FR1158160A (fr) 1955-06-15 1956-06-15 Nouveaux composés de la série du tétraazaindène et leurs applications en photographie

Country Status (4)

Country Link
US (1) US2835581A (fr)
BE (1) BE548687A (fr)
FR (1) FR1158160A (fr)
GB (1) GB814823A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3053657A (en) * 1959-05-04 1962-09-11 Eastman Kodak Co Photographic silver halide diffusion transfer process
CA685877A (en) * 1961-03-27 1964-05-05 Canadian Kodak Co. Limited Photographic multicolor diffusion transfer process using dye developers
US4078937A (en) * 1974-11-26 1978-03-14 Fuji Photo Film Co., Ltd. Process for sensitizing a fine grain silver halide photographic emulsion
US4302525A (en) * 1978-06-26 1981-11-24 Polaroid Corporation Novel photosensitive elements and method of stabilizing said elements
US4332888A (en) * 1978-11-20 1982-06-01 Polaroid Corporation Method for stabilizing and spectrally sensitizing photosensitive silver halide emulsion
JPS60122935A (ja) * 1983-12-07 1985-07-01 Konishiroku Photo Ind Co Ltd ハロゲン化銀乳剤の製造方法
DE3582707D1 (de) * 1984-07-28 1991-06-06 Konishiroku Photo Ind Silberhalogenidkoerner, ihre herstellung und lichtempfindliches photographisches material, das diese enthaelt.
US4863843A (en) * 1984-10-30 1989-09-05 Mitsubishi Paper Mills, Ltd. Silver halide photographic emulsion containing predominantly silver bromide
IT1179519B (it) 1984-12-17 1987-09-16 Minnesota Mining & Mfg Materiale fotosensibile agli alogenuri d'argento per l'ottenimento di immagini in bianco e nero a mezza tinta e metodo per la riproduzione a mezza tinta ad alto contrasto
US4888273A (en) * 1988-02-26 1989-12-19 Polaroid Corporation Stabilized tabular silver halide grain emulsions

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2407204A (en) * 1944-07-22 1946-09-03 American Cyanamid Co Triazolo (d) pyrimidines and methods of preparing the same
US2449225A (en) * 1946-10-22 1948-09-14 Gen Aniline & Film Corp 7-amino and 7-hydroxy-1, 3, 4-triazaindolizines as stabilizers for photographic silver-halide emulsions
US2519715A (en) * 1947-11-12 1950-08-22 American Cyanamid Co 1-carbamyl-4-heterocyclopiperazines
BE510333A (fr) * 1951-03-30
US2673152A (en) * 1953-02-16 1954-03-23 Eastman Kodak Co Azopyridine compounds as fog inhibitors for photographic emulsions

Also Published As

Publication number Publication date
BE548687A (fr)
GB814823A (en) 1959-06-10
US2835581A (en) 1958-05-20

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