BE872206A - Halogenhydrates de 4,7-dihydroxybenzimidazole utiles comme agent antivoile photographique - Google Patents

Halogenhydrates de 4,7-dihydroxybenzimidazole utiles comme agent antivoile photographique

Info

Publication number
BE872206A
BE872206A BE191878A BE191878A BE872206A BE 872206 A BE872206 A BE 872206A BE 191878 A BE191878 A BE 191878A BE 191878 A BE191878 A BE 191878A BE 872206 A BE872206 A BE 872206A
Authority
BE
Belgium
Prior art keywords
halogenhydrates
antivoil
dihydroxybenzimidazole
photographic
useful
Prior art date
Application number
BE191878A
Other languages
English (en)
French (fr)
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BE872206A publication Critical patent/BE872206A/xx

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
    • 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
    • G03C5/30—Developers
    • G03C5/3021—Developers with oxydisable hydroxyl or amine groups linked to an aromatic ring
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
BE191878A 1977-11-23 1978-11-22 Halogenhydrates de 4,7-dihydroxybenzimidazole utiles comme agent antivoile photographique BE872206A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/854,262 US4131467A (en) 1977-11-23 1977-11-23 4,7-Dihydroxybenzimidazole hydrobromide as antifogger

Publications (1)

Publication Number Publication Date
BE872206A true BE872206A (fr) 1979-05-22

Family

ID=25318184

Family Applications (1)

Application Number Title Priority Date Filing Date
BE191878A BE872206A (fr) 1977-11-23 1978-11-22 Halogenhydrates de 4,7-dihydroxybenzimidazole utiles comme agent antivoile photographique

Country Status (6)

Country Link
US (1) US4131467A (xx)
JP (1) JPS5483420A (xx)
BE (1) BE872206A (xx)
DE (1) DE2850612A1 (xx)
FR (1) FR2410299A1 (xx)
GB (1) GB2009170B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355101A (en) * 1981-01-05 1982-10-19 Polaroid Corporation Phenylmercaptoazole compounds
US4390613A (en) * 1981-01-05 1983-06-28 Polaroid Corporation Diffusion transfer photographic system utilizing substituted phenylmercaptoazoles
US4593108A (en) * 1981-01-05 1986-06-03 Polaroid Corporation 1-phenyl-5-mercapto tetrazoles
US4355092A (en) * 1981-01-05 1982-10-19 Polaroid Corporation Novel phenylmercaptoazole compounds
JPS6054662B2 (ja) * 1981-09-28 1985-11-30 富士写真フイルム株式会社 ハロゲン化銀乳剤
US4572892A (en) * 1984-05-21 1986-02-25 Eastman Kodak Company Direct positive photographic elements with incorporated maximum density enhancing antifoggants
JPH01104006A (ja) * 1986-08-07 1989-04-21 Medice Chem Pharm Fab Puetter Gmbh & Co Kg 医薬製剤
US5192647A (en) * 1986-10-24 1993-03-09 Fuji Photo Film Co., Ltd. Method for development processing of silver halide photographic
DE3828312A1 (de) * 1988-08-20 1990-03-01 Agfa Gevaert Ag Herstellung einer silberhalogenidemulsion

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2384593A (en) * 1943-08-06 1945-09-11 Eastman Kodak Co Antifoggant
US2418613A (en) * 1945-07-30 1947-04-08 Eastman Kodak Co Fog inhibitors for photographic emulsions
US2893865A (en) * 1956-12-26 1959-07-07 Gen Aniline & Film Corp Single powder photographic developers
US3023103A (en) * 1960-08-02 1962-02-27 Gen Aniline & Film Corp Antifoggants and stabilizers for photographic silver halide emulsions
US3271154A (en) * 1961-11-30 1966-09-06 Gen Aniline & Film Corp Antifogging and stabilizing agents for photography
BE628098A (xx) * 1962-02-07
US3499761A (en) * 1964-07-20 1970-03-10 Gaf Corp Silver halide emulsions containing alkyl esters of benzimidazole carbamic acid antifogging agents
CA979709A (en) * 1970-08-27 1975-12-16 Anita Von Konig Photographic material having improved properties
US3850638A (en) * 1973-04-02 1974-11-26 Eastman Kodak Co Benzimidazole nucleating agents

Also Published As

Publication number Publication date
GB2009170A (en) 1979-06-13
FR2410299A1 (fr) 1979-06-22
JPS6122293B2 (xx) 1986-05-31
FR2410299B1 (xx) 1983-09-02
GB2009170B (en) 1982-03-31
DE2850612A1 (de) 1979-05-31
US4131467A (en) 1978-12-26
JPS5483420A (en) 1979-07-03

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: E.I. DU PONT DE NEMOURS AND CY

Effective date: 19911130