BE825603A - Direct-positieve zilverhalogenide-emulsies - Google Patents

Direct-positieve zilverhalogenide-emulsies

Info

Publication number
BE825603A
BE825603A BE1006458A BE1006458A BE825603A BE 825603 A BE825603 A BE 825603A BE 1006458 A BE1006458 A BE 1006458A BE 1006458 A BE1006458 A BE 1006458A BE 825603 A BE825603 A BE 825603A
Authority
BE
Belgium
Prior art keywords
direct
positive silver
silver halogenide
emulsions
halogenide emulsions
Prior art date
Application number
BE1006458A
Other languages
English (en)
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 filed Critical
Publication of BE825603A publication Critical patent/BE825603A/nl

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
    • G03C1/485—Direct positive emulsions
    • G03C1/48515—Direct positive emulsions prefogged
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/06—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
    • C07D213/16—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom containing only one pyridine ring
    • C07D213/20—Quaternary compounds thereof
    • 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
    • Y10S430/141—Direct positive material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Pyridine Compounds (AREA)
BE1006458A 1974-02-28 1975-02-17 Direct-positieve zilverhalogenide-emulsies BE825603A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9105/74A GB1491878A (en) 1974-02-28 1974-02-28 Direct positive silver halide emulsions having incorporated developers

Publications (1)

Publication Number Publication Date
BE825603A true BE825603A (nl) 1975-08-18

Family

ID=9865454

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1006458A BE825603A (nl) 1974-02-28 1975-02-17 Direct-positieve zilverhalogenide-emulsies

Country Status (5)

Country Link
US (1) US4026708A (nl)
JP (1) JPS50125724A (nl)
BE (1) BE825603A (nl)
DE (1) DE2506350A1 (nl)
GB (1) GB1491878A (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0049686B1 (en) * 1980-10-02 1984-06-06 Ciba-Geigy Ag Hydroquinone derivatives, their preparation and use in photographic materials
JP2905274B2 (ja) * 1989-11-08 1999-06-14 花王株式会社 新規ポリカチオン化合物及びこれを含有する漂白剤組成物
US5443943A (en) * 1993-03-22 1995-08-22 Eastman Kodak Company Method of processing originating photographic elements containing tabular silver chloride grains bounded by {100} faces
US5520835A (en) * 1994-08-31 1996-05-28 The Procter & Gamble Company Automatic dishwashing compositions comprising multiquaternary bleach activators
GB201700404D0 (en) * 2017-01-10 2017-02-22 Saraswati Res And Dev Inst Compounds and composistions
CN113214107B (zh) * 2020-05-11 2022-03-18 四川道珍科技有限公司 一种芳香类化合物、制备方法及在药物中的应用

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3519428A (en) * 1965-05-21 1970-07-07 Keuffel & Esser Co Direct-positive light-sensitive photographic material
GB1258924A (nl) * 1968-06-10 1971-12-30
US3632340A (en) * 1968-09-09 1972-01-04 Eastman Kodak Co Cored direct positive silver halide emulsion developed with polyhydroxybenzene

Also Published As

Publication number Publication date
GB1491878A (en) 1977-11-16
US4026708A (en) 1977-05-31
JPS50125724A (nl) 1975-10-03
DE2506350A1 (de) 1975-09-04

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