CH575000A5 - - Google Patents

Info

Publication number
CH575000A5
CH575000A5 CH959573A CH959573A CH575000A5 CH 575000 A5 CH575000 A5 CH 575000A5 CH 959573 A CH959573 A CH 959573A CH 959573 A CH959573 A CH 959573A CH 575000 A5 CH575000 A5 CH 575000A5
Authority
CH
Switzerland
Application number
CH959573A
Original Assignee
Ilford Ltd
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 Ilford Ltd filed Critical Ilford Ltd
Publication of CH575000A5 publication Critical patent/CH575000A5/xx

Links

Classifications

    • 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
    • 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
    • G03C1/30—Hardeners
CH959573A 1972-07-12 1973-07-02 CH575000A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3249172A GB1393959A (en) 1972-07-12 1972-07-12 Hardened gelatin layers

Publications (1)

Publication Number Publication Date
CH575000A5 true CH575000A5 (ja) 1976-04-30

Family

ID=10339415

Family Applications (1)

Application Number Title Priority Date Filing Date
CH959573A CH575000A5 (ja) 1972-07-12 1973-07-02

Country Status (6)

Country Link
US (1) US4014862A (ja)
JP (1) JPS4953819A (ja)
BE (1) BE802201A (ja)
CH (1) CH575000A5 (ja)
DE (1) DE2335092A1 (ja)
GB (1) GB1393959A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3880665A (en) * 1972-05-24 1975-04-29 Agfa Gevaert Ag Hardening with a heterocyclic carbamoyl ammonium compound of a photographic material containing a silver halide layer
JPS53113856A (en) * 1977-03-16 1978-10-04 Mitsubishi Paper Mills Ltd Gelatine curing process
JPS5952416B2 (ja) * 1979-06-15 1984-12-19 富士写真フイルム株式会社 写真感光材料
US4499182A (en) * 1983-10-11 1985-02-12 E. I. Du Pont De Nemours And Company In situ film hardening with pyridinium chlorochromate and aldehyde precursor alcohol

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1981292A (en) * 1934-11-20 Emulsifying agent
US3396127A (en) * 1964-05-22 1968-08-06 Eastman Kodak Co Photographic hardeners
US3345177A (en) * 1964-06-29 1967-10-03 Eastman Kodak Co Beta-ketoethyl onium salts as gelatin hardeners
US3880665A (en) * 1972-05-24 1975-04-29 Agfa Gevaert Ag Hardening with a heterocyclic carbamoyl ammonium compound of a photographic material containing a silver halide layer

Also Published As

Publication number Publication date
DE2335092A1 (de) 1974-01-31
BE802201A (fr) 1974-01-11
GB1393959A (en) 1975-05-14
JPS4953819A (ja) 1974-05-25
US4014862A (en) 1977-03-29

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Legal Events

Date Code Title Description
PL Patent ceased