GB2011391B - Hydrazide nucleating agents methods emplaying them and photograhic materials containing them - Google Patents

Hydrazide nucleating agents methods emplaying them and photograhic materials containing them

Info

Publication number
GB2011391B
GB2011391B GB7848701A GB7848701A GB2011391B GB 2011391 B GB2011391 B GB 2011391B GB 7848701 A GB7848701 A GB 7848701A GB 7848701 A GB7848701 A GB 7848701A GB 2011391 B GB2011391 B GB 2011391B
Authority
GB
United Kingdom
Prior art keywords
emplaying
materials containing
nucleating agents
agents methods
hydrazide nucleating
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
GB7848701A
Other versions
GB2011391A (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 Ltd
Original Assignee
Kodak 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 Kodak Ltd filed Critical Kodak Ltd
Priority to GB7848701A priority Critical patent/GB2011391B/en
Publication of GB2011391A publication Critical patent/GB2011391A/en
Application granted granted Critical
Publication of GB2011391B publication Critical patent/GB2011391B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members 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
    • C07D233/88—Nitrogen atoms, e.g. allantoin
    • 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
    • C07D249/16—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
    • C07D249/18—Benzotriazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
    • C07D277/62—Benzothiazoles
    • C07D277/68—Benzothiazoles 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 in position 2
    • C07D277/70—Sulfur atoms
    • C07D277/72—2-Mercaptobenzothiazole
    • 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
    • G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • G03C1/48546—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent
    • G03C1/48561—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent hydrazine compounds
    • 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
    • G03C5/50—Reversal development; Contact processes
GB7848701A 1977-12-15 1978-12-15 Hydrazide nucleating agents methods emplaying them and photograhic materials containing them Expired GB2011391B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7848701A GB2011391B (en) 1977-12-15 1978-12-15 Hydrazide nucleating agents methods emplaying them and photograhic materials containing them

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB5230277 1977-12-15
GB7848701A GB2011391B (en) 1977-12-15 1978-12-15 Hydrazide nucleating agents methods emplaying them and photograhic materials containing them

Publications (2)

Publication Number Publication Date
GB2011391A GB2011391A (en) 1979-07-11
GB2011391B true GB2011391B (en) 1982-03-24

Family

ID=26267035

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7848701A Expired GB2011391B (en) 1977-12-15 1978-12-15 Hydrazide nucleating agents methods emplaying them and photograhic materials containing them

Country Status (1)

Country Link
GB (1) GB2011391B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0580041A2 (en) 1992-07-10 1994-01-26 Fuji Photo Film Co., Ltd. Method of processing silver halide photographic material and composition for processing
EP0589460A1 (en) 1992-09-24 1994-03-30 Fuji Photo Film Co., Ltd. Method for processing a black & white silver halide light-sensitive material

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2497367B1 (en) 1980-10-16 1987-08-14 Kodak Pathe POSITIVE-DIRECT SILVER HALIDE EMULSION WITH INCORPORATED NUCLEATION AGENT
US4315986A (en) 1980-11-10 1982-02-16 Eastman Kodak Company Photographic emulsions and elements capable of forming direct-positive images
US4306017A (en) 1980-11-17 1981-12-15 Eastman Kodak Company Photographic emulsions and elements capable of forming direct-positive images
US4504570A (en) * 1982-09-30 1985-03-12 Eastman Kodak Company Direct reversal emulsions and photographic elements useful in image transfer film units
JPS59200230A (en) * 1983-04-28 1984-11-13 Fuji Photo Film Co Ltd Direct positive silver halide photosensitive material
EP0416174A1 (en) * 1989-09-04 1991-03-13 Agfa-Gevaert N.V. Method of developing direct positive silver halide material
DE69605393T2 (en) 1995-12-27 2000-04-13 Fuji Photo Film Co Ltd Hydrazine compound and silver halide photographic material containing the same
US5770344A (en) 1995-12-27 1998-06-23 Fuji Photo Film Co., Ltd. Silver halide photographic light-sensitive material
AU2005230684B2 (en) * 2004-04-05 2011-10-06 Alnylam Pharmaceuticals, Inc. Process and reagents for oligonucleotide synthesis and purification

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0580041A2 (en) 1992-07-10 1994-01-26 Fuji Photo Film Co., Ltd. Method of processing silver halide photographic material and composition for processing
EP0589460A1 (en) 1992-09-24 1994-03-30 Fuji Photo Film Co., Ltd. Method for processing a black & white silver halide light-sensitive material

Also Published As

Publication number Publication date
GB2011391A (en) 1979-07-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee