GB1207006A - Supersensitised photographic silver halide emulsions - Google Patents

Supersensitised photographic silver halide emulsions

Info

Publication number
GB1207006A
GB1207006A GB4017368A GB4017368A GB1207006A GB 1207006 A GB1207006 A GB 1207006A GB 4017368 A GB4017368 A GB 4017368A GB 4017368 A GB4017368 A GB 4017368A GB 1207006 A GB1207006 A GB 1207006A
Authority
GB
United Kingdom
Prior art keywords
silver halide
photographic silver
alkyl
group
substituted
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
GB4017368A
Other languages
English (en)
Inventor
Johannes Goetze
Oskar Riester
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert AG
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 Agfa Gevaert AG filed Critical Agfa Gevaert AG
Publication of GB1207006A publication Critical patent/GB1207006A/en
Expired legal-status Critical Current

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
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • G03C1/12—Methine and polymethine dyes
    • G03C1/14—Methine and polymethine dyes with an odd number of CH groups
    • G03C1/18—Methine and polymethine dyes with an odd number of CH groups with three CH groups
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/0008—Methine or polymethine dyes, e.g. cyanine dyes substituted on the polymethine chain
    • C09B23/0033—Methine or polymethine dyes, e.g. cyanine dyes substituted on the polymethine chain the substituent being bound through a sulfur atom
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
    • C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines
    • 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
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/28—Sensitivity-increasing substances together with supersensitising substances
    • G03C1/29—Sensitivity-increasing substances together with supersensitising substances the supersensitising mixture being solely composed of dyes ; Combination of dyes, even if the supersensitising effect is not explicitly disclosed

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB4017368A 1967-08-22 1968-08-22 Supersensitised photographic silver halide emulsions Expired GB1207006A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA0056574 1967-08-22

Publications (1)

Publication Number Publication Date
GB1207006A true GB1207006A (en) 1970-09-30

Family

ID=6940616

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4017368A Expired GB1207006A (en) 1967-08-22 1968-08-22 Supersensitised photographic silver halide emulsions

Country Status (5)

Country Link
BE (1) BE719780A (de)
DE (1) DE1597473A1 (de)
FR (1) FR1577734A (de)
GB (1) GB1207006A (de)
NL (1) NL6811980A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2279463A (en) * 1993-06-26 1995-01-04 Ilford Ltd Photographic emulsions
EP0794456A1 (de) 1996-03-07 1997-09-10 Agfa-Gevaert N.V. Verfahren zur Wiedergabe eines elektronisch gespeicherten medizinischen Bildes auf lichtempfindlichen photographischem Material
EP0880059A1 (de) * 1996-04-30 1998-11-25 Du Pont De Nemours (Deutschland) Gmbh Photographisches Silberhalogenidmaterial und Verfahren zur Herstellung von Silberbildern

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0521632A1 (de) * 1991-06-26 1993-01-07 Konica Corporation Photographische Silberhalogenidmaterialien

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2279463A (en) * 1993-06-26 1995-01-04 Ilford Ltd Photographic emulsions
GB2279463B (en) * 1993-06-26 1996-05-22 Ilford Ltd Photographic emulsions
EP0794456A1 (de) 1996-03-07 1997-09-10 Agfa-Gevaert N.V. Verfahren zur Wiedergabe eines elektronisch gespeicherten medizinischen Bildes auf lichtempfindlichen photographischem Material
EP0880059A1 (de) * 1996-04-30 1998-11-25 Du Pont De Nemours (Deutschland) Gmbh Photographisches Silberhalogenidmaterial und Verfahren zur Herstellung von Silberbildern

Also Published As

Publication number Publication date
FR1577734A (de) 1969-08-08
DE1597473A1 (de) 1970-05-27
NL6811980A (de) 1969-01-27
BE719780A (de) 1969-02-24

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Legal Events

Date Code Title Description
PS Patent sealed
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PE20 Patent expired after termination of 20 years