GB1340235A - Silver halide photographic emulsions - Google Patents

Silver halide photographic emulsions

Info

Publication number
GB1340235A
GB1340235A GB5001671A GB5001671A GB1340235A GB 1340235 A GB1340235 A GB 1340235A GB 5001671 A GB5001671 A GB 5001671A GB 5001671 A GB5001671 A GB 5001671A GB 1340235 A GB1340235 A GB 1340235A
Authority
GB
United Kingdom
Prior art keywords
silver halide
alkyl
alkoxyalkyl
oct
completes
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
GB5001671A
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of GB1340235A publication Critical patent/GB1340235A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02Details of features involved during the holographic process; Replication of holograms without interference recording
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08Sensitivity-increasing substances
    • G03C1/10Organic substances
    • G03C1/12Methine and polymethine dyes
    • G03C1/26Polymethine chain forming part of a heterocyclic ring
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2260/00Recording materials or recording processes
    • G03H2260/16Silver halide emulsion

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)

Abstract

1340235 Photographic emulsions FUJI PHOTO FILM CO Ltd 27 Oct 1971 [27 Oct 1970] 50016/71 Heading G2C Photographic silver halide emulsion having silver halide particles having an average diameter not above 0À18Á or in which at least 95% of the particles have a diameter not greater than 0À2Á, sensitized with a dye of formula: (in which Z<SP>1</SP> completes a heterocyclic nucleus having 5 or 6 atoms in the heterocyclic ring containing the N atom shown; Z<SP>2</SP> completes a thiazoline, oxazole, benzoxazole, thiazole, selenazole, benzothiazole, benzoselenazole, naphthothiazole, naphthoselenazole or quinoline nucleus; R and R<SP>1</SP> are each alkyl, hydroxyalkyl, alkoxyalkyl, acetoxyalkyl, carboxyalkyl, sulphoalkyl, allyl or optionally substituted aralkyl; R<SP>2</SP> is alkyl, aralkyl, aryl or vinylmethyl; each L is = C(R<SP>3</SP>)-; R 3 is H, alkyl, alkoxyalkyl or optionally substituted aryl or any L may be joined to R or R<SP>1</SP> by a methylene chain; m is 0 or 1; p is 0 or 1; X is anion). The emulsions may be used to prepare holograms.
GB5001671A 1970-10-27 1971-10-27 Silver halide photographic emulsions Expired GB1340235A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45094881A JPS4913331B1 (en) 1970-10-27 1970-10-27

Publications (1)

Publication Number Publication Date
GB1340235A true GB1340235A (en) 1973-12-12

Family

ID=14122377

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5001671A Expired GB1340235A (en) 1970-10-27 1971-10-27 Silver halide photographic emulsions

Country Status (4)

Country Link
JP (1) JPS4913331B1 (en)
DE (1) DE2153570A1 (en)
FR (1) FR2113248A5 (en)
GB (1) GB1340235A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5062425A (en) * 1973-10-02 1975-05-28
GB8420201D0 (en) * 1984-08-09 1984-09-12 Ciba Geigy Ag Organic dyes

Also Published As

Publication number Publication date
JPS4913331B1 (en) 1974-03-30
FR2113248A5 (en) 1972-06-23
DE2153570A1 (en) 1972-05-04

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Legal Events

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