GB1258220A - - Google Patents

Info

Publication number
GB1258220A
GB1258220A GB1258220DA GB1258220A GB 1258220 A GB1258220 A GB 1258220A GB 1258220D A GB1258220D A GB 1258220DA GB 1258220 A GB1258220 A GB 1258220A
Authority
GB
United Kingdom
Prior art keywords
group
alkyl
silver halide
carbon
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
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 GB1258220A publication Critical patent/GB1258220A/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
    • G03C1/28—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

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB1258220D 1969-04-19 1970-04-17 Expired GB1258220A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3008669 1969-04-19

Publications (1)

Publication Number Publication Date
GB1258220A true GB1258220A (it) 1971-12-22

Family

ID=12293969

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1258220D Expired GB1258220A (it) 1969-04-19 1970-04-17

Country Status (3)

Country Link
US (1) US3663210A (it)
DE (1) DE2018687A1 (it)
GB (1) GB1258220A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2301272A1 (de) * 1972-01-14 1973-07-19 Fuji Photo Film Co Ltd Photographische silberhalogenidemulsion

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1247654A (en) * 1969-03-14 1971-09-29 Konishiroku Photo Ind Light sensitive supersensitised silver halide photographic emulsion
US3861920A (en) * 1974-01-02 1975-01-21 Polaroid Corp Super-sensitizing dye combination in silver halide emulsions
US3932186A (en) * 1974-01-02 1976-01-13 Polaroid Corporation Spectrally sensitized photographic silver halide emulsion
JPS59116647A (ja) * 1982-12-13 1984-07-05 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3397060A (en) * 1964-10-19 1968-08-13 Eastman Kodak Co Supersensitization of green-sensitive silver halide emulsions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2301272A1 (de) * 1972-01-14 1973-07-19 Fuji Photo Film Co Ltd Photographische silberhalogenidemulsion

Also Published As

Publication number Publication date
DE2018687A1 (de) 1970-11-05
US3663210A (en) 1972-05-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee