JPS4842968B1 - - Google Patents

Info

Publication number
JPS4842968B1
JPS4842968B1 JP10395570A JP10395570A JPS4842968B1 JP S4842968 B1 JPS4842968 B1 JP S4842968B1 JP 10395570 A JP10395570 A JP 10395570A JP 10395570 A JP10395570 A JP 10395570A JP S4842968 B1 JPS4842968 B1 JP S4842968B1
Authority
JP
Japan
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.)
Pending
Application number
JP10395570A
Other languages
Japanese (ja)
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
Priority to JP10395570A priority Critical patent/JPS4842968B1/ja
Priority to GB5464271A priority patent/GB1343719A/en
Priority to FR7142009A priority patent/FR2115981A5/fr
Priority to CA128,505A priority patent/CA995961A/en
Priority to BE775796A priority patent/BE775796A/xx
Priority to DE19712158553 priority patent/DE2158553A1/de
Publication of JPS4842968B1 publication Critical patent/JPS4842968B1/ja
Priority to US435816A priority patent/US3881936A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/102—The polymethine chain containing an even number of >CH- groups two heterocyclic rings linked carbon-to-carbon
    • 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
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • 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
    • G03C1/22—Methine and polymethine dyes with an even number of CH groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (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)
JP10395570A 1970-11-25 1970-11-25 Pending JPS4842968B1 (enrdf_load_stackoverflow)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP10395570A JPS4842968B1 (enrdf_load_stackoverflow) 1970-11-25 1970-11-25
GB5464271A GB1343719A (en) 1970-11-25 1971-11-24 Sensitized silver halide photographic emulsions
FR7142009A FR2115981A5 (enrdf_load_stackoverflow) 1970-11-25 1971-11-24
CA128,505A CA995961A (en) 1970-11-25 1971-11-25 Silver halide photographic emulsions
BE775796A BE775796A (fr) 1970-11-25 1971-11-25 Emulsions photographiques aux halogenures d'argent
DE19712158553 DE2158553A1 (de) 1970-11-25 1971-11-25 Photographische Silberhalogenidemulsionen
US435816A US3881936A (en) 1970-11-25 1974-01-23 Silver halide photographic emulsion containing three sensitizing dyes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10395570A JPS4842968B1 (enrdf_load_stackoverflow) 1970-11-25 1970-11-25

Publications (1)

Publication Number Publication Date
JPS4842968B1 true JPS4842968B1 (enrdf_load_stackoverflow) 1973-12-15

Family

ID=14367815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10395570A Pending JPS4842968B1 (enrdf_load_stackoverflow) 1970-11-25 1970-11-25

Country Status (6)

Country Link
JP (1) JPS4842968B1 (enrdf_load_stackoverflow)
BE (1) BE775796A (enrdf_load_stackoverflow)
CA (1) CA995961A (enrdf_load_stackoverflow)
DE (1) DE2158553A1 (enrdf_load_stackoverflow)
FR (1) FR2115981A5 (enrdf_load_stackoverflow)
GB (1) GB1343719A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2303934B (en) * 1995-07-31 1998-10-28 Agfa Gevaert Ag Black and white paper with variable gradation
GB2316754B (en) * 1996-08-30 2000-09-27 Ilford Ltd Variable contrast photographic material
DE19960108A1 (de) * 1999-12-14 2001-07-12 Agfa Gevaert Ag Fotografisches Schwarz-Weiß-Papier

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972539A (en) * 1959-12-24 1961-02-21 Eastman Kodak Co Supersensitization of carbocyanine dyes by simple merocyanine dyes
US2977229A (en) * 1959-03-23 1961-03-28 Eastman Kodak Co Supersensitized emulsions comprising simple cyanine dyes
JPS4838408A (enrdf_load_stackoverflow) * 1971-09-17 1973-06-06

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2977229A (en) * 1959-03-23 1961-03-28 Eastman Kodak Co Supersensitized emulsions comprising simple cyanine dyes
US2972539A (en) * 1959-12-24 1961-02-21 Eastman Kodak Co Supersensitization of carbocyanine dyes by simple merocyanine dyes
JPS4838408A (enrdf_load_stackoverflow) * 1971-09-17 1973-06-06

Also Published As

Publication number Publication date
FR2115981A5 (enrdf_load_stackoverflow) 1972-07-07
CA995961A (en) 1976-08-31
GB1343719A (en) 1974-01-16
DE2158553A1 (de) 1972-05-31
BE775796A (fr) 1972-03-16

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