GB869138A - Improvements in and relating to new light-screening dyes and to coloured photographic layers - Google Patents

Improvements in and relating to new light-screening dyes and to coloured photographic layers

Info

Publication number
GB869138A
GB869138A GB2202957A GB2202957A GB869138A GB 869138 A GB869138 A GB 869138A GB 2202957 A GB2202957 A GB 2202957A GB 2202957 A GB2202957 A GB 2202957A GB 869138 A GB869138 A GB 869138A
Authority
GB
United Kingdom
Prior art keywords
methyl
pyrazolone
formyl
sulphophenyl
group
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
GB2202957A
Other languages
English (en)
Inventor
Laurent Pierre Roosens
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten NV
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
Priority to BE569303D priority Critical patent/BE569303A/xx
Application filed by Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Priority to GB2202957A priority patent/GB869138A/en
Priority to FR769975A priority patent/FR1216939A/fr
Publication of GB869138A publication Critical patent/GB869138A/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
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
    • G03C1/83—Organic dyestuffs therefor
    • G03C1/832—Methine or polymethine dyes
    • 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
    • C09B23/0091—Methine or polymethine dyes, e.g. cyanine dyes having only one heterocyclic ring at one end of the methine chain, e.g. hemicyamines, hemioxonol
    • 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
    • C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines
    • 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
    • C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
GB2202957A 1957-07-11 1957-07-11 Improvements in and relating to new light-screening dyes and to coloured photographic layers Expired GB869138A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE569303D BE569303A (fi) 1957-07-11
GB2202957A GB869138A (en) 1957-07-11 1957-07-11 Improvements in and relating to new light-screening dyes and to coloured photographic layers
FR769975A FR1216939A (fr) 1957-07-11 1958-07-10 Procédé pour la préparation de couches photographiques colorées

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2202957A GB869138A (en) 1957-07-11 1957-07-11 Improvements in and relating to new light-screening dyes and to coloured photographic layers

Publications (1)

Publication Number Publication Date
GB869138A true GB869138A (en) 1961-05-31

Family

ID=10172765

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2202957A Expired GB869138A (en) 1957-07-11 1957-07-11 Improvements in and relating to new light-screening dyes and to coloured photographic layers

Country Status (3)

Country Link
BE (1) BE569303A (fi)
FR (1) FR1216939A (fi)
GB (1) GB869138A (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10732108B2 (en) * 2017-07-28 2020-08-04 The Board Of Trustees Of The Leland Stanford Junior University Fluorogenic water soluble hydrazine sensors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10732108B2 (en) * 2017-07-28 2020-08-04 The Board Of Trustees Of The Leland Stanford Junior University Fluorogenic water soluble hydrazine sensors

Also Published As

Publication number Publication date
FR1216939A (fr) 1960-04-29
BE569303A (fi)

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