GB788901A - Improvements in or relating to the preparation of methine dyestuffs - Google Patents

Improvements in or relating to the preparation of methine dyestuffs

Info

Publication number
GB788901A
GB788901A GB2649054A GB2649054A GB788901A GB 788901 A GB788901 A GB 788901A GB 2649054 A GB2649054 A GB 2649054A GB 2649054 A GB2649054 A GB 2649054A GB 788901 A GB788901 A GB 788901A
Authority
GB
United Kingdom
Prior art keywords
alkyl
aryl
methyl
group
dione
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
GB2649054A
Other languages
English (en)
Inventor
Jean Marie Nys
Theofiel Hubert Ghys
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 BE541243D priority Critical patent/BE541243A/xx
Priority to BE541242D priority patent/BE541242A/xx
Application filed by Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Priority to GB2649054A priority patent/GB788901A/en
Priority to GB2649154A priority patent/GB789077A/en
Publication of GB788901A publication Critical patent/GB788901A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/12Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain being branched "branched" means that the substituent on the polymethine chain forms a new conjugated system, e.g. most trinuclear cyanine dyes
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00Methine or polymethine dyes, e.g. cyanine dyes
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/0075Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain being part of an heterocyclic ring
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10The polymethine chain containing an even number of >CH- groups
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10The polymethine chain containing an even number of >CH- groups
    • C09B23/105The polymethine chain containing an even number of >CH- groups two >CH- groups
    • 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
    • G03C1/76Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/825Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
    • G03C1/83Organic dyestuffs therefor
    • G03C1/832Methine or polymethine dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
GB2649054A 1954-09-13 1954-09-13 Improvements in or relating to the preparation of methine dyestuffs Expired GB788901A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE541243D BE541243A (en:Method) 1954-09-13
BE541242D BE541242A (en:Method) 1954-09-13
GB2649054A GB788901A (en) 1954-09-13 1954-09-13 Improvements in or relating to the preparation of methine dyestuffs
GB2649154A GB789077A (en) 1954-09-13 1954-09-13 Improvements in or relating to methine dyestuffs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2649054A GB788901A (en) 1954-09-13 1954-09-13 Improvements in or relating to the preparation of methine dyestuffs

Publications (1)

Publication Number Publication Date
GB788901A true GB788901A (en) 1958-01-08

Family

ID=10244458

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2649054A Expired GB788901A (en) 1954-09-13 1954-09-13 Improvements in or relating to the preparation of methine dyestuffs
GB2649154A Expired GB789077A (en) 1954-09-13 1954-09-13 Improvements in or relating to methine dyestuffs

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2649154A Expired GB789077A (en) 1954-09-13 1954-09-13 Improvements in or relating to methine dyestuffs

Country Status (2)

Country Link
BE (2) BE541243A (en:Method)
GB (2) GB788901A (en:Method)

Also Published As

Publication number Publication date
BE541242A (en:Method)
BE541243A (en:Method)
GB789077A (en) 1958-01-15

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