FR1112494A - Process for the production of neutrocyanins - Google Patents

Process for the production of neutrocyanins

Info

Publication number
FR1112494A
FR1112494A FR1112494DA FR1112494A FR 1112494 A FR1112494 A FR 1112494A FR 1112494D A FR1112494D A FR 1112494DA FR 1112494 A FR1112494 A FR 1112494A
Authority
FR
France
Prior art keywords
neutrocyanins
production
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
French (fr)
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.)
Agfa Gevaert NV
Original Assignee
Agfa AG
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 Agfa AG filed Critical Agfa AG
Application granted granted Critical
Publication of FR1112494A publication Critical patent/FR1112494A/en
Expired 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
    • C09B23/12—Methine 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
    • 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
    • C09B23/0008—Methine or polymethine dyes, e.g. cyanine dyes substituted on the polymethine chain
    • 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
    • C09B23/0066—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain being part of a carbocyclic ring,(e.g. benzene, naphtalene, cyclohexene, cyclobutenene-quadratic acid)
    • 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
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
FR1112494D 1953-10-06 1954-10-04 Process for the production of neutrocyanins Expired FR1112494A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA18921A DE1035290B (en) 1953-10-06 1953-10-06 Process for the production of methylene cyanines

Publications (1)

Publication Number Publication Date
FR1112494A true FR1112494A (en) 1956-03-14

Family

ID=6924298

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1112494D Expired FR1112494A (en) 1953-10-06 1954-10-04 Process for the production of neutrocyanins
FR1112495D Expired FR1112495A (en) 1953-10-06 1954-10-04 Method for producing methylene cyanines

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR1112495D Expired FR1112495A (en) 1953-10-06 1954-10-04 Method for producing methylene cyanines

Country Status (2)

Country Link
DE (1) DE1035290B (en)
FR (2) FR1112494A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3104973A (en) * 1960-08-05 1963-09-24 Horizons Inc Photographic bleaching out of cyanine dyes
US3725398A (en) * 1971-04-21 1973-04-03 Eastman Kodak Co Process for preparing 9-aryloxycarbocyanine compounds
DE4331162A1 (en) * 1993-09-14 1995-03-16 Bayer Ag Process for the preparation of cyanine dyes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2534913A (en) * 1947-06-04 1950-12-19 Ilford Ltd Cyanine dyestuffs and intermediates containing aldehyde
NL83303C (en) * 1952-02-14
NL180676B (en) * 1952-08-18 Ciba Geigy PROCEDURE FOR PREPARING MONOAO PIGMENTS AND PROCEDURE FOR PIGMENTING LARGE MOLECULAR ORGANIC MATERIAL WITH PIGMENTS PREPARED THEREFORE.

Also Published As

Publication number Publication date
DE1035290B (en) 1958-07-31
FR1112495A (en) 1956-03-14

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