CH609366A5 - Process for the preparation of metal complex dyestuffs - Google Patents

Process for the preparation of metal complex dyestuffs

Info

Publication number
CH609366A5
CH609366A5 CH782875A CH782875A CH609366A5 CH 609366 A5 CH609366 A5 CH 609366A5 CH 782875 A CH782875 A CH 782875A CH 782875 A CH782875 A CH 782875A CH 609366 A5 CH609366 A5 CH 609366A5
Authority
CH
Switzerland
Prior art keywords
metal complex
preparation
complex dyestuffs
dyestuffs
metallisable
Prior art date
Application number
CH782875A
Inventor
Peter Dr Donath
Gerhard Dr Back
Original Assignee
Ciba Geigy 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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority to CH782875A priority Critical patent/CH609366A5/en
Priority to FR7525271A priority patent/FR2281958A1/en
Priority to DE19752536352 priority patent/DE2536352A1/en
Priority to ES440255A priority patent/ES440255A1/en
Priority to GB3409375A priority patent/GB1511689A/en
Priority to JP9973775A priority patent/JPS5146322A/en
Publication of CH609366A5 publication Critical patent/CH609366A5/en

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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/14—Monoazo compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Metal complex dyestuffs are obtained by metallising a metallisable dyestuff in a solvent in the presence of a low molecular weight hydroxy carboxylate formed in situ in the reaction mixture from glyoxal or glyoxylic acid.
CH782875A 1974-08-16 1975-06-17 Process for the preparation of metal complex dyestuffs CH609366A5 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH782875A CH609366A5 (en) 1975-06-17 1975-06-17 Process for the preparation of metal complex dyestuffs
FR7525271A FR2281958A1 (en) 1974-08-16 1975-08-13 PROCESS FOR THE PREPARATION OF METAL COMPLEXES OF COLORANTS
DE19752536352 DE2536352A1 (en) 1974-08-16 1975-08-14 PROCESS FOR THE MANUFACTURING OF METAL COMPLEX COLORS
ES440255A ES440255A1 (en) 1974-08-16 1975-08-14 Process for the manufacture of metal complex dyes
GB3409375A GB1511689A (en) 1974-08-16 1975-08-15 Process for the manufacture of metal complex dyes
JP9973775A JPS5146322A (en) 1974-08-16 1975-08-16 KINZOKUSAKUSENRYONOSEIHO

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH782875A CH609366A5 (en) 1975-06-17 1975-06-17 Process for the preparation of metal complex dyestuffs

Publications (1)

Publication Number Publication Date
CH609366A5 true CH609366A5 (en) 1979-02-28

Family

ID=4331052

Family Applications (1)

Application Number Title Priority Date Filing Date
CH782875A CH609366A5 (en) 1974-08-16 1975-06-17 Process for the preparation of metal complex dyestuffs

Country Status (1)

Country Link
CH (1) CH609366A5 (en)

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Legal Events

Date Code Title Description
PL Patent ceased