CH525935A - Process for the preparation of water-insoluble azo dyes containing sulfonyl groups - Google Patents

Process for the preparation of water-insoluble azo dyes containing sulfonyl groups

Info

Publication number
CH525935A
CH525935A CH1732469A CH1732469A CH525935A CH 525935 A CH525935 A CH 525935A CH 1732469 A CH1732469 A CH 1732469A CH 1732469 A CH1732469 A CH 1732469A CH 525935 A CH525935 A CH 525935A
Authority
CH
Switzerland
Prior art keywords
preparation
water
azo dyes
sulfonyl groups
insoluble azo
Prior art date
Application number
CH1732469A
Other languages
German (de)
Inventor
Brachel Hanswilli Dr Von
Dieter Dr Cornelius
Original Assignee
Cassella Farbwerke Mainkur 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 Cassella Farbwerke Mainkur Ag filed Critical Cassella Farbwerke Mainkur Ag
Publication of CH525935A publication Critical patent/CH525935A/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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/40—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms
    • C09B43/405—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms by substituting radicals containing hetero atoms for -SO2R radicals and R being hydrocarbon
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/02—Preparation of azo dyes from other azo compounds by sulfonation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1732469A 1968-11-20 1969-11-20 Process for the preparation of water-insoluble azo dyes containing sulfonyl groups CH525935A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681809921 DE1809921C3 (en) 1968-11-20 1968-11-20 Process for the preparation of water-insoluble azo dyes containing sulfonyl groups

Publications (1)

Publication Number Publication Date
CH525935A true CH525935A (en) 1972-07-31

Family

ID=5713826

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1732469A CH525935A (en) 1968-11-20 1969-11-20 Process for the preparation of water-insoluble azo dyes containing sulfonyl groups

Country Status (4)

Country Link
CH (1) CH525935A (en)
DE (1) DE1809921C3 (en)
FR (1) FR2023708B1 (en)
GB (1) GB1255367A (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR63689E (en) * 1953-01-17 1955-09-30 Sandoz Sa Mono-azo dyes and their preparation
US2891942A (en) * 1955-07-13 1959-06-23 Saul & Co Water-insoluble monoazo dyestuffs
CH349951A (en) * 1959-03-05 1960-11-15 Sandoz Ag Durable dye preparation
FR1497263A (en) * 1965-10-23 1967-10-06 Cassella Farbwerke Mainkur Ag Water-insoluble mono-azo dyes and their preparation

Also Published As

Publication number Publication date
DE1809921B2 (en) 1977-09-22
FR2023708A1 (en) 1970-08-21
DE1809921A1 (en) 1970-06-04
FR2023708B1 (en) 1974-09-06
DE1809921C3 (en) 1978-06-01
GB1255367A (en) 1971-12-01

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Legal Events

Date Code Title Description
PL Patent ceased