CH449810A - Process for the preparation of water-soluble azo dyes - Google Patents

Process for the preparation of water-soluble azo dyes

Info

Publication number
CH449810A
CH449810A CH241664A CH241664A CH449810A CH 449810 A CH449810 A CH 449810A CH 241664 A CH241664 A CH 241664A CH 241664 A CH241664 A CH 241664A CH 449810 A CH449810 A CH 449810A
Authority
CH
Switzerland
Prior art keywords
preparation
water
azo dyes
soluble azo
soluble
Prior art date
Application number
CH241664A
Other languages
German (de)
Inventor
Hoyer Ernst
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of CH449810A publication Critical patent/CH449810A/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
    • C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
    • C09B62/44—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring
    • C09B62/503—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring the reactive group being an esterified or non-esterified hydroxyalkyl sulfonyl or mercaptoalkyl sulfonyl group, a quaternised or non-quaternised aminoalkyl sulfonyl group, a heterylmercapto alkyl sulfonyl group, a vinyl sulfonyl or a substituted vinyl sulfonyl group, or a thiophene-dioxide group
    • C09B62/507—Azo dyes
    • C09B62/51—Monoazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH241664A 1963-02-28 1964-02-25 Process for the preparation of water-soluble azo dyes CH449810A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF39131A DE1276842B (en) 1963-02-28 1963-02-28 Water-soluble azo dye and process for its preparation
DEF0039191 1963-02-28

Publications (1)

Publication Number Publication Date
CH449810A true CH449810A (en) 1968-01-15

Family

ID=25975663

Family Applications (1)

Application Number Title Priority Date Filing Date
CH241664A CH449810A (en) 1963-02-28 1964-02-25 Process for the preparation of water-soluble azo dyes

Country Status (4)

Country Link
BE (1) BE644538A (en)
CH (1) CH449810A (en)
DE (1) DE1276842B (en)
GB (1) GB1033267A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2236107C2 (en) * 1972-07-22 1982-09-23 Hoechst Ag, 6000 Frankfurt Water-soluble monoazo dyes, process for their preparation and their use
DE19548429A1 (en) 1995-12-22 1997-06-26 Dystar Textilfarben Gmbh & Co Water-soluble azo dyes, process for their preparation and their use
WO2013018071A2 (en) 2011-08-04 2013-02-07 Colourtex Industries Limited Fibre reactive azo reactive colorants containing two reactive groups of the vinylsulfone type, production and use thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE965902C (en) * 1949-07-19 1957-09-19 Hoechst Ag Process for fixing water-soluble organic compounds on substrates with a fibrous structure

Also Published As

Publication number Publication date
DE1276842B (en) 1968-09-05
BE644538A (en) 1964-08-28
GB1033267A (en) 1966-06-22

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