CH508700A - Process for the production of azo dyes - Google Patents

Process for the production of azo dyes

Info

Publication number
CH508700A
CH508700A CH405369DA CH508700A CH 508700 A CH508700 A CH 508700A CH 405369D A CH405369D A CH 405369DA CH 508700 A CH508700 A CH 508700A
Authority
CH
Switzerland
Prior art keywords
production
azo dyes
azo
dyes
Prior art date
Application number
Other languages
German (de)
Inventor
Horst Dr Nickel
Fritz Dr Suckfuell
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of CH508700A publication Critical patent/CH508700A/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/28—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O—
    • 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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/021—Disazo dyes characterised by two coupling components of the same type
    • C09B35/027—Disazo dyes characterised by two coupling components of the same type in which the coupling component is a hydroxy-amino compound
    • 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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/28—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O—
    • C09B35/30—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O— from two identical coupling components
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH405369D 1968-04-16 1969-03-18 Process for the production of azo dyes CH508700A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681769166 DE1769166A1 (en) 1968-04-16 1968-04-16 Azo dyes and process for their preparation

Publications (1)

Publication Number Publication Date
CH508700A true CH508700A (en) 1971-06-15

Family

ID=5700024

Family Applications (1)

Application Number Title Priority Date Filing Date
CH405369D CH508700A (en) 1968-04-16 1969-03-18 Process for the production of azo dyes

Country Status (7)

Country Link
AT (1) AT287868B (en)
BE (1) BE731588A (en)
CH (1) CH508700A (en)
DE (1) DE1769166A1 (en)
FR (1) FR2006305A1 (en)
GB (1) GB1271301A (en)
NL (1) NL6905793A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH551643A (en) * 1970-05-05 1974-07-15 Ciba Geigy Ag PHOTOGRAPHIC MATERIAL.
US5356440A (en) * 1992-07-31 1994-10-18 Ciba-Geigy Corporation Process for the dyeing of synthetic polyamide fibre materials
DE4238903A1 (en) * 1992-11-19 1994-05-26 Basf Ag Process for dyeing leather with a red azo dye
ES2134884T3 (en) * 1993-08-02 1999-10-16 Dystar Japan Ltd RED REACTIVE DYES, THEIR COMPOSITIONS AND DYING PROCEDURE USING THEM.
EP2163587A1 (en) * 2008-09-11 2010-03-17 Clariant International Ltd. Acid dyes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR880963A (en) * 1941-04-25 1943-04-12 Ste Ind Chim Bale New azo dyes
US2361481A (en) * 1941-11-18 1944-10-31 Du Pont Red monazo wool dyes
FR1485227A (en) * 1965-06-30 1967-06-16 Bayer Ag Azo dyes and process for their manufacture
FR1485315A (en) * 1965-07-01 1967-06-16 Agfa Gevaert Ag Photographic material for the silver and dye bleaching process
DE1644189C3 (en) * 1967-01-05 1975-10-09 Bayer Ag, 5090 Leverkusen Azo dyes and their use

Also Published As

Publication number Publication date
BE731588A (en) 1969-10-01
GB1271301A (en) 1972-04-19
FR2006305B1 (en) 1974-02-01
DE1769166A1 (en) 1971-09-23
FR2006305A1 (en) 1969-12-26
AT287868B (en) 1971-02-10
NL6905793A (en) 1969-10-20

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Legal Events

Date Code Title Description
PL Patent ceased