CH393595A - Process for the preparation of unsymmetrical polyazo dyes - Google Patents

Process for the preparation of unsymmetrical polyazo dyes

Info

Publication number
CH393595A
CH393595A CH1123560A CH1123560A CH393595A CH 393595 A CH393595 A CH 393595A CH 1123560 A CH1123560 A CH 1123560A CH 1123560 A CH1123560 A CH 1123560A CH 393595 A CH393595 A CH 393595A
Authority
CH
Switzerland
Prior art keywords
unsymmetrical
preparation
polyazo dyes
polyazo
dyes
Prior art date
Application number
CH1123560A
Other languages
German (de)
Inventor
Kurt Dr Breig
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 CH393595A publication Critical patent/CH393595A/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
    • 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
    • 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
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • 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
    • C09B35/36—Trisazo dyes of the type
    • 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
    • C09B41/00—Special methods of performing the coupling reaction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)
CH1123560A 1959-12-28 1960-10-06 Process for the preparation of unsymmetrical polyazo dyes CH393595A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF30197A DE1150473B (en) 1959-12-28 1959-12-28 Process for the preparation of unsymmetrical polyazo dyes

Publications (1)

Publication Number Publication Date
CH393595A true CH393595A (en) 1965-06-15

Family

ID=7093656

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1123560A CH393595A (en) 1959-12-28 1960-10-06 Process for the preparation of unsymmetrical polyazo dyes

Country Status (4)

Country Link
CH (1) CH393595A (en)
DE (1) DE1150473B (en)
FR (1) FR1276932A (en)
GB (1) GB908202A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4341701A (en) * 1979-11-07 1982-07-27 Ciba-Geigy Corporation Production of pigments
CN105802274A (en) * 2016-04-06 2016-07-27 海宁德尔化工有限公司 Preparation method of acid orange O-R

Also Published As

Publication number Publication date
DE1150473B (en) 1963-06-20
GB908202A (en) 1962-10-17
FR1276932A (en) 1961-11-24

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