CH430004A - Process for the preparation of polyazo dyes - Google Patents

Process for the preparation of polyazo dyes

Info

Publication number
CH430004A
CH430004A CH1095863A CH1095863A CH430004A CH 430004 A CH430004 A CH 430004A CH 1095863 A CH1095863 A CH 1095863A CH 1095863 A CH1095863 A CH 1095863A CH 430004 A CH430004 A CH 430004A
Authority
CH
Switzerland
Prior art keywords
preparation
polyazo dyes
polyazo
dyes
Prior art date
Application number
CH1095863A
Other languages
German (de)
Inventor
Heinz Dr Wicki
Original Assignee
Sandoz 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
Priority to BE651355D priority Critical patent/BE651355A/xx
Application filed by Sandoz Ag filed Critical Sandoz Ag
Priority to CH1095863A priority patent/CH430004A/en
Priority to GB3522864A priority patent/GB1069327A/en
Priority to FR987055A priority patent/FR1410479A/en
Publication of CH430004A publication Critical patent/CH430004A/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
    • C09B35/38—Trisazo dyes ot the type
    • C09B35/44—Trisazo dyes ot the type the component K being a hydroxy amine
    • C09B35/46—Trisazo dyes ot the type the component K being a hydroxy amine the component K being an amino naphthol
    • C09B35/463—D being derived from diaminodiphenyl
    • 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
    • C09B35/38—Trisazo dyes ot the type
    • C09B35/44—Trisazo dyes ot the type the component K being a hydroxy amine
    • C09B35/46—Trisazo dyes ot the type the component K being a hydroxy amine the component K being an amino naphthol

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH1095863A 1963-09-05 1963-09-05 Process for the preparation of polyazo dyes CH430004A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE651355D BE651355A (en) 1963-09-05
CH1095863A CH430004A (en) 1963-09-05 1963-09-05 Process for the preparation of polyazo dyes
GB3522864A GB1069327A (en) 1963-09-05 1964-08-27 Trisazo dyes, their production and use
FR987055A FR1410479A (en) 1963-09-05 1964-09-03 Polyazo dyes, their manufacture and applications

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1095863A CH430004A (en) 1963-09-05 1963-09-05 Process for the preparation of polyazo dyes

Publications (1)

Publication Number Publication Date
CH430004A true CH430004A (en) 1967-02-15

Family

ID=4368589

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1095863A CH430004A (en) 1963-09-05 1963-09-05 Process for the preparation of polyazo dyes

Country Status (3)

Country Link
BE (1) BE651355A (en)
CH (1) CH430004A (en)
GB (1) GB1069327A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169808A3 (en) * 1984-07-24 1988-12-21 Ciba-Geigy Ag Uv-absorber compounds, method for their preparation and their use as image dyes in photographic materials for the silver dye-bleaching process

Also Published As

Publication number Publication date
BE651355A (en)
GB1069327A (en) 1967-05-17

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