CH203339A - Process for the preparation of a substantive polyazo dye. - Google Patents

Process for the preparation of a substantive polyazo dye.

Info

Publication number
CH203339A
CH203339A CH203339DA CH203339A CH 203339 A CH203339 A CH 203339A CH 203339D A CH203339D A CH 203339DA CH 203339 A CH203339 A CH 203339A
Authority
CH
Switzerland
Prior art keywords
substantive
preparation
polyazo dye
polyazo
dye
Prior art date
Application number
Other languages
German (de)
Inventor
A-G J R Geigy
Original Assignee
Geigy Ag J R
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 Geigy Ag J R filed Critical Geigy Ag J R
Publication of CH203339A publication Critical patent/CH203339A/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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/16—Trisazo dyes
    • C09B31/22—Trisazo dyes from a coupling component "D" containing directive hydroxyl and amino groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH203339D 1937-09-07 1937-09-07 Process for the preparation of a substantive polyazo dye. CH203339A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH200677T 1937-09-07
CH203339T 1937-09-07

Publications (1)

Publication Number Publication Date
CH203339A true CH203339A (en) 1939-02-28

Family

ID=25723582

Family Applications (1)

Application Number Title Priority Date Filing Date
CH203339D CH203339A (en) 1937-09-07 1937-09-07 Process for the preparation of a substantive polyazo dye.

Country Status (1)

Country Link
CH (1) CH203339A (en)

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