CH203330A - Process for the preparation of a disazo dye. - Google Patents

Process for the preparation of a disazo dye.

Info

Publication number
CH203330A
CH203330A CH203330DA CH203330A CH 203330 A CH203330 A CH 203330A CH 203330D A CH203330D A CH 203330DA CH 203330 A CH203330 A CH 203330A
Authority
CH
Switzerland
Prior art keywords
preparation
disazo dye
disazo
dye
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellsc Farbenindustrie
Original Assignee
Ig Farbenindustrie 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 Ig Farbenindustrie Ag filed Critical Ig Farbenindustrie Ag
Publication of CH203330A publication Critical patent/CH203330A/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
    • C09B31/02—Disazo dyes
    • C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH203330D 1936-10-28 1937-10-12 Process for the preparation of a disazo dye. CH203330A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE203330X 1936-10-28
CH200371T 1937-10-12

Publications (1)

Publication Number Publication Date
CH203330A true CH203330A (en) 1939-02-28

Family

ID=25723490

Family Applications (1)

Application Number Title Priority Date Filing Date
CH203330D CH203330A (en) 1936-10-28 1937-10-12 Process for the preparation of a disazo dye.

Country Status (1)

Country Link
CH (1) CH203330A (en)

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